{"title":"Donor Monomers [Polymer\/Macromolecule Semiconductor Building Blocks]","description":"\u003cp\u003e\u003cstrong\u003eDonor Monomers [Polymer\/Macromolecule Semiconductor Building Blocks]\u003c\/strong\u003e — mencakup monomer donor kaya elektron berbasis rangka benzoditiofena, fluorena, atau tiofena dengan gugus fungsi boronat, stanil, maupun bromo, yang berfungsi sebagai unit pembangun polimer semikonduktor melalui reaksi kopling silang seperti Suzuki atau Stille.\u003c\/p\u003e\u003cp\u003eDonor Monomers digunakan dalam sintesis polimer terkonjugasi untuk perangkat elektronik organik, seperti sel surya organik, transistor efek medan organik, dan dioda pemancar cahaya organik. Peneliti kimia material dan pengembang semikonduktor organik memanfaatkan reaksi kopling silang berkatalis paladium, misalnya Suzuki atau Stille, untuk merangkai unit donor dengan unit akseptor menjadi rantai polimer dengan sifat optoelektronik yang dapat diatur.\u003c\/p\u003e\u003cp\u003eContoh produk dalam koleksi ini: \u003ca href=\"\/en\/products\/tci2510b549012140\"\u003eTCI B5490 1160823-78-8 4,8-Bis[(2-ethylhexyl)oxy]-2,6-bis(trimethylstannyl)benzo[1,2-b:4,5-b']dithiophene\u003c\/a\u003e, \u003ca href=\"\/en\/products\/tci2510b558012243\"\u003eTCI B5580 620624-96-6 2-(7-Bromo-9,9-di-n-octyl-9H-fluoren-2-yl)-4,4,5,5-tetramethyl-1,3,2-dioxaborolane\u003c\/a\u003e, \u003ca href=\"\/en\/products\/tci2510b548512134\"\u003eTCI B5485 1352642-35-3 4,8-Bis[5-(2-ethylhexyl)thiophen-2-yl]benzo[1,2-b:4,5-b']dithiophene\u003c\/a\u003e, \u003ca href=\"\/en\/products\/tci2510b565612352\"\u003eTCI B5656 728911-52-2 2,7-Bis(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)-9,9'-spirobi[9H-fluorene]\u003c\/a\u003e, \u003ca href=\"\/en\/products\/tci2510b548412133\"\u003eTCI B5484 1668554-22-0 4,8-Bis(n-octyloxy)benzo[1,2-b:4,5-b']dithiophene-2,6-dicarbaldehyde\u003c\/a\u003e, \u003ca href=\"\/en\/products\/tci2510b569012399\"\u003eTCI B5690 178931-63-0 5,5''-Bis(trimethylstannyl)-2,2':5',2''-terthiophene\u003c\/a\u003e, \u003ca href=\"\/en\/products\/tci2510b546212112\"\u003eTCI B5462 1384281-49-5 9-Benzyl-2,7-dibromo-9H-carbazole\u003c\/a\u003e, \u003ca href=\"\/en\/products\/tci2510b616612998\"\u003eTCI B6166 1268060-77-0 2-Bromo-3-(2-octyldodecyl)thiophene\u003c\/a\u003e.\u003c\/p\u003e\u003cp\u003ePemilihan monomer donor perlu memperhatikan jenis gugus fungsi reaktif seperti boronat atau stanil, kemurnian tinggi bebas logam sisa katalis, serta kestabilan terhadap cahaya dan udara selama penyimpanan. Seluruh produk merupakan produk asli Tokyo Chemical Industry (TCI) Jepang, dengan kemurnian, kemasan, dan kondisi penyimpanan tercantum pada halaman masing-masing item.\u003c\/p\u003e\u003cp\u003eKategori lain yang sejajar di bawah Polymer\/Macromolecule Semiconductor Building Blocks, sering dipakai bersamaan dalam satu alur kerja laboratorium:\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e\u003ca href=\"\/en\/collections\/tci-l4-acceptors-polymer-macromolecule-semiconductor-building-blocks\"\u003eAcceptors [Polymer\/Macromolecule Semiconductor Building Blocks]\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/en\/collections\/tci-l4-donor-acceptor-da-type-monomers-polymer-macromolecule-semiconductor-building-blocks\"\u003eDonor-Acceptor (DA) Type Monomers [Polymer\/Macromolecule Semiconductor Building Blocks]\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003eKembali ke \u003ca href=\"\/en\/collections\/tci-l3-polymer-macromolecule-semiconductor-building-blocks\"\u003ePolymer\/Macromolecule Semiconductor Building Blocks\u003c\/a\u003e. Untuk pengadaan volume besar, kemasan khusus, atau grade tertentu, hubungi tim AMI Scientific — distributor resmi TCI Japan di Indonesia — untuk pengecekan ketersediaan dan lead time langsung ke Jepang.\u003c\/p\u003e","products":[{"product_id":"tci2510b558012243","title":"TCI B5580 620624-96-6 2-(7-Bromo-9,9-di-n-octyl-9H-fluoren-2-yl)-4,4,5,5-tetramethyl-1,3,2-dioxaborolane","description":"\u003ch3\u003eDescription\u003c\/h3\u003e\n\u003cp\u003eTCI B5580 is an organoboron reagent featuring a 9,9-di-n-octylfluorene core with a bromo substituent at the 7-position and a reactive dioxaborolane group, serving as a versatile building block for Suzuki-Miyaura cross-coupling reactions. This compound is widely employed in the synthesis of functional organic materials, including OLED emitters, organic photovoltaics, and conjugated polymers for optoelectronic applications. Its well-defined structure and reliable reactivity make it a valuable precursor for constructing fluorene-based molecular architectures in academic and industrial research settings.\u003c\/p\u003e","brand":"TCI","offers":[{"title":"200mg","offer_id":48085887975642,"sku":"TCI2510B558012243","price":3908000.0,"currency_code":"IDR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0756\/7156\/8602\/files\/TCI2510B5580.jpg?v=1769180197"},{"product_id":"tci2510b565612352","title":"TCI B5656 728911-52-2 2,7-Bis(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)-9,9'-spirobi[9H-fluorene]","description":"\u003ch3\u003eDescription\u003c\/h3\u003e\n\u003cp\u003eTCI B5656 (CAS 728911-52-2) is a spirobifluorene-based organoboron reagent featuring two pinacol boronate ester groups, making it an excellent building block for Suzuki-Miyaura cross-coupling reactions. Its rigid, orthogonal spirobifluorene core imparts high thermal stability and effectively suppresses intermolecular aggregation, which is highly desirable in organic optoelectronic applications. This compound is widely employed in the synthesis of OLED materials, fluorescent sensors, organic semiconductors, and porous organic frameworks.\u003c\/p\u003e","brand":"TCI","offers":[{"title":"1g","offer_id":48085894299866,"sku":"TCI2510B565612352","price":3993000.0,"currency_code":"IDR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0756\/7156\/8602\/files\/TCI2510B5656.jpg?v=1768204431"},{"product_id":"tci2510b569012399","title":"TCI B5690 178931-63-0 5,5''-Bis(trimethylstannyl)-2,2':5',2''-terthiophene","description":"\u003ch3\u003eDescription\u003c\/h3\u003e\n\u003cp\u003eTCI B5690 (CAS 178931-63-0) is a high-purity 5,5''-Bis(trimethylstannyl)-2,2':5',2''-terthiophene reagent primarily used as a key precursor in Stille cross-coupling reactions for constructing terthiophene-based molecular architectures. This organotin compound serves as an essential building block in the synthesis of conjugated polymers and oligomers for organic electronic applications, including organic semiconductors, organic photovoltaics (OPV), and organic field-effect transistors (OFET). Supplied in a 200 mg packaging from TCI, this reagent meets the rigorous demands of advanced materials research and synthetic organic chemistry laboratories.\u003c\/p\u003e","brand":"TCI","offers":[{"title":"200mg","offer_id":48276771209434,"sku":"TCI2510B569012399","price":2503000.0,"currency_code":"IDR","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0756\/7156\/8602\/files\/TCI2510B5690.jpg?v=1769180213"},{"product_id":"tci2510b616612998","title":"TCI B6166 1268060-77-0 2-Bromo-3-(2-octyldodecyl)thiophene","description":"\u003ch3\u003eDescription\u003c\/h3\u003e\n\u003cp\u003eTCI B6166, 2-Bromo-3-(2-octyldodecyl)thiophene (CAS 1268060-77-0), is a high-purity thiophene-based building block designed for the synthesis of conjugated polymers and macromolecular semiconductors. The branched 2-octyldodecyl substituent at the 3-position significantly enhances solubility in common organic solvents while promoting favorable molecular ordering in thin-film architectures. This compound is widely employed in academic and industrial research for fabricating advanced organic electronic devices, including OFETs, OPVs, and OLEDs.\u003c\/p\u003e","brand":"TCI","offers":[{"title":"1g","offer_id":48085923266778,"sku":"TCI2510B616612998","price":5453000.0,"currency_code":"IDR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0756\/7156\/8602\/files\/TCI2510B6166.jpg?v=1769144650"},{"product_id":"tci2510b639513276","title":"TCI B6395 86134-26-1 2,5-Bis(trimethylstannyl)thiophene","description":"\u003ch3\u003eDescription\u003c\/h3\u003e\n\u003cp\u003eTCI B6395, 2,5-bis(trimethylstannyl)thiophene (CAS 86134-26-1), is a bifunctional organotin reagent designed for Stille cross-coupling and Stille polycondensation. Its two trimethylstannyl groups make it a standard donor comonomer for building conjugated donor-acceptor polymers used in organic photovoltaics, OFETs, and electrochromic materials. It is equally useful for assembling well-defined thiophene oligomers by double coupling with aryl halides. Available in 1 g and 5 g sizes, this toxic, moisture- and light-sensitive reagent must be handled in a fume hood under inert gas, with all tin-containing waste collected separately.\u003c\/p\u003e\n\u003ch3\u003eScientific References\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eSsebuwufu (1990). Synthesis of 1,2-bis(diphenylphosphino)ethane-bis-(trimethylstannyl)palladium(II) and its infrared spectrum; the infrared and raman spectra of 1,2-bis(diphenylphosphino)ethane-bis-(trimethylstannyl)platinum(II). \u003cem\u003eInorganica Chimica Acta\u003c\/em\u003e \u003ca href=\"https:\/\/doi.org\/10.1016\/s0020-1693(00)80205-4\" target=\"_blank\" rel=\"nofollow noopener\"\u003edoi:10.1016\/s0020-1693(00)80205-4\u003c\/a\u003e\n\u003c\/li\u003e\n\u003cli\u003eSchulz et al. (1993). Umsetzung von Bis(trimethylgermyl)acetylen und Bis(trimethylstannyl)acetylen mit Diboran(4)-Derivaten \/ Reaction of Bis(trimethylgermyl)acetylene and Bis(trimethylstannyl)acetylene with Diborane(4)-Derivatives. \u003cem\u003eZeitschrift für Naturforschung B\u003c\/em\u003e \u003ca href=\"https:\/\/doi.org\/10.1515\/znb-1993-0604\" target=\"_blank\" rel=\"nofollow noopener\"\u003edoi:10.1515\/znb-1993-0604\u003c\/a\u003e\n\u003c\/li\u003e\n\u003cli\u003eVasisht et al. (1997). Synthesis and characterization of sodium bis(trimethylstannyl) amide and bis(trimethylsilyl) bis(trimethylstannyl) -phospha-tetrazene. \u003cem\u003eJournal of Organometallic Chemistry\u003c\/em\u003e \u003ca href=\"https:\/\/doi.org\/10.1016\/s0022-328x(97)00093-4\" target=\"_blank\" rel=\"nofollow noopener\"\u003edoi:10.1016\/s0022-328x(97)00093-4\u003c\/a\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003csmall\u003eReferences were compiled automatically from Crossref and every DOI was verified to exist. AMI Scientific is not affiliated with the authors or the publishers.\u003c\/small\u003e\u003c\/p\u003e","brand":"TCI","offers":[{"title":"1g","offer_id":48085937881306,"sku":"TCI2510B639513276","price":1799000.0,"currency_code":"IDR","in_stock":true},{"title":"5g","offer_id":48085937914074,"sku":"TCI2510B639513277","price":6269000.0,"currency_code":"IDR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0756\/7156\/8602\/files\/TCI2510B6395.jpg?v=1768197095"},{"product_id":"tci2510d224522368","title":"TCI D2245 31574-87-5 2,8-Dibromodibenzothiophene","description":"\u003ch3\u003eDescription\u003c\/h3\u003e\n\u003cp\u003e2,8-Dibromodibenzothiophene is a chemical compound widely used in scientific research within the fields of materials science and organic chemistry. As a building block for advanced materials, it plays a crucial role in the synthesis of complex compounds that find applications in semiconductor development, polymer engineering, and composite materials. Its unique molecular structure enables it to be a foundational element in creating materials with specific functional properties. This compound is particularly valued for its versatility in laboratory settings where precise chemical reactions are required.\u003c\/p\u003e\n\u003cp\u003eThe compound's aromatic structure and bromine substituents contribute to its chemical stability while allowing for controlled reactivity under specific conditions. These characteristics make it a preferred choice for researchers aiming to manipulate molecular structures with precision. Its ability to participate in various synthetic pathways enhances its utility in developing new materials with tailored properties. The compound’s chemical profile also makes it suitable for studies focused on reactivity and stability in organic systems.\u003c\/p\u003e\n\u003cp\u003eIn Indonesian laboratories, 2,8-Dibromodibenzothiophene is commonly used in research related to semiconductor materials and polymers. Local research institutions leverage this compound to advance technologies in electrochemistry and innovative material development. Its availability in the local market supports ongoing scientific endeavors, ensuring that researchers have access to essential materials for their work.\u003c\/p\u003e\n\u003ch3\u003eLaboratory Applications\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eSemiconductor material development: This compound is used to synthesize advanced semiconductor materials due to its structural versatility and chemical reactivity.\u003c\/li\u003e\n\u003cli\u003ePolymer synthesis: It serves as a building block for creating specialized polymers with unique electronic and mechanical properties.\u003c\/li\u003e\n\u003cli\u003eComposite material research: Its chemical stability allows it to be integrated into composite formulations for enhanced performance.\u003c\/li\u003e\n\u003cli\u003eOrganic reactivity studies: The compound's bromine groups make it ideal for investigating reaction mechanisms and stability under different conditions.\u003c\/li\u003e\n\u003cli\u003eElectrochemical applications: It is utilized in the development of electrochemical systems due to its ability to participate in controlled redox reactions.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eSpecifications\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eBrand: TCI\u003c\/li\u003e\n\u003cli\u003eCAS number: 31574-87-5\u003c\/li\u003e\n\u003cli\u003eCategory: Materials Science \u0026gt; Material Building Blocks \u0026gt; Polymer\/Macromolecule Semiconductor Building Blocks\u003c\/li\u003e\n\u003cli\u003ePack sizes: Available in standard laboratory quantities as per supplier specifications\u003c\/li\u003e\n\u003cli\u003ePhysical form: Solid\u003c\/li\u003e\n\u003cli\u003eStorage note: Store in a cool, dry place away from direct sunlight and moisture\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eHandling and Storage\u003c\/h3\u003e\n\u003cp\u003eThis compound should be stored in a cool, dry environment, away from direct sunlight and moisture to maintain its chemical stability. It is recommended to use airtight containers made of materials that are chemically inert, such as glass or high-density polyethylene, to prevent contamination and degradation. Due to its bromine content, it should be handled with care, ensuring proper ventilation in the laboratory to minimize exposure. Standard laboratory safety protocols should be followed, including the use of personal protective equipment when handling or disposing of the compound. Proper labeling and storage conditions are essential to ensure the compound remains safe and effective for research applications.\u003c\/p\u003e","brand":"TCI","offers":[{"title":"1g","offer_id":48086506701018,"sku":"TCI2510D224522368","price":873000.0,"currency_code":"IDR","in_stock":true},{"title":"5g","offer_id":48086506733786,"sku":"TCI2510D224522369","price":2896000.0,"currency_code":"IDR","in_stock":true},{"title":"25g","offer_id":48086506766554,"sku":"TCI2510D224522370","price":8966000.0,"currency_code":"IDR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0756\/7156\/8602\/files\/TCI2510D2245.jpg?v=1768817611"},{"product_id":"tci2510d275523082","title":"TCI D2755 4805-22-5 5,5'-Dibromo-2,2'-bithiophene","description":"\u003ch3\u003eDescription\u003c\/h3\u003e\n\u003cp\u003eTCI D2755 5,5'-Dibromo-2,2'-bithiophene is a heterocyclic building block that serves as a key material in conjugated materials chemistry. The molecule consists of two thiophene rings joined directly to each other to form a bithiophene unit, with bromine atoms attached at both terminal ends of the ring system. The bithiophene unit itself is one of the most important cores in organic semiconductors because it provides a delocalised pi-electron system. The presence of two bromine atoms at the terminal positions makes this compound a difunctional monomer, ready to enter a wide range of cross-coupling reactions that extend the conjugation length of the resulting chain.\u003c\/p\u003e\n\u003cp\u003eThe reason this material is selected is its symmetry and its reactivity, both of which are very well suited to controlled polymerisation. The carbon–bromine bonds at the alpha positions of the thiophene rings are readily activated by palladium as well as nickel catalysts, so this monomer can be reacted through Suzuki, Stille or Kumada coupling, or through direct arylation, to produce conjugated polymers with a regular and well-defined structure. The electron-donating character of the thiophene rings helps to lower the band gap of the resulting material, while the difunctional substitution pattern makes it possible to build alternating polymers in which donor and acceptor units follow one another along the backbone.\u003c\/p\u003e\n\u003cp\u003eIn Indonesian laboratories, this building block is typically used in university and institutional research groups working on organic electronics and conjugated polymer synthesis. It is normally handled on a small synthetic scale under an inert atmosphere, as part of catalyst-driven coupling work directed toward organic semiconductor thin films and related device materials. Because it comes from TCI as a defined catalogue building block, it fits research programmes that need a consistent, reproducible starting material for repeated polymerisation runs.\u003c\/p\u003e\n\u003ch3\u003eLaboratory Applications\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eConjugated polymer synthesis — the two terminal bromine atoms allow chain extension in a controlled, regular manner, giving polymer backbones with predictable and repeatable structure.\u003c\/li\u003e\n\u003cli\u003eSuzuki cross-coupling — the alpha carbon–bromine bonds are readily activated by palladium catalysts, making this monomer a straightforward partner for boron-containing comonomers.\u003c\/li\u003e\n\u003cli\u003eStille and Kumada coupling — the same difunctional bromide pattern works with organotin and organomagnesium partners, giving research groups several complementary routes to the same polymer target.\u003c\/li\u003e\n\u003cli\u003eDirect arylation polymerisation — the reactive terminal positions permit coupling without pre-functionalised organometallic partners, which simplifies monomer preparation in the synthetic workflow.\u003c\/li\u003e\n\u003cli\u003eDonor–acceptor copolymer design — the electron-donating thiophene rings lower the band gap, so this unit is used as the donor block alternating with acceptor comonomers.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eSpecifications\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eBrand: TCI\u003c\/li\u003e\n\u003cli\u003eCAS number: 4805-22-5\u003c\/li\u003e\n\u003cli\u003eCategory: Chemistry \u0026gt; Building Blocks \u0026gt; Heterocyclic Building Blocks\u003c\/li\u003e\n\u003cli\u003eChemical name: 5,5'-Dibromo-2,2'-bithiophene\u003c\/li\u003e\n\u003cli\u003ePack sizes: available in the catalogue pack sizes offered by TCI for this product code\u003c\/li\u003e\n\u003cli\u003eStorage: keep in the closed original container under the conditions stated on the manufacturer's label\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eHandling and Storage\u003c\/h3\u003e\n\u003cp\u003eStore the container tightly closed in a cool, dry and well-ventilated place, away from direct sunlight, heat sources and incompatible reagents, and follow the storage conditions printed on the manufacturer's label. Keep the material in its original supplier container, or in a clean, chemically compatible and clearly labelled glass container if it must be transferred. Handle in a fume hood using gloves, safety glasses and a laboratory coat, avoiding dust formation, skin contact and inhalation. Because this compound is normally used in catalytic coupling reactions, weigh and transfer it under dry, inert conditions where the reaction protocol requires it, and close the container immediately after use. Dispose of residues and contaminated consumables through the laboratory's chemical waste stream, and consult the supplier safety data sheet before first use.\u003c\/p\u003e","brand":"TCI","offers":[{"title":"1g","offer_id":48086586228954,"sku":"TCI2510D275523082","price":1434000.0,"currency_code":"IDR","in_stock":true},{"title":"5g","offer_id":48086586261722,"sku":"TCI2510D275523083","price":4498000.0,"currency_code":"IDR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0756\/7156\/8602\/files\/TCI2510D2755.jpg?v=1768817780"},{"product_id":"tci2510d355723866","title":"TCI D3557 14348-75-5 2,7-Dibromo-9-fluorenone","description":"\u003ch3\u003eDescription\u003c\/h3\u003e\n\u003cp\u003eTCI D3557 2,7-Dibromo-9-fluorenone is a polycyclic aromatic intermediate that serves as a backbone material in a great deal of organic electronics research. The molecule consists of a fluorenone core carrying two bromine atoms at the 2 and 7 positions together with a single ketone group at position 9. This symmetrical arrangement provides two equivalent attachment points for cross-coupling reactions, along with one reactive carbonyl centre in the middle of the structure. For this reason, the compound is frequently used as the starting core in the construction of conjugated polymers, light-emitting oligomers, and organic ligands built on rigid frameworks.\u003c\/p\u003e\n\u003cp\u003eThe properties that make this compound a preferred choice are the planar rigidity of the fluorenone core and the electron-withdrawing capability of its carbonyl group. This combination produces an effective electron-acceptor unit in the design of donor–acceptor systems, so that the energy gap and absorption characteristics of the final material can be tuned. Its two aryl bromine atoms are highly responsive to Suzuki, Stille, and Sonogashira reactions as well as Yamamoto polymerisation, allowing conjugation to be extended in a controlled manner. The ketone group at position 9 can also be attacked by organolithium or Grignard nucleophiles to form 9,9-disubstituted derivatives that improve solubility and prevent chain aggregation.\u003c\/p\u003e\n\u003cp\u003eIn Indonesian laboratories, this building block is typically found in university and institutional research groups working on organic semiconductors, materials chemistry, and synthetic methodology. It is commonly handled at bench scale for the preparation of monomers and small libraries of derivatives, usually under inert-atmosphere technique in a fume hood. Researchers preparing publications, theses, or collaborative materials-science projects rely on a defined-quality reagent of this type so that coupling results remain reproducible between batches and between laboratories.\u003c\/p\u003e\n\u003ch3\u003eLaboratory Applications\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eSuzuki cross-coupling monomer synthesis: the two equivalent aryl bromide sites react cleanly with boronic acids, giving symmetrical extended aromatic products that are ideal for building conjugated backbones.\u003c\/li\u003e\n\u003cli\u003eYamamoto and Stille polymerisation: the symmetrical dibromide functions as a difunctional monomer, allowing controlled chain growth into conjugated polymers with a repeating fluorenone acceptor unit along the main chain.\u003c\/li\u003e\n\u003cli\u003eDonor–acceptor system design: the electron-withdrawing carbonyl group at position 9 acts as an acceptor moiety, letting researchers tune the energy gap and absorption profile of the target material.\u003c\/li\u003e\n\u003cli\u003eSonogashira alkynylation chemistry: both bromine positions couple with terminal alkynes to introduce rigid acetylenic linkers, extending conjugation length in light-emitting oligomers and related structures.\u003c\/li\u003e\n\u003cli\u003e9,9-Disubstituted derivative preparation: the reactive ketone centre is readily attacked by organolithium or Grignard reagents, producing substituted derivatives with improved solubility and reduced chain aggregation.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eSpecifications\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eBrand: TCI (Tokyo Chemical Industry)\u003c\/li\u003e\n\u003cli\u003eCAS Number: 14348-75-5\u003c\/li\u003e\n\u003cli\u003eChemical name: 2,7-Dibromo-9-fluorenone\u003c\/li\u003e\n\u003cli\u003eCategory: Chemistry \u0026gt; Building Blocks \u0026gt; Non-Heterocyclic Building Blocks\u003c\/li\u003e\n\u003cli\u003ePack sizes: available in standard TCI research-scale packaging; please confirm the currently offered pack size when ordering\u003c\/li\u003e\n\u003cli\u003eStorage: keep the container tightly closed in a cool, dry, well-ventilated place away from light\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eHandling and Storage\u003c\/h3\u003e\n\u003cp\u003eStore the container tightly closed in a cool, dry and well-ventilated area, protected from direct sunlight and away from strong oxidising agents, strong bases and sources of ignition. Keep the material in its original amber or opaque supplier container, or transfer it to a clean, dry, chemically compatible glass vessel with a secure closure; label all secondary containers clearly. Handle the solid in a fume hood to avoid generating or inhaling dust, and wear safety glasses, nitrile gloves and a laboratory coat throughout weighing and transfer operations. Because the compound is moisture- and air-sensitive in subsequent coupling steps, allow sealed containers to warm to room temperature before opening to prevent condensation, and reseal promptly after use. Consult the manufacturer's safety data sheet before first use, and dispose of residues and contaminated consumables as halogenated organic chemical waste in line with institutional procedures.\u003c\/p\u003e","brand":"TCI","offers":[{"title":"5g","offer_id":48086624403674,"sku":"TCI2510D355723866","price":1350000.0,"currency_code":"IDR","in_stock":true},{"title":"25g","offer_id":48086624436442,"sku":"TCI2510D355723867","price":4049000.0,"currency_code":"IDR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0756\/7156\/8602\/files\/TCI2510D3557.jpg?v=1767106241"},{"product_id":"tci2510d367824028","title":"TCI D3678 25121-87-3 2,5-Dibromothieno[3,2-b]thiophene","description":"\u003ch3\u003eDescription\u003c\/h3\u003e\n\u003cp\u003eTCI D3678 2,5-Dibromothieno[3,2-b]thiophene is a material building block for organic semiconductors, built around a fused thienothiophene core carrying bromine atoms at the 2 and 5 positions. The thieno[3,2-b]thiophene core is a system of two fused thiophene rings, giving a flat, rigid, electron-rich framework that is highly valued in materials chemistry. In the laboratory, this compound serves as a monomer or linking unit for constructing conjugated polymers and small-molecule semiconductors. The two bromine groups at the alpha positions act as points for metal-catalysed polymerisation, allowing the thienothiophene framework to be assembled into long conjugated chains in a controlled manner.\u003c\/p\u003e\n\u003cp\u003eThe properties that make this compound a preferred choice are the combination of molecular flatness, extensive electron delocalisation, and the precise placement of the bromine atoms at the ends of the conjugation axis. The fused framework reduces inter-ring rotation, so the resulting polymer chains are straighter and stack more readily through pi–pi interactions. This ordered stacking is exactly what supports high charge-carrier mobility in organic electronic devices. Substitution at the 2 and 5 positions produces the most favourable alpha–alpha linkage, keeping the conjugated backbone continuous rather than interrupted by unfavourable connection geometry, which is why researchers select this building block over less well-defined alternatives.\u003c\/p\u003e\n\u003cp\u003eIn Indonesian laboratories, this material is typically used in university and institutional research groups working on organic electronics and functional polymer materials. It is handled at the synthetic bench as a starting material for coupling and polymerisation work, then passed on to characterisation and thin-film studies. Because it is used in small quantities per reaction and forms the structural heart of the target polymer, it is normally stored as a stock reagent and weighed out carefully for each synthetic campaign.\u003c\/p\u003e\n\u003ch3\u003eLaboratory Applications\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eConjugated polymer synthesis — the two alpha-bromine sites allow controlled metal-catalysed polymerisation, so the fused thienothiophene unit can be built into long, well-defined conjugated backbones.\u003c\/li\u003e\n\u003cli\u003eOrganic semiconductor small-molecule preparation — the rigid electron-rich core acts as a central linking unit, letting researchers extend conjugation in defined directions from both bromine positions.\u003c\/li\u003e\n\u003cli\u003eOrganic electronic device research — the flat framework promotes ordered pi–pi stacking in films, which is the structural basis for the high charge-carrier mobility these devices require.\u003c\/li\u003e\n\u003cli\u003eCross-coupling methodology studies — the dibrominated heteroaromatic offers two equivalent reactive handles, making it a useful substrate for developing and comparing metal-catalysed coupling conditions.\u003c\/li\u003e\n\u003cli\u003eStructure–property investigations in materials chemistry — the alpha–alpha substitution pattern keeps the conjugation path continuous, so chain planarity and electronic delocalisation can be studied systematically.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eSpecifications\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eBrand: TCI\u003c\/li\u003e\n\u003cli\u003eCAS number: 25121-87-3\u003c\/li\u003e\n\u003cli\u003eProduct code: D3678\u003c\/li\u003e\n\u003cli\u003eCategory: Materials Science \u0026gt; Material Building Blocks \u0026gt; Polymer\/Macromolecule Semiconductor Building Blocks\u003c\/li\u003e\n\u003cli\u003ePack sizes: available in standard TCI research-scale packaging; please confirm the pack size required when ordering\u003c\/li\u003e\n\u003cli\u003eStorage: keep in the original tightly closed container, protected from light and moisture\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eHandling and Storage\u003c\/h3\u003e\n\u003cp\u003eStore the material in its original tightly closed container in a cool, dry, well-ventilated area, protected from light and moisture, and keep it separated from strong oxidising agents and incompatible chemicals. Amber glass or the supplied container is suitable; transfer only into clean, dry, chemically compatible vessels and reseal promptly after weighing to limit exposure to humid air. Handle in a fume hood using standard laboratory personal protective equipment, including safety glasses, gloves, and a lab coat, and avoid generating or inhaling dust. Weigh out only the quantity required for the reaction at hand, label all secondary containers clearly, and dispose of residues and contaminated consumables as halogenated organic chemical waste according to institutional procedures. Always consult the manufacturer's safety data sheet before first use.\u003c\/p\u003e","brand":"TCI","offers":[{"title":"200mg","offer_id":48275705921754,"sku":"TCI2510D367824028","price":1546000.0,"currency_code":"IDR","in_stock":false},{"title":"1g","offer_id":48275705954522,"sku":"TCI2510D367824029","price":5341000.0,"currency_code":"IDR","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0756\/7156\/8602\/files\/TCI2510D3678.jpg?v=1769141903"},{"product_id":"tci2510d367924031","title":"TCI D3679 392662-65-6 3,6-Dibromothieno[3,2-b]thiophene","description":"\u003ch3\u003eDescription\u003c\/h3\u003e\n\u003cp\u003eTCI D3679 3,6-Dibromothieno[3,2-b]thiophene is a semiconductor material building block built around a fused thienothiophene core, the same rigid framework found in its 2,5-isomer, but with the bromine atoms placed at the 3 and 6 positions — the beta positions on each of the two thiophene rings. This shift in substituent location changes the direction in which the molecule grows during coupling and alters the conjugation pattern that forms, which gives the compound a distinct role in materials design. In the laboratory, it is used to attach side groups or functional units to the lateral edges of the thienothiophene skeleton while deliberately leaving the alpha positions free for functionalisation at a later synthetic stage.\u003c\/p\u003e\n\u003cp\u003eThe characteristic that makes researchers select this isomer is the synthetic flexibility that beta substitution offers. With the 2 and 5 positions left open, chemists can first install alkyl side chains or electron-withdrawing groups at positions 3 and 6 to tune solubility, solid-state packing and orbital energy levels, and only afterwards carry out halogenation or coupling at the alpha positions to build the polymer chain. This stepwise approach matters because solubility and thin-film morphology strongly determine how a conjugated material behaves once it is processed, and controlling them early in the sequence is easier than correcting them at the end. The fused, planar core is retained throughout, so the electronic backbone stays intact while the peripheral chemistry is adjusted.\u003c\/p\u003e\n\u003cp\u003eIn Indonesian laboratories, this building block is typically found in university and institutional research groups working on organic electronics, conjugated polymers and functional materials, where multi-step synthesis routes are planned around a well-defined halogenated core. It is generally handled in small-scale synthetic work on a Schlenk line or in an inert-atmosphere setup, purified and characterised in-house, and then carried forward into cross-coupling chemistry. Groups building device-oriented materials value having a defined starting point rather than preparing the dibrominated core themselves.\u003c\/p\u003e\n\u003ch3\u003eLaboratory Applications\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eConjugated polymer synthesis — the two bromine handles allow controlled chain extension through metal-catalysed cross-coupling, while the fused thienothiophene core contributes rigidity and extended conjugation to the resulting backbone.\u003c\/li\u003e\n\u003cli\u003eSide-chain engineering studies — installing alkyl chains at the beta positions lets researchers tune solubility and solid-state packing before the alpha positions are used for polymerisation, separating processability from backbone construction.\u003c\/li\u003e\n\u003cli\u003eOrganic semiconductor material development — the planar fused core and defined substitution pattern make it a reliable starting point for building small molecules and oligomers intended for charge-transport measurements.\u003c\/li\u003e\n\u003cli\u003eFrontier orbital level tuning — attaching electron-withdrawing groups at positions 3 and 6 provides a direct route to adjusting orbital energy levels of the final material without disturbing the alpha reactive sites.\u003c\/li\u003e\n\u003cli\u003eIsomer comparison research — pairing this beta-substituted compound with the 2,5-isomer lets groups study how substitution position alone changes conjugation pathways, molecular growth direction and resulting film behaviour.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eSpecifications\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eBrand: TCI\u003c\/li\u003e\n\u003cli\u003eCAS Number: 392662-65-6\u003c\/li\u003e\n\u003cli\u003eCategory: Materials Science \u0026gt; Material Building Blocks \u0026gt; Polymer\/Macromolecule Semiconductor Building Blocks\u003c\/li\u003e\n\u003cli\u003eChemical name: 3,6-Dibromothieno[3,2-b]thiophene\u003c\/li\u003e\n\u003cli\u003ePack sizes: available in standard TCI research-scale packaging; please confirm the pack size required when ordering\u003c\/li\u003e\n\u003cli\u003eStorage: keep in the original tightly closed container, protected from light and moisture, as directed on the manufacturer's label\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eHandling and Storage\u003c\/h3\u003e\n\u003cp\u003eStore the material in its original tightly closed container in a cool, dry and well-ventilated place, protected from light and away from moisture, following the storage conditions stated on the manufacturer's label and Safety Data Sheet. Amber glass or the supplied container is preferred, and transfers are best carried out under an inert atmosphere where the subsequent chemistry requires dry conditions. Handle the compound inside a fume hood using nitrile gloves, safety goggles and a laboratory coat, avoid generating dust during weighing, and keep it separated from strong oxidising agents. Close the container promptly after use and dispose of residues and contaminated consumables through the institution's chemical waste stream. Always consult the Safety Data Sheet before first use.\u003c\/p\u003e","brand":"TCI","offers":[{"title":"200mg","offer_id":48086632759514,"sku":"TCI2510D367924031","price":1799000.0,"currency_code":"IDR","in_stock":true},{"title":"1g","offer_id":48086632792282,"sku":"TCI2510D367924032","price":6999000.0,"currency_code":"IDR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0756\/7156\/8602\/files\/TCI2510D3679.jpg?v=1771058148"},{"product_id":"tci2510d379824176","title":"TCI D3798 51751-44-1 3,3'-Dibromo-2,2'-bithiophene","description":"\u003ch3\u003eDescription\u003c\/h3\u003e\n\u003cp\u003eTCI D3798 3,3'-Dibromo-2,2'-bithiophene is a materials science building block composed of two thiophene rings joined at their 2 and 2' positions, each carrying a bromine atom at the 3 and 3' positions. This structure is one of the most important precursors in organic semiconductor chemistry, because the closely adjacent bromine positions allow the formation of a new ring that bridges the two thiophene units. From this compound many fused cores such as dithienothiophenes, cyclopentadithiophenes, and related derivatives are constructed, and these in turn become the backbone of polymers and small molecules used in organic electronic devices.\u003c\/p\u003e\n\u003cp\u003eThe property that makes this compound especially valuable is the dual functionality of its bromine atoms, which can be treated in two different ways. Through halogen–metal exchange using organolithium reagents, the bromine atoms are converted into nucleophilic centres that are ready to be closed into a five-membered ring together with a carbon, nitrogen, silicon, or sulfur bridge. Alternatively, the bromine atoms can be used directly in palladium-catalysed cross-coupling reactions to extend the conjugated system. The bithiophene framework itself contributes good electron delocalisation and stability, giving synthetic chemists two complementary routes from a single starting material.\u003c\/p\u003e\n\u003cp\u003eIn Indonesian laboratories, this building block is typically used in university and institutional research groups working on organic electronic materials, as well as in polymer and materials chemistry programmes. It is commonly handled in synthesis laboratories equipped for air-sensitive work, where organolithium chemistry and palladium-catalysed coupling are routine, and it supports postgraduate research, publication-oriented studies, and collaborative projects aimed at developing conjugated polymers and small-molecule semiconductors.\u003c\/p\u003e\n\u003ch3\u003eLaboratory Applications\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eSynthesis of fused thiophene cores — the adjacent 3,3'-bromine positions make ring closure into dithienothiophene and related fused systems straightforward and reliable.\u003c\/li\u003e\n\u003cli\u003eCyclopentadithiophene preparation — halogen–metal exchange generates nucleophilic centres that close onto a carbon bridge, giving the widely used cyclopentadithiophene semiconductor core.\u003c\/li\u003e\n\u003cli\u003eBridged heterocycle construction — nitrogen, silicon, or sulfur bridging atoms can be introduced between the two thiophene rings to tune the electronic character of the core.\u003c\/li\u003e\n\u003cli\u003ePalladium-catalysed cross-coupling — the bromine substituents serve directly as coupling handles for extending conjugation and building larger donor–acceptor architectures.\u003c\/li\u003e\n\u003cli\u003eConjugated polymer research — the resulting fused units act as monomer backbones for polymers and small molecules developed for organic electronic devices.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eSpecifications\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eBrand: TCI (Tokyo Chemical Industry)\u003c\/li\u003e\n\u003cli\u003eCAS Number: 51751-44-1\u003c\/li\u003e\n\u003cli\u003eProduct Code: D3798\u003c\/li\u003e\n\u003cli\u003eCategory: Materials Science \u0026gt; Material Building Blocks \u0026gt; Polymer\/Macromolecule Semiconductor Building Blocks\u003c\/li\u003e\n\u003cli\u003ePack Sizes: available in standard TCI research-scale catalogue pack sizes; please confirm the currently listed options when ordering\u003c\/li\u003e\n\u003cli\u003eStorage: store according to the conditions stated on the manufacturer's label and Safety Data Sheet\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eHandling and Storage\u003c\/h3\u003e\n\u003cp\u003eStore the material in its original tightly closed container, in a cool, dry, and well-ventilated area away from direct sunlight and sources of ignition, following the conditions given on the manufacturer's label and Safety Data Sheet. Amber glass or the supplied original packaging is suitable for protecting the contents from light and moisture. Handle the compound in a fume hood using appropriate personal protective equipment, including safety goggles, gloves, and a laboratory coat. Because this building block is frequently used in organolithium and palladium-catalysed reactions, transfers should be carried out under inert atmosphere where the intended procedure requires it. Keep containers clearly labelled, avoid generating dust, and dispose of residues and contaminated materials in accordance with institutional chemical waste procedures.\u003c\/p\u003e","brand":"TCI","offers":[{"title":"1g","offer_id":48086638362842,"sku":"TCI2510D379824176","price":1687000.0,"currency_code":"IDR","in_stock":true},{"title":"5g","offer_id":48086638395610,"sku":"TCI2510D379824177","price":5735000.0,"currency_code":"IDR","in_stock":true},{"title":"25g","offer_id":48086638428378,"sku":"TCI2510D379824178","price":19562000.0,"currency_code":"IDR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0756\/7156\/8602\/files\/TCI2510D3798.jpg?v=1768817953"},{"product_id":"tci2510d379924179","title":"TCI D3799 67061-69-2 2,6-Dibromodithieno[3,2-b:2',3'-d]thiophene","description":"\u003ch3\u003eDescription\u003c\/h3\u003e\n\u003cp\u003eTCI D3799 2,6-Dibromodithieno[3,2-b:2',3'-d]thiophene is an organic semiconductor building block based on a dithienothiophene core, a system of three thiophene rings fused into a single flat and rigid framework. The two bromine atoms at positions 2 and 6 sit at the ends of the conjugated system, so the compound is specifically designed for linear chain extension through coupling reactions. In materials research laboratories, this compound serves as a monomer and core unit in the preparation of conjugated polymers and small molecules for organic electronic devices that demand high-performance structures.\u003c\/p\u003e\n\u003cp\u003eThe structural advantages that make it a widely chosen building block lie in the fused framework, which forces the entire system to remain planar and prevents twisting between rings, so that orbital overlap along the chain proceeds optimally and electron delocalization becomes more effective. This sulfur-rich framework also promotes intermolecular interactions that lead to dense and ordered thin-film packing, an important factor for charge carrier mobility. In addition, the fused core provides better thermal and oxidative stability compared with non-fused thiophene chains, which supports reproducible device fabrication.\u003c\/p\u003e\n\u003cp\u003eIn Indonesian laboratories, this compound is typically used in university and institutional materials research groups working on organic electronics and conjugated polymer synthesis. It is normally handled in small quantities on a synthetic bench, taken through coupling reactions under inert conditions, and then carried forward into purification and thin-film characterization work. Research programmes on organic semiconductors, polymer chemistry, and device-oriented materials science are the usual settings where this building block appears.\u003c\/p\u003e\n\u003ch3\u003eLaboratory Applications\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eConjugated polymer synthesis: the two terminal bromine atoms allow controlled linear chain extension through coupling reactions, giving researchers a reliable route to extended conjugated backbones.\u003c\/li\u003e\n\u003cli\u003eOrganic electronic device materials: the planar fused core supports effective electron delocalization, making it suitable for preparing materials intended for high-performance organic electronic devices.\u003c\/li\u003e\n\u003cli\u003eSmall molecule semiconductor preparation: it functions as a rigid central unit around which donor or acceptor groups can be attached to build well-defined small molecule semiconductors.\u003c\/li\u003e\n\u003cli\u003eThin-film charge transport studies: the sulfur-rich framework encourages dense and ordered molecular packing in thin films, which is an important factor when investigating charge carrier mobility.\u003c\/li\u003e\n\u003cli\u003eStructure-property investigations: its fused, twist-free geometry lets researchers study how backbone planarity and orbital overlap influence the optical and electronic behaviour of conjugated systems.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eSpecifications\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eBrand: TCI\u003c\/li\u003e\n\u003cli\u003eCAS number: 67061-69-2\u003c\/li\u003e\n\u003cli\u003eChemical name: 2,6-Dibromodithieno[3,2-b:2',3'-d]thiophene\u003c\/li\u003e\n\u003cli\u003eProduct code: D3799\u003c\/li\u003e\n\u003cli\u003eCategory: Materials Science \u0026gt; Material Building Blocks \u0026gt; Polymer\/Macromolecule Semiconductor Building Blocks\u003c\/li\u003e\n\u003cli\u003ePack sizes and storage: available in standard research pack sizes; store according to the manufacturer's instructions on the product label and safety data sheet.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eHandling and Storage\u003c\/h3\u003e\n\u003cp\u003eStore this compound in a tightly closed original container in a cool, dry, and well-ventilated place, protected from direct sunlight, heat sources, and moisture, and follow the specific storage conditions stated by the manufacturer on the product label and safety data sheet. Amber glass or the supplier's original packaging is suitable for keeping the material protected from light. Handle the solid in a fume hood, and wear a laboratory coat, safety goggles, and chemical-resistant gloves when weighing or transferring it. Avoid the generation and inhalation of dust, keep the container away from incompatible materials, and close it promptly after use. Because brominated building blocks are commonly taken into moisture-sensitive coupling reactions, transfer under inert atmosphere is advisable. Consult the safety data sheet before use, and dispose of residues and contaminated materials in accordance with applicable laboratory waste regulations.\u003c\/p\u003e","brand":"TCI","offers":[{"title":"200mg","offer_id":48275700777178,"sku":"TCI2510D379924179","price":2727000.0,"currency_code":"IDR","in_stock":false}]},{"product_id":"tci2510d380024181","title":"TCI D3800 502764-54-7 3,5-Dibromodithieno[3,2-b:2',3'-d]thiophene","description":"\u003ch3\u003eDescription\u003c\/h3\u003e\n\u003cp\u003eTCI D3800 3,5-Dibromodithieno[3,2-b:2',3'-d]thiophene is an organic semiconductor building block built on the same fused dithienothiophene core as its closely related counterpart, but with the bromine atoms located at the 3 and 5 positions. This difference in substitution position is not merely a numbering detail; it determines the direction in which the conjugated chain grows once coupling reactions take place. For this reason, the compound is an important material for researchers who want to construct molecular architectures with a geometry different from the conventional alpha-substitution route, such as curved chains or branched structures with distinctive packing behaviour.\u003c\/p\u003e\n\u003cp\u003eThe property that makes this compound a preferred choice is the combination of the flat, rigid framework characteristic of dithienothiophene with an unconventional substitution pattern. The sulfur-rich fused core still provides effective electron delocalisation, good thermal stability, and a strong tendency toward intermolecular interaction. At the same time, placing the bromine atoms at the beta positions changes the linkage angle between repeating units, so that the resulting polymers or oligomers display chain shapes, solubility behaviour, and thin-film morphology that differ from those obtained with the alpha isomer. Researchers therefore select this material deliberately when the target structure requires a non-linear connection geometry.\u003c\/p\u003e\n\u003cp\u003eIn Indonesian laboratories, this building block is typically used in university and institutional research groups working on organic electronics and functional polymer materials. It is handled in synthetic chemistry laboratories equipped for inert-atmosphere work, cross-coupling reactions, and subsequent purification and characterisation. Quantities used per experiment are usually small, since the material serves as a monomer or intermediate rather than a bulk reagent, and it is normally stored centrally as part of a shared research chemical inventory.\u003c\/p\u003e\n\u003ch3\u003eLaboratory Applications\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eConjugated polymer synthesis: the two bromine sites act as reactive handles for cross-coupling polymerisation, allowing controlled chain growth from a rigid, sulfur-rich fused thiophene core.\u003c\/li\u003e\n\u003cli\u003eNon-linear oligomer construction: beta-position substitution changes the linkage angle between units, enabling curved or branched conjugated architectures that alpha-substituted isomers cannot easily provide.\u003c\/li\u003e\n\u003cli\u003eOrganic semiconductor material development: the flat and rigid dithienothiophene framework supports effective electron delocalisation, making it useful for preparing candidate semiconducting materials in device research.\u003c\/li\u003e\n\u003cli\u003eStructure-property relationship studies: comparing this beta isomer against alpha-substituted analogues lets researchers isolate how substitution geometry alone affects solubility, chain shape, and film morphology.\u003c\/li\u003e\n\u003cli\u003eThin-film morphology research: strong intermolecular interaction tendencies combined with unconventional connection geometry give distinctive packing behaviour worth investigating in solution-processed layers.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eSpecifications\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eBrand: TCI\u003c\/li\u003e\n\u003cli\u003eCAS number: 502764-54-7\u003c\/li\u003e\n\u003cli\u003eChemical name: 3,5-Dibromodithieno[3,2-b:2',3'-d]thiophene\u003c\/li\u003e\n\u003cli\u003eProduct code: D3800\u003c\/li\u003e\n\u003cli\u003eCategory: Materials Science \u0026gt; Material Building Blocks \u0026gt; Polymer\/Macromolecule Semiconductor Building Blocks\u003c\/li\u003e\n\u003cli\u003eStorage: store according to the conditions stated on the manufacturer's label and safety data sheet\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eHandling and Storage\u003c\/h3\u003e\n\u003cp\u003eStore this material in its original tightly closed container, kept in a cool, dry, and well-ventilated area away from direct sunlight, heat sources, and incompatible chemicals. Follow the storage temperature stated on the manufacturer's label and safety data sheet. Because brominated conjugated building blocks are typically used in moisture- and air-sensitive coupling chemistry, many laboratories keep the container protected from light and handle it under an inert atmosphere. Handle in a fume hood using safety glasses, gloves, and a laboratory coat, avoid dust formation, and close the container promptly after weighing. Dispose of residues and contaminated materials in accordance with applicable laboratory chemical waste procedures.\u003c\/p\u003e","brand":"TCI","offers":[{"title":"200mg","offer_id":48086638526682,"sku":"TCI2510D380024181","price":3936000.0,"currency_code":"IDR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0756\/7156\/8602\/files\/TCI2510D3800.jpg?v=1768817954"},{"product_id":"tci2510d389624318","title":"TCI D3896 116971-11-0 2,5-Dibromo-3-hexylthiophene","description":"\u003ch3\u003eDescription\u003c\/h3\u003e\n\u003cp\u003eTCI D3896 2,5-Dibromo-3-hexylthiophene is a substituted thiophene monomer that carries a hexyl chain at the 3-position together with two bromine atoms at the 2- and 5-positions. The compound is the classic starting material for the preparation of poly(3-hexylthiophene), commonly abbreviated as P3HT, which is one of the most extensively studied semiconducting polymers in the field of organic electronics. In materials laboratories this monomer is activated through halogen–metal exchange and subsequently polymerised by Kumada catalyst-transfer polycondensation, producing conjugated polymer chains with a high degree of regioregularity.\u003c\/p\u003e\n\u003cp\u003eThe properties that lead researchers to select this monomer are the combination of reactivity and processability that it offers. The two bromine atoms at the alpha positions of the thiophene ring provide clean and controllable coupling points, so that the polymerisation can proceed in a quasi-living manner with a narrow chain-length distribution. The hexyl chain at the beta position renders the resulting polymer soluble in common organic solvents such as chloroform, chlorobenzene or toluene, an absolute requirement for the fabrication of thin films by spin coating or by solution printing. The head-to-tail regularity that is obtained strongly determines the degree of crystallinity of the final material.\u003c\/p\u003e\n\u003cp\u003eIn Indonesian laboratories this monomer is typically found in university and institutional research groups working on organic electronics and functional polymer materials. It is used on a research scale for the synthesis of P3HT batches that are then characterised and processed into thin films, supporting graduate and postgraduate projects as well as collaborative work between materials chemistry and applied physics groups. Supply is generally arranged in research-scale quantities to match the small batch sizes used in synthetic work.\u003c\/p\u003e\n\u003ch3\u003eLaboratory Applications\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eSynthesis of poly(3-hexylthiophene) (P3HT): the two alpha-bromine substituents give clean, controllable coupling points that allow the polymer backbone to be built reproducibly from a well-defined monomer.\u003c\/li\u003e\n\u003cli\u003eKumada catalyst-transfer polycondensation studies: the monomer is activated by halogen–metal exchange and polymerises in a quasi-living manner, which makes it well suited to investigations of controlled chain growth.\u003c\/li\u003e\n\u003cli\u003ePreparation of regioregular conjugated polymers: the 3-hexyl substitution pattern promotes head-to-tail ordering along the chain, which in turn governs the crystallinity of the resulting semiconducting material.\u003c\/li\u003e\n\u003cli\u003eSolution-processed thin film fabrication: the hexyl chain makes the polymer product soluble in chloroform, chlorobenzene or toluene, so films can be deposited by spin coating or by solution printing methods.\u003c\/li\u003e\n\u003cli\u003eOrganic electronics research and teaching: as the classic building block for one of the most studied semiconducting polymers, it supports method development and comparison against widely published P3HT synthetic procedures.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eSpecifications\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eBrand: TCI\u003c\/li\u003e\n\u003cli\u003eProduct code: D3896\u003c\/li\u003e\n\u003cli\u003eCAS number: 116971-11-0\u003c\/li\u003e\n\u003cli\u003eChemical name: 2,5-Dibromo-3-hexylthiophene\u003c\/li\u003e\n\u003cli\u003eCategory: Materials Science \u0026gt; Material Building Blocks \u0026gt; Polymer\/Macromolecule Semiconductor Building Blocks\u003c\/li\u003e\n\u003cli\u003ePack sizes: available in the research-scale pack sizes offered by TCI for this catalogue item; please confirm the currently available packaging when ordering.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eHandling and Storage\u003c\/h3\u003e\n\u003cp\u003eStore the monomer in its original tightly closed container, protected from light and kept in a cool, dry place away from heat sources, ignition sources and incompatible reagents. Because the material is intended for use in moisture-sensitive organometallic chemistry, containers should be kept well sealed and, where the experimental protocol requires it, handled under an inert atmosphere to preserve reagent quality. All handling should be carried out in a fume hood by trained personnel wearing appropriate personal protective equipment, including safety glasses, chemically resistant gloves and a laboratory coat. Follow the manufacturer's safety data sheet and institutional chemical waste procedures for disposal of residues and contaminated materials.\u003c\/p\u003e","brand":"TCI","offers":[{"title":"5g","offer_id":48086644031706,"sku":"TCI2510D389624318","price":3064000.0,"currency_code":"IDR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0756\/7156\/8602\/files\/TCI2510D3896.jpg?v=1768817972"},{"product_id":"tci2510d394124377","title":"TCI D3941 207742-50-5 3,3'-Dibromo-5,5'-bis(trimethylsilyl)-2,2'-bithiophene","description":"\u003ch3\u003eDescription\u003c\/h3\u003e\n\u003cp\u003eTCI D3941 3,3'-Dibromo-5,5'-bis(trimethylsilyl)-2,2'-bithiophene is a bithiophene building block developed specifically for materials chemistry, and in particular for the preparation of polymer semiconductors and conjugated macromolecules. The molecule is built around a core of two thiophene rings joined at the 2 and 2' positions, carrying bromine atoms at the 3 and 3' positions and trimethylsilyl groups at the 5 and 5' positions. This carefully arranged substitution pattern makes it a highly valuable starting material for researchers who need to construct fused aromatic frameworks with genuinely controlled reaction sites.\u003c\/p\u003e\n\u003cp\u003eThe property that leads researchers to select this compound is the presence of two distinct classes of functional group, each playing a different role. The bromine atoms at the 3 and 3' positions act as reactive handles for metal-catalysed cross-coupling reactions and for halogen–metal exchange, the key step in forming bridges between the rings. The trimethylsilyl groups at the 5 and 5' positions, meanwhile, work simultaneously as protecting groups and as blocking groups on the most reactive alpha positions, preventing reactions from occurring at unwanted sites. These silyl groups can then be removed or replaced at a later stage, giving a level of regiochemical control that is otherwise difficult to achieve.\u003c\/p\u003e\n\u003cp\u003eIn Indonesian laboratories, this building block is typically used in university and institutional research groups working on organic electronics and functional polymer materials. It suits synthetic work where a conjugated backbone must be assembled step by step, with the position of each new bond defined in advance. Because the reactive and protected sites are already differentiated within the molecule, research teams can plan multi-step routes with fewer separation problems and a more predictable outcome at each stage.\u003c\/p\u003e\n\u003ch3\u003eLaboratory Applications\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003ePolymer semiconductor synthesis: the differentiated bromine and trimethylsilyl positions allow a conjugated backbone to be extended in a defined direction rather than randomly.\u003c\/li\u003e\n\u003cli\u003eMetal-catalysed cross-coupling reactions: the 3,3'-bromine atoms serve as ready reactive handles for coupling chemistry, giving controlled bridge formation between thiophene rings.\u003c\/li\u003e\n\u003cli\u003eHalogen–metal exchange chemistry: the bromine substituents can be converted into organometallic intermediates, opening access to further functionalisation at precisely those two positions.\u003c\/li\u003e\n\u003cli\u003eFused aromatic framework construction: the fixed substitution pattern lets researchers build fused ring systems where every new bond is formed at a predetermined site.\u003c\/li\u003e\n\u003cli\u003eConjugated macromolecule research: the removable silyl groups protect the reactive alpha positions during assembly, then free them again for later modification of the macromolecule.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eSpecifications\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eBrand: TCI (Tokyo Chemical Industry)\u003c\/li\u003e\n\u003cli\u003eCAS number: 207742-50-5\u003c\/li\u003e\n\u003cli\u003eCategory: Materials Science \u0026gt; Material Building Blocks \u0026gt; Polymer\/Macromolecule Semiconductor Building Blocks\u003c\/li\u003e\n\u003cli\u003eProduct code: TCI D3941\u003c\/li\u003e\n\u003cli\u003ePack sizes: available in the standard research-scale pack sizes offered by TCI for this catalogue item\u003c\/li\u003e\n\u003cli\u003eStorage: store according to the conditions stated on the manufacturer's label and safety data sheet\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eHandling and Storage\u003c\/h3\u003e\n\u003cp\u003eStore the material in its original tightly closed container, in a cool, dry and well-ventilated area away from heat, direct sunlight, moisture and incompatible chemicals, following the conditions stated on the manufacturer's label and safety data sheet. Organosilicon and organohalogen building blocks of this type are best kept sealed to limit exposure to air and humidity. Handle in a fume hood using gloves, safety glasses and a laboratory coat, avoid inhalation of dust or vapour, and keep containers clearly labelled. Consult the safety data sheet before use and dispose of residues and contaminated materials through approved chemical waste channels.\u003c\/p\u003e","brand":"TCI","offers":[{"title":"1g","offer_id":48086646718682,"sku":"TCI2510D394124377","price":3626000.0,"currency_code":"IDR","in_stock":true},{"title":"5g","offer_id":48086646751450,"sku":"TCI2510D394124378","price":12311000.0,"currency_code":"IDR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0756\/7156\/8602\/files\/TCI2510D3941.jpg?v=1768817978"},{"product_id":"tci2510d395424393","title":"TCI D3954 909280-97-3 2,6-Dibromobenzo[1,2-b:4,5-b']dithiophene","description":"\u003ch3\u003eDescription\u003c\/h3\u003e\n\u003cp\u003e2,6-Dibromobenzo[1,2-b:4,5-b']dithiophene is a semiconductor building block based on the benzodithiophene framework, a fused aromatic system that combines one benzene ring with two thiophene rings in a symmetrical arrangement. The two bromine atoms at the 2 and 6 positions make it a bifunctional monomer that is ready for use in cross-coupling reactions to construct conjugated polymers and oligomers. In materials science laboratories, this unit ranks among the most widely used electron-donor units in the design of active materials for organic solar cells and organic transistors, largely because its framework is exceptionally flat and rigid.\u003c\/p\u003e\n\u003cp\u003eThe characteristic that drives its selection is the planar fused geometry, which promotes regular intermolecular pi-stacking in the solid state. That tightly packed arrangement increases orbital overlap, so charge-carrier mobility within thin films is improved. The sulfur content of the two thiophene rings also contributes interchain interactions that stabilize film morphology. The high molecular symmetry ensures that the resulting polymers have a regular repeating structure free of regioisomeric defects, while the carbon-bromine bonds at the alpha positions of the thiophene rings are highly reactive toward cross-coupling chemistry.\u003c\/p\u003e\n\u003cp\u003eIn Indonesian laboratories, this building block is typically encountered in university and institutional research groups working on organic electronics, conjugated polymer synthesis, and thin-film device fabrication. It is normally used at small synthetic scale on a Schlenk line or in an inert-atmosphere setup, where the monomer is coupled with complementary comonomers and the resulting material is characterized and then processed into thin films for device evaluation.\u003c\/p\u003e\n\u003ch3\u003eLaboratory Applications\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eConjugated polymer synthesis: the two alpha-positioned bromine atoms act as reactive handles for cross-coupling polymerization, allowing controlled chain growth with complementary comonomers.\u003c\/li\u003e\n\u003cli\u003eOrganic solar cell active layers: the benzodithiophene unit serves as a strong electron-donor segment, and its rigid planar core supports the ordered morphology such devices depend on.\u003c\/li\u003e\n\u003cli\u003eOrganic transistor semiconductor materials: regular pi-stacking and enlarged orbital overlap in the solid state translate into improved charge-carrier mobility across the deposited thin-film channel.\u003c\/li\u003e\n\u003cli\u003eOligomer and model compound preparation: the bifunctional, highly symmetric structure lets researchers build well-defined conjugated oligomers without introducing regioisomeric defects into the sequence.\u003c\/li\u003e\n\u003cli\u003eStructure-property relationship studies: the fused framework and thiophene sulfur atoms provide a fixed reference unit for investigating how backbone planarity influences film morphology and electronic behaviour.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eSpecifications\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eBrand: TCI\u003c\/li\u003e\n\u003cli\u003eProduct code: D3954\u003c\/li\u003e\n\u003cli\u003eCAS number: 909280-97-3\u003c\/li\u003e\n\u003cli\u003eChemical name: 2,6-Dibromobenzo[1,2-b:4,5-b']dithiophene\u003c\/li\u003e\n\u003cli\u003eCategory: Materials Science \u0026gt; Material Building Blocks \u0026gt; Polymer\/Macromolecule Semiconductor Building Blocks\u003c\/li\u003e\n\u003cli\u003ePack sizes: available in standard TCI research-scale packaging; please confirm the pack size when ordering\u003c\/li\u003e\n\u003cli\u003eStorage: keep in the original tightly closed container as indicated on the manufacturer's label\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eHandling and Storage\u003c\/h3\u003e\n\u003cp\u003eStore the material in its original tightly closed container in a cool, dry, well-ventilated area away from direct sunlight, heat sources, and incompatible chemicals, following the storage conditions stated on the manufacturer's label and safety data sheet. Amber glass or the supplied original packaging is suitable, and transferring under an inert atmosphere is advisable when the compound will be used in moisture- or air-sensitive coupling reactions. Handle it inside a fume hood using safety glasses, gloves, and a laboratory coat, avoid generating dust during weighing, and keep containers clearly labelled. Collect residues and contaminated consumables as chemical waste for disposal through the established laboratory waste route.\u003c\/p\u003e","brand":"TCI","offers":[{"title":"1g","offer_id":48086647767258,"sku":"TCI2510D395424393","price":6690000.0,"currency_code":"IDR","in_stock":true},{"title":"5g","offer_id":48086647800026,"sku":"TCI2510D395424394","price":21894000.0,"currency_code":"IDR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0756\/7156\/8602\/files\/TCI2510D3954.jpg?v=1768817982"},{"product_id":"tci2510d403124502","title":"TCI D4031 148256-63-7 2,5-Dibromo-3-dodecylthiophene","description":"\u003ch3\u003eDescription\u003c\/h3\u003e\n\u003cp\u003eTCI D4031 2,5-Dibromo-3-dodecylthiophene is a substituted thiophene monomer belonging to the family of polymer semiconductor building blocks used in materials science. The molecule consists of a thiophene ring bearing two bromine atoms at the 2- and 5-positions, together with a long dodecyl alkyl chain at the 3-position. The two bromine atoms serve as the connection points for cross-coupling polymerization reactions, which makes this monomer a primary raw material for preparing poly(3-dodecylthiophene), widely recognized as a p-type semiconducting polymer. In a materials laboratory, this monomer acts as the entry point for studying organic electronics, polymer solar cells, and thin-film transistors.\u003c\/p\u003e\n\u003cp\u003eThe characteristic that makes this monomer a preferred choice is the balance it strikes between electronic behaviour and processability. The long dodecyl chain provides excellent solubility in common organic solvents such as chloroform, toluene, and chlorobenzene, so the resulting polymer can be processed by solution methods including spin coating, drop casting, and printing. Without an alkyl chain of this length, polythiophenes tend to be insoluble and difficult to characterize. At the same time, the 2,5-dibromo substitution pattern ensures that polymerization proceeds through defined connection points, giving the researcher control over how the polymer backbone is assembled.\u003c\/p\u003e\n\u003cp\u003eIn Indonesian laboratories, this monomer is typically used within university and institutional research groups working on organic electronics and polymer materials. It supports synthesis work in which a semiconducting polymer is prepared in-house and then deposited as a thin film for further characterization. Because the material is supplied as a defined building block from TCI, it fits laboratories that need a consistent starting material for repeated synthesis runs, student research projects, and collaborative studies on solution-processable semiconductors.\u003c\/p\u003e\n\u003ch3\u003eLaboratory Applications\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eSynthesis of poly(3-dodecylthiophene) — the two bromine atoms at the 2- and 5-positions act as defined coupling sites, allowing the polymer backbone to be built through cross-coupling polymerization with controlled connectivity.\u003c\/li\u003e\n\u003cli\u003ePolymer solar cell research — the resulting p-type semiconducting polymer serves as a donor material that can be deposited from solution, making this monomer a practical starting point for photovoltaic device studies.\u003c\/li\u003e\n\u003cli\u003eOrganic thin-film transistor fabrication — polymers prepared from this monomer can be cast as thin films, supporting laboratory work on charge transport and device architecture in organic field-effect transistors.\u003c\/li\u003e\n\u003cli\u003eSolution-processing and coating studies — the long dodecyl chain gives excellent solubility in chloroform, toluene, and chlorobenzene, so films can be formed by spin coating, drop casting, or printing methods.\u003c\/li\u003e\n\u003cli\u003eOrganic electronics teaching and method development — as a well-defined polymer semiconductor building block, it provides students and researchers with a reliable entry point for learning conjugated polymer synthesis and characterization.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eSpecifications\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eBrand: TCI\u003c\/li\u003e\n\u003cli\u003eCAS number: 148256-63-7\u003c\/li\u003e\n\u003cli\u003eCategory: Materials Science \u0026gt; Material Building Blocks \u0026gt; Polymer\/Macromolecule Semiconductor Building Blocks\u003c\/li\u003e\n\u003cli\u003eProduct code: D4031\u003c\/li\u003e\n\u003cli\u003ePack sizes: available in standard TCI research pack sizes; please confirm the currently listed packaging option when ordering\u003c\/li\u003e\n\u003cli\u003eStorage: keep in the tightly closed original container under the storage conditions stated on the manufacturer label and Safety Data Sheet\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eHandling and Storage\u003c\/h3\u003e\n\u003cp\u003eStore the monomer in its original tightly closed container, protected from light, moisture, and heat, and follow the storage conditions printed on the manufacturer label and Safety Data Sheet. Amber glass bottles or the supplied container are suitable, and the material should be kept in a dedicated chemical storage cabinet away from incompatible substances and ignition sources. Handle in a fume hood using gloves, safety goggles, and a laboratory coat, and avoid inhalation or contact with skin and eyes. Because the compound is intended for use in air- and moisture-sensitive coupling reactions, weigh and transfer it promptly and reseal the container to preserve material quality. Consult the Safety Data Sheet before use and dispose of residues through the laboratory's chemical waste procedure.\u003c\/p\u003e","brand":"TCI","offers":[{"title":"5g","offer_id":48086652059866,"sku":"TCI2510D403124502","price":1659000.0,"currency_code":"IDR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0756\/7156\/8602\/files\/TCI2510D4031.jpg?v=1768818000"},{"product_id":"tci2510d403224503","title":"TCI D4032 25121-86-2 2,5-Dibromothieno[2,3-b]thiophene","description":"\u003ch3\u003eDescription\u003c\/h3\u003e\n\u003cp\u003eTCI D4032 2,5-Dibromothieno[2,3-b]thiophene is a polymer semiconductor building block constructed around a thienothiophene core — two fused thiophene rings that form a bicyclic system with extended conjugation. The two bromine atoms at the 2 and 5 positions sit at opposite ends of this fused framework, which makes them ideal connection points for cross-coupling reactions and polymerization. In materials science laboratories, this compound is used to insert a rigid, planar thienothiophene unit into the conjugated polymer chains or small-molecule semiconductors that researchers are developing.\u003c\/p\u003e\n\u003cp\u003eThe properties that make the thieno[2,3-b]thiophene unit so highly valued are its structural rigidity and flatness. The fused rings restrict rotation between units, so the polymer chain maintains better conjugation than a single thiophene that is free to rotate. This flatness also promotes tight intermolecular packing through π–π stacking interactions, an important factor that determines charge carrier mobility in semiconductor thin films. The high sulfur content further strengthens interchain interactions, while the 2,5-bromine positions define the geometry of the resulting chain.\u003c\/p\u003e\n\u003cp\u003eIn Indonesian laboratories, this building block is typically handled in university and institutional materials science research groups working on organic semiconductors, conjugated polymers, and thin-film electronic materials. It is normally used at small synthetic scale during monomer preparation and polymerization studies, where the brominated positions are converted through cross-coupling steps. Researchers generally order it as part of a monomer set for organic electronics work and store it alongside other moisture-sensitive coupling substrates.\u003c\/p\u003e\n\u003ch3\u003eLaboratory Applications\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eConjugated polymer synthesis — the dibrominated positions serve as reliable polymerization handles, allowing the fused thienothiophene unit to be incorporated directly into a growing semiconducting backbone.\u003c\/li\u003e\n\u003cli\u003eCross-coupling reactions — the bromine atoms at positions 2 and 5 act as standard coupling sites, giving researchers a difunctional substrate for building extended conjugated systems in two directions.\u003c\/li\u003e\n\u003cli\u003eOrganic semiconductor small-molecule development — the rigid planar core can be end-capped with other aromatic units to produce well-defined small-molecule semiconductors for evaluation.\u003c\/li\u003e\n\u003cli\u003eSemiconductor thin-film studies — the flat, sulfur-rich structure encourages tight π–π stacking, making this unit useful when researchers are targeting improved charge carrier mobility in deposited films.\u003c\/li\u003e\n\u003cli\u003eStructure–property investigations of conjugation — because the fused rings restrict inter-unit rotation, this compound lets researchers compare conjugation retention against freely rotating single-thiophene analogues.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eSpecifications\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eBrand: TCI (Tokyo Chemical Industry)\u003c\/li\u003e\n\u003cli\u003eCAS number: 25121-86-2\u003c\/li\u003e\n\u003cli\u003eChemical name: 2,5-Dibromothieno[2,3-b]thiophene\u003c\/li\u003e\n\u003cli\u003eCategory: Materials Science \u0026gt; Material Building Blocks \u0026gt; Polymer\/Macromolecule Semiconductor Building Blocks\u003c\/li\u003e\n\u003cli\u003eProduct code: D4032\u003c\/li\u003e\n\u003cli\u003eStorage: keep in a tightly closed container in a cool, dry place, protected from light and moisture\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eHandling and Storage\u003c\/h3\u003e\n\u003cp\u003eStore the material in its original tightly closed container in a cool, dry, well-ventilated area, away from direct sunlight and sources of heat or ignition. Amber glass or the supplied container is preferred to limit light exposure, and a desiccator or sealed secondary container helps protect the solid from atmospheric moisture during storage. Handle in a fume hood using nitrile gloves, safety glasses, and a laboratory coat, and avoid generating or inhaling dust. Weigh out only the quantity needed, reseal the container promptly after use, and keep it separated from strong oxidizing agents. Consult the manufacturer's safety data sheet before first use and follow institutional waste disposal procedures for halogenated organic residues.\u003c\/p\u003e","brand":"TCI","offers":[{"title":"1g","offer_id":48086652092634,"sku":"TCI2510D403224503","price":9163000.0,"currency_code":"IDR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0756\/7156\/8602\/files\/TCI2510D4032.jpg?v=1769180636"},{"product_id":"tci2510d403324504","title":"TCI D4033 53255-78-0 3,4-Dibromothieno[2,3-b]thiophene","description":"\u003ch3\u003eDescription\u003c\/h3\u003e\n\u003cp\u003eTCI D4033 3,4-Dibromothieno[2,3-b]thiophene is a semiconductor building block based on a thieno[2,3-b]thiophene core in which two bromine atoms occupy positions 3 and 4, the lateral positions of the fused ring framework. This substitution pattern distinguishes it fundamentally from the 2,5-dibromo isomer, because the connection points do not lie along the long axis of the molecule but rather on the side of the ring system. In materials science and synthetic chemistry laboratories, this compound is used when researchers wish to install substituents at the lateral positions of the thienothiophene skeleton — for example, to build branches, to add solubilizing chains, or to construct molecular architectures that are not linear.\u003c\/p\u003e\n\u003cp\u003eThe characteristic that makes this isomer the preferred choice is the molecular design flexibility it offers. With bromine at positions 3 and 4, positions 2 and 5 remain free and can be functionalized afterwards through directed lithiation or subsequent coupling reactions. This allows a stepwise synthesis toward fully substituted molecules following a controlled pattern. The two neighbouring bromine atoms also open the possibility of annulation reactions to form additional rings fused at the lateral side, a strategy commonly used to extend the conjugated framework. Chemists therefore treat this reagent as a versatile branch point rather than a simple linear linker.\u003c\/p\u003e\n\u003cp\u003eIn Indonesian laboratories, this material building block is typically handled in university and institutional research groups working on organic electronics, conjugated polymers, and molecular semiconductors. It is generally used at small synthetic scale on the bench, within schemes where the thienothiophene core is elaborated step by step before being carried forward into coupling or polymerization work. Because it is supplied as a catalogue research chemical, it is normally ordered per experiment and stored under controlled laboratory conditions between synthetic campaigns.\u003c\/p\u003e\n\u003ch3\u003eLaboratory Applications\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eCross-coupling chemistry: the two bromine atoms at positions 3 and 4 serve as reactive handles for palladium-catalysed coupling, allowing substituents to be attached at the lateral sides of the fused core.\u003c\/li\u003e\n\u003cli\u003eNon-linear molecular architecture: because the connection points are not on the long molecular axis, the compound suits construction of branched or angled frameworks rather than strictly linear backbones.\u003c\/li\u003e\n\u003cli\u003eStepwise selective functionalization: with positions 2 and 5 left free, chemists can carry out directed lithiation or later coupling to reach fully substituted molecules under a controlled sequence.\u003c\/li\u003e\n\u003cli\u003eAnnulation and ring extension: the adjacent bromine pair supports annulation reactions that fuse additional rings onto the lateral side, a common strategy for extending the conjugated framework.\u003c\/li\u003e\n\u003cli\u003eSolubilizing chain attachment: the lateral positions provide convenient points for installing side chains that improve processability of thienothiophene-based semiconductor materials.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eSpecifications\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eBrand: TCI (Tokyo Chemical Industry)\u003c\/li\u003e\n\u003cli\u003eCAS number: 53255-78-0\u003c\/li\u003e\n\u003cli\u003eCatalogue number: D4033\u003c\/li\u003e\n\u003cli\u003eChemical name: 3,4-Dibromothieno[2,3-b]thiophene\u003c\/li\u003e\n\u003cli\u003eCategory: Materials Science \u0026gt; Material Building Blocks \u0026gt; Polymer\/Macromolecule Semiconductor Building Blocks\u003c\/li\u003e\n\u003cli\u003ePack sizes and storage class: as listed in the current TCI catalogue entry for this item\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eHandling and Storage\u003c\/h3\u003e\n\u003cp\u003eStore this reagent in its original tightly closed container, protected from light, moisture, and heat, and follow the storage temperature stated on the manufacturer's label and safety data sheet. Amber glass or the supplier's original packaging is suitable; keep the container in a dedicated chemical cabinet away from oxidizing agents and ignition sources. Handle only in a well-ventilated fume hood, wearing safety goggles, a laboratory coat, and chemically resistant gloves. Avoid inhalation of dust and contact with skin or eyes. Weigh and transfer using clean, dry glassware and spatulas to prevent contamination and moisture uptake, and reseal promptly after use. Dispose of residues and contaminated consumables as halogenated organic chemical waste in accordance with institutional procedures. Review the current safety data sheet before first use.\u003c\/p\u003e","brand":"TCI","offers":[{"title":"1g","offer_id":48086652158170,"sku":"TCI2510D403324504","price":11609000.0,"currency_code":"IDR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0756\/7156\/8602\/files\/TCI2510D4033.jpg?v=1768818002"},{"product_id":"tci2510d405024521","title":"TCI D4050 98057-08-0 5,5''-Dibromo-2,2':5',2''-terthiophene","description":"\u003ch3\u003eDescription\u003c\/h3\u003e\n\u003cp\u003eTCI D4050 5,5''-Dibromo-2,2':5',2''-terthiophene is a thiophene oligomer built from three thiophene rings joined in sequence, with a bromine atom attached at each end of the chain. The compound belongs to the family of building blocks for polymer and macromolecule semiconductors — starting materials designed specifically for constructing organic electronic materials. In a materials laboratory its role is highly specific: it supplies a long, conjugated electron-donor unit complete with two symmetrical reactive sites that are ready to be linked into polymer chains or large molecules through transition-metal-catalysed coupling reactions.\u003c\/p\u003e\n\u003cp\u003eThe main appeal of this compound lies in the combination of its pre-formed conjugation and the symmetry of its reactive groups. The terthiophene backbone provides an extended pi-electron system, which lowers the energy gap of the final material and strengthens interchain interactions, while the two bromine atoms at the terminal positions ensure that chain growth proceeds in a linear and directed manner. The molecular symmetry also simplifies analysis of the results, because coupling products tend to have a more regular structure. These properties are what make the terthiophene unit one of the well-established donor blocks in this field.\u003c\/p\u003e\n\u003cp\u003eIn Indonesian laboratories, this building block is typically used by university materials research groups, polymer chemistry laboratories, and institutional R\u0026amp;D units working on organic electronics. It is handled on a synthetic-chemistry bench where coupling reactions are set up under controlled conditions, then passed on for purification and structural characterisation. Because it is supplied as a defined, ready-to-use monomer, it lets researchers concentrate on polymerisation and device work rather than on preparing the core unit themselves.\u003c\/p\u003e\n\u003ch3\u003eLaboratory Applications\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eConjugated polymer synthesis: the two terminal bromine atoms act as symmetrical reactive handles, allowing controlled, linear chain growth into thiophene-based semiconducting polymers through transition-metal-catalysed coupling.\u003c\/li\u003e\n\u003cli\u003eOrganic semiconductor material development: the extended terthiophene pi-system lowers the energy gap of the resulting material, making it a practical donor unit for organic electronic materials research.\u003c\/li\u003e\n\u003cli\u003eDonor–acceptor macromolecule construction: the compound serves as the electron-donor segment that can be coupled with acceptor units to build larger macromolecules with tailored electronic character.\u003c\/li\u003e\n\u003cli\u003eCoupling reaction methodology studies: its symmetrical dibromo structure gives a well-defined, reproducible substrate for developing and comparing transition-metal-catalysed coupling conditions in the laboratory.\u003c\/li\u003e\n\u003cli\u003eStructure–property investigations of thiophene oligomers: the regular products formed from this symmetrical monomer simplify structural analysis and support systematic study of interchain interactions.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eSpecifications\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eBrand: TCI (Tokyo Chemical Industry)\u003c\/li\u003e\n\u003cli\u003eCAS number: 98057-08-0\u003c\/li\u003e\n\u003cli\u003eChemical name: 5,5''-Dibromo-2,2':5',2''-terthiophene\u003c\/li\u003e\n\u003cli\u003eProduct code: D4050\u003c\/li\u003e\n\u003cli\u003eCategory: Materials Science \u0026gt; Material Building Blocks \u0026gt; Polymer\/Macromolecule Semiconductor Building Blocks\u003c\/li\u003e\n\u003cli\u003ePack sizes: available in standard TCI research-scale packaging; please confirm the currently available pack size when ordering\u003c\/li\u003e\n\u003cli\u003eStorage: keep in the original tightly closed container, protected from light, in a cool and well-ventilated place\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eHandling and Storage\u003c\/h3\u003e\n\u003cp\u003eStore the material in its original tightly closed container in a cool, dry and well-ventilated area, away from direct sunlight, heat sources and incompatible substances. Amber glass or the manufacturer's supplied container is preferred, since protecting the compound from light and moisture helps preserve its quality over time. Always handle it inside a fume hood while wearing a laboratory coat, chemical-resistant gloves and safety goggles, and avoid inhaling dust or allowing contact with skin and eyes. Weigh and transfer the solid using clean, dry utensils to prevent contamination, close the container immediately after use, and label any secondary containers clearly. Consult the manufacturer's Safety Data Sheet before use, and dispose of residues and contaminated materials in accordance with applicable laboratory chemical waste procedures.\u003c\/p\u003e","brand":"TCI","offers":[{"title":"1g","offer_id":48086652944602,"sku":"TCI2510D405024521","price":3092000.0,"currency_code":"IDR","in_stock":true},{"title":"5g","offer_id":48086652977370,"sku":"TCI2510D405024522","price":10540000.0,"currency_code":"IDR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0756\/7156\/8602\/files\/TCI2510D4050.jpg?v=1769141940"},{"product_id":"tci2510d405324527","title":"TCI D4053 149703-84-4 2,5-Dibromo-3-n-octylthiophene","description":"\u003ch3\u003eDescription\u003c\/h3\u003e\n\u003cp\u003eTCI D4053 2,5-Dibromo-3-n-octylthiophene is an octyl-chain-substituted thiophene monomer carrying two bromine atoms at the 2 and 5 positions of the ring. This compound is the classic starting material for preparing poly(3-octylthiophene), one of the most extensively studied semiconducting polymers in the world. In materials science and organic electronics laboratories, its role is to supply a complete repeating unit in a single molecule: the thiophene ring acts as the charge carrier, the alkyl chain provides solubility, and the two bromine atoms serve as connection points for polymerization as well as for directed coupling reactions.\u003c\/p\u003e\n\u003cp\u003eThe property that makes researchers choose this compound is the n-octyl chain at the 3 position. That long alkyl chain renders the resulting polymer soluble in common organic solvents, so thin films can be formed using solution techniques such as spin coating, drop casting, or printing. Without this side chain, unsubstituted polythiophene is practically unprocessable. The symmetrical placement of the bromine atoms at both ends of the ring also allows polymerization to grow in an orderly fashion, and when combined with certain nickel-catalyzed methods, researchers can control the regioregularity of the chain, which strongly determines the optoelectronic properties of the material.\u003c\/p\u003e\n\u003cp\u003eIn Indonesian laboratories, this monomer is typically used by university materials science and organic electronics research groups, chemistry and physics departments, and institutional research centres working on conjugated polymers. It is commonly handled in synthesis laboratories equipped for inert-atmosphere work and coupling chemistry, where the resulting polymer is subsequently processed into thin films for characterization. It also serves teaching and postgraduate research programmes that introduce students to solution-processable semiconducting polymer preparation.\u003c\/p\u003e\n\u003ch3\u003eLaboratory Applications\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003ePoly(3-octylthiophene) synthesis: the dibrominated ring supplies both linkage points needed for chain growth, making it the standard direct precursor to this widely studied semiconducting polymer.\u003c\/li\u003e\n\u003cli\u003eRegioregular polymer preparation: symmetrical 2,5-bromination combined with nickel-catalyzed polymerization methods lets researchers control chain regioregularity, which governs the optoelectronic behaviour of the final material.\u003c\/li\u003e\n\u003cli\u003eSolution-processed thin film fabrication: the n-octyl side chain gives the resulting polymer solubility in common organic solvents, enabling spin coating, drop casting, and printing of films.\u003c\/li\u003e\n\u003cli\u003eCross-coupling and directed reactions: the two bromine atoms act as reactive handles for coupling chemistry, allowing the thiophene unit to be built into larger conjugated architectures.\u003c\/li\u003e\n\u003cli\u003eOrganic electronics research and teaching: it provides a complete conjugated repeating unit in one molecule, so laboratories can study charge transport and polymer processing without multi-step precursor preparation.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eSpecifications\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eBrand: TCI\u003c\/li\u003e\n\u003cli\u003eProduct code: D4053\u003c\/li\u003e\n\u003cli\u003eCAS number: 149703-84-4\u003c\/li\u003e\n\u003cli\u003eChemical name: 2,5-Dibromo-3-n-octylthiophene\u003c\/li\u003e\n\u003cli\u003eCategory: Materials Science \u0026gt; Material Building Blocks \u0026gt; Polymer\/Macromolecule Semiconductor Building Blocks\u003c\/li\u003e\n\u003cli\u003ePack sizes: available in the pack sizes listed by TCI for this catalogue item; storage according to the manufacturer's stated conditions on the product label and Safety Data Sheet.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eHandling and Storage\u003c\/h3\u003e\n\u003cp\u003eStore this monomer in its original tightly closed container, in a cool, dry, well-ventilated place away from direct sunlight, heat sources, and incompatible chemicals, following the storage conditions stated by the manufacturer on the label and Safety Data Sheet. Amber or otherwise light-protected glass containers with chemically resistant closures are suitable, and containers should be kept sealed to limit exposure to moisture and air. Handle inside a functioning fume hood using standard laboratory personal protective equipment, including safety goggles, a laboratory coat, and chemically resistant gloves. Avoid inhalation of vapours and contact with skin and eyes, keep transfers away from ignition sources, and dispose of residues and contaminated materials as chemical waste in accordance with institutional and local regulations. Review the Safety Data Sheet before first use.\u003c\/p\u003e","brand":"TCI","offers":[{"title":"5g","offer_id":48086653141210,"sku":"TCI2510D405324527","price":4470000.0,"currency_code":"IDR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0756\/7156\/8602\/files\/TCI2510D4053.jpg?v=1769141942"},{"product_id":"tci2510d405624532","title":"TCI D4056 174508-31-7 2,5-Dibromo-3,4-ethylenedioxythiophene","description":"\u003ch3\u003eDescription\u003c\/h3\u003e\n\u003cp\u003eTCI D4056 2,5-Dibromo-3,4-ethylenedioxythiophene (CAS 174508-31-7) is the dibromo derivative of EDOT, the monomer that forms the backbone of the conductive polymer PEDOT. The compound belongs to the class of building blocks for polymer semiconductors, and its role in the laboratory is to supply an EDOT unit that has already been activated at both alpha positions of the thiophene ring. With those two bromine atoms in place, researchers can direct the formation of polymer chains or connect EDOT units to other units through transition-metal-catalysed coupling reactions, so the structure of the final material can be designed far more precisely than with ordinary oxidative polymerisation.\u003c\/p\u003e\n\u003cp\u003eThe distinguishing characteristic of this compound comes from the ethylenedioxy ring that caps positions 3 and 4. That group is a strong electron donor, so it lowers the oxidation potential of the material and yields polymers with a narrow band gap, high stability in the doped state, and clear electrochromic behaviour. Capping positions 3 and 4 also prevents irregular linkages from forming along the chain, so the resulting polymer is more ordered and its conductivity is more dependable. This combination is what makes EDOT derivatives a material of choice for electronic and electrochemical work.\u003c\/p\u003e\n\u003cp\u003eIn Indonesian laboratories, this building block is typically used in university and institutional research groups working on conductive polymers, organic electronics, and electrochemical sensing. It is normally handled at bench scale during monomer synthesis and coupling steps, then carried forward into polymerisation and device or electrode fabrication. Because it is supplied as a defined, ready-to-couple monomer, it fits well into research programmes that need reproducible starting material rather than in-house halogenation of EDOT.\u003c\/p\u003e\n\u003ch3\u003eLaboratory Applications\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eSynthesis of PEDOT and PEDOT-based conductive polymers, where the two alpha-position bromines give controlled chain growth instead of the less predictable structure obtained from oxidative polymerisation.\u003c\/li\u003e\n\u003cli\u003eTransition-metal-catalysed cross-coupling reactions, in which the dibromo functionality allows EDOT units to be joined to other aromatic or heteroaromatic units in a designed sequence.\u003c\/li\u003e\n\u003cli\u003ePreparation of narrow band gap donor–acceptor copolymers, taking advantage of the strong electron-donating ethylenedioxy ring to lower the oxidation potential of the resulting material.\u003c\/li\u003e\n\u003cli\u003eDevelopment of electrochromic materials and devices, since EDOT-derived polymers show clear electrochromic behaviour together with high stability in their doped state.\u003c\/li\u003e\n\u003cli\u003eFabrication of organic electronic and electrochemical research materials, where the blocked 3 and 4 positions give regular chain linkages and therefore more reliable and reproducible conductivity.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eSpecifications\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eBrand: TCI\u003c\/li\u003e\n\u003cli\u003eCAS number: 174508-31-7\u003c\/li\u003e\n\u003cli\u003eChemical name: 2,5-Dibromo-3,4-ethylenedioxythiophene\u003c\/li\u003e\n\u003cli\u003eProduct code: D4056\u003c\/li\u003e\n\u003cli\u003eCategory: Materials Science \u0026gt; Material Building Blocks \u0026gt; Polymer\/Macromolecule Semiconductor Building Blocks\u003c\/li\u003e\n\u003cli\u003ePack sizes: available in the standard research quantities listed for this TCI catalogue item\u003c\/li\u003e\n\u003cli\u003eStorage: store according to the conditions stated on the manufacturer's label and safety data sheet\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eHandling and Storage\u003c\/h3\u003e\n\u003cp\u003eStore the material in its original tightly closed container, in a cool, dry, well-ventilated place away from light, heat, ignition sources, and incompatible substances such as strong oxidising agents. Amber glass or the manufacturer's supplied packaging is suitable; keep the container sealed between uses to limit exposure to moisture and air, since brominated thiophene building blocks are normally handled as moisture-sensitive synthetic intermediates. Follow the storage temperature stated on the manufacturer's label and safety data sheet rather than assuming ambient conditions. Handle in a fume hood using safety glasses, chemical-resistant gloves, and a laboratory coat, avoid inhalation of dust and contact with skin and eyes, and dispose of residues and contaminated materials as chemical waste in line with institutional procedures. Consult the safety data sheet before first use.\u003c\/p\u003e","brand":"TCI","offers":[{"title":"1g","offer_id":48086653403354,"sku":"TCI2510D405624532","price":1490000.0,"currency_code":"IDR","in_stock":true},{"title":"5g","offer_id":48086653436122,"sku":"TCI2510D405624533","price":4723000.0,"currency_code":"IDR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0756\/7156\/8602\/files\/TCI2510D4056.jpg?v=1769141942"},{"product_id":"tci2510d418324699","title":"TCI D4183 170702-05-3 5,5'-Dibromo-3,3'-dihexyl-2,2'-bithiophene","description":"\u003ch3\u003eDescription\u003c\/h3\u003e\n\u003cp\u003eTCI D4183 is 5,5'-Dibromo-3,3'-dihexyl-2,2'-bithiophene, a bithiophene monomer that already carries two hexyl chains at the 3 and 3' positions together with two bromine atoms at the 5 and 5' positions. The compound is classified as a polymer\/macromolecule semiconductor building block, and its laboratory role is highly specific: it serves as a ready-to-use monomer for polymerizations that yield alkyl-substituted polythiophenes. Because both sets of functional groups are already installed at the correct positions, researchers can move directly to the polymer-forming step without having to perform their own bromination or alkylation.\u003c\/p\u003e\n\u003cp\u003eThe property that gives this compound its value is a molecular design that takes polymer chain regularity into account. The bromine atoms at both alpha positions are the coupling points commonly used in Yamamoto, Stille, Suzuki, and Kumada catalyst-transfer polymerizations, so the chain grows linearly through ring-to-ring connections between thiophene units. The hexyl chains at the 3 and 3' positions ensure that the resulting polymer remains soluble and can be processed into thin films by solution techniques. The symmetric arrangement of the two alkyl chains on a single bithiophene unit also helps produce a more regular polymer backbone.\u003c\/p\u003e\n\u003cp\u003eIn Indonesian laboratories, this monomer is typically found in university and institutional research groups working on organic electronics and polymer materials science. It is used by teams preparing conjugated polymers for thin-film studies, where the ability to start from a pre-functionalized building block shortens a multi-step synthetic route considerably. Materials chemistry and polymer synthesis laboratories generally order it in research-scale quantities for specific project work rather than for routine analysis.\u003c\/p\u003e\n\u003ch3\u003eLaboratory Applications\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003ePolythiophene synthesis — the dibrominated bithiophene core acts as a direct monomer for building alkyl-substituted conjugated polymer chains without prior functionalization steps.\u003c\/li\u003e\n\u003cli\u003eYamamoto and Kumada catalyst-transfer polymerization — the two alpha-position bromine atoms provide the standard reactive handles these nickel-mediated coupling routes require for linear chain growth.\u003c\/li\u003e\n\u003cli\u003eStille and Suzuki cross-coupling polymerization — the compound pairs with stannyl or boronic comonomers to build donor–acceptor copolymers through established palladium-catalyzed chemistry.\u003c\/li\u003e\n\u003cli\u003eSolution-processable thin-film preparation — the hexyl side chains keep the resulting polymer soluble, allowing films to be deposited by spin coating and other solution techniques.\u003c\/li\u003e\n\u003cli\u003eOrganic semiconductor materials research — the symmetric alkyl substitution supports regular backbone formation, which is important when studying structure–property relationships in conjugated systems.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eSpecifications\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eBrand: TCI (Tokyo Chemical Industry)\u003c\/li\u003e\n\u003cli\u003eCAS Number: 170702-05-3\u003c\/li\u003e\n\u003cli\u003eProduct Code: D4183\u003c\/li\u003e\n\u003cli\u003eChemical Name: 5,5'-Dibromo-3,3'-dihexyl-2,2'-bithiophene\u003c\/li\u003e\n\u003cli\u003eCategory: Materials Science \u0026gt; Material Building Blocks \u0026gt; Polymer\/Macromolecule Semiconductor Building Blocks\u003c\/li\u003e\n\u003cli\u003ePack Sizes: available in research-scale quantities; please confirm the current pack options when ordering\u003c\/li\u003e\n\u003cli\u003eStorage: keep in a cool, dark place in a tightly closed container\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eHandling and Storage\u003c\/h3\u003e\n\u003cp\u003eStore this monomer in a cool, dark place in a tightly closed container, protected from light and moisture. Amber glass bottles or the original manufacturer packaging are suitable, and the container should be resealed promptly after each use to limit exposure to air and humidity. Handle the material inside a fume hood while wearing safety glasses, chemical-resistant gloves, and a laboratory coat, and avoid generating dust or aerosols during weighing. Keep the compound away from strong oxidizing agents and ignition sources. Where the material will be used for moisture-sensitive coupling reactions, transfer and weighing under an inert atmosphere helps preserve its quality. Always consult the manufacturer's Safety Data Sheet before use, and dispose of residues and contaminated consumables through the laboratory's chemical waste procedures rather than through general waste or drains.\u003c\/p\u003e","brand":"TCI","offers":[{"title":"1g","offer_id":48086677225690,"sku":"TCI2510D418324699","price":9276000.0,"currency_code":"IDR","in_stock":true},{"title":"5g","offer_id":48086677258458,"sku":"TCI2510D418324700","price":36200000.0,"currency_code":"IDR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0756\/7156\/8602\/files\/TCI2510D4183.jpg?v=1769180643"},{"product_id":"tci2510d418424701","title":"TCI D4184 214493-03-5 5,5'-Dibromo-4,4'-dihexyl-2,2'-bithiophene","description":"\u003ch3\u003eDescription\u003c\/h3\u003e\n\u003cp\u003eTCI D4184 is 5,5'-Dibromo-4,4'-dihexyl-2,2'-bithiophene, a bithiophene monomer carrying two bromine atoms at the alpha 5 and 5' positions and two hexyl chains at the 4 and 4' positions. The compound belongs to the polymer semiconductor building block family and serves as a polymerization-ready monomer for producing alkyl-substituted polythiophenes. In the laboratory, its availability shortens synthetic routes because researchers no longer need to carry out separate alkylation and bromination steps before assembling the conjugated polymer chain.\u003c\/p\u003e\n\u003cp\u003eWhat distinguishes this compound from the 3,3'-dihexyl isomer is the placement of its alkyl chains further away from the inter-ring linking bond. Positioning at the 4 and 4' sites reduces steric hindrance around the connecting axis, so the two thiophene rings can arrange themselves in a more coplanar fashion. This coplanarity supports broader π-electron delocalization, which in turn influences the band gap, the absorption spectrum, and the chain packing tendency of the resulting polymer in thin films. Meanwhile, the bromine atoms at both alpha ends remain standard coupling points for Yamamoto, Stille, Suzuki, and Kumada polymerization, while the hexyl chains maintain polymer solubility so the material can be processed from solution.\u003c\/p\u003e\n\u003cp\u003eIn Indonesian laboratories, this monomer is typically used by organic electronics and polymer chemistry groups working on conjugated materials, whether in university research units or in materials development laboratories. It suits work where a ready-to-polymerize, pre-functionalized building block saves preparation time and improves batch-to-batch consistency, particularly for teams preparing thin-film samples for optical and electronic characterization.\u003c\/p\u003e\n\u003ch3\u003eLaboratory Applications\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003ePolythiophene synthesis — the alpha-brominated ends provide standard coupling sites for building alkyl-substituted conjugated polymer chains without additional halogenation steps beforehand.\u003c\/li\u003e\n\u003cli\u003eCross-coupling polymerization — the compound is directly compatible with Yamamoto, Stille, Suzuki, and Kumada routes, giving researchers flexibility in choosing the catalyst system that suits their setup.\u003c\/li\u003e\n\u003cli\u003eConjugated copolymer preparation — the bifunctional dibromo structure allows the bithiophene unit to be alternated with other comonomers to tune the electronic character of the final polymer.\u003c\/li\u003e\n\u003cli\u003eBand gap and absorption studies — reduced steric hindrance at the 4 and 4' positions promotes coplanarity, making this monomer useful for investigating how ring geometry affects optical properties.\u003c\/li\u003e\n\u003cli\u003eSolution-processed thin film work — the hexyl side chains keep the resulting polymer soluble, so films can be deposited from solution for subsequent optical and electronic characterization.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eSpecifications\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eBrand: TCI\u003c\/li\u003e\n\u003cli\u003eCAS number: 214493-03-5\u003c\/li\u003e\n\u003cli\u003eChemical name: 5,5'-Dibromo-4,4'-dihexyl-2,2'-bithiophene\u003c\/li\u003e\n\u003cli\u003eCategory: Materials Science \u0026gt; Material Building Blocks \u0026gt; Polymer\/Macromolecule Semiconductor Building Blocks\u003c\/li\u003e\n\u003cli\u003ePack sizes: available in standard TCI catalogue pack sizes; please confirm the size required when ordering\u003c\/li\u003e\n\u003cli\u003eStorage note: keep in the tightly closed original container, protected from light and moisture, and follow the storage conditions stated on the manufacturer's label and Safety Data Sheet\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eHandling and Storage\u003c\/h3\u003e\n\u003cp\u003eStore the material in its original tightly closed container in a cool, dry, and well-ventilated area, away from light, moisture, and sources of ignition, following the storage conditions given on the manufacturer's label and Safety Data Sheet. Amber glass or the supplied container is suitable for keeping the compound protected from light; avoid transferring it into containers that are not chemically compatible. As with all brominated organic building blocks, handle it inside a fume hood using gloves, safety goggles, and a laboratory coat, and avoid inhalation of dust or vapours and contact with skin and eyes. Keep the container closed when not in use to limit exposure to air and humidity, label any aliquots clearly, and dispose of residues and contaminated materials in accordance with the chemical waste procedures applied in your laboratory.\u003c\/p\u003e","brand":"TCI","offers":[{"title":"200mg","offer_id":48086677291226,"sku":"TCI2510D418424701","price":3373000.0,"currency_code":"IDR","in_stock":true},{"title":"1g","offer_id":48086677323994,"sku":"TCI2510D418424702","price":11103000.0,"currency_code":"IDR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0756\/7156\/8602\/files\/TCI2510D4184.jpg?v=1768818041"},{"product_id":"tci2510d427424825","title":"TCI D4274 83834-10-0 3,7-Dibromodibenzo[b,d]thiophene","description":"\u003ch3\u003eDescription\u003c\/h3\u003e\n\u003cp\u003eTCI D4274, with CAS number 83834-10-0, is 3,7-Dibromodibenzo[b,d]thiophene, a fused aromatic compound classified as a building block for polymer and macromolecular semiconductors within materials science. The dibenzothiophene core consists of two benzene rings bridged by a sulfur atom, forming a planar, electron-rich tricyclic system. With two bromine atoms attached symmetrically at the 3- and 7-positions, the compound functions as a difunctional monomer — a construction unit that can be linked repeatedly to form conjugated polymer chains or well-defined oligomers in the laboratory.\u003c\/p\u003e\n\u003cp\u003eThe characteristic that makes this material a preferred choice is the ability of both aromatic bromine groups to act as entry points for palladium-catalysed coupling reactions such as Suzuki–Miyaura, Stille, or Yamamoto coupling. The symmetric 3- and 7-positions ensure that chain growth proceeds in a linear and directed manner, so the resulting polymer structure is easier to predict and to characterise. The dibenzothiophene core itself provides good thermal stability along with attractive electronic properties, because the sulfur atom contributes to electron delocalisation and influences the frontier orbital energy levels.\u003c\/p\u003e\n\u003cp\u003eIn Indonesian laboratories, this compound is typically used in university and institutional research groups working on organic electronic materials, where conjugated polymers and oligomers are synthesised on a laboratory scale. It is normally handled within a synthetic chemistry workflow that includes inert-atmosphere coupling reactions, purification, and subsequent structural and thermal characterisation of the polymer products before they are evaluated as semiconductor materials.\u003c\/p\u003e\n\u003ch3\u003eLaboratory Applications\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eConjugated polymer synthesis: the two symmetric aromatic bromine groups allow repeated linkage of monomer units into extended conjugated chains with predictable, linear growth.\u003c\/li\u003e\n\u003cli\u003eSuzuki–Miyaura coupling: the aryl bromide positions serve as reliable entry points for palladium-catalysed cross-coupling with boronic acid or boronate partners.\u003c\/li\u003e\n\u003cli\u003eStille coupling reactions: both bromine substituents can be coupled with organotin partners, giving an alternative palladium-catalysed route to conjugated macromolecular structures.\u003c\/li\u003e\n\u003cli\u003eYamamoto homocoupling polymerisation: the difunctional dibromide structure is well suited to homocoupling routes that build polymer backbones from a single monomer unit.\u003c\/li\u003e\n\u003cli\u003eDefined oligomer preparation: the symmetric 3,7-substitution pattern supports the construction of well-defined oligomers that are easier to characterise than randomly branched products.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eSpecifications\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eBrand: TCI\u003c\/li\u003e\n\u003cli\u003eCAS number: 83834-10-0\u003c\/li\u003e\n\u003cli\u003eChemical name: 3,7-Dibromodibenzo[b,d]thiophene\u003c\/li\u003e\n\u003cli\u003eCategory: Materials Science \u0026gt; Material Building Blocks \u0026gt; Polymer\/Macromolecule Semiconductor Building Blocks\u003c\/li\u003e\n\u003cli\u003ePack sizes: available in standard laboratory research quantities; please confirm the packaging option when ordering\u003c\/li\u003e\n\u003cli\u003eStorage: keep in the tightly closed original container, protected from light and moisture\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eHandling and Storage\u003c\/h3\u003e\n\u003cp\u003eStore the material in its tightly closed original container in a cool, dry, well-ventilated area, protected from light and moisture and kept away from strong oxidising agents. Amber glass or the supplier's original packaging is suitable, and transfer under an inert atmosphere is advisable when the compound is to be used in moisture-sensitive coupling reactions. Handle the solid in a fume hood, avoid generating dust, and wear a laboratory coat, chemical-resistant gloves, and safety goggles. Keep containers clearly labelled, close them promptly after use, and consult the manufacturer's safety data sheet before handling or disposal.\u003c\/p\u003e","brand":"TCI","offers":[{"title":"200mg","offer_id":48086682337498,"sku":"TCI2510D427424825","price":7450000.0,"currency_code":"IDR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0756\/7156\/8602\/files\/TCI2510D4274.jpg?v=1768818058"},{"product_id":"tci2510d455025174","title":"TCI D4550 673474-73-2 2,7-Dibromo-9,9-bis[3-(dimethylamino)propyl]fluorene","description":"\u003ch3\u003eDescription\u003c\/h3\u003e\n\u003cp\u003e2,7-Dibromo-9,9-bis[3-(dimethylamino)propyl]fluorene is a complex chemical compound widely used in scientific material research. This compound plays a crucial role in the development of new materials with unique properties, particularly in the field of polymer and macromolecule synthesis. It is a key building block for creating advanced materials that find applications in various high-tech industries. Due to its chemical structure and reactivity, it is highly valued in laboratories for its versatility in chemical reactions and synthesis processes.\u003c\/p\u003e\n\u003cp\u003eThe compound's molecular structure features two bromine atoms at positions 2 and 7 on the fluorene ring, which significantly contributes to its reactivity. This structural characteristic allows it to participate in substitution reactions and polymerization processes, making it an ideal candidate for molecular modification and the synthesis of compounds with specific properties. Its high reactivity and structural complexity make it a preferred choice for researchers aiming to develop novel materials with tailored functionalities.\u003c\/p\u003e\n\u003cp\u003eIn Indonesian laboratories, this compound is commonly used by researchers in higher education institutions and research organizations. It is particularly relevant in fields such as information technology, renewable energy, and composite materials. Its availability through AMI Scientific ensures that researchers have access to this essential material for their experimental and developmental work.\u003c\/p\u003e\n\u003ch3\u003eLaboratory Applications\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eOrganic synthesis applications benefit from this compound's reactivity and structural versatility, enabling the creation of advanced polymers and macromolecules.\u003c\/li\u003e\n\u003cli\u003eSemiconductor material development utilizes its unique molecular structure for the fabrication of optoelectronic devices and electronic components.\u003c\/li\u003e\n\u003cli\u003eComposite material research leverages its chemical properties to enhance the performance and stability of new material formulations.\u003c\/li\u003e\n\u003cli\u003eElectrochemical studies benefit from its ability to participate in redox reactions, making it suitable for battery and sensor development.\u003c\/li\u003e\n\u003cli\u003eOptical material research uses its molecular structure to design materials with specific light absorption and emission properties.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eSpecifications\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eBrand: TCI\u003c\/li\u003e\n\u003cli\u003eCAS number: 673474-73-2\u003c\/li\u003e\n\u003cli\u003eCategory: Materials Science \u0026gt; Material Building Blocks \u0026gt; Polymer\/Macromolecule Semiconductor Building Blocks\u003c\/li\u003e\n\u003cli\u003ePack sizes: Available in various quantities as per standard laboratory requirements\u003c\/li\u003e\n\u003cli\u003ePhysical form: Solid\u003c\/li\u003e\n\u003cli\u003eStorage note: Store in a cool, dry place away from light and moisture\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eHandling and Storage\u003c\/h3\u003e\n\u003cp\u003eThis compound should be stored in a cool, dry environment, away from direct light and moisture to maintain its chemical integrity. It is recommended to use airtight containers made of materials that are chemically inert, such as glass or high-density polyethylene, to prevent contamination and degradation. Due to its bromine content, it is important to handle it with care, using appropriate personal protective equipment like gloves and safety goggles. In laboratory settings, it should be kept in a well-ventilated area to minimize exposure to vapors. Proper labeling and storage conditions are essential to ensure safe handling and long-term stability of the compound.\u003c\/p\u003e","brand":"TCI","offers":[{"title":"200mg","offer_id":48086696919258,"sku":"TCI2510D455025174","price":2784000.0,"currency_code":"IDR","in_stock":true},{"title":"1g","offer_id":48086696952026,"sku":"TCI2510D455025175","price":9613000.0,"currency_code":"IDR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0756\/7156\/8602\/files\/TCI2510D4550.jpg?v=1769142006"},{"product_id":"tci2510d457225201","title":"TCI D4572 158956-23-1 2,5-Dibromo-3-decylthiophene","description":"\u003ch3\u003eDescription\u003c\/h3\u003e\n\u003cp\u003e2,5-Dibromo-3-decylthiophene is a chemical compound widely used as a foundational material in scientific research, particularly in the development of polymers and semiconductors. This compound plays a crucial role in laboratories where researchers aim to create advanced materials with specific electronic properties. Its molecular structure allows for chemical modifications that enable the synthesis of materials tailored for various applications. Due to its versatility and stability, it is a key component in the exploration of new materials in both academic and industrial settings.\u003c\/p\u003e\n\u003cp\u003eThe compound is preferred for its stable chemical structure and controlled reactivity, which make it suitable for a wide range of chemical reactions. Its ability to undergo substitution and functional group modifications allows scientists to tailor its properties for specific applications. This adaptability makes it a valuable resource in the field of organic chemistry, where precise molecular design is essential. The compound's predictable behavior under different reaction conditions ensures reliable results in experimental settings.\u003c\/p\u003e\n\u003cp\u003eIn Indonesian laboratories, 2,5-Dibromo-3-decylthiophene is commonly used in material science research focused on the development of conductive and semiconductive materials. Researchers in universities and research institutions rely on this compound to advance their studies in electrochemistry and optoelectronics. Its application supports the creation of innovative technologies, contributing to the growth of scientific knowledge in the region.\u003c\/p\u003e\n\u003ch3\u003eLaboratory Applications\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eUsed in polymer synthesis for creating semiconductive materials due to its functional group versatility and molecular structure.\u003c\/li\u003e\n\u003cli\u003eApplied in semiconductor research for developing electronic components with tailored conductivity properties.\u003c\/li\u003e\n\u003cli\u003eUtilized in organic chemistry experiments for modifying molecular structures to achieve desired electronic characteristics.\u003c\/li\u003e\n\u003cli\u003eEmployed in electrochemical studies to investigate material behavior under various electrical conditions.\u003c\/li\u003e\n\u003cli\u003eIntegrated into optoelectronic device development for designing materials with specific light-responsive properties.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eSpecifications\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eBrand: TCI\u003c\/li\u003e\n\u003cli\u003eCAS number: 158956-23-1\u003c\/li\u003e\n\u003cli\u003eCategory: Materials Science \u0026gt; Material Building Blocks \u0026gt; Polymer\/Macromolecule Semiconductor Building Blocks\u003c\/li\u003e\n\u003cli\u003ePack sizes: Available in standard laboratory quantities as per supplier specifications\u003c\/li\u003e\n\u003cli\u003ePhysical form: Solid, crystalline or amorphous depending on purity and storage conditions\u003c\/li\u003e\n\u003cli\u003eStorage note: Store in a cool, dry place away from light and moisture\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eHandling and Storage\u003c\/h3\u003e\n\u003cp\u003eThis compound should be stored in a cool, dry environment, away from direct sunlight and sources of heat. It is recommended to use airtight containers to prevent exposure to moisture and air, which can affect its chemical stability. Due to its potential reactivity, it should be handled in a well-ventilated laboratory setting, ideally with appropriate personal protective equipment. Avoid contact with incompatible substances such as strong oxidizers or acids. Regular monitoring of storage conditions is advised to ensure the material remains in optimal condition for use in research applications.\u003c\/p\u003e","brand":"TCI","offers":[{"title":"5g","offer_id":48086697771226,"sku":"TCI2510D457225201","price":1941000.0,"currency_code":"IDR","in_stock":true},{"title":"25g","offer_id":48086697803994,"sku":"TCI2510D457225202","price":6437000.0,"currency_code":"IDR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0756\/7156\/8602\/files\/TCI2510D4572.jpg?v=1768818142"},{"product_id":"tci2510d458225213","title":"TCI D4582 7311-70-8 2,5-Dibromothiophene-3-carboxylic Acid","description":"\u003ch3\u003eDescription\u003c\/h3\u003e\n\u003cp\u003e2,5-Dibromothiophene-3-carboxylic Acid is a chemical compound widely used in scientific research, particularly in the fields of materials science and organic chemistry. This compound plays a crucial role in the synthesis of complex molecules, especially in the development of semiconductor materials and polymers. Its unique structure provides a versatile platform for chemical modifications, enabling the creation of compounds with specific properties such as conductivity or light responsiveness.\u003c\/p\u003e\n\u003cp\u003eThe compound's high reactivity, attributed to the presence of two bromo groups and one carboxylic acid group, makes it a preferred choice for researchers. These functional groups allow for various chemical reactions and interactions with other molecules, enhancing its utility in synthetic processes. Its ability to participate in diverse chemical transformations makes it an essential component in the creation of heterocyclic compounds and advanced materials.\u003c\/p\u003e\n\u003cp\u003eIn Indonesian laboratories, 2,5-Dibromothiophene-3-carboxylic Acid is commonly used in research related to semiconductor materials, conductive polymers, and sulfur-based chemical compounds. Researchers from educational institutions and research organizations frequently utilize this compound for experiments requiring complex structures and high reactivity. Its versatility supports a wide range of applications in both academic and industrial research settings.\u003c\/p\u003e\n\u003ch3\u003eLaboratory Applications\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eSemiconductor material development due to its structural versatility and reactivity in creating conductive polymers.\u003c\/li\u003e\n\u003cli\u003eOrganic synthesis of heterocyclic compounds because of its functional groups that enable diverse chemical modifications.\u003c\/li\u003e\n\u003cli\u003eConductive polymer research as it supports the formation of materials with specific electrical properties.\u003c\/li\u003e\n\u003cli\u003eSulfur-based chemical synthesis due to its thiophene core, which is fundamental in sulfur-containing compound development.\u003c\/li\u003e\n\u003cli\u003eAdvanced material innovation for applications in technology and environmental science, leveraging its chemical adaptability.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eSpecifications\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eBrand: TCI\u003c\/li\u003e\n\u003cli\u003eCAS number: 7311-70-8\u003c\/li\u003e\n\u003cli\u003eCategory: Materials Science \u0026gt; Material Building Blocks \u0026gt; Polymer\/Macromolecule Semiconductor Building Blocks\u003c\/li\u003e\n\u003cli\u003ePack sizes: As available from supplier\u003c\/li\u003e\n\u003cli\u003ePhysical form: Solid\u003c\/li\u003e\n\u003cli\u003eStorage note: Store in a cool, dry place away from light and moisture\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eHandling and Storage\u003c\/h3\u003e\n\u003cp\u003eThis compound should be stored in a cool, dry place, away from light and moisture to maintain its chemical integrity. It is recommended to use airtight containers to prevent exposure to air and humidity. Due to its reactivity, it should be handled with care, using appropriate personal protective equipment such as gloves and safety goggles. Avoid direct contact with skin and eyes, and ensure proper ventilation in the workspace. Keep the material away from incompatible substances to prevent unwanted reactions. Regular monitoring of storage conditions is advised to ensure long-term stability and safety in laboratory environments.\u003c\/p\u003e","brand":"TCI","offers":[{"title":"1g","offer_id":48086698197210,"sku":"TCI2510D458225213","price":2082000.0,"currency_code":"IDR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0756\/7156\/8602\/files\/TCI2510D4582.jpg?v=1768818144"},{"product_id":"tci2510d459225223","title":"TCI D4592 1336893-15-2 2,6-Dibromo-4,8-bis[(2-butyl-n-octyl)oxy]benzo[1,2-b:4,5-b']dithiophene","description":"\u003ch3\u003eDescription\u003c\/h3\u003e\n\u003cp\u003e2,6-Dibromo-4,8-bis[(2-butyl-n-octyl)oxy]benzo[1,2-b:4,5-b']dithiophene is a complex chemical compound widely used in material science, particularly in the development of organic semiconductor materials. This compound plays a crucial role in the synthesis of advanced materials, serving as a building block for creating functional semiconductors. Its unique molecular structure enables it to be a key component in the fabrication of optoelectronic devices. In laboratory settings, it is essential for researchers working on next-generation technologies, providing a foundation for innovation in the field of organic electronics.\u003c\/p\u003e\n\u003cp\u003eThe compound is favored for its chemical stability and controlled reactivity, making it suitable for high-precision synthesis processes. Its dithiophene structure contributes to excellent thermal and electronic stability, which is vital for maintaining performance in semiconductor applications. These properties make it a preferred choice for researchers aiming to develop materials with specific electrical and optical characteristics. The compound's reliability and consistency ensure reproducibility in experimental results, supporting scientific progress in material science.\u003c\/p\u003e\n\u003cp\u003eIn Indonesian laboratories, this compound is commonly used in material research, especially in the development of new materials with applications in modern technology. Researchers at universities and research institutions frequently utilize it for experiments related to organic optoelectronics. Its role in advancing scientific understanding and technological innovation makes it a valuable resource for academic and industrial research in Indonesia.\u003c\/p\u003e\n\u003ch3\u003eLaboratory Applications\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eOrganic semiconductor synthesis: This compound serves as a key building block for creating organic semiconductors used in optoelectronic devices.\u003c\/li\u003e\n\u003cli\u003eOrganic light-emitting diodes (OLEDs) development: Its molecular structure supports the creation of efficient and stable OLED materials.\u003c\/li\u003e\n\u003cli\u003eSolar cell material research: It is used in the development of organic photovoltaic materials that convert light into electricity.\u003c\/li\u003e\n\u003cli\u003eThin-film transistor fabrication: The compound contributes to the production of flexible and high-performance thin-film transistors.\u003c\/li\u003e\n\u003cli\u003eAdvanced material characterization: It is employed in studies that analyze the electrical and optical properties of new semiconductor materials.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eSpecifications\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eBrand: TCI\u003c\/li\u003e\n\u003cli\u003eCAS number: 1336893-15-2\u003c\/li\u003e\n\u003cli\u003eCategory: Materials Science \u0026gt; Material Building Blocks \u0026gt; Polymer\/Macromolecule Semiconductor Building Blocks\u003c\/li\u003e\n\u003cli\u003ePack sizes: As per supplier specifications\u003c\/li\u003e\n\u003cli\u003ePhysical form: Solid (as per standard chemical properties)\u003c\/li\u003e\n\u003cli\u003eStorage note: Store in a cool, dry place away from light and moisture\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eHandling and Storage\u003c\/h3\u003e\n\u003cp\u003eThis compound should be stored in a cool, dry environment, away from direct light and moisture to maintain its chemical stability. It is recommended to use airtight containers to prevent exposure to air and contaminants. Due to its chemical nature, it should be handled with appropriate personal protective equipment, such as gloves and safety goggles, to ensure laboratory safety. Avoid contact with incompatible substances to prevent unintended reactions. Proper labeling and storage conditions are essential to maintain the integrity of the material during research applications. Always follow standard laboratory safety protocols when working with this compound to minimize risks and ensure safe handling.\u003c\/p\u003e","brand":"TCI","offers":[{"title":"200mg","offer_id":48086698590426,"sku":"TCI2510D459225223","price":4891000.0,"currency_code":"IDR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0756\/7156\/8602\/files\/TCI2510D4592.jpg?v=1768818149"},{"product_id":"tci2510d462125265","title":"TCI D4621 1294515-75-5 2,6-Dibromo-4,8-bis(n-octyloxy)benzo[1,2-b:4,5-b']dithiophene","description":"\u003ch3\u003eDescription\u003c\/h3\u003e\n\u003cp\u003e2,6-Dibromo-4,8-bis(n-octyloxy)benzo[1,2-b:4,5-b']dithiophene is a complex chemical compound widely used in semiconductor material research. This compound plays a crucial role in the development of organic semiconductors and macromolecular materials, particularly in the field of polymer science. It is a key building block for creating advanced materials with specific electronic properties, making it indispensable in modern laboratory settings. Its unique molecular structure contributes to its versatility in various synthetic applications.\u003c\/p\u003e\n\u003cp\u003eThe compound is valued for its excellent solubility in organic solvents and its stable chemical properties. These characteristics make it ideal for use in synthetic processes that require consistent performance under different experimental conditions. Its dithiophene core provides enhanced conductivity, which is essential for applications in optoelectronics and photovoltaic technologies. Additionally, its chemical stability ensures that it maintains its integrity during prolonged storage and use, reducing the risk of degradation in laboratory experiments.\u003c\/p\u003e\n\u003cp\u003eIn Indonesian laboratories, this compound is commonly used by researchers in higher education institutions and research centers. It supports the development of new technologies in the fields of materials science and renewable energy. Its role in organic solar cell research is particularly significant, helping to improve the efficiency and sustainability of energy solutions. The compound is a vital component in the pursuit of innovative and environmentally friendly materials.\u003c\/p\u003e\n\u003ch3\u003eLaboratory Applications\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eOrganic solar cell development, as it provides the necessary electronic properties for efficient light absorption and charge transport.\u003c\/li\u003e\n\u003cli\u003ePolymer semiconductor synthesis, due to its structural versatility and compatibility with various synthetic methods.\u003c\/li\u003e\n\u003cli\u003eElectrooptical material research, where its conductivity and solubility are critical for device fabrication.\u003c\/li\u003e\n\u003cli\u003eAdvanced material characterization studies, as it serves as a model compound for understanding molecular behavior in different environments.\u003c\/li\u003e\n\u003cli\u003eRenewable energy technology innovation, supporting the creation of sustainable and high-performance energy solutions.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eSpecifications\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eBrand: TCI\u003c\/li\u003e\n\u003cli\u003eCAS number: 1294515-75-5\u003c\/li\u003e\n\u003cli\u003eCategory: Materials Science \u0026gt; Material Building Blocks \u0026gt; Polymer\/Macromolecule Semiconductor Building Blocks\u003c\/li\u003e\n\u003cli\u003ePack sizes: Available in standard laboratory quantities as per supplier guidelines\u003c\/li\u003e\n\u003cli\u003ePhysical form: Solid powder\u003c\/li\u003e\n\u003cli\u003eStorage note: Store in a cool, dry place away from light and moisture\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eHandling and Storage\u003c\/h3\u003e\n\u003cp\u003eThis compound should be stored in a cool, dry environment, away from direct sunlight and moisture to maintain its chemical stability. It is recommended to use airtight containers made of glass or high-density polyethylene to prevent contamination and degradation. Due to its organic nature, it should be handled in a well-ventilated area, and appropriate personal protective equipment such as gloves and safety goggles should be worn. Avoid exposure to incompatible substances, and ensure that storage areas are secure to prevent accidental spills or contamination. Regular monitoring of storage conditions is advised to ensure the material remains suitable for use in laboratory applications.\u003c\/p\u003e","brand":"TCI","offers":[{"title":"200mg","offer_id":48086699933914,"sku":"TCI2510D462125265","price":3570000.0,"currency_code":"IDR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0756\/7156\/8602\/files\/TCI2510D4621.jpg?v=1768818160"},{"product_id":"tci2510d467125336","title":"TCI D4671 380600-91-9 9,9-Di-n-octylfluorene-2,7-dicarboxaldehyde","description":"\u003ch3\u003eDescription\u003c\/h3\u003e\n\u003cp\u003e9,9-Di-n-octylfluorene-2,7-dicarboxaldehyde is a chemical compound widely used in scientific research, particularly in the field of materials science and technology. This compound serves as a building block in the synthesis of polymers and macromolecules, playing a crucial role in the development of advanced materials. Its unique molecular structure enables it to be a key component in the creation of semiconductor materials and optical compounds. In laboratory settings, it is a valuable resource for researchers aiming to explore new material properties and functionalities.\u003c\/p\u003e\n\u003cp\u003eThe compound is prized for its chemical stability and controlled reactivity, making it ideal for precise chemical reactions. Its fluorene-based structure provides distinct optical properties, such as the ability to absorb specific wavelengths of light. These characteristics make it a preferred choice for applications requiring high-performance materials. The compound’s versatility allows it to be used across various research domains, including optoelectronics and nanotechnology.\u003c\/p\u003e\n\u003cp\u003eIn Indonesian laboratories, this compound is commonly used by researchers in educational institutions and research organizations. It is a key material in the development of new materials, especially in semiconductor and optical technology research. Due to its high-quality and reliable performance, it is frequently selected as a primary component in advanced material synthesis projects.\u003c\/p\u003e\n\u003ch3\u003eLaboratory Applications\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eSemiconductor material synthesis due to its optical and electronic properties, enabling the creation of advanced optoelectronic devices.\u003c\/li\u003e\n\u003cli\u003ePolymer and macromolecule development as a building block for creating high-performance materials with tailored properties.\u003c\/li\u003e\n\u003cli\u003eOptical material research because of its ability to absorb specific wavelengths of light, useful in photonic applications.\u003c\/li\u003e\n\u003cli\u003eNanotechnology applications where precise molecular structures are required for the fabrication of nanoscale components.\u003c\/li\u003e\n\u003cli\u003eMaterial characterization studies to investigate the chemical and physical behavior of complex compounds under various conditions.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eSpecifications\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eBrand: TCI\u003c\/li\u003e\n\u003cli\u003eCAS number: 380600-91-9\u003c\/li\u003e\n\u003cli\u003eCategory: Materials Science \u0026gt; Material Building Blocks \u0026gt; Polymer\/Macromolecule Semiconductor Building Blocks\u003c\/li\u003e\n\u003cli\u003ePack sizes: Available in standard laboratory quantities as per supplier specifications\u003c\/li\u003e\n\u003cli\u003ePhysical form: Solid, crystalline appearance\u003c\/li\u003e\n\u003cli\u003eStorage note: Store in a cool, dry place away from direct sunlight and moisture\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eHandling and Storage\u003c\/h3\u003e\n\u003cp\u003eThis compound should be stored in a cool, dry environment to maintain its chemical stability. It is recommended to use airtight containers to prevent exposure to moisture and air, which could affect its properties. Due to its potential reactivity, it should be handled in a well-ventilated area, and appropriate personal protective equipment should be worn. Avoid contact with incompatible materials to ensure safety. Regular monitoring of storage conditions is essential to maintain the integrity of the compound. Proper labeling and secure storage are necessary to prevent accidental exposure and ensure safe laboratory practices.\u003c\/p\u003e","brand":"TCI","offers":[{"title":"1g","offer_id":48086702325978,"sku":"TCI2510D467125336","price":6746000.0,"currency_code":"IDR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0756\/7156\/8602\/files\/TCI2510D4671.jpg?v=1768818175"},{"product_id":"tci2510d471925399","title":"TCI D4719 851042-10-9 2,7-Diamino-9,9-di-n-octylfluorene","description":"\u003ch3\u003eDescription\u003c\/h3\u003e\n\u003cp\u003eTCI D4719 2,7-Diamino-9,9-di-n-octylfluorene is a fluorene-based monomer carrying two amino groups at the 2 and 7 positions and two n-octyl chains at the 9 position. The compound is classified as a polymer and macromolecule semiconductor building block, meaning it serves as a starting material for constructing organic materials that transport charge or emit light. The fluorene core is one of the most important units in organic electronics because its structure is flat, conjugated, and possesses an energy gap suitable for light emission, which is why it is widely used in research on devices based on organic materials.\u003c\/p\u003e\n\u003cp\u003eThe properties that make this monomer a preferred choice lie in the combination of its three structural elements. The two octyl chains at the 9 position substantially increase solubility in common organic solvents, so the polymerised material can be processed by solution methods such as spin coating or printing — a major advantage over inorganic materials. The two amino groups at the 2 and 7 positions are electron-rich and act as versatile reaction sites: they can be polymerised through metal-catalysed amine coupling, converted into amides or imines, or used as electron-donor units within a larger conjugated system.\u003c\/p\u003e\n\u003cp\u003eIn Indonesian laboratories, this building block is typically handled in university and institutional research groups working on organic electronics, conjugated polymer synthesis, and functional materials chemistry. It is normally used at small synthetic scale on a Schlenk line or in a glovebox, followed by purification and characterisation before the resulting polymer or oligomer is deposited as a thin film. Its solution processability suits laboratories that rely on spin coating and bench-top film fabrication rather than large vacuum deposition facilities.\u003c\/p\u003e\n\u003ch3\u003eLaboratory Applications\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eConjugated polymer synthesis — the two amino end groups at the 2 and 7 positions provide symmetric, reactive sites for step-growth polymerisation into fluorene-containing backbones.\u003c\/li\u003e\n\u003cli\u003eOrganic light-emitting device research — the flat, conjugated fluorene core has an energy gap suitable for light emission, making it a standard unit for emissive layer materials.\u003c\/li\u003e\n\u003cli\u003eSolution-processed thin film fabrication — the two n-octyl chains raise solubility in common organic solvents, allowing spin coating or printing of the resulting materials.\u003c\/li\u003e\n\u003cli\u003eDonor–acceptor material design — the electron-rich amino groups let this unit serve as an electron-donor segment when combined with acceptor units in a conjugated system.\u003c\/li\u003e\n\u003cli\u003eAmine derivatisation chemistry — the amino groups can be converted into amides or imines, giving researchers a flexible route to new fluorene derivatives and functional monomers.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eSpecifications\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eBrand: TCI (Tokyo Chemical Industry)\u003c\/li\u003e\n\u003cli\u003eCAS number: 851042-10-9\u003c\/li\u003e\n\u003cli\u003eCategory: Materials Science \u0026gt; Material Building Blocks \u0026gt; Polymer\/Macromolecule Semiconductor Building Blocks\u003c\/li\u003e\n\u003cli\u003eChemical name: 2,7-Diamino-9,9-di-n-octylfluorene\u003c\/li\u003e\n\u003cli\u003ePack sizes: supplied in standard TCI research-scale packaging; please confirm the available pack size when ordering\u003c\/li\u003e\n\u003cli\u003eStorage: keep in a tightly closed original container, protected from light and air\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eHandling and Storage\u003c\/h3\u003e\n\u003cp\u003eStore the material in its tightly closed original container in a cool, dry, well-ventilated place, protected from light and away from oxidising agents. Aromatic amines are prone to darkening on exposure to air and light, so containers should be resealed promptly and, where the intended synthesis is moisture- or oxygen-sensitive, kept under inert gas or inside a desiccator or glovebox. Amber glass or the supplied container is preferred over open transfers. Handle in a fume hood using gloves, safety glasses, and a laboratory coat, avoid dust formation and skin contact, and consult the manufacturer's safety data sheet before use and for waste disposal.\u003c\/p\u003e","brand":"TCI","offers":[{"title":"200mg","offer_id":48086704980186,"sku":"TCI2510D471925399","price":3768000.0,"currency_code":"IDR","in_stock":true},{"title":"1g","offer_id":48086705012954,"sku":"TCI2510D471925400","price":12900000.0,"currency_code":"IDR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0756\/7156\/8602\/files\/TCI2510D4719.jpg?v=1768818186"},{"product_id":"tci2510d474625432","title":"TCI D4746 225518-49-0 2,5-Dichloro-3,4-ethylenedioxythiophene","description":"\u003ch3\u003eDescription\u003c\/h3\u003e\n\u003cp\u003eTCI D4746 2,5-Dichloro-3,4-ethylenedioxythiophene is a derivative of EDOT (3,4-ethylenedioxythiophene) in which both alpha positions of the thiophene ring have been substituted with chlorine atoms. In the laboratory, this compound serves as a building block for assembling conjugated oligomers and polymers that form the backbone of organic semiconductors. The ethylenedioxy bridge at the 3- and 4-positions locks the ring conformation while contributing electron density, whereas the two chlorine atoms at the 2- and 5-positions provide clearly defined reactive sites for coupling steps and further transformations. This dual role is what places it among the key reagents on the shelves of organic electronic materials research groups.\u003c\/p\u003e\n\u003cp\u003eThe characteristics that make this material a preferred choice lie in the combination of its electronic behaviour and the controllability of its reactions. The EDOT unit is well known as a strong electron donor capable of lowering the band gap of conjugated materials and improving the stability of their doped states, while the dichloride substitution delivers clear regioselectivity so that researchers do not have to guess where the reaction will occur. The relatively rigid bicyclic structure also helps polymer chains organise themselves more consistently, which supports reproducible work when a synthetic route has to be repeated across several batches.\u003c\/p\u003e\n\u003cp\u003eIn Indonesian laboratories, this compound is typically found in university and institutional research groups working on organic electronic materials, conductive polymers, and conjugated macromolecule synthesis. It is generally used at bench scale for exploratory synthesis, method development, and the preparation of monomer or oligomer intermediates that are later characterised and processed further. Because it is a specialty building block rather than a bulk reagent, it is usually ordered in small quantities matched to a defined experimental programme and stored with other sensitive synthetic reagents.\u003c\/p\u003e\n\u003ch3\u003eLaboratory Applications\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eConjugated polymer synthesis: the two alpha-chlorine substituents act as defined leaving positions for polymerisation chemistry, allowing controlled chain growth toward organic semiconductor backbones.\u003c\/li\u003e\n\u003cli\u003eCross-coupling reactions: the dichloride functionality provides unambiguous reaction sites, so researchers can build oligomers step by step without competing substitution at unintended ring positions.\u003c\/li\u003e\n\u003cli\u003eOrganic semiconductor material development: the strong electron-donating EDOT unit lowers the band gap of the resulting conjugated systems, making it useful for tuning electronic properties.\u003c\/li\u003e\n\u003cli\u003eConductive polymer research: the ethylenedioxy bridge improves the stability of the doped state, which supports studies of charge transport and doping behaviour in polymer films.\u003c\/li\u003e\n\u003cli\u003eStructure-property studies of macromolecules: the rigid bicyclic framework promotes consistent chain organisation, helping researchers correlate molecular architecture with measured material performance.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eSpecifications\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eBrand: TCI\u003c\/li\u003e\n\u003cli\u003eCAS number: 225518-49-0\u003c\/li\u003e\n\u003cli\u003eChemical name: 2,5-Dichloro-3,4-ethylenedioxythiophene\u003c\/li\u003e\n\u003cli\u003eProduct code: D4746\u003c\/li\u003e\n\u003cli\u003eCategory: Materials Science \u0026gt; Material Building Blocks \u0026gt; Polymer\/Macromolecule Semiconductor Building Blocks\u003c\/li\u003e\n\u003cli\u003ePack sizes: available in standard TCI research pack sizes; please confirm the currently offered pack size when ordering\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eHandling and Storage\u003c\/h3\u003e\n\u003cp\u003eStore the container tightly closed in a cool, dry, well-ventilated place, away from direct sunlight, heat sources, and incompatible materials, and follow the storage conditions stated on the manufacturer's label and safety data sheet for this product. Keep the material in its original supplier container, or in a chemically compatible sealed glass container that is clearly labelled with the product name and CAS number. Handle inside a fume hood using nitrile gloves, safety goggles, and a laboratory coat, and avoid inhalation of dust or vapour and contact with skin and eyes. Return the container to controlled storage promptly after weighing, and dispose of residues and contaminated consumables as chemical waste in accordance with institutional procedures.\u003c\/p\u003e","brand":"TCI","offers":[{"title":"1g","offer_id":48086706225370,"sku":"TCI2510D474625432","price":1490000.0,"currency_code":"IDR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0756\/7156\/8602\/files\/TCI2510D4746.jpg?v=1768818197"},{"product_id":"tci2510d479925505","title":"TCI D4799 1160106-14-8 2,6-Dibromo-4,4-di-n-octyldithieno[3,2-b:2',3'-d]silole","description":"\u003ch3\u003eDescription\u003c\/h3\u003e\n\u003cp\u003e2,6-Dibromo-4,4-di-n-octyldithieno[3,2-b:2',3'-d]silole is a complex chemical compound widely used in materials science research. This material plays a crucial role in the development of advanced polymer and macromolecule-based semiconductor materials. Its unique molecular structure enables it to be a key component in the synthesis of novel materials with tailored electrical and optical properties. In the laboratory, it serves as a foundational building block for creating innovative materials that can be applied in various high-tech fields. Researchers rely on this compound to explore new possibilities in semiconductor technology and optoelectronic devices.\u003c\/p\u003e\n\u003cp\u003eThe compound is valued for its chemical stability and reactivity in complex chemical reactions. Its non-reactive nature under normal conditions makes it safe to handle in laboratory settings, reducing the risk of unwanted side reactions. The dithienosilole structure allows for flexible chemical modifications, enabling researchers to fine-tune the material's properties for specific applications. This adaptability makes it a preferred choice for those working on advanced material synthesis projects. Its reliability and consistency are essential for achieving reproducible results in scientific experiments.\u003c\/p\u003e\n\u003cp\u003eIn Indonesian laboratories, this compound is particularly relevant for materials science research, especially in academic institutions and research centers. It is commonly used in projects focused on semiconductor development and optoelectronic applications. Its availability through reliable suppliers like AMI Scientific ensures that researchers have access to high-quality materials for their experiments. This compound supports the advancement of scientific knowledge and technological innovation in the region.\u003c\/p\u003e\n\u003ch3\u003eLaboratory Applications\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003ePolymer and macromolecule synthesis where tailored electrical and optical properties are required.\u003c\/li\u003e\n\u003cli\u003eSemiconductor material development for use in advanced electronic and optoelectronic devices.\u003c\/li\u003e\n\u003cli\u003eResearch into conductive and optoelectronic materials for next-generation technologies.\u003c\/li\u003e\n\u003cli\u003eChemical modification studies to create materials with specific functional properties.\u003c\/li\u003e\n\u003cli\u003eMaterial characterization experiments to analyze structural and performance properties.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eSpecifications\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eBrand: TCI\u003c\/li\u003e\n\u003cli\u003eCAS number: 1160106-14-8\u003c\/li\u003e\n\u003cli\u003eCategory: Materials Science \u0026gt; Material Building Blocks \u0026gt; Polymer\/Macromolecule Semiconductor Building Blocks\u003c\/li\u003e\n\u003cli\u003ePack sizes: As per supplier specifications\u003c\/li\u003e\n\u003cli\u003ePhysical form: Solid (as per standard chemical properties)\u003c\/li\u003e\n\u003cli\u003eStorage note: Store in a cool, dry place away from direct sunlight\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eHandling and Storage\u003c\/h3\u003e\n\u003cp\u003eThis compound should be stored in a cool, dry environment to maintain its chemical stability. It is recommended to keep it in a sealed container to prevent moisture absorption and contamination. Due to its non-reactive nature, it does not require special handling under normal laboratory conditions. However, it is advisable to use appropriate personal protective equipment when handling it to ensure safety. The container should be labeled clearly to avoid confusion with other chemicals. Proper storage conditions help preserve the material's integrity and ensure its effectiveness in research applications.\u003c\/p\u003e","brand":"TCI","offers":[{"title":"100mg","offer_id":48086708977882,"sku":"TCI2510D479925505","price":6971000.0,"currency_code":"IDR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0756\/7156\/8602\/files\/TCI2510D4799.jpg?v=1769142045"},{"product_id":"tci2510d524026102","title":"TCI D5240 24769-39-9 2-Decylthiophene","description":"\u003ch3\u003eDescription\u003c\/h3\u003e\n\u003cp\u003e2-Decylthiophene (TCI D5240), with CAS number 24769-39-9, is a versatile organic compound widely used in laboratory settings for synthetic chemistry applications. As a heterocyclic building block, it plays a crucial role in the development of complex molecular structures. This compound is particularly valuable for its ability to participate in various chemical reactions, including substitution, addition, and functional group modifications. Its stability and reactivity make it a reliable choice for researchers aiming to synthesize thiophenes and their derivatives.\u003c\/p\u003e\n\u003cp\u003eThe compound’s reactivity and stability are key factors that make it a preferred choice in synthetic chemistry. It exhibits good solubility in organic solvents such as ethyl acetate and acetone, which facilitates its use in both solution-based and solid-phase reactions. Its predictable behavior under different reaction conditions allows for precise control over the synthesis process, making it an essential tool in organic laboratories. The compound’s molecular structure also supports a wide range of chemical transformations, enhancing its utility in diverse research applications.\u003c\/p\u003e\n\u003cp\u003eIn Indonesian laboratories, 2-Decylthiophene is commonly used in organic chemistry research, especially in the synthesis of heterocyclic compounds. It is a key reagent in the development of new chemical materials and pharmaceutical intermediates. Due to its reactivity and solubility, it is frequently employed in both academic and industrial research settings, contributing to the advancement of chemical synthesis techniques in the region.\u003c\/p\u003e\n\u003ch3\u003eLaboratory Applications\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eOrganic synthesis of heterocyclic compounds due to its reactivity and structural versatility.\u003c\/li\u003e\n\u003cli\u003eDevelopment of pharmaceutical intermediates through functional group modifications.\u003c\/li\u003e\n\u003cli\u003ePreparation of thiophenes and their derivatives in synthetic chemistry experiments.\u003c\/li\u003e\n\u003cli\u003eUse in reaction optimization studies requiring stable and predictable chemical behavior.\u003c\/li\u003e\n\u003cli\u003eSupport for research in new material development through controlled chemical transformations.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eSpecifications\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eBrand: TCI\u003c\/li\u003e\n\u003cli\u003eCAS number: 24769-39-9\u003c\/li\u003e\n\u003cli\u003eCategory: Chemistry \u0026gt; Building Blocks \u0026gt; Heterocyclic Building Blocks\u003c\/li\u003e\n\u003cli\u003ePack sizes: Not specified in the provided data\u003c\/li\u003e\n\u003cli\u003ePhysical form: Not specified in the provided data\u003c\/li\u003e\n\u003cli\u003eStorage note: Store in a cool, dry place away from light and moisture\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eHandling and Storage\u003c\/h3\u003e\n\u003cp\u003e2-Decylthiophene should be stored in a cool, dry environment, away from direct light and moisture to maintain its chemical stability. It is recommended to use airtight containers made of materials such as glass or high-density polyethylene to prevent contamination and evaporation. Due to its reactivity, it should be handled in a well-ventilated area, ideally with appropriate personal protective equipment. Avoid exposure to strong oxidizing agents or incompatible substances. Always follow standard laboratory safety protocols to ensure safe handling and storage. Regular monitoring of storage conditions is advised to maintain the integrity of the compound.\u003c\/p\u003e","brand":"TCI","offers":[{"title":"1mL","offer_id":48086750789850,"sku":"TCI2510D524026102","price":1631000.0,"currency_code":"IDR","in_stock":true},{"title":"5mL","offer_id":48086750822618,"sku":"TCI2510D524026103","price":5256000.0,"currency_code":"IDR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0756\/7156\/8602\/files\/TCI2510D5240.jpg?v=1767108541"},{"product_id":"tci2510d524126104","title":"TCI D5241 160096-74-2 2,5-Dibromo-3-tetradecylthiophene","description":"\u003ch3\u003eDescription\u003c\/h3\u003e\n\u003cp\u003e2,5-Dibromo-3-tetradecylthiophene is a chemical compound widely utilized in scientific research, particularly in the development of organic semiconductor materials. This compound serves as a fundamental building block in the synthesis of conductive polymers and semiconductors with unique electronic properties. Its molecular structure combines a thiophene ring with a long hydrocarbon chain, enabling it to participate in complex chemical reactions that lead to the formation of advanced materials. In the laboratory, it is a key component in the creation of innovative materials that are essential for modern electronic and optoelectronic applications.\u003c\/p\u003e\n\u003cp\u003eThe compound is valued for its chemical stability under controlled conditions, which allows for consistent results in experimental processes. Its sensitivity to moisture and light, however, necessitates careful handling and storage to maintain its integrity. The ability to form well-defined crystalline structures makes it ideal for applications requiring precise control over material synthesis. These characteristics make it a preferred choice for researchers working on advanced material development and electronic device fabrication.\u003c\/p\u003e\n\u003cp\u003eIn Indonesian laboratories, 2,5-Dibromo-3-tetradecylthiophene is commonly used in material science and semiconductor technology research. It is a critical reagent for institutions and universities engaged in the development of organic photovoltaic cells and flexible electronic devices. Its role in these studies underscores its importance in advancing technological innovation within the scientific community.\u003c\/p\u003e\n\u003ch3\u003eLaboratory Applications\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eOrganic semiconductor synthesis: This compound is ideal for creating organic semiconductors due to its molecular structure that facilitates charge transport properties.\u003c\/li\u003e\n\u003cli\u003eConductive polymer development: Its long hydrocarbon chain contributes to the formation of conductive polymers with enhanced electrical conductivity.\u003c\/li\u003e\n\u003cli\u003eFlexible electronics research: The compound supports the development of flexible electronic devices by enabling the synthesis of materials with mechanical flexibility.\u003c\/li\u003e\n\u003cli\u003eOrganic photovoltaic cell fabrication: It is used in the production of organic solar cells due to its ability to form stable and efficient semiconductor layers.\u003c\/li\u003e\n\u003cli\u003eMaterial characterization studies: Its crystalline structure allows for detailed analysis in material science experiments, aiding in the understanding of material properties.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eSpecifications\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eBrand: TCI\u003c\/li\u003e\n\u003cli\u003eCAS number: 160096-74-2\u003c\/li\u003e\n\u003cli\u003eCategory: Materials Science \u0026gt; Material Building Blocks \u0026gt; Polymer\/Macromolecule Semiconductor Building Blocks\u003c\/li\u003e\n\u003cli\u003ePack sizes: Available in various quantities as per standard laboratory supply\u003c\/li\u003e\n\u003cli\u003ePhysical form: Solid\u003c\/li\u003e\n\u003cli\u003eStorage note: Store in a cool, dry place away from light and moisture\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eHandling and Storage\u003c\/h3\u003e\n\u003cp\u003eThis compound should be stored in a cool, dry environment, away from direct light and moisture to maintain its chemical stability. It is recommended to use sealed containers made of materials that are chemically inert, such as glass or high-density polyethylene, to prevent contamination and degradation. Due to its sensitivity to environmental factors, it is important to handle it with care during preparation and use. Always ensure proper ventilation in the laboratory when working with this compound. Regular monitoring of storage conditions is advised to ensure the material remains suitable for research applications. Laboratory personnel should wear appropriate personal protective equipment, including gloves and safety goggles, to minimize exposure risks.\u003c\/p\u003e","brand":"TCI","offers":[{"title":"1g","offer_id":48086750888154,"sku":"TCI2510D524126104","price":1490000.0,"currency_code":"IDR","in_stock":true},{"title":"5g","offer_id":48086750920922,"sku":"TCI2510D524126105","price":5116000.0,"currency_code":"IDR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0756\/7156\/8602\/files\/TCI2510D5241.jpg?v=1768818336"},{"product_id":"tci2510d524226106","title":"TCI D5242 178452-13-6 2,5-Dibromo-3-hexadecylthiophene","description":"\u003ch3\u003eDescription\u003c\/h3\u003e\n\u003cp\u003e2,5-Dibromo-3-hexadecylthiophene is a chemical compound widely used in material science research, particularly in the development of organic semiconductor materials. This compound plays a crucial role in the synthesis of complex molecular structures, serving as a foundational building block for advanced polymer and macromolecule applications. Its unique chemical structure, featuring a thiophene ring with a long alkyl chain and bromo groups, makes it highly versatile for various synthetic pathways. In the laboratory, it is essential for creating materials with tailored electronic properties, supporting innovation in semiconductor technology and electronic device fabrication.\u003c\/p\u003e\n\u003cp\u003eThe compound’s chemical properties make it a preferred choice for researchers seeking materials with specific electronic behaviors. Its stability under controlled conditions allows for reliable synthesis processes, while its sensitivity to UV light and oxidation necessitates careful handling. The presence of a long alkyl chain influences its solubility characteristics, making it more soluble in non-polar solvents like hexane and toluene. These properties enable precise control over material morphology and performance, which is critical for applications in advanced electronics and optoelectronics.\u003c\/p\u003e\n\u003cp\u003eIn Indonesian laboratories, 2,5-Dibromo-3-hexadecylthiophene is commonly used in semiconductor material research, especially in the development of organic solar cells and electronic components. Its role in creating materials with tunable electronic properties supports the growth of local research in renewable energy and advanced electronics. The compound’s utility in these contexts underscores its importance in the scientific community.\u003c\/p\u003e\n\u003ch3\u003eLaboratory Applications\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eOrganic Semiconductor Development: This compound is ideal for synthesizing organic semiconductors due to its tunable electronic properties and structural versatility.\u003c\/li\u003e\n\u003cli\u003ePolymer Synthesis: It serves as a key building block for creating macromolecules with specific electrical and optical characteristics.\u003c\/li\u003e\n\u003cli\u003eElectronic Device Fabrication: Its use in material synthesis supports the development of advanced electronic components and optoelectronic devices.\u003c\/li\u003e\n\u003cli\u003eSolar Cell Research: The compound is utilized in the creation of organic photovoltaic materials, contributing to renewable energy innovation.\u003c\/li\u003e\n\u003cli\u003eMaterial Characterization Studies: Its unique chemical structure makes it suitable for studies aimed at understanding molecular behavior and electronic properties.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eSpecifications\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eBrand: TCI\u003c\/li\u003e\n\u003cli\u003eCAS number: 178452-13-6\u003c\/li\u003e\n\u003cli\u003eCategory: Materials Science \u0026gt; Material Building Blocks \u0026gt; Polymer\/Macromolecule Semiconductor Building Blocks\u003c\/li\u003e\n\u003cli\u003ePack sizes: Available in various quantities as per standard laboratory supply\u003c\/li\u003e\n\u003cli\u003ePhysical form: Solid or crystalline, depending on storage conditions\u003c\/li\u003e\n\u003cli\u003eStorage note: Store in a cool, dark place away from UV light and oxidizing agents\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eHandling and Storage\u003c\/h3\u003e\n\u003cp\u003eThis compound should be stored in a cool, dark environment to prevent degradation due to UV exposure and oxidation. A suitable container would be a sealed, airtight glass or plastic vessel, preferably with a desiccant to maintain dryness. It is important to handle the material with appropriate personal protective equipment, such as gloves and safety goggles, to avoid direct contact. Due to its low solubility in polar solvents, it is recommended to use non-polar solvents for dissolution. Always ensure proper ventilation when working with this compound to minimize inhalation risks. Regular monitoring of storage conditions is essential to maintain its chemical integrity and ensure safe laboratory practices.\u003c\/p\u003e","brand":"TCI","offers":[{"title":"1g","offer_id":48086750986458,"sku":"TCI2510D524226106","price":1799000.0,"currency_code":"IDR","in_stock":true},{"title":"5g","offer_id":48086751019226,"sku":"TCI2510D524226107","price":6184000.0,"currency_code":"IDR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0756\/7156\/8602\/files\/TCI2510D5242.jpg?v=1768818338"},{"product_id":"tci2510d524326108","title":"TCI D5243 205235-01-4 2,5-Dibromo-3-octadecylthiophene","description":"\u003ch3\u003eDescription\u003c\/h3\u003e\n\u003cp\u003e2,5-Dibromo-3-octadecylthiophene is a chemical compound widely utilized in materials science research, particularly in the development of organic semiconductor materials. This compound plays a crucial role in laboratory settings where the synthesis of advanced electronic materials is required. Its unique molecular structure makes it a valuable building block for creating materials with tailored electronic properties. Researchers in Indonesia and globally rely on this compound to explore new avenues in semiconductor technology and functional material design.\u003c\/p\u003e\n\u003cp\u003eThe compound’s molecular structure, consisting of a long carbon chain and a thiophene ring, contributes to its electronic properties, making it a preferred choice for organic semiconductor applications. Its stability under certain conditions and the ability to undergo chemical reactions under controlled environments enhance its utility in synthetic processes. The compound’s high melting and boiling points also make it suitable for use in high-temperature laboratory procedures. These characteristics collectively make it a versatile and reliable material for advanced research.\u003c\/p\u003e\n\u003cp\u003eIn Indonesian laboratories, 2,5-Dibromo-3-octadecylthiophene is commonly used in semiconductor material research and development. Its application is particularly relevant in the study of organic conductive materials and optoelectronic devices. Due to its chemical stability and reactivity, it is a key component in the synthesis of various functional materials. Researchers in Indonesia frequently use this compound to advance their work in material science and semiconductor technology.\u003c\/p\u003e\n\u003ch3\u003eLaboratory Applications\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eOrganic Semiconductor Synthesis: This compound is ideal for synthesizing organic semiconductors due to its unique molecular structure and electronic properties.\u003c\/li\u003e\n\u003cli\u003eConductive Polymer Development: Its long carbon chain and thiophene ring make it suitable for creating conductive polymers with enhanced performance.\u003c\/li\u003e\n\u003cli\u003eOptoelectronic Material Research: The compound's optical response properties are valuable in studying materials for optoelectronic applications.\u003c\/li\u003e\n\u003cli\u003eMaterial Characterization Studies: Its chemical stability allows it to be used in various characterization techniques to analyze material behavior.\u003c\/li\u003e\n\u003cli\u003eAdvanced Electronic Device Prototyping: It serves as a building block for creating prototypes of next-generation electronic devices.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eSpecifications\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eBrand: TCI\u003c\/li\u003e\n\u003cli\u003eCAS number: 205235-01-4\u003c\/li\u003e\n\u003cli\u003eCategory: Materials Science \u0026gt; Material Building Blocks \u0026gt; Polymer\/Macromolecule Semiconductor Building Blocks\u003c\/li\u003e\n\u003cli\u003ePack sizes: Available in various quantities as per supplier specifications\u003c\/li\u003e\n\u003cli\u003ePhysical form: Solid\u003c\/li\u003e\n\u003cli\u003eStorage note: Store in a cool, dry place away from light and moisture\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eHandling and Storage\u003c\/h3\u003e\n\u003cp\u003eThis compound should be stored in a cool, dry place, away from direct light and moisture to maintain its chemical integrity. It is recommended to use airtight containers to prevent exposure to air and moisture, which could affect its stability. Laboratory personnel should handle the compound with care, using appropriate personal protective equipment such as gloves and safety goggles. Due to its chemical nature, it should be stored separately from incompatible substances to avoid any potential reactions. Proper labeling of storage containers is essential for safety and identification purposes. Always ensure that storage conditions comply with standard laboratory safety protocols to minimize risks associated with chemical handling.\u003c\/p\u003e","brand":"TCI","offers":[{"title":"1g","offer_id":48086751051994,"sku":"TCI2510D524326108","price":1857000.0,"currency_code":"IDR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0756\/7156\/8602\/files\/TCI2510D5243.jpg?v=1768818341"},{"product_id":"tci2510d524726112","title":"TCI D5247 302912-44-3 2,5-Dibromo-3-cyclohexylthiophene","description":"\u003ch3\u003eDescription\u003c\/h3\u003e\n\u003cp\u003e2,5-Dibromo-3-cyclohexylthiophene is a chemical compound widely used in scientific research, particularly in the field of materials science and technology. This compound plays a crucial role in the development of advanced materials, serving as a building block for the synthesis of organic compounds with unique electronic properties. Its molecular structure enables it to participate in various chemical reactions, making it a versatile component in laboratory settings. Due to its stability and controlled reactivity, it is often selected for experiments that require precise chemical interactions and controlled synthesis processes.\u003c\/p\u003e\n\u003cp\u003eThe compound's key properties include its ability to interact effectively with a range of reagents, supporting substitution and covalent reactions. Its solubility in organic solvents further enhances its utility, as it simplifies processing and synthesis procedures in the lab. These characteristics make it an ideal choice for researchers aiming to develop new materials with tailored electronic and structural properties. The stability of the compound also ensures that it remains safe for use in controlled laboratory environments.\u003c\/p\u003e\n\u003cp\u003eIn Indonesian laboratories, 2,5-Dibromo-3-cyclohexylthiophene is commonly used in the development of novel materials for electronic and semiconductor applications. Its role in creating advanced polymers and semiconductors aligns with the growing demand for innovative materials in both academic and industrial research. Researchers in Indonesia rely on this compound to explore new chemical pathways and improve the performance of materials used in modern technology.\u003c\/p\u003e\n\u003ch3\u003eLaboratory Applications\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eUsed in semiconductor material synthesis due to its ability to form stable organic compounds with unique electronic properties.\u003c\/li\u003e\n\u003cli\u003eApplied in polymer research for creating advanced macromolecules with tailored structural and functional characteristics.\u003c\/li\u003e\n\u003cli\u003eUtilized in organic electronics development for its role in synthesizing materials with high conductivity and stability.\u003c\/li\u003e\n\u003cli\u003eEmployed in material characterization studies to test the reactivity and compatibility of new chemical compounds.\u003c\/li\u003e\n\u003cli\u003eIntegrated into research projects focused on developing environmentally sustainable materials with enhanced performance.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eSpecifications\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eBrand: TCI\u003c\/li\u003e\n\u003cli\u003eCAS number: 302912-44-3\u003c\/li\u003e\n\u003cli\u003eCategory: Materials Science \u0026gt; Material Building Blocks \u0026gt; Polymer\/Macromolecule Semiconductor Building Blocks\u003c\/li\u003e\n\u003cli\u003ePack sizes: Not specified\u003c\/li\u003e\n\u003cli\u003ePhysical form: Not specified\u003c\/li\u003e\n\u003cli\u003eStorage note: Store in a cool, dry place away from light and incompatible substances.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eHandling and Storage\u003c\/h3\u003e\n\u003cp\u003eThis compound should be stored in a cool, dry place, away from direct sunlight and sources of heat. It is recommended to use airtight containers to prevent exposure to moisture and air. Due to its chemical nature, it should be kept separate from incompatible substances such as strong oxidizers or acids. Proper ventilation is essential when handling the material to minimize inhalation risks. Laboratory personnel should wear appropriate personal protective equipment, including gloves and safety goggles, to ensure safe handling. Regular monitoring of storage conditions is advised to maintain the integrity and stability of the compound.\u003c\/p\u003e","brand":"TCI","offers":[{"title":"1g","offer_id":48086751215834,"sku":"TCI2510D524726112","price":7083000.0,"currency_code":"IDR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0756\/7156\/8602\/files\/TCI2510D5247.jpg?v=1768818340"},{"product_id":"tci2510d534226224","title":"TCI D5342 946491-48-1 3,6-Dibromo-9-[4-(2-ethylhexyloxy)phenyl]-9H-carbazole","description":"\u003ch3\u003eDescription\u003c\/h3\u003e\n\u003cp\u003e3,6-Dibromo-9-[4-(2-ethylhexyloxy)phenyl]-9H-carbazole is an organic compound widely used in materials science research. This compound plays a crucial role in the development of advanced materials, particularly in the synthesis of semiconductors and polymers with unique optical properties. Its complex molecular structure enables researchers to tailor its characteristics for specific applications. In the laboratory, it serves as a key building block for creating materials with enhanced performance in various technological fields.\u003c\/p\u003e\n\u003cp\u003eThe compound is valued for its chemical stability and controlled reactivity, making it a preferred choice for synthetic processes. These properties allow for the synthesis of derivatives with desired optical and electronic characteristics. Its ability to undergo chemical modification also provides flexibility for application-specific customization. The stability of its molecular framework ensures consistent results in experimental settings, supporting reproducibility and reliability in research.\u003c\/p\u003e\n\u003cp\u003eIn Indonesian laboratories, this compound is commonly used in material science and advanced technology research. Researchers at educational and research institutions utilize it to develop new materials with potential applications in electronics and energy sectors. Its role in creating innovative materials makes it an essential component in the pursuit of technological advancements within the scientific community.\u003c\/p\u003e\n\u003ch3\u003eLaboratory Applications\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eDisplay technology development: This compound is ideal for creating organic light-emitting diodes (OLEDs) due to its unique optical properties and ability to emit light efficiently.\u003c\/li\u003e\n\u003cli\u003eOptical sensor fabrication: Its stable chemical structure and tunable electronic properties make it suitable for the development of highly sensitive optical sensors.\u003c\/li\u003e\n\u003cli\u003eElectroluminescent device research: The compound’s ability to emit light when stimulated makes it a valuable material in the study of electroluminescent devices.\u003c\/li\u003e\n\u003cli\u003eSemiconductor material synthesis: Its complex molecular structure allows for the creation of advanced semiconductor materials with tailored electronic properties.\u003c\/li\u003e\n\u003cli\u003ePolymer-based material innovation: The compound can be incorporated into polymer matrices to enhance their optical and electronic characteristics for specialized applications.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eSpecifications\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eBrand: TCI\u003c\/li\u003e\n\u003cli\u003eCAS number: 946491-48-1\u003c\/li\u003e\n\u003cli\u003eCategory: Materials Science \u0026gt; Material Building Blocks \u0026gt; Polymer\/Macromolecule Semiconductor Building Blocks\u003c\/li\u003e\n\u003cli\u003ePack sizes: Available in various sizes as per standard laboratory supply\u003c\/li\u003e\n\u003cli\u003ePhysical form: Solid (as per standard chemical form)\u003c\/li\u003e\n\u003cli\u003eStorage note: Store in a cool, dry place away from light and moisture\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eHandling and Storage\u003c\/h3\u003e\n\u003cp\u003eThis compound should be stored in a cool, dry environment, away from direct light and moisture to maintain its chemical stability. It is recommended to use airtight containers made of glass or polyethylene to prevent contamination and degradation. Due to its organic nature, it should be handled in a well-ventilated area to minimize exposure. Laboratory personnel should wear appropriate personal protective equipment, such as gloves and safety goggles, when handling the material. Proper labeling and storage conditions are essential to ensure safe and effective use in research settings.\u003c\/p\u003e","brand":"TCI","offers":[{"title":"200mg","offer_id":48086755246298,"sku":"TCI2510D534226224","price":1069000.0,"currency_code":"IDR","in_stock":true},{"title":"1g","offer_id":48086755279066,"sku":"TCI2510D534226225","price":3598000.0,"currency_code":"IDR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0756\/7156\/8602\/files\/TCI2510D5342.jpg?v=1768818391"},{"product_id":"tci2510d542326313","title":"TCI D5423 255901-50-9 3,3-Dimethyl-3,4-dihydro-2H-thieno[3,4-b][1,4]dioxepine","description":"\u003ch3\u003eDescription\u003c\/h3\u003e\n\u003cp\u003e3,3-Dimethyl-3,4-dihydro-2H-thieno[3,4-b][1,4]dioxepine is a complex chemical compound widely utilized in materials science research. As a building block for advanced materials, it plays a crucial role in the synthesis of organic compounds and polymers. This compound is essential for developing new materials with tailored properties, particularly in the fields of electrochemistry and semiconductor technology. Its unique molecular structure allows for versatile interactions with other molecules, making it a valuable resource in laboratory settings.\u003c\/p\u003e\n\u003cp\u003eThe compound’s chemical properties and reactivity make it a preferred choice for synthetic and molecular modification experiments. Its stability and predictable behavior under various conditions contribute to its reliability in experimental processes. The compound’s ability to participate in multiple chemical reactions without significant degradation ensures consistent results, which is vital for scientific research. Its chemical versatility supports a wide range of applications in material development and innovation.\u003c\/p\u003e\n\u003cp\u003eIn Indonesian laboratories, this compound is frequently used in material science and technology research. Researchers rely on it to create innovative materials with applications in electronics, energy, and environmental technologies. Its specific chemical properties make it an essential tool in the development of new materials that meet the demands of modern scientific challenges.\u003c\/p\u003e\n\u003ch3\u003eLaboratory Applications\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eElectrochemical research benefits from this compound due to its stability and reactivity, enabling the synthesis of advanced electrode materials.\u003c\/li\u003e\n\u003cli\u003eSemiconductor material development utilizes this compound for its unique molecular structure, which supports the creation of novel semiconductor compounds.\u003c\/li\u003e\n\u003cli\u003eOrganic synthesis experiments rely on this compound for its ability to form stable intermediates, facilitating complex molecular modifications.\u003c\/li\u003e\n\u003cli\u003eEnvironmental material research incorporates this compound for its potential in creating sustainable and eco-friendly materials.\u003c\/li\u003e\n\u003cli\u003ePolymer science applications use this compound to develop new polymers with enhanced properties for industrial and technological uses.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eSpecifications\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eBrand: TCI\u003c\/li\u003e\n\u003cli\u003eCAS number: 255901-50-9\u003c\/li\u003e\n\u003cli\u003eCategory: Materials Science \u0026gt; Material Building Blocks \u0026gt; Polymer\/Macromolecule Semiconductor Building Blocks\u003c\/li\u003e\n\u003cli\u003ePack sizes: Available in various quantities as per standard laboratory requirements\u003c\/li\u003e\n\u003cli\u003ePhysical form: Solid\u003c\/li\u003e\n\u003cli\u003eStorage note: Store in a cool, dry place away from direct sunlight\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eHandling and Storage\u003c\/h3\u003e\n\u003cp\u003eThis compound should be stored in a cool, dry environment to maintain its chemical stability and prevent degradation. It is recommended to use airtight containers to minimize exposure to moisture and air, which can affect its reactivity. Proper labeling of storage containers is essential for safety and traceability. Laboratory personnel should wear appropriate personal protective equipment when handling the compound to ensure safety. Regular monitoring of storage conditions is advised to maintain optimal performance. Due to its chemical nature, it should be kept away from incompatible substances to prevent unwanted reactions.\u003c\/p\u003e","brand":"TCI","offers":[{"title":"200mg","offer_id":48086758326490,"sku":"TCI2510D542326313","price":2166000.0,"currency_code":"IDR","in_stock":true},{"title":"1g","offer_id":48086758359258,"sku":"TCI2510D542326314","price":7590000.0,"currency_code":"IDR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0756\/7156\/8602\/files\/TCI2510D5423.jpg?v=1768818413"},{"product_id":"tci2510d543626331","title":"TCI D5436 1619967-09-7 (3,3'-Difluoro-[2,2'-bithiophene]-5,5'-diyl)bis(trimethylstannane)","description":"\u003cp\u003e\u003cstrong\u003e(3,3'-Difluoro-[2,2'-bithiophene]-5,5'-diyl)bis(trimethylstannane)\u003c\/strong\u003e (CAS 1619967-09-7) is a high-quality chemical from TCI, supplied as \u003cstrong\u003eHPLC Grade\u003c\/strong\u003e.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eApplication:\u003c\/strong\u003e Five-membered heterocyclic compound used as a building block in pharmaceutical, agrochemical, and functional-material synthesis.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eSpecifications:\u003c\/strong\u003e\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eMolecular formula: C14H20F2S2Sn2\u003c\/li\u003e\n\u003cli\u003eCAS number: 1619967-09-7\u003c\/li\u003e\n\u003cli\u003ePurity: \u0026gt;98.0%(HPLC)\u003c\/li\u003e\n\u003cli\u003eTCI product code: D5436\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e\u003cstrong\u003eSynonyms:\u003c\/strong\u003e 5,5'-Bis(trimethylstannyl)-3,3'-difluoro-2,2'-bithiophene\u003c\/p\u003e\u003cp\u003eAvailable from \u003cstrong\u003eAMI Scientific\u003c\/strong\u003e, the authorised TCI distributor in Indonesia. \u003cstrong\u003eContact us for pricing and stock availability\u003c\/strong\u003e — we ship throughout Indonesia.\u003c\/p\u003e","brand":"TCI","offers":[{"title":"100mg","offer_id":48086759243994,"sku":"TCI2510D543626331","price":7336000.0,"currency_code":"IDR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0756\/7156\/8602\/files\/TCI2510D5436.jpg?v=1769142108"},{"product_id":"tci2510d544726339","title":"TCI D5447 146796-02-3 (2,3-Dihydrothieno[3,4-b][1,4]dioxin-2-yl)methanol","description":"\u003cp\u003e\u003cstrong\u003e(2,3-Dihydrothieno[3,4-b][1,4]dioxin-2-yl)methanol\u003c\/strong\u003e (CAS 146796-02-3) is a high-quality chemical from TCI, supplied as \u003cstrong\u003eGC Grade \/ for Synthesis\u003c\/strong\u003e.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eApplication:\u003c\/strong\u003e Synthesis reagent for a wide range of organic chemistry transformations in laboratory and industrial settings.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eSpecifications:\u003c\/strong\u003e\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eMolecular formula: C7H8O3S\u003c\/li\u003e\n\u003cli\u003eCAS number: 146796-02-3\u003c\/li\u003e\n\u003cli\u003ePurity: \u0026gt;97.0%(GC)\u003c\/li\u003e\n\u003cli\u003eTCI product code: D5447\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e\u003cstrong\u003eSynonyms:\u003c\/strong\u003e Hydroxymethyl EDOT; EDT-methanol\u003c\/p\u003e\u003cp\u003eAvailable from \u003cstrong\u003eAMI Scientific\u003c\/strong\u003e, the authorised TCI distributor in Indonesia. \u003cstrong\u003eContact us for pricing and stock availability\u003c\/strong\u003e — we ship throughout Indonesia.\u003c\/p\u003e","brand":"TCI","offers":[{"title":"200mg","offer_id":48086759571674,"sku":"TCI2510D544726339","price":2503000.0,"currency_code":"IDR","in_stock":true},{"title":"1g","offer_id":48086759604442,"sku":"TCI2510D544726340","price":8629000.0,"currency_code":"IDR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0756\/7156\/8602\/files\/TCI2510D5447.jpg?v=1767108736"},{"product_id":"tci2510d544826341","title":"TCI D5448 132717-37-4 2,7-Dibromo-9-phenyl-9H-fluoren-9-ol","description":"\u003cp\u003e\u003cstrong\u003e2,7-Dibromo-9-phenyl-9H-fluoren-9-ol\u003c\/strong\u003e (CAS 132717-37-4) is a high-quality chemical from TCI, supplied as \u003cstrong\u003eGC Grade \/ for Synthesis\u003c\/strong\u003e.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eApplication:\u003c\/strong\u003e Aromatic carbocyclic compound serving as a core scaffold in organic and materials synthesis.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eSpecifications:\u003c\/strong\u003e\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eMolecular formula: C19H12Br2O\u003c\/li\u003e\n\u003cli\u003eCAS number: 132717-37-4\u003c\/li\u003e\n\u003cli\u003ePurity: \u0026gt;98.0%(GC)\u003c\/li\u003e\n\u003cli\u003eTCI product code: D5448\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e\u003cstrong\u003eSynonyms:\u003c\/strong\u003e 2,7-Dibromo-9-hydroxy-9-phenyl-9H-fluorene\u003c\/p\u003e\u003cp\u003eAvailable from \u003cstrong\u003eAMI Scientific\u003c\/strong\u003e, the authorised TCI distributor in Indonesia. \u003cstrong\u003eContact us for pricing and stock availability\u003c\/strong\u003e — we ship throughout Indonesia.\u003c\/p\u003e","brand":"TCI","offers":[{"title":"5g","offer_id":48086759637210,"sku":"TCI2510D544826341","price":1857000.0,"currency_code":"IDR","in_stock":true},{"title":"25g","offer_id":48086759669978,"sku":"TCI2510D544826342","price":6297000.0,"currency_code":"IDR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0756\/7156\/8602\/files\/TCI2510D5448.jpg?v=1768818425"},{"product_id":"tci2510d549226405","title":"TCI D5492 132814-91-6 3,3'''-Dihexyl-2,2':5',2'':5'',2'''-quaterthiophene (contains 3% Dichloromethane at maximum)","description":"\u003ch3\u003eDescription\u003c\/h3\u003e\n\u003cp\u003e3,3'''-Dihexyl-2,2':5',2'':5'',2'''-quaterthiophene is an organic compound widely used in semiconductor material research. This compound plays a crucial role in the synthesis and characterization of organic conductive materials, particularly in the development of optoelectronic devices such as solar cells and light-emitting diodes. In the laboratory, it serves as a foundational building block for creating materials with high electrical conductivity and chemical stability. Its unique molecular structure enables it to be a key component in the design of advanced electronic materials.\u003c\/p\u003e\n\u003cp\u003eThe compound's molecular structure consists of four thiophene units connected by hexyl chains, which contribute to its high electronic conductivity and chemical stability. These properties make it a preferred choice for researchers working on organic semiconductors. The inclusion of up to 3% dichloromethane ensures the compound remains stable and free from unwanted contaminants, maintaining its integrity during experimental processes. This purity level is essential for accurate and reproducible results in material science studies.\u003c\/p\u003e\n\u003cp\u003eIn Indonesian laboratories, this compound is frequently used by researchers in the fields of materials science and semiconductor technology. It is a vital component in the development of new materials with unique electronic properties, especially in the energy sector. Its application supports innovation in sustainable and efficient electronic devices, making it an essential tool for scientific advancement in the region.\u003c\/p\u003e\n\u003ch3\u003eLaboratory Applications\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eOrganic Semiconductor Synthesis: This compound is ideal for creating organic semiconductors due to its high electronic conductivity and stable molecular structure.\u003c\/li\u003e\n\u003cli\u003eOptoelectronic Device Development: It is used in the fabrication of solar cells and LEDs, where its conductive properties are essential for efficient energy conversion and light emission.\u003c\/li\u003e\n\u003cli\u003eMaterial Characterization Studies: Researchers use it to analyze the electrical and chemical properties of new semiconductor materials under various conditions.\u003c\/li\u003e\n\u003cli\u003eEnergy Research Applications: It supports the development of advanced materials for renewable energy technologies, contributing to sustainable energy solutions.\u003c\/li\u003e\n\u003cli\u003ePolymer Science Investigations: Its molecular structure makes it a valuable component in the study of polymer-based electronic materials and their performance characteristics.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eSpecifications\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eBrand: TCI\u003c\/li\u003e\n\u003cli\u003eCAS number: 132814-91-6\u003c\/li\u003e\n\u003cli\u003eCategory: Materials Science \u0026gt; Material Building Blocks \u0026gt; Polymer\/Macromolecule Semiconductor Building Blocks\u003c\/li\u003e\n\u003cli\u003ePack sizes: Not specified\u003c\/li\u003e\n\u003cli\u003ePhysical form: Not specified\u003c\/li\u003e\n\u003cli\u003eStorage note: Store in a cool, dry place away from light and moisture\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eHandling and Storage\u003c\/h3\u003e\n\u003cp\u003eThis compound should be stored in a cool, dry place, away from light and moisture to maintain its stability and prevent degradation. It is recommended to use airtight containers to minimize exposure to air and contaminants. Due to its chemical nature, it should be handled with appropriate personal protective equipment, such as gloves and safety goggles, to ensure laboratory safety. While it contains up to 3% dichloromethane, it is not classified as a hazardous material under standard laboratory conditions. Proper ventilation should be maintained when working with the compound to ensure a safe working environment. Regular monitoring of storage conditions is advised to maintain the integrity of the material for research purposes.\u003c\/p\u003e","brand":"TCI","offers":[{"title":"200mg","offer_id":48086762356954,"sku":"TCI2510D549226405","price":2615000.0,"currency_code":"IDR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0756\/7156\/8602\/files\/TCI2510D5492.jpg?v=1768818444"},{"product_id":"tci2510d572926703","title":"TCI D5729 32431-85-9 2,5-Dibromo-3-fluorothiophene","description":"\u003ch3\u003eDescription\u003c\/h3\u003e\n\u003cp\u003e2,5-Dibromo-3-fluorothiophene is a fluorinated building block based on a thiophene ring, carrying two bromine atoms at the 2- and 5-positions and a single fluorine atom at the 3-position. This substitution pattern makes it a highly useful starting material in the synthesis of conjugated compounds, because the two bromo groups act as reactive connection points for transition-metal-catalysed cross-coupling reactions. In laboratory practice, the compound is frequently used to construct thiophene oligomers and polymers, to assemble acceptor–donor units, and to prepare fluorinated heterocyclic derivatives that are difficult to obtain through direct synthetic routes.\u003c\/p\u003e\n\u003cp\u003eThe advantage that leads researchers to select this material lies in the role of the fluorine atom. Fluorine is strongly electronegative yet small in size, so it can lower the energy levels of the molecular orbitals without introducing significant steric disturbance to chain packing density. In materials research practice, this is often associated with improved stability towards oxidation and more ordered chain arrangement. At the same time, the two bromine atoms at the terminal positions of the ring provide good and well-directed reactivity in Suzuki, Stille, and Kumada couplings, allowing chain extension to be carried out in a controlled manner.\u003c\/p\u003e\n\u003cp\u003eIn Indonesian laboratories, this building block is typically used in university and institutional research groups working on organic electronic materials, conjugated polymers, and fluorinated heterocyclic chemistry. It is normally handled at small synthetic scale on the bench or in a fume hood, as part of multi-step routes where the dibrominated core is elaborated stepwise. Supplied under the TCI brand, it fits research settings that require a defined, reproducible fluorinated intermediate rather than one prepared in-house.\u003c\/p\u003e\n\u003ch3\u003eLaboratory Applications\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eCross-coupling synthesis: the two terminal bromine atoms serve as reactive handles for transition-metal-catalysed Suzuki, Stille, and Kumada reactions, giving directed and controllable bond formation.\u003c\/li\u003e\n\u003cli\u003eThiophene oligomer construction: the difunctional 2,5-substitution pattern allows stepwise chain extension, so researchers can build defined oligomeric sequences from a single reliable core unit.\u003c\/li\u003e\n\u003cli\u003eConjugated polymer preparation: symmetrical dibromination at both ring termini supports polymerisation routes in which the fluorinated thiophene is incorporated repeatedly along the backbone.\u003c\/li\u003e\n\u003cli\u003eAcceptor–donor unit assembly: the electron-withdrawing fluorine substituent lowers molecular orbital energy levels, making this unit useful when assembling acceptor–donor architectures for organic electronic materials.\u003c\/li\u003e\n\u003cli\u003eFluorinated heterocycle derivatisation: the compound gives access to fluorinated heterocyclic derivatives that are difficult to obtain by direct synthetic routes starting from unsubstituted thiophenes.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eSpecifications\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eBrand: TCI\u003c\/li\u003e\n\u003cli\u003eProduct code: D5729\u003c\/li\u003e\n\u003cli\u003eCAS number: 32431-85-9\u003c\/li\u003e\n\u003cli\u003eChemical name: 2,5-Dibromo-3-fluorothiophene\u003c\/li\u003e\n\u003cli\u003eCategory: Chemistry \u0026gt; Building Blocks \u0026gt; Fluorinated Building Blocks\u003c\/li\u003e\n\u003cli\u003ePack sizes: available in standard research quantities as offered by TCI; please confirm the required pack size when ordering\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eHandling and Storage\u003c\/h3\u003e\n\u003cp\u003eStore the container tightly closed in a cool, dry, well-ventilated place, away from direct sunlight, heat sources, and incompatible materials, and follow the storage conditions stated on the manufacturer's label and safety data sheet. Keep the material in its original supplier container or in a chemically compatible, clearly labelled vessel, and reseal it promptly after each use to limit exposure to moisture and air. All handling should take place in a fume hood by trained personnel wearing appropriate personal protective equipment, including safety glasses, gloves, and a laboratory coat. Consult the safety data sheet before use, and dispose of residues and contaminated materials in accordance with applicable laboratory waste procedures.\u003c\/p\u003e","brand":"TCI","offers":[{"title":"1g","offer_id":48086776545498,"sku":"TCI2510D572926703","price":4133000.0,"currency_code":"IDR","in_stock":true},{"title":"5g","offer_id":48086776578266,"sku":"TCI2510D572926704","price":14334000.0,"currency_code":"IDR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0756\/7156\/8602\/files\/TCI2510D5729.jpg?v=1767109136"},{"product_id":"tci2510e074128506","title":"TCI E0741 126213-50-1 3,4-Ethylenedioxythiophene","description":"\u003ch3\u003eDescription\u003c\/h3\u003e\n\u003cp\u003eTCI E0741 3,4-Ethylenedioxythiophene (CAS 126213-50-1), commonly abbreviated as EDOT, is a thiophene monomer bearing an ethylenedioxy bridge across the 3 and 4 positions of the ring. The compound is the principal starting material for the preparation of PEDOT, one of the most important and most widely studied conductive polymers in materials science. Tokyo Chemical Industry supplies it within its material building block category for polymer semiconductors, making it a standard entry point for laboratories that construct conjugated polymer systems from well-defined monomer precursors rather than from pre-formed dispersions.\u003c\/p\u003e\n\u003cp\u003eThe advantage that makes EDOT the monomer of choice lies in its molecular design. The dioxy bridge blocks the 3 and 4 positions of the thiophene ring, so that when polymerisation proceeds, coupling between monomer units can only occur at the alpha positions. The result is a regular polymer chain, almost free of defects, with long and uninterrupted conjugation along the backbone. The electron-rich oxygen atoms additionally lower the band gap of the polymer, so that PEDOT is highly conductive, transparent in thin-film form, and well suited to applications where both electrical and optical performance are required simultaneously.\u003c\/p\u003e\n\u003cp\u003eIn the laboratory, EDOT is used for both electrochemical and chemical polymerisation to produce conductive thin layers on electrodes, conductive glass substrates, textiles, and other surfaces studied in organic electronic device research. In Indonesian laboratories this places the monomer squarely in the workflows of university materials chemistry groups, government research institutes, and device-oriented laboratories working on organic electronics, sensors, and electrode modification, where a reliable monomer source is needed for reproducible film deposition.\u003c\/p\u003e\n\u003ch3\u003eLaboratory Applications\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eElectrochemical polymerisation of PEDOT films — EDOT oxidises and couples cleanly at the alpha positions under applied potential, allowing controlled deposition of adherent conductive layers directly onto working electrodes.\u003c\/li\u003e\n\u003cli\u003eChemical (oxidative) polymerisation of PEDOT — the same alpha-selective coupling operates in solution-phase chemical polymerisation, giving regular, low-defect chains suitable for bulk conductive polymer preparation in flask-scale work.\u003c\/li\u003e\n\u003cli\u003eConductive coatings on transparent substrates — because PEDOT thin films combine high conductivity with optical transparency, EDOT is the preferred monomer for coating conductive glass substrates used in device studies.\u003c\/li\u003e\n\u003cli\u003eModification of textile and flexible surfaces — EDOT can be polymerised in situ on textiles and other non-rigid surfaces, letting researchers convert ordinary substrates into electrically conductive materials.\u003c\/li\u003e\n\u003cli\u003eOrganic electronic device research — as a defined material building block for polymer semiconductors, EDOT supports device-oriented studies where the low band gap and long conjugation of PEDOT are essential.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eSpecifications\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eBrand: TCI (Tokyo Chemical Industry)\u003c\/li\u003e\n\u003cli\u003eCatalogue number: E0741\u003c\/li\u003e\n\u003cli\u003eCAS number: 126213-50-1\u003c\/li\u003e\n\u003cli\u003eChemical name: 3,4-Ethylenedioxythiophene (EDOT)\u003c\/li\u003e\n\u003cli\u003eCategory: Materials Science \u0026gt; Material Building Blocks \u0026gt; Polymer\/Macromolecule Semiconductor Building Blocks\u003c\/li\u003e\n\u003cli\u003ePack sizes: available in the standard TCI catalogue pack sizes; please refer to the product listing for currently offered options\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eHandling and Storage\u003c\/h3\u003e\n\u003cp\u003eStore the container tightly closed in a cool, dark place, following the storage conditions stated by the manufacturer on the product label and safety data sheet. As a polymerisable monomer, EDOT should be protected from heat, light, and oxidising agents, and kept in its original tightly sealed container or in an equivalent chemically compatible, well-closed vessel. Handle in a fume hood using gloves, safety glasses, and a laboratory coat, and avoid contact with skin, eyes, and inhalation of vapour. Allow refrigerated material to reach room temperature before opening to prevent moisture condensation, and always consult the current safety data sheet before use.\u003c\/p\u003e","brand":"TCI","offers":[{"title":"5g","offer_id":48086892675290,"sku":"TCI2510E074128506","price":901000.0,"currency_code":"IDR","in_stock":true},{"title":"25g","offer_id":48086892708058,"sku":"TCI2510E074128507","price":2699000.0,"currency_code":"IDR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0756\/7156\/8602\/files\/TCI2510E0741.jpg?v=1768818723"},{"product_id":"tci2510e074328510","title":"TCI E0743 18361-03-0 3,4-Ethylenedioxythiophene-2,5-dicarboxylic Acid","description":"\u003ch3\u003eDescription\u003c\/h3\u003e\n\u003cp\u003eTCI E0743 3,4-Ethylenedioxythiophene-2,5-dicarboxylic Acid (CAS 18361-03-0) is an EDOT derivative carrying two carboxylic acid groups at the 2 and 5 positions of the thiophene ring. Tokyo Chemical Industry classifies it as a material building block for polymer semiconductors. Unlike ordinary EDOT, which is polymerized directly, this diacid compound serves as a versatile intermediate: its carboxylate groups can be esterified, amidated, or used as coordination linkers, and they can also be removed through decarboxylation to reopen the alpha positions. In the laboratory, this material acts as an entry point toward modified EDOT monomers and thiophene-based hybrid materials.\u003c\/p\u003e\n\u003cp\u003eThe property that makes this compound valuable is the combination of the electron-rich EDOT framework with two directable functional groups. The ethylenedioxy bridge retains the electron-donating character and conjugation stability found in the parent EDOT, while the symmetrical carboxylic acid groups at both ends allow the formation of repeating structures, metal coordination networks, or the anchoring of molecules onto charged surfaces. The carboxylate groups also make the compound more polar and more soluble, which simplifies handling during synthetic sequences compared with the parent monomer.\u003c\/p\u003e\n\u003cp\u003eIn Indonesian laboratories, materials of this type are typically used within university and institutional research groups working on conducting polymers, organic electronics, and functional thiophene materials. Because it is supplied as a defined building block rather than a finished monomer, it fits research programmes where a synthetic route is built step by step, and it is generally ordered in small research quantities alongside other TCI materials science reagents for a specific project.\u003c\/p\u003e\n\u003ch3\u003eLaboratory Applications\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eSynthesis of modified EDOT monomers: the two carboxylic acid groups provide handles for introducing substituents before the thiophene ring is taken forward into polymerization chemistry.\u003c\/li\u003e\n\u003cli\u003ePreparation of esters and amides: the diacid reacts through standard esterification and amidation routes, allowing side chains that tune solubility or attach the EDOT core to other molecular fragments.\u003c\/li\u003e\n\u003cli\u003eMetal coordination and network materials: the symmetrical carboxylate groups at both ends act as coordination linkers, supporting the assembly of extended frameworks built around an electron-rich thiophene unit.\u003c\/li\u003e\n\u003cli\u003eSurface anchoring and molecular tethering: the carboxylic acid functionality binds to charged surfaces, making the compound useful when an EDOT unit must be immobilized rather than left in solution.\u003c\/li\u003e\n\u003cli\u003eDecarboxylation routes toward alpha-free thiophenes: the acid groups can be removed to reopen the 2 and 5 positions, giving researchers a protected intermediate that is unmasked at a chosen stage.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eSpecifications\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eBrand: TCI (Tokyo Chemical Industry)\u003c\/li\u003e\n\u003cli\u003eCAS number: 18361-03-0\u003c\/li\u003e\n\u003cli\u003eChemical name: 3,4-Ethylenedioxythiophene-2,5-dicarboxylic Acid\u003c\/li\u003e\n\u003cli\u003eCategory: Materials Science \u0026gt; Material Building Blocks \u0026gt; Polymer\/Macromolecule Semiconductor Building Blocks\u003c\/li\u003e\n\u003cli\u003ePack sizes: available in research-scale pack sizes as listed by the manufacturer\u003c\/li\u003e\n\u003cli\u003eStorage note: keep in a tightly closed original container in a cool, dry place away from light and moisture\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eHandling and Storage\u003c\/h3\u003e\n\u003cp\u003eStore the material in its original tightly closed container in a cool, dry, well-ventilated area, protected from light, moisture, and sources of heat or ignition. Amber glass or the supplied manufacturer packaging is suitable; keep the container closed when not in use to prevent moisture uptake, since carboxylic acids readily absorb atmospheric water. Handle in a fume hood using gloves, safety glasses, and a laboratory coat, and avoid generating dust when weighing the solid. Use clean, dry spatulas to prevent cross-contamination of the stock, return the container promptly to storage after use, and always consult the manufacturer's safety data sheet before handling or disposal.\u003c\/p\u003e","brand":"TCI","offers":[{"title":"1g","offer_id":48086892871898,"sku":"TCI2510E074328510","price":2447000.0,"currency_code":"IDR","in_stock":true},{"title":"5g","offer_id":48086892904666,"sku":"TCI2510E074328511","price":8713000.0,"currency_code":"IDR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0756\/7156\/8602\/files\/TCI2510E0743.jpg?v=1768818725"},{"product_id":"tci2510e132429296","title":"TCI E1324 476360-83-5 9-(2-Ethylhexyl)-2,7-bis(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)-9H-carbazole","description":"\u003ch3\u003eDescription\u003c\/h3\u003e\n\u003cp\u003e9-(2-Ethylhexyl)-2,7-bis(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)-9H-carbazole is an organoboron compound widely used in advanced chemical reactions, particularly in the synthesis of complex heterocyclic compounds and intricate molecular structures. This compound plays a crucial role in laboratory settings where precise chemical transformations are required. Its unique structure enables it to participate in various catalytic processes, making it an essential reagent for chemists working on synthetic pathways. It is especially valuable in applications that require the introduction of boron-based functionalities into organic molecules.\u003c\/p\u003e\n\u003cp\u003eThe compound’s stability under specific conditions combined with its reactivity in catalytic reactions, particularly with transition metals like palladium, makes it a preferred choice for organic synthesis. Its ability to form stable intermediates during coupling reactions, such as the Suzuki-Miyaura reaction, enhances its utility in creating complex molecular architectures. The presence of boron groups allows for versatile functionalization, which is critical in developing pharmaceuticals and advanced materials. Its compatibility with a wide range of substrates further broadens its application in chemical research.\u003c\/p\u003e\n\u003cp\u003eIn Indonesian laboratories, this compound is commonly used in organic chemistry research, especially in the synthesis of complex molecules and drug development. Its role in creating intricate molecular structures through boron-mediated reactions has made it a key component in both academic and industrial research settings. The compound’s reliability and effectiveness in catalytic processes have solidified its position as a valuable tool in chemical synthesis within the Indonesian scientific community.\u003c\/p\u003e\n\u003ch3\u003eLaboratory Applications\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eOrganic synthesis of complex heterocyclic compounds due to its ability to participate in boron-mediated reactions.\u003c\/li\u003e\n\u003cli\u003eCatalytic coupling reactions such as Suzuki-Miyaura, where the compound acts as a key reagent for forming carbon-carbon bonds.\u003c\/li\u003e\n\u003cli\u003eDevelopment of pharmaceutical compounds through the synthesis of intricate molecular structures requiring boron functionality.\u003c\/li\u003e\n\u003cli\u003eResearch in advanced materials science where the compound is used to create novel molecular architectures.\u003c\/li\u003e\n\u003cli\u003eInvestigation of transition metal-catalyzed reactions, as it interacts effectively with metals like palladium in catalytic processes.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eSpecifications\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eBrand: TCI\u003c\/li\u003e\n\u003cli\u003eCAS number: 476360-83-5\u003c\/li\u003e\n\u003cli\u003eCategory: Chemistry \u0026gt; Organometallic Reagents \u0026gt; Organoboron [Organometallic Reagents]\u003c\/li\u003e\n\u003cli\u003ePack sizes: Available in various quantities as per supplier specifications\u003c\/li\u003e\n\u003cli\u003ePhysical form: Solid\u003c\/li\u003e\n\u003cli\u003eStorage note: Store in a cool, dry place away from moisture and direct light\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eHandling and Storage\u003c\/h3\u003e\n\u003cp\u003eThis compound should be stored in a cool, dry environment, away from moisture and direct sunlight to maintain its chemical stability. It is recommended to use airtight containers made of materials that do not react with organoboron compounds, such as glass or high-density polyethylene. Laboratory personnel should handle the material with care, using appropriate personal protective equipment to avoid exposure. Due to its reactivity in certain conditions, it should be kept separate from strong oxidizing agents and incompatible substances. Proper labeling and storage conditions are essential to ensure safety and effectiveness in laboratory applications.\u003c\/p\u003e","brand":"TCI","offers":[{"title":"200mg","offer_id":48086948348122,"sku":"TCI2510E132429296","price":3289000.0,"currency_code":"IDR","in_stock":true},{"title":"1g","offer_id":48086948380890,"sku":"TCI2510E132429297","price":11356000.0,"currency_code":"IDR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0756\/7156\/8602\/files\/TCI2510E1324.jpg?v=1769142298"},{"product_id":"tci2510e132529298","title":"TCI E1325 448955-87-1 9-(2-Ethylhexyl)-3,6-bis(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)-9H-carbazole","description":"\u003ch3\u003eDescription\u003c\/h3\u003e\n\u003cp\u003e9-(2-Ethylhexyl)-3,6-bis(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)-9H-carbazole is a complex organoboron compound widely used in chemical synthesis, particularly in organic chemistry. This reagent plays a crucial role in facilitating various reactions, including coupling reactions and substitution processes. Its unique molecular structure, which includes both boronic acid functionalities and a carbazole core, makes it a valuable tool for chemists working on the development of new compounds. Due to its stability and reactivity, it is often employed in advanced synthetic pathways that require precision and control.\u003c\/p\u003e\n\u003cp\u003eOne of the key properties that make this compound a preferred choice is its ability to participate in important reactions such as the Suzuki-Miyaura and Kumada-Corriu cross-coupling reactions. These reactions are essential in the synthesis of complex organic molecules, especially in the creation of heterocyclic structures. The presence of the boron atom allows for controlled reactivity, making it suitable for use in both academic and industrial research settings. Additionally, its stability under certain reaction conditions enhances its reliability in laboratory applications.\u003c\/p\u003e\n\u003cp\u003eIn Indonesian laboratories, this compound is highly relevant for researchers in organic chemistry, pharmaceutical development, and materials science. It is commonly used in studies that require precise chemical transformations and in the synthesis of compounds with specific functional groups. Its application is particularly valuable in projects that aim to develop new drugs or advanced materials, where controlled reactivity and high purity are essential.\u003c\/p\u003e\n\u003ch3\u003eLaboratory Applications\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eSynthesis of heterocyclic compounds requiring controlled boron reactivity for efficient coupling reactions.\u003c\/li\u003e\n\u003cli\u003eDevelopment of pharmaceuticals where precise organic transformations are necessary for drug molecule construction.\u003c\/li\u003e\n\u003cli\u003eResearch in materials science involving the creation of complex polymers and functional materials.\u003c\/li\u003e\n\u003cli\u003eOrganic synthesis projects that demand high-purity reagents for reproducible and scalable chemical processes.\u003c\/li\u003e\n\u003cli\u003eAdvanced chemical research where stability and reactivity of organoboron compounds are critical for reaction success.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eSpecifications\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eBrand: TCI\u003c\/li\u003e\n\u003cli\u003eCAS number: 448955-87-1\u003c\/li\u003e\n\u003cli\u003eCategory: Chemistry \u0026gt; Organometallic Reagents \u0026gt; Organoboron [Organometallic Reagents]\u003c\/li\u003e\n\u003cli\u003ePack sizes: Available in standard laboratory quantities as per supplier specifications\u003c\/li\u003e\n\u003cli\u003ePhysical form: Solid or liquid, depending on formulation and supplier packaging\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eHandling and Storage\u003c\/h3\u003e\n\u003cp\u003eThis compound should be stored in a cool, dry, and well-ventilated area away from direct sunlight. It is recommended to use sealed containers made of glass or high-density polyethylene to prevent contamination and maintain stability. Due to its organoboron nature, it should be handled with care, and appropriate personal protective equipment such as gloves and safety goggles should be worn. Avoid exposure to moisture and incompatible substances. Proper labeling and storage conditions are essential to ensure the integrity and safety of the material in the laboratory environment.\u003c\/p\u003e","brand":"TCI","offers":[{"title":"200mg","offer_id":48086948511962,"sku":"TCI2510E132529298","price":2699000.0,"currency_code":"IDR","in_stock":true},{"title":"1g","offer_id":48086948544730,"sku":"TCI2510E132529299","price":8713000.0,"currency_code":"IDR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0756\/7156\/8602\/files\/TCI2510E1325.jpg?v=1771058102"}],"url":"https:\/\/amiscientific.com\/en\/collections\/tci-l4-donor-monomers-polymer-macromolecule-semiconductor-building-blocks.oembed?page=4","provider":"AMI Scientific","version":"1.0","type":"link"}