{"title":"Asymmetric Organocatalysts","description":"\u003cp\u003e\u003cstrong\u003eAsymmetric Organocatalysts\u003c\/strong\u003e — mencakup katalis organik kiral seperti turunan prolina, tiourea, dan asam amino sederhana yang bekerja tanpa logam untuk mengarahkan pembentukan produk dengan selektivitas stereokimia tinggi. Struktur kiralnya dirancang untuk berinteraksi secara terarah dengan substrat lewat ikatan hidrogen atau pembentukan enamin\/iminium.\u003c\/p\u003e\u003cp\u003eAsymmetric Organocatalysts dipakai kimiawan sintesis dalam reaksi aldol, Michael, dan Mannich asimetris untuk menghasilkan senyawa kiral dengan enansioselektivitas terkontrol, termasuk pada tahap awal sintesis molekul kompleks di laboratorium riset akademik maupun industri bahan baku farmasi. Turunan tiourea bifungsional sering dipakai bersama gugus amina untuk mengaktifkan substrat elektrofilik dan nukleofilik secara simultan.\u003c\/p\u003e\u003cp\u003eContoh produk dalam koleksi ini: \u003ca href=\"\/en\/products\/tci2510a0179280\"\u003eTCI A0179 56-41-7 L-Alanine\u003c\/a\u003e, \u003ca href=\"\/en\/products\/tci2510b570112414\"\u003eTCI B5701 848821-76-1 (S)-alpha,alpha-Bis[3,5-bis(trifluoromethyl)phenyl]-2-pyrrolidinemethanol\u003c\/a\u003e, \u003ca href=\"\/en\/products\/tci2510a0177276\"\u003eTCI A0177 338-69-2 D-Alanine\u003c\/a\u003e, \u003ca href=\"\/en\/products\/tci2510b588212651\"\u003eTCI B5882 948595-00-4 (R)-Bis[3,5-bis(trifluoromethyl)phenyl](pyrrolidin-2-yl)methanol\u003c\/a\u003e, \u003ca href=\"\/en\/products\/tci2510t419555944\"\u003eTCI T4195 67123-97-1 H-DL-Tic-OH\u003c\/a\u003e, \u003ca href=\"\/en\/products\/tci2510b661113567\"\u003eTCI B6611 848821-61-4 (2S)-2-[Bis[3,5-bis(trifluoromethyl)phenyl][(trimethylsilyl)oxy]methyl]pyrrolidine\u003c\/a\u003e, \u003ca href=\"\/en\/products\/tci2510t308054612\"\u003eTCI T3080 1089663-51-3 N-(2-Thiophenesulfonyl)-L-prolinamide\u003c\/a\u003e, \u003ca href=\"\/en\/products\/tci2510b680413721\"\u003eTCI B6804 620960-26-1 1-[3,5-Bis(trifluoromethyl)phenyl]-3-[(1R,2R)-2-(dimethylamino)cyclohexyl]thiourea\u003c\/a\u003e.\u003c\/p\u003e\u003cp\u003ePerhatikan konfigurasi enansiomer (R atau S), kemurnian optik (ee), serta gugus fungsi pendamping seperti trifluorometil atau silil yang memengaruhi selektivitas dan kelarutan katalis. 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 Organocatalysts [Catalysis], sering dipakai bersamaan dalam satu alur kerja laboratorium:\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e\u003ca href=\"\/en\/collections\/tci-l4-condensation-organocatalysts\"\u003eCondensation Organocatalysts\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/en\/collections\/tci-l4-organocatalysts-others-catalysis\"\u003eOrganocatalysts (Others) [Catalysis]\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003eKembali ke \u003ca href=\"\/en\/collections\/tci-l3-organocatalysts-catalysis\"\u003eOrganocatalysts [Catalysis]\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":"tci2510c001513929","title":"TCI C0015 3144-16-9 (+)-10-Camphorsulfonic Acid","description":"\u003ch3\u003eDescription\u003c\/h3\u003e\n\u003cp\u003eTCI C0015 (+)-10-Camphorsulfonic Acid, CAS 3144-16-9, is a strong, optically active sulfonic acid built on the camphor framework. It is widely used as a resolving agent for racemic amines, forming diastereomeric salts that can be separated by crystallisation. The compound also serves as a convenient solid Brønsted acid catalyst for protection and deprotection steps, and as an ion-pairing additive in chromatography. AMI Scientific offers this TCI product in 25 g, 100 g, and 500 g pack sizes; because it is hygroscopic, keep the container tightly closed.\u003c\/p\u003e\n\u003ch3\u003eScientific References\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eZhang et al. (2002). Synthesis and characterization of self-assembled polyaniline nanotubes doped with D-10-camphorsulfonic acid. \u003cem\u003eNanotechnology\u003c\/em\u003e \u003ca href=\"https:\/\/doi.org\/10.1088\/0957-4484\/13\/6\/311\" target=\"_blank\" rel=\"nofollow noopener\"\u003edoi:10.1088\/0957-4484\/13\/6\/311\u003c\/a\u003e\n\u003c\/li\u003e\n\u003cli\u003eYan et al. (1999). Thermoelectric Properties of Alternatively Layered Films of Polyaniline and (±)-10-Camphorsulfonic Acid-Doped Polyaniline. \u003cem\u003eChemistry Letters\u003c\/em\u003e \u003ca href=\"https:\/\/doi.org\/10.1246\/cl.1999.1217\" target=\"_blank\" rel=\"nofollow noopener\"\u003edoi:10.1246\/cl.1999.1217\u003c\/a\u003e\n\u003c\/li\u003e\n\u003cli\u003eZhai et al. (2020). Anti-Corrosive Coating of Carbon-Steel Assisted by Polymer-Camphorsulfonic Acid Embedded within Graphene. \u003cem\u003eCoatings\u003c\/em\u003e \u003ca href=\"https:\/\/doi.org\/10.3390\/coatings10090879\" target=\"_blank\" rel=\"nofollow noopener\"\u003edoi:10.3390\/coatings10090879\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":"25g","offer_id":48085966127322,"sku":"TCI2510C001513929","price":844000.0,"currency_code":"IDR","in_stock":true},{"title":"100g","offer_id":48085966160090,"sku":"TCI2510C001513930","price":1969000.0,"currency_code":"IDR","in_stock":true},{"title":"500g","offer_id":48085966192858,"sku":"TCI2510C001513931","price":4975000.0,"currency_code":"IDR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0756\/7156\/8602\/files\/TCI2510C0015.jpg?v=1767094558"},{"product_id":"tci2510c034714413","title":"TCI C0347 485-71-2 Cinchonidine","description":"\u003ch3\u003eDescription\u003c\/h3\u003e\n\u003cp\u003eTCI C0347 Cinchonidine, CAS 485-71-2, is a cinchona alkaloid that has long served as a workhorse reagent in asymmetric synthesis. Its quinoline ring, basic quinuclidine nitrogen, and secondary hydroxyl group at a stereogenic centre allow it to act simultaneously as a chiral base and a hydrogen-bond donor. It is applied as an organocatalyst, as a chiral modifier for heterogeneous hydrogenation catalysts, as a resolving agent for racemic acids, and as a starting material for cinchona-derived phase transfer catalysts and ligands. AMI Scientific offers this TCI product in 25 g and 100 g packs, with lot-specific data available from the manufacturer.\u003c\/p\u003e\n\u003ch3\u003eScientific References\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e(2018). Synthesis of (+)-Cinchonidine. \u003cem\u003eSynfacts\u003c\/em\u003e \u003ca href=\"https:\/\/doi.org\/10.1055\/s-0037-1611233\" target=\"_blank\" rel=\"nofollow noopener\"\u003edoi:10.1055\/s-0037-1611233\u003c\/a\u003e\n\u003c\/li\u003e\n\u003cli\u003eBeresford (2004). Enantioselective Addition of Diethylzinc to N‐Diphenylphosphinoylimines Employing Cinchonidine and Cinchonine as Chiral Ligands.. \u003cem\u003eChemInform\u003c\/em\u003e \u003ca href=\"https:\/\/doi.org\/10.1002\/chin.200446025\" target=\"_blank\" rel=\"nofollow noopener\"\u003edoi:10.1002\/chin.200446025\u003c\/a\u003e\n\u003c\/li\u003e\n\u003cli\u003eLindholm et al. (2003). Hydrosilylation of Cinchonidine and 9‐O‐TMS‐Cinchonidine with Triethoxysilane: Application of 11‐(Triethoxysilyl)‐10,11‐dihydrocinchonidine as a Chiral Modifier in the Enantioselective Hydrogenation of 1‐Phenylpropane‐1,2‐dione.. \u003cem\u003eChemInform\u003c\/em\u003e \u003ca href=\"https:\/\/doi.org\/10.1002\/chin.200318077\" target=\"_blank\" rel=\"nofollow noopener\"\u003edoi:10.1002\/chin.200318077\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":"25g","offer_id":48085991456986,"sku":"TCI2510C034714413","price":2531000.0,"currency_code":"IDR","in_stock":true},{"title":"100g","offer_id":48085991489754,"sku":"TCI2510C034714414","price":7562000.0,"currency_code":"IDR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0756\/7156\/8602\/files\/TCI2510C0347.jpg?v=1767095063"},{"product_id":"tci2510c034814415","title":"TCI C0348 24302-67-8 Cinchonidine Dihydrochloride","description":"\u003ch3\u003eDescription\u003c\/h3\u003e\n\u003cp\u003eTCI C0348 Cinchonidine Dihydrochloride, CAS 24302-67-8, is the dihydrochloride salt of the cinchona alkaloid cinchonidine. Salt formation changes its handling profile compared with the free base, generally improving solubility in aqueous and more polar media while remaining convenient to weigh and store. The cinchona framework retains the stereogenic centres responsible for chiral induction, so the compound serves as an organocatalyst precursor, a starting material for cinchona-derived ligands and phase transfer catalysts, and a reagent in enantiomer separation studies. AMI Scientific supplies this TCI product in a 25 g pack; store it tightly closed, away from moisture, and consult the manufacturer's Safety Data Sheet before use.\u003c\/p\u003e\n\u003cp\u003e---\u003c\/p\u003e","brand":"TCI","offers":[{"title":"25g","offer_id":48085991522522,"sku":"TCI2510C034814415","price":1546000.0,"currency_code":"IDR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0756\/7156\/8602\/files\/TCI2510C0348.jpg?v=1767095067"},{"product_id":"tci2510c034914416","title":"TCI C0349 524-61-8 Cinchonidine Sulfate Dihydrate","description":"\u003ch3\u003eDescription\u003c\/h3\u003e\n\u003cp\u003eCinchonidine Sulfate Dihydrate (TCI C0349, CAS 524-61-8) is a cinchona alkaloid salt widely used as an organocatalyst and chiral resolving agent. Its quinuclidine nitrogen and secondary hydroxyl group create a well-defined chiral environment that supports asymmetric transformations at laboratory scale. Researchers also rely on it to form diastereomeric salts with racemic carboxylic acids for classical resolution by crystallisation. AMI Scientific supplies this product in a 25 g pack for research and industrial laboratories in Indonesia, and users should always consult the official TCI safety data sheet before handling.\u003c\/p\u003e","brand":"TCI","offers":[{"title":"25g","offer_id":48085991555290,"sku":"TCI2510C034914416","price":1350000.0,"currency_code":"IDR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0756\/7156\/8602\/files\/TCI2510C0349.jpg?v=1767095071"},{"product_id":"tci2510c035014417","title":"TCI C0350 118-10-5 Cinchonine","description":"\u003ch3\u003eDescription\u003c\/h3\u003e\n\u003cp\u003eCinchonine (TCI C0350, CAS 118-10-5) is a naturally occurring cinchona alkaloid and one of the most established chiral catalysts in asymmetric synthesis. Because it behaves as a pseudo-enantiomer of cinchonidine, the two are frequently paired to access opposite stereochemical outcomes within the same reaction system. It also serves as a starting scaffold for chiral phase-transfer catalysts and as a resolving agent for racemic acids. AMI Scientific offers this TCI product in 25 g and 200 g packs to suit both small-scale studies and more intensive synthetic work.\u003c\/p\u003e\n\u003ch3\u003eScientific References\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eBartók et al. (2005). Enantioselective hydrogenation of ethyl pyruvate catalysed by cinchonine-modified Pt\/Al2O3: tilted adsorption geometry of cinchonine. \u003cem\u003eCatalysis Letters\u003c\/em\u003e \u003ca href=\"https:\/\/doi.org\/10.1007\/s10562-004-3449-2\" target=\"_blank\" rel=\"nofollow noopener\"\u003edoi:10.1007\/s10562-004-3449-2\u003c\/a\u003e\n\u003c\/li\u003e\n\u003cli\u003eHuaizhi et al. (2000). Study on Adsorption Properties of Cinchonine Loaded Resin to Mo and V by ICP-AES. \u003cem\u003eAnalytical Letters\u003c\/em\u003e \u003ca href=\"https:\/\/doi.org\/10.1080\/00032710008543172\" target=\"_blank\" rel=\"nofollow noopener\"\u003edoi:10.1080\/00032710008543172\u003c\/a\u003e\n\u003c\/li\u003e\n\u003cli\u003eXi et al. (2013). Cinchonine and thiourea. \u003cem\u003eChemical Communications\u003c\/em\u003e \u003ca href=\"https:\/\/doi.org\/10.1039\/c3cc40825f\" target=\"_blank\" rel=\"nofollow noopener\"\u003edoi:10.1039\/c3cc40825f\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":"25g","offer_id":48085991620826,"sku":"TCI2510C035014417","price":1631000.0,"currency_code":"IDR","in_stock":true},{"title":"200g","offer_id":48085991653594,"sku":"TCI2510C035014418","price":8741000.0,"currency_code":"IDR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0756\/7156\/8602\/files\/TCI2510C0350.jpg?v=1767095075"},{"product_id":"tci2510c097215327","title":"TCI C0972 35963-20-3 (-)-10-Camphorsulfonic Acid","description":"\u003ch3\u003eDescription\u003c\/h3\u003e\n\u003cp\u003eTCI C0972 (-)-10-Camphorsulfonic Acid (CAS 35963-20-3) is a crystalline chiral sulfonic acid available in 25 g, 100 g, and 500 g pack sizes. It is widely used as a resolving agent for racemic amines, forming diastereomeric salts that can be separated by crystallization. The compound also serves as a strong Brønsted acid catalyst for acetal formation, deprotection, and related transformations. Store it tightly sealed in a cool, dry place and wear gloves and eye protection when weighing, as the solid is corrosive.\u003c\/p\u003e\n\u003ch3\u003eScientific References\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eZhang et al. (2002). Synthesis and characterization of self-assembled polyaniline nanotubes doped with D-10-camphorsulfonic acid. \u003cem\u003eNanotechnology\u003c\/em\u003e \u003ca href=\"https:\/\/doi.org\/10.1088\/0957-4484\/13\/6\/311\" target=\"_blank\" rel=\"nofollow noopener\"\u003edoi:10.1088\/0957-4484\/13\/6\/311\u003c\/a\u003e\n\u003c\/li\u003e\n\u003cli\u003eZhai et al. (2020). Anti-Corrosive Coating of Carbon-Steel Assisted by Polymer-Camphorsulfonic Acid Embedded within Graphene. \u003cem\u003eCoatings\u003c\/em\u003e \u003ca href=\"https:\/\/doi.org\/10.3390\/coatings10090879\" target=\"_blank\" rel=\"nofollow noopener\"\u003edoi:10.3390\/coatings10090879\u003c\/a\u003e\n\u003c\/li\u003e\n\u003cli\u003eSong et al. (2013). Improved thermoelectric performance of PEDOT:PSS film treated with camphorsulfonic acid. \u003cem\u003eJournal of Polymer Research\u003c\/em\u003e \u003ca href=\"https:\/\/doi.org\/10.1007\/s10965-013-0316-0\" target=\"_blank\" rel=\"nofollow noopener\"\u003edoi:10.1007\/s10965-013-0316-0\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":"25g","offer_id":48086040969434,"sku":"TCI2510C097215327","price":1378000.0,"currency_code":"IDR","in_stock":true},{"title":"100g","offer_id":48086041002202,"sku":"TCI2510C097215328","price":3852000.0,"currency_code":"IDR","in_stock":true},{"title":"500g","offer_id":48086041034970,"sku":"TCI2510C097215329","price":11805000.0,"currency_code":"IDR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0756\/7156\/8602\/files\/TCI2510C0972.jpg?v=1767096117"},{"product_id":"tci2510c272817583","title":"TCI C2728 1440939-88-7 N-[(9S)-8alpha-Cinchonan-9-yl]quinoline-8-sulfonamide","description":"\u003ch3\u003eDescription\u003c\/h3\u003e\n\u003cp\u003eN-[(9S)-8alpha-Cinchonan-9-yl]quinoline-8-sulfonamide is a specialized chemical compound widely used in catalytic and organic reactions within laboratory settings. This compound plays a crucial role in facilitating chemical transformations by acting as an organocatalyst. Its unique structure combines elements of quinoline and cinchona, which contribute to its catalytic efficiency. This compound is particularly valuable in research environments where precise and effective catalytic performance is required. Its ability to interact selectively with substrates makes it a preferred choice for complex chemical processes.\u003c\/p\u003e\n\u003cp\u003eThe compound’s molecular structure allows for specific interactions with various substrates, enhancing reaction efficiency and selectivity. Its stability under standard laboratory conditions ensures consistent performance across different experimental setups. Additionally, the compound exhibits good solubility in common organic solvents, making it versatile for a wide range of applications. These properties make it a reliable and efficient tool for researchers working in organic chemistry and catalysis.\u003c\/p\u003e\n\u003cp\u003eIn Indonesian laboratories, this compound is commonly used in academic and research institutions for advanced chemical experiments. Its application is particularly relevant in studies involving asymmetric catalysis and oxidation reactions. Due to its effectiveness and reliability, it is a valuable resource for scientists and researchers aiming to achieve high-quality results in their experiments. Its availability through AMI Scientific ensures that Indonesian researchers have access to this essential chemical for their work.\u003c\/p\u003e\n\u003ch3\u003eLaboratory Applications\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eAsymmetric Catalysis: This compound is ideal for asymmetric catalysis due to its chiral structure, enabling the selective synthesis of enantiomerically pure compounds.\u003c\/li\u003e\n\u003cli\u003eOxidation Reactions: Its catalytic properties make it suitable for oxidation reactions, where it facilitates the conversion of substrates with high efficiency.\u003c\/li\u003e\n\u003cli\u003eOrganic Synthesis: The compound is widely used in organic synthesis for its ability to promote complex chemical transformations with minimal side reactions.\u003c\/li\u003e\n\u003cli\u003eGreen Chemistry Initiatives: Its efficiency and selectivity align with green chemistry principles, reducing waste and improving reaction sustainability.\u003c\/li\u003e\n\u003cli\u003eResearch and Development: It is a key component in R\u0026amp;D projects requiring precise and effective catalytic performance in diverse chemical 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: 1440939-88-7\u003c\/li\u003e\n\u003cli\u003eCategory: Chemistry \u0026gt; Catalysis and Inorganic Chemistry \u0026gt; Organocatalysts [Catalysis]\u003c\/li\u003e\n\u003cli\u003ePack sizes: Available in various quantities as per standard laboratory requirements\u003c\/li\u003e\n\u003cli\u003ePhysical form: Solid powder\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 stability and effectiveness. It is recommended to keep it in a sealed container to prevent moisture absorption and contamination. Due to its chemical nature, it should be handled with care, using appropriate personal protective equipment such as gloves and safety goggles. It is advisable to store it away from incompatible substances to avoid any potential chemical interactions. Proper labeling of storage containers is essential for safe handling and easy identification. Regular monitoring of storage conditions ensures the compound remains in optimal condition for laboratory use.\u003c\/p\u003e","brand":"TCI","offers":[{"title":"100mg","offer_id":48086194094298,"sku":"TCI2510C272817583","price":3205000.0,"currency_code":"IDR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0756\/7156\/8602\/files\/TCI2510C2728.jpg?v=1767098697"},{"product_id":"tci2510d213022189","title":"TCI D2130 112022-83-0 (R)-5,5-Diphenyl-2-methyl-3,4-propano-1,3,2-oxazaborolidine","description":"\u003ch3\u003eDescription\u003c\/h3\u003e\n\u003cp\u003eTCI D2130, (R)-5,5-Diphenyl-2-methyl-3,4-propano-1,3,2-oxazaborolidine, is a chiral catalyst belonging to the oxazaborolidine family, widely known among synthetic chemists as the CBS catalyst. The compound is used together with a hydride source such as borane to carry out enantioselective reduction of prochiral ketones, delivering secondary alcohols in which one configuration predominates. Its role in the laboratory is strategically important because many bioactive molecules and active pharmaceutical ingredients display the desired activity in only one enantiomeric form, making control of chirality a fundamental requirement in modern synthesis.\u003c\/p\u003e\n\u003cp\u003eThe properties that lead chemists to select this catalyst are its ability to provide high selectivity under relatively mild reaction conditions, its effectiveness in substoichiometric amounts, which conserves material, and the fact that the products it generates are straightforward to separate during post-reaction work-up. The bicyclic framework, bearing two bulky phenyl groups at the 5-position, creates a well-defined steric environment around the boron atom, and it is precisely this environment that directs the approach of hydride to one face of the ketone. Because the catalyst is available both as the (R) form and as its enantiomeric counterpart, the chemist can choose which configuration of the alcohol product to obtain.\u003c\/p\u003e\n\u003cp\u003eIn Indonesian laboratories, this catalyst is typically used in organic synthesis and medicinal chemistry research groups at universities, in research institutes, and in pharmaceutical development laboratories where a defined stereochemical outcome is required. It is generally applied on a small preparative scale, in method development and route-scouting work, and in the preparation of chiral intermediates and reference standards, where reagent quantities are modest and consistent enantioselectivity matters more than throughput.\u003c\/p\u003e\n\u003ch3\u003eLaboratory Applications\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eEnantioselective reduction of prochiral ketones — the defined steric environment around boron directs hydride delivery to a single ketone face, giving secondary alcohols with one dominant configuration.\u003c\/li\u003e\n\u003cli\u003eSynthesis of chiral pharmaceutical intermediates — many active pharmaceutical ingredients are active in only one enantiomeric form, so a catalyst that controls configuration is essential to the route.\u003c\/li\u003e\n\u003cli\u003ePreparation of chiral secondary alcohol building blocks — the alcohol products serve as stereochemically defined starting points for further transformations in multi-step synthetic sequences.\u003c\/li\u003e\n\u003cli\u003eAsymmetric synthesis method development — the catalyst works under relatively mild conditions and in substoichiometric amounts, making it economical for screening and optimising reduction protocols.\u003c\/li\u003e\n\u003cli\u003eAccess to a chosen product configuration — because both the (R) form and its enantiomer are available, chemists can select which enantiomeric alcohol a given synthetic route produces.\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: 112022-83-0\u003c\/li\u003e\n\u003cli\u003eChemical name: (R)-5,5-Diphenyl-2-methyl-3,4-propano-1,3,2-oxazaborolidine\u003c\/li\u003e\n\u003cli\u003eCategory: Chemistry \u0026gt; Asymmetric Synthesis \u0026gt; Chiral Catalysts, Chiral Ligands, Chiral Reagents\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 tightly 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, well-ventilated area, away from moisture, heat, and sources of ignition, and follow the storage conditions printed on the manufacturer's label and safety data sheet. Keep the material in its original container or in a clean, dry, well-sealed vessel that is compatible with boron-containing reagents; transfer under an inert atmosphere where the laboratory protocol calls for it. Handle only in a functioning fume hood, wearing safety glasses, chemically resistant gloves, and a laboratory coat. Because the compound is used together with borane-type hydride sources, keep it separate from water, alcohols, oxidising agents, and other incompatible chemicals. Label all working containers clearly, minimise exposure of the material to air and humidity during weighing, and dispose of residues and contaminated consumables in accordance with institutional chemical waste procedures.\u003c\/p\u003e","brand":"TCI","offers":[{"title":"1g","offer_id":48086496968922,"sku":"TCI2510D213022189","price":1799000.0,"currency_code":"IDR","in_stock":true},{"title":"5g","offer_id":48086497001690,"sku":"TCI2510D213022190","price":5988000.0,"currency_code":"IDR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0756\/7156\/8602\/files\/TCI2510D2130.jpg?v=1767104260"},{"product_id":"tci2510d213122191","title":"TCI D2131 112022-81-8 (S)-5,5-Diphenyl-2-methyl-3,4-propano-1,3,2-oxazaborolidine","description":"\u003ch3\u003eDescription\u003c\/h3\u003e\n\u003cp\u003eTCI D2131 (S)-5,5-Diphenyl-2-methyl-3,4-propano-1,3,2-oxazaborolidine is a chiral oxazaborolidine catalyst and the enantiomeric counterpart of the (R) variant. As a member of the CBS class of catalysts, it is used together with borane as the hydride source to reduce prochiral ketones into chiral secondary alcohols, delivering the opposite product configuration compared with its paired catalyst. The availability of both enantiomers is precisely what makes this catalyst system so useful in synthesis laboratories, because researchers can select the desired direction of chiral induction simply by switching catalysts, without having to redesign the entire synthetic route.\u003c\/p\u003e\n\u003cp\u003eThe characteristics that lead researchers to choose this catalyst are its high level of enantioselectivity across a wide range of ketone types, the small catalyst loading required because it operates catalytically rather than stoichiometrically, and reaction conditions that are relatively mild, so other functional groups on the substrate molecule generally remain intact. The rigid bicyclic framework, bearing two bulky phenyl groups, forms a well-defined steric pocket around the boron atom, and it is this pocket that controls the orientation of the ketone as it coordinates. The generally straightforward post-reaction workup is a further practical advantage.\u003c\/p\u003e\n\u003cp\u003eIn Indonesian laboratories, this catalyst is typically used in academic and industrial research settings where a single enantiomer of a secondary alcohol is required, such as asymmetric synthesis studies, the preparation of chiral intermediates, and method development work. Because both enantiomeric forms of the catalyst are available, laboratories can run comparative experiments on the same substrate and obtain either product configuration, which supports teaching, publication-oriented research, and process development on a laboratory scale.\u003c\/p\u003e\n\u003ch3\u003eLaboratory Applications\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eAsymmetric reduction of prochiral ketones — used with borane as hydride source to deliver chiral secondary alcohols with high enantioselectivity across many ketone classes.\u003c\/li\u003e\n\u003cli\u003ePreparation of chiral intermediates — provides access to a defined alcohol configuration for downstream synthetic steps without redesigning the overall route.\u003c\/li\u003e\n\u003cli\u003eEnantiomer-selection studies — pairing this (S) catalyst with the (R) variant allows either product configuration to be obtained on the same substrate.\u003c\/li\u003e\n\u003cli\u003eMethodology and route development — the small catalytic loading and mild conditions make it practical for screening reduction conditions on sensitive, multifunctional substrates.\u003c\/li\u003e\n\u003cli\u003eTeaching and demonstration of stereocontrol — the rigid bicyclic structure with two bulky phenyl groups clearly illustrates how a steric pocket around boron governs ketone orientation.\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: D2131\u003c\/li\u003e\n\u003cli\u003eCAS number: 112022-81-8\u003c\/li\u003e\n\u003cli\u003eChemical name: (S)-5,5-Diphenyl-2-methyl-3,4-propano-1,3,2-oxazaborolidine\u003c\/li\u003e\n\u003cli\u003eCategory: Chemistry \u0026gt; Asymmetric Synthesis \u0026gt; Chiral Catalysts, Chiral Ligands, Chiral Reagents\u003c\/li\u003e\n\u003cli\u003ePack sizes and storage: available in the pack sizes offered by the manufacturer; 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 catalyst in its original tightly closed container, in a cool, dry, and well-ventilated area away from moisture, direct sunlight, and heat sources, and follow the specific storage conditions printed on the manufacturer's label and safety data sheet. Oxazaborolidine catalysts are generally moisture-sensitive, so handling under dry, inert conditions and minimising exposure to air during weighing is advisable. Use appropriate personal protective equipment, including gloves, safety glasses, and a laboratory coat, and carry out transfers in a fume hood. Keep the material separate from incompatible substances, and consult the safety data sheet before use and for disposal guidance.\u003c\/p\u003e","brand":"TCI","offers":[{"title":"1g","offer_id":48086497067226,"sku":"TCI2510D213122191","price":1885000.0,"currency_code":"IDR","in_stock":true},{"title":"5g","offer_id":48086497099994,"sku":"TCI2510D213122192","price":6241000.0,"currency_code":"IDR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0756\/7156\/8602\/files\/TCI2510D2131.jpg?v=1767104264"},{"product_id":"tci2510d272923054","title":"TCI D2729 65283-60-5 (R)-(-)-6,6'-Dibromo-1,1'-bi-2-naphthol","description":"\u003ch3\u003eDescription\u003c\/h3\u003e\n\u003cp\u003e(R)-(-)-6,6'-Dibromo-1,1'-bi-2-naphthol is a chiral compound widely used in asymmetric synthesis to produce molecules with specific optical properties. This reagent plays a crucial role in laboratory settings where precise control over stereochemistry is essential. It is commonly employed in reactions that require chiral catalysts or ligands to direct the formation of enantiomerically pure products. Its unique molecular structure enables it to act as a highly selective reagent in complex organic synthesis processes.\u003c\/p\u003e\n\u003cp\u003eThe compound's chiral nature and structural complexity make it a preferred choice for researchers aiming to achieve high enantiomeric excess in their reactions. Its two bromo groups positioned at the 6 and 6' positions of the bi-naphthol framework contribute to its specificity in stereoselective reactions. This makes it particularly valuable in applications where stereochemical control is critical, such as in pharmaceutical and agrochemical research. Its ability to influence reaction pathways with minimal side reactions enhances its utility in advanced synthetic strategies.\u003c\/p\u003e\n\u003cp\u003eIn Indonesian laboratories, this compound is extensively used in organic chemistry research, especially in asymmetric synthesis and drug development. It is a key component in studies focused on creating chiral molecules with specific biological activities. Many research institutions and universities in Indonesia rely on this reagent to advance their understanding of stereochemistry and catalytic processes. Its application is particularly relevant in the development of new therapeutic agents and functional materials.\u003c\/p\u003e\n\u003ch3\u003eLaboratory Applications\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eAsymmetric Synthesis: This compound is ideal for asymmetric synthesis due to its chiral structure, enabling the selective formation of enantiomerically pure products.\u003c\/li\u003e\n\u003cli\u003ePharmaceutical Research: It is used in drug development to produce chiral compounds with specific biological activities, crucial for creating effective therapeutic agents.\u003c\/li\u003e\n\u003cli\u003eOrganic Chemistry Studies: Researchers use it to explore stereoselective reactions and understand the impact of chirality on molecular behavior.\u003c\/li\u003e\n\u003cli\u003eCatalyst Development: Its structural properties make it suitable for designing and testing new chiral catalysts in synthetic processes.\u003c\/li\u003e\n\u003cli\u003eMaterial Science Applications: It contributes to the synthesis of functional materials with controlled stereochemistry, enhancing their performance in various industrial 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: 65283-60-5\u003c\/li\u003e\n\u003cli\u003eCategory: Chemistry \u0026gt; Asymmetric Synthesis \u0026gt; Chiral Catalysts, Chiral Ligands, Chiral 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 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 high-density polyethylene to prevent contamination and degradation. Due to its chiral nature, it is essential to handle it with care to avoid any unintended racemization or loss of optical purity. Proper labeling and storage conditions are crucial to ensure its effectiveness in laboratory applications. Always follow standard safety protocols when handling chiral reagents to maintain a safe and efficient research environment.\u003c\/p\u003e","brand":"TCI","offers":[{"title":"1g","offer_id":48086580265178,"sku":"TCI2510D272923054","price":4723000.0,"currency_code":"IDR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0756\/7156\/8602\/files\/TCI2510D2729.jpg?v=1767105245"},{"product_id":"tci2510d273023055","title":"TCI D2730 80655-81-8 (S)-(+)-6,6'-Dibromo-1,1'-bi-2-naphthol","description":"\u003ch3\u003eDescription\u003c\/h3\u003e\n\u003cp\u003eTCI D2730 (S)-(+)-6,6'-Dibromo-1,1'-bi-2-naphthol is the enantiomeric counterpart of the brominated BINOL series and a key reagent in asymmetric synthesis. The molecule consists of two naphthol units joined at the 1,1' positions, so rotation between the rings is hindered and a stable axial chirality is maintained at ordinary laboratory working temperatures. The two opposing hydroxyl groups form a chiral pocket capable of binding metals or acting as an organocatalyst scaffold, while the two bromine atoms at the 6 and 6' positions open the way to further structural elaboration.\u003c\/p\u003e\n\u003cp\u003eThe characteristic that leads researchers to select this material is its availability as a single enantiomer of (S) configuration, which allows the direction of chiral induction in a reaction to be reversed without altering any other condition. Comparing results obtained with the (R) and (S) series is the most direct way to demonstrate that the selectivity of a reaction is genuinely controlled by the catalyst. The bromine substituents lower the electron density of the aromatic framework, influencing the acidity of phosphate derivatives while also providing reactive sites for cross-coupling. The rigid binaphthyl backbone keeps the geometry of the chiral pocket consistent.\u003c\/p\u003e\n\u003cp\u003eIn Indonesian laboratories, this reagent is typically used in university and institutional research groups working on asymmetric catalysis, where the (S) enantiomer is ordered alongside the (R) form so that both directions of chiral induction can be examined in the same study. It is handled in synthetic organic chemistry laboratories as a starting scaffold for preparing chiral ligands and organocatalysts, and it serves method-development work where enantioselectivity must be established with confidence rather than assumed.\u003c\/p\u003e\n\u003ch3\u003eLaboratory Applications\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eChiral ligand synthesis: the two hydroxyl groups form a defined chiral pocket that binds metal centres, making this compound a direct precursor for ligands used in enantioselective transformations.\u003c\/li\u003e\n\u003cli\u003eOrganocatalyst preparation: the rigid binaphthyl backbone serves as a scaffold for chiral phosphate and related organocatalysts, with the bromine substituents tuning the acidity of the derived catalyst.\u003c\/li\u003e\n\u003cli\u003eCross-coupling elaboration: bromine atoms at the 6 and 6' positions provide reactive handles for cross-coupling chemistry, allowing systematic extension of the binaphthol core into larger structures.\u003c\/li\u003e\n\u003cli\u003eControl experiments in asymmetric catalysis: as the single (S) enantiomer, it reverses the direction of chiral induction while every other reaction condition is held unchanged.\u003c\/li\u003e\n\u003cli\u003eSelectivity verification studies: comparing outcomes between the (R) and (S) series is the most direct demonstration that observed selectivity is genuinely controlled by the catalyst rather than the substrate.\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: 80655-81-8\u003c\/li\u003e\n\u003cli\u003eCategory: Chemistry \u0026gt; Asymmetric Synthesis \u0026gt; Chiral Catalysts, Chiral Ligands, Chiral Reagents\u003c\/li\u003e\n\u003cli\u003eChemical name: (S)-(+)-6,6'-Dibromo-1,1'-bi-2-naphthol\u003c\/li\u003e\n\u003cli\u003ePack sizes: available in TCI standard research-scale packaging; please confirm the required pack size when ordering\u003c\/li\u003e\n\u003cli\u003eStorage: store in a cool, dry place in a tightly closed original container, protected from light\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eHandling and Storage\u003c\/h3\u003e\n\u003cp\u003eKeep the material in its original tightly closed container in a cool, dry place away from direct light and moisture, since prolonged exposure to air and light is undesirable for phenolic aromatic compounds. Amber glass or the supplier's original packaging is suitable, and containers should be resealed promptly after each use to preserve enantiomeric integrity. Handle inside a fume hood using gloves, safety glasses, and a laboratory coat, and avoid generating or inhaling dust when weighing. Use clean, dry spatulas to prevent cross-contamination between the (S) and (R) series, label all secondary containers clearly with configuration and CAS number, and consult the manufacturer's safety data sheet before use and disposal.\u003c\/p\u003e","brand":"TCI","offers":[{"title":"1g","offer_id":48086580297946,"sku":"TCI2510D273023055","price":3852000.0,"currency_code":"IDR","in_stock":true},{"title":"5g","offer_id":48086580330714,"sku":"TCI2510D273023056","price":11468000.0,"currency_code":"IDR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0756\/7156\/8602\/files\/TCI2510D2730.jpg?v=1767105249"},{"product_id":"tci2510d281023158","title":"TCI D2810 111795-43-8 (R)-3,3'-Dibromo-1,1'-bi-2-naphthol","description":"\u003ch3\u003eDescription\u003c\/h3\u003e\n\u003cp\u003e(R)-3,3'-Dibromo-1,1'-bi-2-naphthol is a chiral compound widely used in asymmetric synthesis to produce molecules with specific stereochemistry and desired biological activity. This reagent plays a crucial role in organic chemistry laboratories, particularly in the development of enantiomerically pure compounds. Its application extends to pharmaceutical and biochemical research, where precise control over molecular structure is essential for drug development and functional molecule synthesis.\u003c\/p\u003e\n\u003cp\u003eThe compound’s unique structure, featuring two bromine atoms at the 3 and 3’ positions of the bi-2-naphthol framework, contributes to its high reactivity and compatibility with chiral catalysts. This structural feature allows it to effectively participate in asymmetric catalytic reactions, enhancing enantioselectivity. Its aromatic nature and functional groups make it a versatile tool for synthetic chemists aiming to achieve high stereocontrol in complex molecule synthesis.\u003c\/p\u003e\n\u003cp\u003eIn Indonesian laboratories, this compound is commonly used in research focused on organic chemistry, pharmacology, and biochemistry. It supports the development of new compounds with potential applications in medicine and industry. Many research institutions and universities in Indonesia rely on this material for advanced synthetic processes and experimental studies requiring high precision and selectivity.\u003c\/p\u003e\n\u003ch3\u003eLaboratory Applications\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eAsymmetric synthesis in pharmaceutical research due to its ability to produce enantiomerically pure compounds with high selectivity.\u003c\/li\u003e\n\u003cli\u003eChiral ligand applications in catalytic reactions that require precise stereochemical control for drug molecule development.\u003c\/li\u003e\n\u003cli\u003eOrganic synthesis of complex molecules where stereochemistry plays a critical role in determining biological activity.\u003c\/li\u003e\n\u003cli\u003eBiochemical studies involving chiral compounds that mimic natural molecules and interact with biological targets.\u003c\/li\u003e\n\u003cli\u003eResearch in medicinal chemistry for the design and synthesis of novel therapeutic agents with improved efficacy and reduced side effects.\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: 111795-43-8\u003c\/li\u003e\n\u003cli\u003eCategory: Chemistry \u0026gt; Asymmetric Synthesis \u0026gt; Chiral Catalysts, Chiral Ligands, Chiral Reagents\u003c\/li\u003e\n\u003cli\u003ePack sizes: Available in various quantities as per standard chemical supply practices\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 sunlight and sources of heat. It is recommended to keep it in a sealed container to prevent moisture absorption and maintain its chemical integrity. Due to its brominated structure, it may react with certain materials, so it should be handled with care and stored in a compatible container such as glass or high-density polyethylene. Laboratory personnel should ensure proper ventilation when working with this compound and avoid exposure to open flames or high temperatures. Regular monitoring of storage conditions is advised to ensure the material remains stable and suitable for use in research applications.\u003c\/p\u003e","brand":"TCI","offers":[{"title":"1g","offer_id":48086589178074,"sku":"TCI2510D281023158","price":5144000.0,"currency_code":"IDR","in_stock":true},{"title":"5g","offer_id":48086589210842,"sku":"TCI2510D281023159","price":16414000.0,"currency_code":"IDR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0756\/7156\/8602\/files\/TCI2510D2810.jpg?v=1767105396"},{"product_id":"tci2510d281123160","title":"TCI D2811 119707-74-3 (S)-3,3'-Dibromo-1,1'-bi-2-naphthol","description":"\u003ch3\u003eDescription\u003c\/h3\u003e\n\u003cp\u003e(S)-3,3'-Dibromo-1,1'-bi-2-naphthol is a chiral compound widely used in asymmetric synthesis to produce molecules with defined stereochemistry. This material plays a crucial role in organic chemistry laboratories, particularly in the development of pharmaceuticals, industrial chemicals, and bioactive compounds. Its unique structure allows it to act as a chiral reagent or catalyst, enabling precise control over the stereochemical outcome of chemical reactions. In research settings, it is essential for creating enantiomerically pure products, which are vital in drug development and advanced chemical synthesis. The compound's ability to influence reaction pathways makes it a valuable tool for scientists aiming to achieve high selectivity and yield in complex synthetic processes.\u003c\/p\u003e\n\u003cp\u003eThe compound's chiral nature and structural complexity are key factors that make it a preferred choice in asymmetric synthesis. Its ability to interact selectively with other reactants ensures that only the desired stereoisomer is formed, reducing the need for additional purification steps. This characteristic is especially important in the production of pharmaceuticals, where the stereochemistry of a molecule can significantly affect its biological activity. Additionally, its stability under various reaction conditions enhances its utility in a wide range of chemical processes. These properties make it a reliable and effective component in both academic and industrial research environments.\u003c\/p\u003e\n\u003cp\u003eIn Indonesian laboratories, (S)-3,3'-Dibromo-1,1'-bi-2-naphthol is commonly used in research related to organic chemistry, drug discovery, and materials science. It is frequently employed in academic institutions and research centers to support the development of new compounds and to meet the growing demand for chiral pharmaceuticals. Its application is also seen in the production of specialty chemicals and in studies focused on improving synthetic efficiency and product purity.\u003c\/p\u003e\n\u003ch3\u003eLaboratory Applications\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eAsymmetric synthesis is a key application where this compound is used to produce enantiomerically pure compounds, which are essential in pharmaceutical development.\u003c\/li\u003e\n\u003cli\u003eChiral catalyst development benefits from this material's ability to influence reaction stereochemistry, making it ideal for creating new catalytic systems.\u003c\/li\u003e\n\u003cli\u003eOrganic chemistry research utilizes this compound to explore stereochemical control in complex synthetic pathways, enhancing the efficiency of chemical processes.\u003c\/li\u003e\n\u003cli\u003eDrug discovery projects rely on this reagent to synthesize bioactive molecules with specific stereochemical configurations, improving the effectiveness of potential therapeutic agents.\u003c\/li\u003e\n\u003cli\u003eIndustrial chemical production uses this compound to create specialty chemicals with defined chiral properties, meeting the needs of various manufacturing sectors.\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: 119707-74-3\u003c\/li\u003e\n\u003cli\u003eCategory: Chemistry \u0026gt; Asymmetric Synthesis \u0026gt; Chiral Catalysts, Chiral Ligands, Chiral Reagents\u003c\/li\u003e\n\u003cli\u003ePack sizes: Available in various quantities as per supplier specifications\u003c\/li\u003e\n\u003cli\u003ePhysical form: Solid (as per standard product description)\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 stability and effectiveness. It is recommended to use airtight containers to prevent exposure to air and humidity, which could affect its chemical integrity. In laboratory settings, proper personal protective equipment, such as gloves and safety goggles, should be worn when handling the material to ensure safety. The compound is not flammable, but it should be handled with care to avoid contamination. It is important to store it in a well-ventilated area and keep it away from incompatible substances to prevent any adverse reactions. Regular monitoring of storage conditions ensures the compound remains in optimal condition for use in research applications.\u003c\/p\u003e","brand":"TCI","offers":[{"title":"1g","offer_id":48086589243610,"sku":"TCI2510D281123160","price":4470000.0,"currency_code":"IDR","in_stock":true},{"title":"5g","offer_id":48086589276378,"sku":"TCI2510D281123161","price":15712000.0,"currency_code":"IDR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0756\/7156\/8602\/files\/TCI2510D2811.jpg?v=1767105400"},{"product_id":"tci2510d347523760","title":"TCI D3475 2010983-27-2 6,10-Dibenzyl-N,N'-dimethyl-N,N,N',N'-tetrakis(4-methylbenzyl)-1,4-dioxaspiro[4.5]decane-(2R,3R)-diylbis(methylammonium) Bis(tetrafluoroborate) [=(R,R)-TaDiAS-2nd]","description":"\u003ch3\u003eDescription\u003c\/h3\u003e\n\u003cp\u003eTCI D3475, catalogue name 6,10-Dibenzyl-N,N'-dimethyl-N,N,N',N'-tetrakis(4-methylbenzyl)-1,4-dioxaspiro[4.5]decane-(2R,3R)-diylbis(methylammonium) Bis(tetrafluoroborate), also written (R,R)-TaDiAS-2nd, is a second-generation chiral catalyst from the TaDiAS family: a tartaric acid–derived quaternary bis-ammonium salt designed specifically for asymmetric synthesis. Its full name describes a spiroacetal framework carrying two stereocentres of R,R configuration together with two positively charged ammonium centres, each balanced by a tetrafluoroborate anion. Catalysts of this type function as chiral phase-transfer catalysts, shuttling nucleophilic anions from an aqueous phase into an organic phase while simultaneously directing their attack from one face only.\u003c\/p\u003e\n\u003cp\u003eThe property that gives this reagent its high value in the laboratory is the presence of two ammonium centres within a single molecule, which creates a tight chiral pocket around the ion pair. Four 4-methylbenzyl groups, together with the two benzyl groups on the spiro skeleton, assemble a firmly defined steric environment, so a substrate can only approach comfortably through one particular orientation and the reaction delivers product with high enantiomeric excess. The tetrafluoroborate counter-anion is weakly coordinating, leaving the ammonium centres available to organise the reacting ion pair rather than being tied up by their own counter-ion.\u003c\/p\u003e\n\u003cp\u003eIn Indonesian laboratories this catalyst is typically used in university research groups, graduate methodology projects, and pharmaceutical or fine-chemical development work where a single enantiomer of a target molecule is required. It is normally handled at small scale on the bench, in catalytic loadings, within biphasic reaction systems set up for asymmetric alkylation and related transformations. Because it is supplied as a defined single stereoisomer, it also serves as a dependable reference catalyst when a group is validating or comparing asymmetric methods.\u003c\/p\u003e\n\u003ch3\u003eLaboratory Applications\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eAsymmetric phase-transfer alkylation — the bis-ammonium structure carries nucleophilic anions into the organic phase while its chiral pocket forces attack from a single face, giving high enantioselectivity.\u003c\/li\u003e\n\u003cli\u003eEnantioselective synthesis of chiral building blocks — the fixed (2R,3R) configuration of the spiroacetal backbone allows researchers to target one predictable enantiomeric series throughout a synthetic route.\u003c\/li\u003e\n\u003cli\u003ePharmaceutical intermediate development — a defined single-stereoisomer catalyst supports work where only one enantiomer of an active molecule is biologically relevant and the other must be suppressed.\u003c\/li\u003e\n\u003cli\u003eAsymmetric catalysis methodology research — the second-generation TaDiAS design, with four 4-methylbenzyl and two benzyl groups, makes it a useful probe of how steric bulk controls stereochemical outcome.\u003c\/li\u003e\n\u003cli\u003eReference catalyst for comparative screening — because its structure, stereochemistry and CAS identity are unambiguous, it serves as a benchmark against which newly prepared chiral catalysts can be measured.\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: 2010983-27-2\u003c\/li\u003e\n\u003cli\u003eCategory: Chemistry \u0026gt; Asymmetric Synthesis \u0026gt; Chiral Catalysts, Chiral Ligands, Chiral Reagents\u003c\/li\u003e\n\u003cli\u003eChemical class: tartaric acid–derived quaternary bis-ammonium salt with bis(tetrafluoroborate) counter-anions\u003c\/li\u003e\n\u003cli\u003eStereochemistry: single defined stereoisomer, (2R,3R) configuration, (R,R)-TaDiAS-2nd\u003c\/li\u003e\n\u003cli\u003ePack sizes: available in TCI research-scale catalogue packs; please confirm the required pack size when ordering\u003c\/li\u003e\n\u003cli\u003eStorage: keep in the tightly closed original container in a cool, dry 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 place, protected from moisture and away from direct sunlight and sources of heat. As an ionic quaternary ammonium salt, it should be kept from prolonged exposure to humid air; a desiccator or a sealed secondary container is appropriate for opened packs, and weighing is best done quickly with clean dry spatulas to avoid caking. Handle in a fume hood using safety glasses, gloves, and a laboratory coat, and avoid generating or inhaling dust. Keep the container clearly labelled, return it to storage immediately after use, and follow the manufacturer's safety data sheet together with your institution's chemical waste procedures for disposal of residues and contaminated solvents.\u003c\/p\u003e","brand":"TCI","offers":[{"title":"200mg","offer_id":48086617817306,"sku":"TCI2510D347523760","price":3289000.0,"currency_code":"IDR","in_stock":true},{"title":"1g","offer_id":48086617850074,"sku":"TCI2510D347523761","price":11440000.0,"currency_code":"IDR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0756\/7156\/8602\/files\/TCI2510D3475.jpg?v=1767106148"},{"product_id":"tci2510d347623762","title":"TCI D3476 2135524-59-1 6,10-Dibenzyl-N,N'-dimethyl-N,N,N',N'-tetrakis(4-methylbenzyl)-1,4-dioxaspiro[4.5]decane-(2S,3S)-diylbis(methylammonium) Bis(tetrafluoroborate) [=(S,S)-TaDiAS-2nd]","description":"\u003ch3\u003eDescription\u003c\/h3\u003e\n\u003cp\u003eTCI D3476 is a chiral catalyst belonging to the diquaternary ammonium salt class, derived from a tartrate-based framework and widely known by the designation (S,S)-TaDiAS-2nd. The compound is supplied as a bis(tetrafluoroborate) salt bearing two positively charged ammonium centers attached to a 1,4-dioxaspiro[4.5]decane skeleton of (2S,3S) configuration. In the laboratory, this material functions as a chiral phase-transfer catalyst — a substance that shuttles anionic species from an aqueous or solid phase into the organic phase while establishing a chiral environment that directs the formation of one enantiomer predominantly. Its role is central to modern asymmetric synthesis research.\u003c\/p\u003e\n\u003cp\u003eThe characteristics that make this catalyst a preferred choice are the combination of a rigid tartrate framework with bulky 4-methylbenzyl and benzyl groups arranged around the ammonium centers. This densely packed steric arrangement creates a chiral pocket that effectively differentiates the two approach faces of a substrate, so that the enantiomeric selectivity obtained can be high even when the catalyst is used in small quantities. The tetrafluoroborate anion contributes good solubility in organic solvents together with non-coordinating character, which keeps the counter-ion from interfering with the reactive intermediates that form during the catalytic cycle.\u003c\/p\u003e\n\u003cp\u003eIn Indonesian laboratories, this reagent is typically found in university and institutional research groups working on asymmetric synthesis, medicinal chemistry, and the preparation of enantiomerically enriched building blocks. It is generally used at small scale on the bench, where a single package supports many exploratory reactions and catalyst-screening experiments. Researchers commonly handle it as part of methodology development studies, thesis work, and publication-oriented projects that require reliable stereochemical control rather than bulk production.\u003c\/p\u003e\n\u003ch3\u003eLaboratory Applications\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eAsymmetric phase-transfer alkylation — the diquaternary ammonium centers transport enolate anions into the organic phase while the rigid chiral pocket steers the alkylating agent to a single face of the substrate.\u003c\/li\u003e\n\u003cli\u003eEnantioselective synthesis of amino acid derivatives — the tartrate-derived framework provides the facial discrimination needed to build stereocenters adjacent to carbonyl groups with strong enantiomeric preference.\u003c\/li\u003e\n\u003cli\u003eMethodology development in asymmetric catalysis — researchers screen this catalyst against other chiral ammonium salts to establish structure-selectivity relationships within the TaDiAS family of catalysts.\u003c\/li\u003e\n\u003cli\u003ePreparation of enantiomerically enriched building blocks — small catalyst loadings can deliver chiral intermediates for downstream medicinal chemistry work without requiring stoichiometric chiral auxiliaries.\u003c\/li\u003e\n\u003cli\u003eTeaching and demonstration of chiral phase-transfer principles — the well-defined (2S,3S) configuration makes it a clear illustration of how catalyst stereochemistry translates into product enantioselectivity in graduate-level laboratory courses.\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: 2135524-59-1\u003c\/li\u003e\n\u003cli\u003eCategory: Chemistry \u0026gt; Asymmetric Synthesis \u0026gt; Chiral Catalysts, Chiral Ligands, Chiral Reagents\u003c\/li\u003e\n\u003cli\u003eChemical class: diquaternary ammonium salt, bis(tetrafluoroborate) counter-ion, (2S,3S) configuration\u003c\/li\u003e\n\u003cli\u003ePack sizes: available in the research-scale unit sizes offered by the manufacturer; please confirm the current packaging option when ordering\u003c\/li\u003e\n\u003cli\u003eStorage note: keep tightly closed in a cool, dry place away from moisture\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 location, protected from moisture and away from direct sunlight or heat sources. As an ammonium salt, the material is best kept in its original tightly sealed bottle or transferred to a well-sealed amber glass container with a chemically resistant closure; a desiccator or dry cabinet is advisable if the laboratory environment is humid. Weigh and transfer the solid inside a fume hood using clean, dry spatulas to avoid contamination and moisture uptake. Wear safety glasses, gloves, and a laboratory coat during handling, avoid the generation of dust, and wash hands thoroughly after use. Consult the manufacturer's safety data sheet before first use and follow institutional procedures for chemical waste disposal.\u003c\/p\u003e","brand":"TCI","offers":[{"title":"200mg","offer_id":48086617882842,"sku":"TCI2510D347623762","price":3289000.0,"currency_code":"IDR","in_stock":true},{"title":"1g","offer_id":48086617915610,"sku":"TCI2510D347623763","price":11440000.0,"currency_code":"IDR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0756\/7156\/8602\/files\/TCI2510D3476.jpg?v=1767106152"},{"product_id":"tci2510d398324431","title":"TCI D3983 903571-02-8 (+)-(5aR,10bS)-5a,10b-Dihydro-2-(2,4,6-trimethylphenyl)-4H,6H-indeno[2,1-b][1,2,4]triazolo[4,3-d][1,4]oxazinium Chloride Monohydrate","description":"\u003ch3\u003eDescription\u003c\/h3\u003e\n\u003cp\u003eTCI D3983 (+)-(5aR,10bS)-5a,10b-Dihydro-2-(2,4,6-trimethylphenyl)-4H,6H-indeno[2,1-b][1,2,4]triazolo[4,3-d][1,4]oxazinium Chloride Monohydrate is a chiral triazolium salt that serves as an N-heterocyclic carbene organocatalyst precursor. The compound belongs to the organocatalyst category within the field of catalysis, and it is used in asymmetric synthesis laboratories to deliver products with high enantiomeric purity. When treated with a suitable base, this triazolium salt loses a proton at the key position and forms the active carbene species, which is able to invert the polarity of a carbonyl group and direct the formation of new bonds to a single face of the molecule.\u003c\/p\u003e\n\u003cp\u003eThe feature that makes this catalyst a preferred choice is its rigid fused indanol framework combined with a mesityl group — 2,4,6-trimethylphenyl — on the triazolium nitrogen atom. The rigidity of the bicyclic structure produces a clearly defined chiral environment around the catalytic centre, while the bulky mesityl group provides directed steric hindrance so that a substrate can only approach from one particular orientation. The firmly assigned (5aR,10bS) configuration ensures that the catalyst consistently generates the intended product enantiomer, which is what allows results to be reproduced from one batch to the next.\u003c\/p\u003e\n\u003cp\u003eIn Indonesian laboratories, this material is typically used in university and institutional research groups working on asymmetric methodology, in synthetic organic chemistry programmes, and in laboratories developing routes toward chiral building blocks. It is generally handled on a small scale in glassware under controlled conditions, where a defined chiral catalyst is required rather than a resolution step, and where the enantiomeric outcome of each reaction has to be verified analytically.\u003c\/p\u003e\n\u003ch3\u003eLaboratory Applications\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eAsymmetric organocatalysis — the defined (5aR,10bS) configuration and rigid framework give a single reliable chiral environment, so reactions favour one product enantiomer.\u003c\/li\u003e\n\u003cli\u003eN-heterocyclic carbene generation — deprotonation of the triazolium salt with a suitable base releases the active carbene species needed as the working catalyst in situ.\u003c\/li\u003e\n\u003cli\u003eUmpolung (polarity reversal) chemistry — the carbene formed from this salt inverts the normal polarity of carbonyl groups, opening bond constructions unavailable under classical conditions.\u003c\/li\u003e\n\u003cli\u003eEnantioselective bond-forming reactions — the bulky mesityl substituent blocks one approach path, restricting substrate orientation and directing new bonds to a single molecular face.\u003c\/li\u003e\n\u003cli\u003eMethod development and catalyst screening — as a well-defined single-enantiomer precursor it serves as a reference organocatalyst when comparing conditions, bases, and substrate scope.\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: 903571-02-8\u003c\/li\u003e\n\u003cli\u003eCategory: Chemistry \u0026gt; Catalysis and Inorganic Chemistry \u0026gt; Organocatalysts [Catalysis]\u003c\/li\u003e\n\u003cli\u003ePack sizes: supplied in standard TCI research-scale catalogue packs; please confirm the available size when ordering\u003c\/li\u003e\n\u003cli\u003ePhysical form: crystalline triazolium chloride salt, isolated as the monohydrate\u003c\/li\u003e\n\u003cli\u003eStorage: keep tightly closed in a cool, dry place, protected from moisture\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 moisture, since the material is a hygroscopic-type salt isolated as a monohydrate and its handling properties depend on controlled water content. Original tightly sealed glass or amber bottles are suitable; keep the closure intact and consider a desiccator or secondary sealed container for opened bottles. Weigh and transfer in a fume hood using dry spatulas and dry glassware, wearing safety glasses, a laboratory coat, and chemically resistant gloves. Avoid dust formation, inhalation, and contact with skin and eyes. Keep away from strong bases and incompatible reagents in storage, label all working solutions clearly, and consult the manufacturer's safety data sheet before use and for disposal.\u003c\/p\u003e","brand":"TCI","offers":[{"title":"100mg","offer_id":48086649372890,"sku":"TCI2510D398324431","price":4835000.0,"currency_code":"IDR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0756\/7156\/8602\/files\/TCI2510D3983.jpg?v=1767106890"},{"product_id":"tci2510d398424432","title":"TCI D3984 919102-70-8 (-)-(5aS,10bR)-5a,10b-Dihydro-2-(2,4,6-trimethylphenyl)-4H,6H-indeno[2,1-b][1,2,4]triazolo[4,3-d][1,4]oxazinium Chloride Monohydrate","description":"\u003ch3\u003eDescription\u003c\/h3\u003e\n\u003cp\u003eTCI D3984 (-)-(5aS,10bR)-5a,10b-Dihydro-2-(2,4,6-trimethylphenyl)-4H,6H-indeno[2,1-b][1,2,4]triazolo[4,3-d][1,4]oxazinium Chloride Monohydrate is a chiral triazolium salt that represents the enantiomeric counterpart of the (+) variant. The compound functions as a precursor for N-heterocyclic carbene organocatalysts and is used in the laboratory to run asymmetric reactions that deliver product configurations opposite to those obtained with its paired enantiomer. Once activated with a suitable base, the salt generates a carbene species capable of reversing the normal reactivity pattern of carbonyl groups and controlling the direction of nucleophilic and electrophilic attack during the bond-forming step.\u003c\/p\u003e\n\u003cp\u003eThe characteristics that make this catalyst valuable are its rigid indanol-derived bicyclic framework combined with the mesityl group installed on the triazolium nitrogen atom. The rigid structure locks the geometry of the catalytic centre, so the surrounding chiral environment stays consistent from one catalytic cycle to the next, while the bulky mesityl group shields one face of substrate approach. The (5aS,10bR) configuration ensures that the products formed carry stereochemistry opposite to the outcome obtained from the enantiomeric catalyst, which makes the pair useful for accessing either antipode of a target molecule.\u003c\/p\u003e\n\u003cp\u003eIn Indonesian laboratories, this triazolium salt is typically handled in university and institutional research groups working on asymmetric synthesis and methodology development, as well as in industrial R\u0026amp;D settings preparing enantioenriched intermediates. It is normally weighed out in small catalytic quantities, activated in situ with base, and used alongside the (+) enantiomer when a study requires both product configurations for comparison, assignment of absolute stereochemistry, or verification of catalyst-controlled selectivity.\u003c\/p\u003e\n\u003ch3\u003eLaboratory Applications\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eAsymmetric NHC catalysis — the salt is deprotonated in situ to form the active carbene, and its fixed chiral pocket transfers stereochemical information directly to the newly formed bonds.\u003c\/li\u003e\n\u003cli\u003eCarbonyl umpolung chemistry — after activation the carbene reverses the conventional polarity of carbonyl groups, opening bond constructions that are not accessible through standard nucleophilic addition chemistry.\u003c\/li\u003e\n\u003cli\u003eEnantiodivergent synthesis — used deliberately in place of the (+) enantiomer when a laboratory needs the mirror-image product configuration from an otherwise identical reaction protocol and setup.\u003c\/li\u003e\n\u003cli\u003eStereochemical assignment studies — running a transformation with both enantiomers of this catalyst produces opposite antipodes, giving researchers a reliable internal reference for confirming absolute configuration.\u003c\/li\u003e\n\u003cli\u003eMethodology and catalyst screening — the rigid indanol-derived scaffold with its mesityl substituent serves as a well-defined benchmark structure when comparing chiral triazolium precursors in reaction development.\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: 919102-70-8\u003c\/li\u003e\n\u003cli\u003eCategory: Chemistry \u0026gt; Catalysis and Inorganic Chemistry \u0026gt; Organocatalysts [Catalysis]\u003c\/li\u003e\n\u003cli\u003eChemical class: chiral triazolium salt, N-heterocyclic carbene (NHC) organocatalyst precursor\u003c\/li\u003e\n\u003cli\u003eHydration state: chloride monohydrate\u003c\/li\u003e\n\u003cli\u003ePack sizes: available in laboratory research quantities as listed by the manufacturer; storage note — keep in a tightly closed original container, protected from 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 moisture, strong bases, and incompatible chemicals, since triazolium salts are hygroscopic and can be deactivated by uncontrolled exposure to atmospheric water. Weigh and transfer the solid using clean, dry spatulas and glassware, and reseal the container promptly after use. Handle in a fume hood with a laboratory coat, nitrile gloves, and safety glasses, and consult the manufacturer's safety data sheet before use, disposal, or transport. Keep containers clearly labelled and segregated from bulk reagents.\u003c\/p\u003e","brand":"TCI","offers":[{"title":"100mg","offer_id":48086649471194,"sku":"TCI2510D398424432","price":5791000.0,"currency_code":"IDR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0756\/7156\/8602\/files\/TCI2510D3984.jpg?v=1767106894"},{"product_id":"tci2510d441825007","title":"TCI D4418 65355-08-0 (R)-(+)-3,3'-Dibromo-5,5',6,6',7,7',8,8'-octahydro-1,1'-bi-2-naphthol","description":"\u003ch3\u003eDescription\u003c\/h3\u003e\n\u003cp\u003e(R)-(+)-3,3'-Dibromo-5,5',6,6',7,7',8,8'-octahydro-1,1'-bi-2-naphthol is a chiral compound widely used in asymmetric synthesis to produce molecules with specific stereochemical configurations. This material plays a crucial role in laboratories where precise control over molecular structure is essential. It is commonly employed as a reagent or catalyst in reactions that require stereoselectivity, enabling the synthesis of complex organic compounds with defined chirality. Its importance extends across various research fields, including pharmaceuticals and materials science, where stereochemistry significantly influences the properties and biological activity of the final product.\u003c\/p\u003e\n\u003cp\u003eThe compound’s well-defined chiral properties make it a preferred choice for researchers aiming to achieve high enantiomeric purity. Its molecular structure allows for selective interactions in chemical reactions, making it ideal for applications where stereochemical control is paramount. Additionally, its stability under controlled laboratory conditions ensures consistent performance, which is vital for reproducible results. The compound’s specificity in reaction mechanisms also enhances its utility in developing new synthetic methodologies and optimizing existing ones.\u003c\/p\u003e\n\u003cp\u003eIn Indonesian laboratories, this compound is frequently used by researchers in academic and research institutions. It supports studies focused on asymmetric synthesis and the development of new compounds with specific pharmacological activities. Its application is integral to advancing research in pharmaceutical chemistry and materials science, contributing to the expansion of scientific knowledge in these areas.\u003c\/p\u003e\n\u003ch3\u003eLaboratory Applications\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eAsymmetric synthesis in pharmaceutical research for producing chiral compounds with specific biological activities.\u003c\/li\u003e\n\u003cli\u003eDevelopment of new ligands and catalysts for enantioselective reactions in organic chemistry.\u003c\/li\u003e\n\u003cli\u003eSynthesis of complex molecules in materials science to create compounds with unique physical and chemical properties.\u003c\/li\u003e\n\u003cli\u003eInvestigation of stereochemical effects on drug efficacy and toxicity in medicinal chemistry studies.\u003c\/li\u003e\n\u003cli\u003eSupport for academic research in universities and research centers focusing on advanced organic synthesis techniques.\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: 65355-08-0\u003c\/li\u003e\n\u003cli\u003eCategory: Chemistry \u0026gt; Asymmetric Synthesis \u0026gt; Chiral Catalysts, Chiral Ligands, Chiral Reagents\u003c\/li\u003e\n\u003cli\u003ePack sizes: 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\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 sources of heat. It is recommended to use airtight containers to prevent moisture absorption and contamination. Due to its chiral nature, it is important to maintain strict handling procedures to ensure the integrity of its stereochemical properties. Always use appropriate personal protective equipment when handling the material. It should be kept in a secure location to prevent accidental exposure. Proper labeling and storage conditions are essential to maintain its stability and effectiveness in laboratory applications.\u003c\/p\u003e","brand":"TCI","offers":[{"title":"1g","offer_id":48086691250394,"sku":"TCI2510D441825007","price":3458000.0,"currency_code":"IDR","in_stock":true},{"title":"5g","offer_id":48086691283162,"sku":"TCI2510D441825008","price":11637000.0,"currency_code":"IDR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0756\/7156\/8602\/files\/TCI2510D4418.jpg?v=1767107539"},{"product_id":"tci2510d444525040","title":"TCI D4445 1092934-19-4 Dipotassium (R)-1,1'-Binaphthyl-2,2'-disulfonate","description":"\u003ch3\u003eDescription\u003c\/h3\u003e\n\u003cp\u003eTCI D4445 1092934-19-4 Dipotassium (R)-1,1'-Binaphthyl-2,2'-disulfonate is a specialized chemical compound used in catalytic reactions, particularly in the field of organocatalysis. This compound is a key reagent in asymmetric synthesis, where it facilitates the formation of chiral molecules with high enantioselectivity. Its unique molecular structure, featuring two sulfonate groups attached to the binaphthyl framework, makes it highly effective in promoting specific reaction pathways. Due to its ability to accelerate chemical reactions without being consumed, it plays a crucial role in advancing research in organic chemistry and catalytic processes.\u003c\/p\u003e\n\u003cp\u003eThe compound's high reactivity and structural symmetry make it a preferred choice for researchers seeking efficient and selective catalytic systems. Its ability to maintain stability under various reaction conditions ensures consistent performance in laboratory settings. Additionally, its well-defined chemical properties allow for precise control over reaction outcomes, making it a reliable material for both academic and industrial applications. The compound's effectiveness in asymmetric reactions has made it a standard in modern synthetic chemistry.\u003c\/p\u003e\n\u003cp\u003eIn Indonesian laboratories, this compound is widely used in organic chemistry research, especially in the synthesis of complex molecules and asymmetric reactions. Its availability and performance make it a valuable tool for chemists working on drug development, material science, and other advanced chemical applications. The compound's role in promoting sustainable and efficient synthetic methods aligns with the growing emphasis on green chemistry in the region.\u003c\/p\u003e\n\u003ch3\u003eLaboratory Applications\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eAsymmetric Synthesis: This compound is ideal for asymmetric reactions due to its chiral structure, enabling the selective formation of enantiomers with high efficiency.\u003c\/li\u003e\n\u003cli\u003eOrganocatalytic Reactions: Its catalytic properties make it suitable for a wide range of organocatalytic processes, enhancing reaction rates and selectivity.\u003c\/li\u003e\n\u003cli\u003eComplex Molecule Synthesis: The compound's ability to facilitate complex transformations makes it a preferred choice in the synthesis of intricate organic structures.\u003c\/li\u003e\n\u003cli\u003eGreen Chemistry Initiatives: Its efficiency and reduced byproduct formation align with sustainable chemical practices, supporting eco-friendly laboratory protocols.\u003c\/li\u003e\n\u003cli\u003eResearch and Development: It is commonly used in R\u0026amp;D settings for exploring new catalytic mechanisms and optimizing reaction 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: 1092934-19-4\u003c\/li\u003e\n\u003cli\u003eCategory: Chemistry \u0026gt; Catalysis and Inorganic Chemistry \u0026gt; Organocatalysts [Catalysis]\u003c\/li\u003e\n\u003cli\u003ePack sizes: Available in various quantities as per standard chemical supply practices\u003c\/li\u003e\n\u003cli\u003ePhysical form: Solid, typically in powder or crystalline form\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 and sources of heat. It is recommended to use airtight containers made of glass or high-density polyethylene to prevent moisture absorption and contamination. Due to its chemical nature, it should be handled with appropriate personal protective equipment, including gloves and safety goggles. Avoid exposure to incompatible substances such as strong oxidizers or acids. Ensure proper labeling and storage in designated chemical storage cabinets to maintain safety and prevent accidental spills or reactions. Regular monitoring of storage conditions is advised to maintain the integrity and effectiveness of the compound.\u003c\/p\u003e","brand":"TCI","offers":[{"title":"100mg","offer_id":48086692331738,"sku":"TCI2510D444525040","price":8826000.0,"currency_code":"IDR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0756\/7156\/8602\/files\/TCI2510D4445.jpg?v=1767107576"},{"product_id":"tci2510d510725943","title":"TCI D5107 765278-73-7 (S)-(-)-3,3'-Dibromo-5,5',6,6',7,7',8,8'-octahydro-1,1'-bi-2-naphthol","description":"\u003ch3\u003eDescription\u003c\/h3\u003e\n\u003cp\u003eTCI D5107, also known as (S)-(-)-3,3'-Dibromo-5,5',6,6',7,7',8,8'-octahydro-1,1'-bi-2-naphthol, is a chiral compound widely used in asymmetric synthesis. It serves as a chiral reagent or ligand, playing a crucial role in catalyzing reactions that produce enantiomerically pure compounds. This material is essential in modern organic chemistry for achieving high stereoselectivity and enantioselectivity in complex molecular transformations. Its application spans various research fields, including pharmaceutical development, material science, and synthetic chemistry. Due to its unique stereochemical properties, it is a preferred choice for researchers aiming to control the stereochemistry of reaction products with precision.\u003c\/p\u003e\n\u003cp\u003eThe compound’s chiral nature and stable molecular structure make it an ideal candidate for asymmetric catalytic processes. Its high chiral purity ensures consistent and reproducible results in synthetic reactions, reducing the need for additional purification steps. The compound’s ability to maintain its stereochemical integrity under a range of reaction conditions enhances its versatility in laboratory settings. Additionally, its availability in practical packaging formats facilitates easy handling and use in both small-scale and large-scale experiments. These characteristics contribute to its widespread adoption in academic and industrial research environments.\u003c\/p\u003e\n\u003cp\u003eIn Indonesian laboratories, TCI D5107 is commonly used in organic chemistry research, particularly in the development of synthetic drugs and specialty chemicals. Its role in producing chiral compounds is critical for pharmaceutical applications where stereochemistry significantly impacts the efficacy and safety of the final product. Researchers in Indonesia rely on this compound to meet the growing demand for high-quality, chiral materials in both academic and industrial settings.\u003c\/p\u003e\n\u003ch3\u003eLaboratory Applications\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eAsymmetric synthesis is a key application where TCI D5107 is used to produce enantiomerically pure compounds, ensuring high stereocontrol in complex reactions.\u003c\/li\u003e\n\u003cli\u003ePharmaceutical research benefits from its chiral properties, enabling the synthesis of drug molecules with desired stereochemistry for therapeutic efficacy.\u003c\/li\u003e\n\u003cli\u003eOrganic chemistry experiments often utilize this compound to explore stereoselective reactions and develop new synthetic methodologies.\u003c\/li\u003e\n\u003cli\u003eMaterial science applications leverage its chiral structure to create advanced materials with specific optical or functional properties.\u003c\/li\u003e\n\u003cli\u003eIndustrial chemical synthesis relies on TCI D5107 for the production of chiral intermediates and final products in large-scale manufacturing 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: 765278-73-7\u003c\/li\u003e\n\u003cli\u003eCategory: Chemistry \u0026gt; Asymmetric Synthesis \u0026gt; Chiral Catalysts, Chiral Ligands, Chiral Reagents\u003c\/li\u003e\n\u003cli\u003ePack sizes: Available in various quantities suitable for both small and large-scale laboratory use\u003c\/li\u003e\n\u003cli\u003ePhysical form: Solid, typically provided in powder or crystalline 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\u003eTCI D5107 should be stored in a cool, dry environment, away from direct sunlight and sources of heat. It is recommended to keep the compound in a sealed container to prevent moisture absorption and maintain its chemical integrity. Due to its chiral nature, it is important to handle the material with care to avoid contamination or degradation. Proper labeling of storage containers is essential to ensure safe handling and prevent accidental exposure. In laboratory settings, it is advisable to use appropriate personal protective equipment, such as gloves and safety goggles, when working with this compound. Regular monitoring of storage conditions helps maintain the quality and effectiveness of the material for research applications.\u003c\/p\u003e","brand":"TCI","offers":[{"title":"1g","offer_id":48086744924378,"sku":"TCI2510D510725943","price":2615000.0,"currency_code":"IDR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0756\/7156\/8602\/files\/TCI2510D5107.jpg?v=1767108394"},{"product_id":"tci2510d591226901","title":"TCI D5912 112022-81-8 (S)-5,5-Diphenyl-2-methyl-3,4-propano-1,3,2-oxazaborolidine (ca. 1mol\/L in Toluene)","description":"\u003ch3\u003eDescription\u003c\/h3\u003e\n\u003cp\u003eThis chemical material, (S)-5,5-Diphenyl-2-methyl-3,4-propano-1,3,2-oxazaborolidine, is a chiral catalyst dissolved in toluene at a concentration of approximately 1 mol\/L. It plays a critical role in asymmetric synthesis by enabling precise control over the stereochemistry of chemical reactions. As a key component in chiral catalysis, it is widely used in the production of complex organic compounds where stereochemical purity is essential. Its application extends to various synthetic pathways that require enantioselective outcomes, making it an essential tool for researchers in organic chemistry.\u003c\/p\u003e\n\u003cp\u003eThe material is highly valued for its purity and efficiency in catalytic processes. It maintains stability under various reaction conditions, ensuring consistent performance in laboratory settings. Its molecular structure is designed to facilitate selective interactions in asymmetric reactions, enhancing the yield and selectivity of desired products. This reliability and effectiveness make it a preferred choice for both academic and industrial research. Additionally, its controlled chemical properties contribute to safe and efficient experimental procedures.\u003c\/p\u003e\n\u003cp\u003eIn Indonesian laboratories, this compound is particularly relevant for organic chemistry research, especially in asymmetric synthesis. It supports the development of new compounds with specific stereochemical configurations, which are crucial for pharmaceutical and materials science applications. Its availability through AMI Scientific ensures that researchers in Indonesia have access to high-quality chiral catalysts for advanced chemical studies.\u003c\/p\u003e\n\u003ch3\u003eLaboratory Applications\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eAsymmetric synthesis in organic chemistry laboratories for producing enantiomerically pure compounds.\u003c\/li\u003e\n\u003cli\u003eCatalytic reactions requiring precise stereochemical control in pharmaceutical research and development.\u003c\/li\u003e\n\u003cli\u003eSynthesis of complex organic molecules where chiral catalysts are essential for achieving desired product configurations.\u003c\/li\u003e\n\u003cli\u003eResearch applications in academic institutions focused on advanced chemical transformations and stereochemistry.\u003c\/li\u003e\n\u003cli\u003eIndustrial chemical processes that demand high selectivity and efficiency in catalytic 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: 112022-81-8\u003c\/li\u003e\n\u003cli\u003eCategory: Chemistry \u0026gt; Asymmetric Synthesis \u0026gt; Chiral Catalysts, Chiral Ligands, Chiral Reagents\u003c\/li\u003e\n\u003cli\u003ePack sizes: Not specified\u003c\/li\u003e\n\u003cli\u003ePhysical form: Liquid (dissolved in toluene)\u003c\/li\u003e\n\u003cli\u003eStorage note: Store in a cool, dark place away from moisture and incompatible substances.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eHandling and Storage\u003c\/h3\u003e\n\u003cp\u003eThis material should be stored in a cool, dark location, away from moisture and incompatible substances. It is recommended to use airtight containers to prevent exposure to air and moisture, which could affect its stability. Due to its chemical nature, it should be handled with appropriate personal protective equipment, including gloves and safety goggles. It is important to ensure proper ventilation in the laboratory when working with this compound. Avoid contact with skin and eyes, and follow standard laboratory safety protocols to minimize risk. Regular inspection of storage conditions is advised to maintain the integrity of the product.\u003c\/p\u003e","brand":"TCI","offers":[{"title":"5mL","offer_id":48086783197402,"sku":"TCI2510D591226901","price":2503000.0,"currency_code":"IDR","in_stock":true},{"title":"25mL","offer_id":48086783230170,"sku":"TCI2510D591226902","price":6184000.0,"currency_code":"IDR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0756\/7156\/8602\/files\/TCI2510D5912.jpg?v=1767109422"},{"product_id":"tci2510d611227153","title":"TCI D6112 522-66-7 (-)-Dihydroquinine","description":"\u003ch3\u003eDescription\u003c\/h3\u003e\n\u003cp\u003e(-)-Dihydroquinine is a chiral compound widely used in asymmetric synthesis to produce molecules with specific stereochemical configurations. In the laboratory, it functions as a chiral reagent that directs chemical reactions toward the desired product by influencing the reaction pathway. This compound is particularly valuable in organic chemistry and pharmaceutical research, where precise control over molecular structure is essential. Its role as a chiral catalyst allows for the efficient synthesis of complex molecules with high enantioselectivity, making it a key component in modern synthetic strategies.\u003c\/p\u003e\n\u003cp\u003eOne of the key properties that make (-)-Dihydroquinine a preferred choice is its ability to act as an effective chiral catalyst in asymmetric reactions. Its complex molecular structure enables specific interactions with substrates, enhancing both the efficiency and selectivity of the reaction. Additionally, its stability under various reaction conditions contributes to its reliability in laboratory settings. These characteristics make it a versatile tool for researchers aiming to develop new compounds with biological activity or industrial applications.\u003c\/p\u003e\n\u003cp\u003eIn Indonesian laboratories, (-)-Dihydroquinine is commonly used in research focused on organic chemistry and asymmetric synthesis. It is particularly relevant for institutions engaged in drug discovery, pharmaceutical development, and chemical innovation. Its application supports the creation of compounds with specific stereochemistry, which is crucial for the development of new medicines and specialized chemical products.\u003c\/p\u003e\n\u003ch3\u003eLaboratory Applications\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eAsymmetric synthesis is a key application where (-)-Dihydroquinine is used to produce chiral compounds with high enantioselectivity, making it ideal for pharmaceutical and organic chemistry research.\u003c\/li\u003e\n\u003cli\u003ePharmaceutical research benefits from (-)-Dihydroquinine’s ability to direct reactions toward specific stereoisomers, which is essential for drug development and compound optimization.\u003c\/li\u003e\n\u003cli\u003eOrganic chemistry experiments often utilize this compound to explore new synthetic pathways and improve reaction efficiency through chiral catalysis.\u003c\/li\u003e\n\u003cli\u003eIndustrial chemical synthesis relies on (-)-Dihydroquinine to create compounds with defined stereochemistry, supporting the production of specialty chemicals and materials.\u003c\/li\u003e\n\u003cli\u003eAcademic research in Indonesia uses (-)-Dihydroquinine to advance studies in synthetic chemistry, contributing to the development of new methodologies and compounds.\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: 522-66-7\u003c\/li\u003e\n\u003cli\u003eCategory: Chemistry \u0026gt; Asymmetric Synthesis \u0026gt; Chiral Catalysts, Chiral Ligands, Chiral Reagents\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\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eHandling and Storage\u003c\/h3\u003e\n\u003cp\u003e(-)-Dihydroquinine should be stored in a cool, dry place away from direct light to maintain its chemical integrity. It is recommended to use airtight containers to prevent moisture absorption and contamination. Due to its chiral nature, it is important to handle the compound with care to avoid any unintended stereochemical changes. Proper labeling and storage conditions are essential to ensure its effectiveness in laboratory applications. Always follow standard safety protocols when handling chiral compounds, including the use of appropriate personal protective equipment. The compound is generally stable under normal laboratory conditions but should be kept in a controlled environment to preserve its properties for extended use.\u003c\/p\u003e","brand":"TCI","offers":[{"title":"1g","offer_id":48086792241370,"sku":"TCI2510D611227153","price":2222000.0,"currency_code":"IDR","in_stock":true},{"title":"5g","offer_id":48086792274138,"sku":"TCI2510D611227154","price":7730000.0,"currency_code":"IDR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0756\/7156\/8602\/files\/TCI2510D6112.jpg?v=1767109740"},{"product_id":"tci2510e097428826","title":"TCI E0974 1476067-44-3 (1R,3S,5R,7R,8aS)-7-Ethylhexahydro-1-(6-hydroxy-4-quinolinyl)-3,7-methano-1H-pyrrolo[2,1-c][1,4]oxazine","description":"\u003ch3\u003eDescription\u003c\/h3\u003e\n\u003cp\u003eThis complex compound, with a chiral structure, plays a vital role in asymmetric synthesis within laboratory settings. It is a chiral reagent designed to facilitate the creation of molecules with specific stereochemical configurations. Its unique molecular architecture allows it to selectively interact with other molecules, making it a powerful tool for synthesizing compounds with precise spatial arrangements. In chemical research, this material is essential for achieving high enantioselectivity, which is crucial in the development of pharmaceuticals and other advanced chemical products.\u003c\/p\u003e\n\u003cp\u003eThe compound's chiral nature and molecular complexity make it a preferred choice for researchers aiming to control stereoselectivity in chemical reactions. Its ability to selectively interact with specific isomers enhances the efficiency and accuracy of synthetic processes. This reagent is particularly valued for its stability under standard laboratory conditions, which ensures consistent performance and ease of handling. Its reliability and effectiveness have made it a staple in both academic and industrial research environments.\u003c\/p\u003e\n\u003cp\u003eIn Indonesian laboratories, this compound is widely used by researchers in higher education institutions and research organizations. It is particularly relevant in fields such as pharmacology, organic chemistry, and industrial chemistry. Its application supports the development of new drugs and advanced chemical materials, contributing to scientific innovation and technological progress in the region.\u003c\/p\u003e\n\u003ch3\u003eLaboratory Applications\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eAsymmetric synthesis in pharmaceutical research due to its ability to selectively produce enantiomers with high efficiency.\u003c\/li\u003e\n\u003cli\u003eOrganic chemistry experiments requiring precise control over stereochemistry for the synthesis of complex molecules.\u003c\/li\u003e\n\u003cli\u003eIndustrial chemical production where chiral compounds are needed for the creation of high-value products.\u003c\/li\u003e\n\u003cli\u003eDrug development projects that rely on stereoselective reactions to achieve desired pharmacological effects.\u003c\/li\u003e\n\u003cli\u003eResearch in catalytic processes where chiral reagents are essential for enhancing reaction specificity and yield.\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: 1476067-44-3\u003c\/li\u003e\n\u003cli\u003eCategory: Chemistry \u0026gt; Asymmetric Synthesis \u0026gt; Chiral Catalysts, Chiral Ligands, Chiral Reagents\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 environment, away from direct light and moisture to maintain its stability and effectiveness. It is recommended to use airtight containers to prevent exposure to air and potential degradation. In laboratory settings, proper ventilation should be ensured when handling the material to minimize any risk of inhalation. Always wear appropriate personal protective equipment, such as gloves and safety goggles, when working with this compound. The material should be kept in a secure location, away from incompatible substances to ensure safe storage and handling. Regular monitoring of storage conditions is advised to maintain the integrity of the compound throughout its shelf life.\u003c\/p\u003e","brand":"TCI","offers":[{"title":"100mg","offer_id":48086914269402,"sku":"TCI2510E097428826","price":6213000.0,"currency_code":"IDR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0756\/7156\/8602\/files\/TCI2510E0974.jpg?v=1767112088"},{"product_id":"tci2510e157929636","title":"TCI E1579 18422-53-2 Shi Epoxidation Diketal Catalyst","description":"\u003ch3\u003eDescription\u003c\/h3\u003e\n\u003cp\u003eShi Epoxidation Diketal Catalyst is a chiral ketone derived from fructose and protected as a diketal, and it is the best known organocatalyst for the asymmetric epoxidation reaction developed by Shi. The catalyst works by forming a dioxirane in situ when it is treated with an oxidant source such as Oxone; the resulting chiral dioxirane then transfers an oxygen atom to the double bond of an alkene. In the laboratory, this material is the primary choice for researchers who wish to produce optically active epoxides without using heavy metals.\u003c\/p\u003e\n\u003cp\u003eThe property that makes this catalyst distinctive is its origin in a natural sugar, which means it is available in enantiomerically pure form with a well defined chiral environment. Being metal free, it avoids residual metal contamination in the product, an important advantage for the synthesis of compounds that will subsequently be tested biologically. The reaction proceeds in a mixture of water and organic solvent at low temperature with pH control, conditions that are relatively mild and that do not require specialised pressurised equipment. The best selectivity is generally obtained with trans-disubstituted and trisubstituted alkenes, so the substrate scope is highly useful in natural product synthesis.\u003c\/p\u003e\n\u003cp\u003eIn Indonesian laboratories, this catalyst is typically used in university and institutional research groups working on asymmetric synthesis, where optically active epoxides are needed as intermediates. Because the reaction is run in aqueous and organic solvent mixtures at low temperature with pH control, it can be carried out with standard glassware, cooling baths and pH monitoring already present in most synthetic chemistry laboratories, without investment in dedicated high pressure or inert atmosphere systems.\u003c\/p\u003e\n\u003ch3\u003eLaboratory Applications\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eAsymmetric epoxidation of alkenes: the catalyst generates a chiral dioxirane in situ with Oxone, transferring oxygen to the double bond and giving optically active epoxides.\u003c\/li\u003e\n\u003cli\u003eMetal free synthesis of biologically tested compounds: because no heavy metal is involved, the product is not contaminated with residual metal that could interfere with biological evaluation.\u003c\/li\u003e\n\u003cli\u003eNatural product synthesis: the best selectivity on trans-disubstituted and trisubstituted alkenes makes the substrate scope particularly useful for building optically active fragments of natural products.\u003c\/li\u003e\n\u003cli\u003ePreparation of chiral epoxide intermediates: enantiomerically pure epoxides obtained with this catalyst serve as versatile intermediates that can be opened to give further optically active building blocks.\u003c\/li\u003e\n\u003cli\u003eTeaching and research in organocatalysis: as the best known catalyst for Shi asymmetric epoxidation, it is a clear demonstration of metal free asymmetric catalysis based on a sugar derived chiral ketone.\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: E1579\u003c\/li\u003e\n\u003cli\u003eCAS number: 18422-53-2\u003c\/li\u003e\n\u003cli\u003eCategory: Chemistry \u0026gt; Catalysis and Inorganic Chemistry \u0026gt; Organocatalysts [Catalysis]\u003c\/li\u003e\n\u003cli\u003eChemical class: fructose derived chiral ketone protected as a diketal; metal free organocatalyst\u003c\/li\u003e\n\u003cli\u003ePack sizes: available in standard TCI research packaging; please confirm the available pack sizes when ordering\u003c\/li\u003e\n\u003cli\u003eStorage: store in a tightly closed container in a cool, dry place away from oxidants\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eHandling and Storage\u003c\/h3\u003e\n\u003cp\u003eStore the catalyst in its original tightly closed container in a cool, dry place, protected from moisture and light, and keep it clearly separated from the oxidant used in the reaction, such as Oxone, since the two are only combined under controlled conditions in the reaction vessel. 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It is recommended to keep it in airtight containers to minimize exposure to moisture and contaminants. Due to its natural origin, it is generally non-toxic but should be handled with standard laboratory precautions to avoid inhalation or skin contact. Proper labeling and storage conditions ensure its effectiveness and safety in laboratory settings. Regular monitoring of storage conditions helps maintain the integrity of the material for optimal performance in chemical reactions.\u003c\/p\u003e","brand":"TCI","offers":[{"title":"1g","offer_id":48087137878234,"sku":"TCI2510G066532300","price":1294000.0,"currency_code":"IDR","in_stock":true},{"title":"5g","offer_id":48087137911002,"sku":"TCI2510G066532301","price":3852000.0,"currency_code":"IDR","in_stock":true}]},{"product_id":"tci2510h075233415","title":"TCI H0752 1476-98-8 Hydroquinidine Hydrochloride","description":"\u003cp\u003e\u003cstrong\u003eHydroquinidine Hydrochloride\u003c\/strong\u003e (CAS 1476-98-8) 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 Synthesis reagent for a wide range of organic chemistry transformations in laboratory and industrial 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Indonesia.\u003c\/p\u003e","brand":"TCI","offers":[{"title":"1g","offer_id":48087315087578,"sku":"TCI2510H170234623","price":2699000.0,"currency_code":"IDR","in_stock":true},{"title":"5g","offer_id":48087315120346,"sku":"TCI2510H170234624","price":9417000.0,"currency_code":"IDR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0756\/7156\/8602\/files\/TCI2510H1702.jpg?v=1767118396"},{"product_id":"tci2510h191834851","title":"TCI H1918 1435-55-8 Hydroquinidine","description":"\u003cp\u003e\u003cstrong\u003eHydroquinidine\u003c\/strong\u003e (CAS 1435-55-8) 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 Synthesis reagent for a wide range of organic chemistry transformations in laboratory and industrial 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Indonesia.\u003c\/p\u003e","brand":"TCI","offers":[{"title":"5g","offer_id":48087338516698,"sku":"TCI2510H191834851","price":1743000.0,"currency_code":"IDR","in_stock":true},{"title":"25g","offer_id":48087338549466,"sku":"TCI2510H191834852","price":6128000.0,"currency_code":"IDR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0756\/7156\/8602\/files\/TCI2510H1918.jpg?v=1767118703"},{"product_id":"tci2510i080136066","title":"TCI I0801 850661-66-4 (S)-4-Isopropyl-3-(1-naphthylmethyl)-2,5,5-triphenyl-1,3,2-oxazaborolidine (ca. 6% in Toluene, ca. 0.1mol\/L)","description":"\u003cp\u003e\u003cstrong\u003e(S)-4-Isopropyl-3-(1-naphthylmethyl)-2,5,5-triphenyl-1,3,2-oxazaborolidine (ca. 6% in Toluene, ca. 0.1mol\/L)\u003c\/strong\u003e (CAS 850661-66-4) is a high-quality chemical from TCI, supplied as \u003cstrong\u003eReagent Grade\u003c\/strong\u003e.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eApplication:\u003c\/strong\u003e Synthesis reagent for a wide range of 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