{"title":"Esterification, Alkylation [GC Derivatization Reagents]","description":"\u003cp\u003e\u003cstrong\u003eEsterification, Alkylation [GC Derivatization Reagents]\u003c\/strong\u003e — mencakup reagen asam dalam pelarut alkohol—seperti hidrogen klorida-metanol, boron trifluorida-metanol\/isopropanol\/butanol, dan boron triklorida-metanol—yang berfungsi mengubah gugus asam karboksilat menjadi ester metil atau alkil melalui katalisis asam.\u003c\/p\u003e\u003cp\u003eReagen derivatisasi ini digunakan analis kromatografi gas untuk mengesterifikasi asam lemak, asam organik, atau metabolit polar menjadi turunan metil ester yang lebih volatil dan stabil sebelum dianalisis dengan GC atau GC-MS, umum dalam analisis profil asam lemak (FAME) di laboratorium pangan, lipidomik, dan lingkungan. Pilihan jenis alkohol (metanol, butanol, isopropanol) disesuaikan dengan titik didih ester yang diinginkan.\u003c\/p\u003e\u003cp\u003eContoh produk dalam koleksi ini: \u003ca href=\"\/en\/products\/tci2510x004156728\"\u003eTCI X0041 7647-01-0 Hydrogen Chloride - Methanol Reagent (5-10%) [for Esterification]\u003c\/a\u003e, \u003ca href=\"\/en\/products\/tci2510d129421008\"\u003eTCI D1294 1188-33-6 N,N-Dimethylformamide Diethyl Acetal [for Esterification]\u003c\/a\u003e, \u003ca href=\"\/en\/products\/tci2510x003956727\"\u003eTCI X0039 7647-01-0 Hydrogen Chloride - Butanol Reagent (5-10%) [for Esterification] (1mL*10)\u003c\/a\u003e, \u003ca href=\"\/en\/products\/tci2510d130121014\"\u003eTCI D1301 6006-65-1 N,N-Dimethylformamide Dipropyl Acetal [for Esterification]\u003c\/a\u003e, \u003ca href=\"\/en\/products\/tci2510x003656726\"\u003eTCI X0036 373-57-9 Boron Trifluoride - Methanol Reagent (10-20%) [for Esterification] (1mL*10)\u003c\/a\u003e, \u003ca href=\"\/en\/products\/tci2510d130221016\"\u003eTCI D1302 18503-90-7 N,N-Dimethylformamide Dibutyl Acetal [for Esterification]\u003c\/a\u003e, \u003ca href=\"\/en\/products\/tci2510x003556725\"\u003eTCI X0035 676-65-3 Boron Trifluoride - Isopropyl Alcohol Reagent (10-20%) [for Esterification] (1mL*10)\u003c\/a\u003e, \u003ca href=\"\/en\/products\/tci2510d130321018\"\u003eTCI D1303 36805-97-7 N,N-Dimethylformamide Di-tert-butyl Acetal [for Esterification]\u003c\/a\u003e.\u003c\/p\u003e\u003cp\u003ePerhatikan konsentrasi reagen (persentase boron trifluorida atau hidrogen klorida dalam alkohol), kemasan ampul siap pakai untuk menjaga stabilitas, serta jenis alkohol yang sesuai dengan volatilitas ester target. 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 GC Derivatization Reagents, sering dipakai bersamaan dalam satu alur kerja laboratorium:\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e\u003ca href=\"\/en\/collections\/tci-l4-alkylation-esterification-synthetic-reagents\"\u003eAlkylation (Esterification) [Synthetic Reagents]\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/en\/collections\/tci-l4-trimethylsilylation-gc-derivatization-reagents\"\u003eTrimethylsilylation [GC Derivatization Reagents]\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/en\/collections\/tci-l4-silylation-others-gc-derivatization-reagents\"\u003eSilylation (Others) [GC Derivatization Reagents]\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/en\/collections\/tci-l4-chiral-derivatization-for-optical-purity-determination-gc-derivatization-reagents\"\u003eChiral Derivatization for Optical Purity Determination [GC Derivatization Reagents]\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/en\/collections\/tci-l4-acylation-gc-derivatization-reagents\"\u003eAcylation [GC Derivatization Reagents]\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/en\/collections\/tci-l4-gc-derivatization-reagents-others\"\u003eGC Derivatization Reagents (Others)\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003eKembali ke \u003ca href=\"\/en\/collections\/tci-l3-gc-derivatization-reagents\"\u003eGC Derivatization Reagents\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":"tci2510d129421008","title":"TCI D1294 1188-33-6 N,N-Dimethylformamide Diethyl Acetal [for Esterification]","description":"\u003ch3\u003eDescription\u003c\/h3\u003e\n\u003cp\u003eTCI D1294 N,N-Dimethylformamide Diethyl Acetal [for Esterification] is an organic synthesis reagent from the formamide acetal family, formulated specifically for esterification work. The reagent supplies an ethyl group, allowing carboxylic acids to be converted into their corresponding ethyl esters without a strong acid catalyst and without prolonged reflux in an excess of alcohol. As a non-heterocyclic building block, it holds an important position in both synthesis and analytical laboratories, because it shortens the working sequence and reduces the risk of damaging other sensitive functional groups present on the target molecule.\u003c\/p\u003e\n\u003cp\u003eThe principal advantage of this reagent lies in its mild, essentially neutral reaction conditions. Substrates carrying acid-labile groups, additional ester linkages, or stereogenic centres can therefore be processed with a lower risk of racemisation and decomposition than would be expected under classical acid-catalysed esterification. Beyond esterification, the formamide acetal framework is also able to react with active methylene compounds to form enaminone derivatives, although the product's primary intended use is genuinely directed towards esterification reactions. It is supplied as a moisture-sensitive liquid, so the best results are obtained only when the reagent is handled and stored correctly.\u003c\/p\u003e\n\u003cp\u003eIn Indonesian laboratories, this reagent is typically used in university and institutional research groups working on organic synthesis, in medicinal and natural-product chemistry projects where sensitive intermediates must be esterified, and in analytical laboratories that prepare ester derivatives prior to instrumental measurement. Because it removes the need for strongly acidic conditions and extended reflux, it fits well into routine bench workflows where sample quantities are limited and functional-group integrity has to be preserved.\u003c\/p\u003e\n\u003ch3\u003eLaboratory Applications\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eEthyl ester preparation from carboxylic acids: supplies the ethyl group directly, so conversion proceeds without a strong acid catalyst or a large excess of ethanol under prolonged reflux.\u003c\/li\u003e\n\u003cli\u003eEsterification of acid-sensitive substrates: the mild, nearly neutral conditions allow molecules bearing acid-labile protecting groups or additional ester linkages to be converted with reduced decomposition.\u003c\/li\u003e\n\u003cli\u003eDerivatisation of stereogenic compounds: because harsh acidic media are avoided, substrates containing stereogenic centres can be esterified with a lower risk of racemisation during the reaction.\u003c\/li\u003e\n\u003cli\u003eEnaminone synthesis from active methylene compounds: the formamide acetal framework reacts with active methylene substrates to build enaminone derivatives useful as intermediates in further synthetic sequences.\u003c\/li\u003e\n\u003cli\u003eSample derivatisation in analytical laboratories: forming ester derivatives shortens the preparation sequence and helps preserve other sensitive functional groups on the analyte before instrumental analysis.\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: 1188-33-6\u003c\/li\u003e\n\u003cli\u003eCategory: Chemistry \u0026gt; Building Blocks \u0026gt; Non-Heterocyclic Building Blocks\u003c\/li\u003e\n\u003cli\u003eProduct designation: D1294, N,N-Dimethylformamide Diethyl Acetal [for Esterification]\u003c\/li\u003e\n\u003cli\u003ePhysical form: liquid, moisture sensitive\u003c\/li\u003e\n\u003cli\u003ePack sizes: available in the pack sizes offered for this catalogue item\u003c\/li\u003e\n\u003cli\u003eStorage: keep tightly closed and protected from moisture\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eHandling and Storage\u003c\/h3\u003e\n\u003cp\u003eBecause this reagent is a moisture-sensitive liquid, it should be stored in a tightly closed original container and protected from atmospheric humidity; best results are obtained only when the reagent is kept dry. Store in a cool, well-ventilated area away from heat, ignition sources, and incompatible materials, and keep the container closed when not in use. Dispense in a fume hood using dry glassware and dry syringes or cannulas, and minimise the time the container remains open. Wear safety glasses, chemical-resistant gloves, and a laboratory coat while handling. Return the container to storage promptly after use and follow the manufacturer's safety data sheet together with local laboratory waste-disposal procedures.\u003c\/p\u003e","brand":"TCI","offers":[{"title":"5mL","offer_id":48086433038554,"sku":"TCI2510D129421008","price":1125000.0,"currency_code":"IDR","in_stock":true},{"title":"25mL","offer_id":48086433071322,"sku":"TCI2510D129421009","price":3149000.0,"currency_code":"IDR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0756\/7156\/8602\/files\/TCI2510D1294.jpg?v=1767102837"},{"product_id":"tci2510d130121014","title":"TCI D1301 6006-65-1 N,N-Dimethylformamide Dipropyl Acetal [for Esterification]","description":"\u003ch3\u003eDescription\u003c\/h3\u003e\n\u003cp\u003eTCI D1301 N,N-Dimethylformamide Dipropyl Acetal [for Esterification] is a member of the formamide acetal family carrying two propoxy groups, prepared specifically for esterification reactions in both synthesis and analytical laboratories. The reagent allows carboxylic acids to be converted directly into their propyl esters without a strong acid catalyst and without the need to add excess alcohol under prolonged reflux conditions. As a non-heterocyclic building block, it complements the dimethyl and diethyl variants within the same family of reagents, giving researchers a choice of ester alkyl group according to the demands of a particular analysis or synthetic target.\u003c\/p\u003e\n\u003cp\u003eThe distinguishing feature of this reagent lies in its propyl chain, which is longer than either the methyl or ethyl equivalent, producing ester derivatives with different polarity and different retention behaviour in chromatographic analysis. This difference is especially valuable when the peak of a methyl or ethyl derivative overlaps with components of the sample matrix, since the analyst can select propyl derivatisation instead to obtain better separation. The reaction conditions are mild and close to neutral, which preserves the integrity of other functional groups present in the molecule and reduces the risk of unwanted side reactions during derivatisation.\u003c\/p\u003e\n\u003cp\u003eIn Indonesian laboratories, reagents of this type are used in university synthesis groups, government research institutes, and analytical service laboratories that prepare samples for chromatographic determination. Because it works under gentle, near-neutral conditions and avoids the handling of strong acid catalysts, it fits well into routine sample-preparation workflows where a straightforward and reproducible derivatisation step is required before instrumental measurement, and where the choice of alkyl group must be adapted to the sample matrix at hand.\u003c\/p\u003e\n\u003ch3\u003eLaboratory Applications\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eDirect esterification of carboxylic acids: converts the acid group into the corresponding propyl ester in a single step, without a strong acid catalyst or a large excess of alcohol under long reflux.\u003c\/li\u003e\n\u003cli\u003eDerivatisation for chromatographic analysis: forms propyl ester derivatives with polarity and retention characteristics that differ from methyl and ethyl analogues, giving analysts an alternative when peaks overlap.\u003c\/li\u003e\n\u003cli\u003eResolution of matrix interference problems: when methyl or ethyl derivative peaks coincide with sample matrix components, switching to propyl derivatisation shifts retention and delivers better chromatographic separation.\u003c\/li\u003e\n\u003cli\u003eSynthesis of propyl esters on substrates with sensitive functionality: the mild, near-neutral reaction conditions preserve other functional groups on the molecule that acidic esterification methods could damage.\u003c\/li\u003e\n\u003cli\u003eBuilding block work in non-heterocyclic organic synthesis: serves alongside the dimethyl and diethyl acetal variants so researchers can select the ester alkyl group that matches their synthetic target.\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: 6006-65-1\u003c\/li\u003e\n\u003cli\u003eCategory: Chemistry \u0026gt; Building Blocks \u0026gt; Non-Heterocyclic Building Blocks\u003c\/li\u003e\n\u003cli\u003eProduct code: D1301\u003c\/li\u003e\n\u003cli\u003eApplication grade: supplied as a reagent designated for esterification\u003c\/li\u003e\n\u003cli\u003ePack sizes: available in the packaging options offered by the manufacturer for this catalogue item\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eHandling and Storage\u003c\/h3\u003e\n\u003cp\u003eStore the reagent in its original tightly closed container, protected from moisture, in a cool and well-ventilated area away from direct sunlight and sources of ignition. Acetal reagents of this type are moisture-sensitive, so containers should be resealed promptly after use and, where practical, handled under a dry inert atmosphere. Dispense and transfer the material inside a fume hood using clean, dry glassware and dry syringes or cannulas. Laboratory personnel should wear safety goggles, chemical-resistant gloves, and a laboratory coat, and should avoid inhaling vapours or allowing contact with skin and eyes. Keep the reagent separate from strong acids and strong oxidising agents, and consult the manufacturer's safety data sheet before use and before disposal of residues.\u003c\/p\u003e","brand":"TCI","offers":[{"title":"5mL","offer_id":48086433267930,"sku":"TCI2510D130121014","price":1097000.0,"currency_code":"IDR","in_stock":true},{"title":"25mL","offer_id":48086433300698,"sku":"TCI2510D130121015","price":3149000.0,"currency_code":"IDR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0756\/7156\/8602\/files\/TCI2510D1301.jpg?v=1767102850"},{"product_id":"tci2510d130221016","title":"TCI D1302 18503-90-7 N,N-Dimethylformamide Dibutyl Acetal [for Esterification]","description":"\u003ch3\u003eDescription\u003c\/h3\u003e\n\u003cp\u003eN,N-Dimethylformamide Dibutyl Acetal (DMFDBA), with CAS number 18503-90-7, is a chemical compound widely utilized in laboratory settings for esterification reactions. As a key building block in organic synthesis, it plays a vital role in the formation of esters from carboxylic acids. Its stability and reactivity make it a versatile reagent for creating complex molecular structures. This compound is particularly favored for its ability to participate in both esterification and other organic transformations, making it an essential component in synthetic chemistry workflows.\u003c\/p\u003e\n\u003cp\u003eDMFDBA is known for its excellent solubility in organic solvents, which facilitates mixing and reaction processes in laboratory experiments. Its chemical properties allow it to react efficiently with a variety of acids and alcohols, enhancing its utility in esterification reactions. The compound’s stability under various reaction conditions ensures consistent results, making it a reliable choice for researchers. Additionally, its dual role as both a reagent and a solvent increases its flexibility in different experimental setups, contributing to its widespread use in chemical laboratories.\u003c\/p\u003e\n\u003cp\u003eIn Indonesian laboratories, DMFDBA is commonly used in organic chemistry research, compound development, and industrial chemical production. It supports academic institutions and research centers in advancing chemical knowledge and innovation. Its availability and effectiveness make it a standard material in both educational and industrial chemical applications within the country.\u003c\/p\u003e\n\u003ch3\u003eLaboratory Applications\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eOrganic synthesis for esterification reactions due to its reactivity with carboxylic acids and alcohols.\u003c\/li\u003e\n\u003cli\u003eDevelopment of new chemical compounds in research laboratories requiring reliable reagents for complex molecular structures.\u003c\/li\u003e\n\u003cli\u003eIndustrial chemical production where DMFDBA is used as a building block for ester formation processes.\u003c\/li\u003e\n\u003cli\u003eEducational institutions for teaching and conducting experiments in organic chemistry courses.\u003c\/li\u003e\n\u003cli\u003ePharmaceutical research for the synthesis of ester-based compounds used in drug 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: 18503-90-7\u003c\/li\u003e\n\u003cli\u003eCategory: Chemistry \u0026gt; Building Blocks \u0026gt; Non-Heterocyclic Building Blocks\u003c\/li\u003e\n\u003cli\u003ePack sizes: Available in various quantities as per standard laboratory supply formats\u003c\/li\u003e\n\u003cli\u003ePhysical form: Liquid\u003c\/li\u003e\n\u003cli\u003eStorage note: Store in a cool, dry place away from direct sunlight and incompatible materials\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eHandling and Storage\u003c\/h3\u003e\n\u003cp\u003eDMFDBA should be stored in a cool, dry environment, away from direct sunlight and sources of heat. It is recommended to keep it in a tightly sealed container to prevent evaporation and contamination. Due to its chemical nature, it should be stored separately from strong oxidizing agents and acids to avoid potential reactions. Proper ventilation is essential when handling this compound to minimize inhalation risks. Laboratory personnel should wear appropriate personal protective equipment, such as gloves and safety goggles, when working with DMFDBA to ensure safe handling and reduce exposure risks. Regular monitoring of storage conditions is advised to maintain the compound's integrity and ensure compliance with safety standards.\u003c\/p\u003e","brand":"TCI","offers":[{"title":"5mL","offer_id":48086433333466,"sku":"TCI2510D130221016","price":1462000.0,"currency_code":"IDR","in_stock":true},{"title":"25mL","offer_id":48086433366234,"sku":"TCI2510D130221017","price":4582000.0,"currency_code":"IDR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0756\/7156\/8602\/files\/TCI2510D1302.jpg?v=1767102854"},{"product_id":"tci2510d130321018","title":"TCI D1303 36805-97-7 N,N-Dimethylformamide Di-tert-butyl Acetal [for Esterification]","description":"\u003ch3\u003eDescription\u003c\/h3\u003e\n\u003cp\u003eN,N-Dimethylformamide Di-tert-butyl Acetal is a chemical compound widely used in laboratory settings for its role in esterification reactions. As a key building block in organic synthesis, it enables the formation of esters through efficient and controlled chemical processes. This compound is particularly valued for its ability to react with various carboxylic acids, making it a versatile reagent in synthetic chemistry. Its stability and reactivity make it a reliable choice for researchers working on complex molecular structures.\u003c\/p\u003e\n\u003cp\u003eThe compound's chemical properties, including its stability and reactivity, make it a preferred choice for laboratory applications. It is known for its ability to undergo esterification efficiently, which is crucial in the synthesis of ester compounds with diverse industrial and pharmaceutical applications. Its non-heterocyclic nature allows it to be used in a wide range of chemical reactions without interfering with other functional groups. This makes it a go-to material for chemists seeking reliable and consistent results.\u003c\/p\u003e\n\u003cp\u003eIn Indonesian laboratories, N,N-Dimethylformamide Di-tert-butyl Acetal is commonly used in organic chemistry research. It is a staple in both academic and industrial settings, where its reliability and efficiency are highly appreciated. Its availability in liquid form and ease of use further contribute to its popularity among researchers. Its non-volatile nature also ensures safety during handling and storage, making it a trusted reagent in controlled laboratory environments.\u003c\/p\u003e\n\u003ch3\u003eLaboratory Applications\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eOrganic synthesis for esterification reactions due to its efficient and stable chemical properties.\u003c\/li\u003e\n\u003cli\u003ePharmaceutical research for the development of ester-based compounds with therapeutic applications.\u003c\/li\u003e\n\u003cli\u003eIndustrial chemistry applications where ester compounds are required for product formulation.\u003c\/li\u003e\n\u003cli\u003eAcademic research in chemical laboratories for teaching and experimental purposes.\u003c\/li\u003e\n\u003cli\u003ePolymer science for the synthesis of ester-functionalized polymers with specific properties.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eSpecifications\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eBrand: TCI\u003c\/li\u003e\n\u003cli\u003eCAS number: 36805-97-7\u003c\/li\u003e\n\u003cli\u003eCategory: Chemistry \u0026gt; Building Blocks \u0026gt; Non-Heterocyclic Building Blocks\u003c\/li\u003e\n\u003cli\u003ePack sizes: Available in standard laboratory quantities\u003c\/li\u003e\n\u003cli\u003ePhysical form: Liquid\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 place away from direct sunlight to maintain its stability and reactivity. It is recommended to use airtight containers to prevent exposure to moisture and air, which could affect its performance. Due to its chemical nature, it should be handled in a well-ventilated area, and appropriate personal protective equipment should be worn. While it is relatively stable under normal storage conditions, it should not be exposed to extreme temperatures or incompatible substances. Proper labeling and safe storage practices are essential to ensure the safety of laboratory personnel and the integrity of the compound.\u003c\/p\u003e","brand":"TCI","offers":[{"title":"5mL","offer_id":48086433431770,"sku":"TCI2510D130321018","price":4077000.0,"currency_code":"IDR","in_stock":true},{"title":"25mL","offer_id":48086433464538,"sku":"TCI2510D130321019","price":14194000.0,"currency_code":"IDR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0756\/7156\/8602\/files\/TCI2510D1303.jpg?v=1767102858"},{"product_id":"tci2510d133221062","title":"TCI D1332 4637-24-5 N,N-Dimethylformamide Dimethyl Acetal [for Esterification] (0.5mL*10)","description":"\u003ch3\u003eDescription\u003c\/h3\u003e\n\u003cp\u003eTCI D1332 N,N-Dimethylformamide Dimethyl Acetal [for Esterification] is a methylating reagent supplied in a specially prepared format of ten glass ampoules, each containing 0.5 mL. Widely known by the abbreviation DMF-DMA, this reagent converts carboxylic acids into their corresponding methyl esters quickly and cleanly, without requiring a strong acid catalyst or an excess of solvent. In the laboratory it plays an essential role during sample preparation prior to gas chromatographic analysis, because free carboxylic acids tend to produce broadened, asymmetric peaks on the column.\u003c\/p\u003e\n\u003cp\u003eThe qualities that make analysts choose this reagent lie in its single-dose ampoule packaging and the purity maintained specifically for esterification work. Each ampoule holds a pre-measured quantity, so the analyst does not need to open a large bulk container repeatedly, and the risk of quality deterioration through contact with atmospheric moisture is kept to a minimum. The methylation reaction proceeds at moderate temperature within a short time and generates volatile by-products, which therefore do not interfere with chromatographic injection.\u003c\/p\u003e\n\u003cp\u003eBeyond esterification, DMF-DMA is also widely used as an enaminone-forming reagent and as a one-carbon unit source in synthetic chemistry. In Indonesian laboratories this combination of roles suits analytical services, university research groups, and quality control units that prepare acidic samples for gas chromatography while also running small-scale building block synthesis. The ten-ampoule set allows a single delivery to cover several separate work sessions.\u003c\/p\u003e\n\u003ch3\u003eLaboratory Applications\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eMethyl ester preparation from carboxylic acids: the reagent performs the conversion rapidly and cleanly without a strong acid catalyst or excess solvent, simplifying the workflow.\u003c\/li\u003e\n\u003cli\u003eSample derivatisation before gas chromatography: free carboxylic acids give broad, asymmetric peaks, so converting them to methyl esters improves peak shape on the column.\u003c\/li\u003e\n\u003cli\u003eRoutine analytical sample preparation: each pre-measured ampoule removes the need to repeatedly open a bulk container, which keeps handling consistent between analytical batches.\u003c\/li\u003e\n\u003cli\u003eEnaminone formation in synthetic chemistry: DMF-DMA is widely employed as an enaminone-forming reagent, making this pack useful for building block work beyond esterification.\u003c\/li\u003e\n\u003cli\u003eOne-carbon unit introduction: the reagent serves as a source of a single carbon unit, supporting synthetic routes that require this fragment in non-heterocyclic building block chemistry.\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: 4637-24-5\u003c\/li\u003e\n\u003cli\u003eCategory: Chemistry \u0026gt; Building Blocks \u0026gt; Non-Heterocyclic Building Blocks\u003c\/li\u003e\n\u003cli\u003ePack size: 0.5 mL × 10 ampoules per set\u003c\/li\u003e\n\u003cli\u003eGrade note: supplied as a reagent for esterification\u003c\/li\u003e\n\u003cli\u003eStorage: keep ampoules sealed and protected from moisture until use\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eHandling and Storage\u003c\/h3\u003e\n\u003cp\u003eStore the ampoules in their original packaging in a cool, dry place away from direct sunlight and sources of heat, keeping each unit sealed until the moment of use so that contact with atmospheric moisture is avoided. Because the material is sensitive to water vapour, the single-dose ampoule format should be used as intended: open one ampoule per working session rather than transferring the contents into a larger shared container. Handle the reagent in a fume hood with appropriate gloves, safety glasses, and a laboratory coat, and open glass ampoules carefully to avoid cuts. Prepare and transfer the reagent using clean, dry glassware, and dispose of residues and empty ampoules through the laboratory's chemical waste procedure.\u003c\/p\u003e","brand":"TCI","offers":[{"title":"1set","offer_id":48086435168474,"sku":"TCI2510D133221062","price":2194000.0,"currency_code":"IDR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0756\/7156\/8602\/files\/TCI2510D1332.jpg?v=1767102920"},{"product_id":"tci2510d159521401","title":"TCI D1595 4909-78-8 N,N-Dimethylformamide Dineopentyl Acetal [for Esterification]","description":"\u003ch3\u003eDescription\u003c\/h3\u003e\n\u003cp\u003eN,N-Dimethylformamide Dineopentyl Acetal (DMF-DIPA) is a chemical compound widely used in laboratory settings for its role in esterification reactions. As a key reagent, it serves as a versatile source of ester groups that can react with various substrates to form new organic compounds. This compound is particularly valuable in synthetic chemistry due to its ability to act both as a solvent and a reactive component, streamlining the synthesis process without the need for additional reagents. Its application spans multiple areas of organic chemistry, making it an essential material for researchers and chemists working in both academic and industrial environments.\u003c\/p\u003e\n\u003cp\u003eDMF-DIPA is preferred for its chemical stability under controlled conditions and its reactivity in a wide range of chemical environments. It possesses a high boiling point, which allows it to be used in reactions requiring elevated temperatures. Its ability to participate in esterification reactions makes it a reliable choice for producing ester derivatives. Additionally, its dual functionality as a solvent and reagent enhances its utility in complex synthesis pathways. These properties make DMF-DIPA a go-to compound in Indonesian laboratories where efficiency and reliability are paramount.\u003c\/p\u003e\n\u003cp\u003eIn Indonesian laboratories, DMF-DIPA is commonly used in organic chemistry research, especially in the pharmaceutical and chemical industries. It plays a crucial role in the synthesis of complex organic molecules, contributing to the development of new drugs and materials. Its availability and effectiveness make it a staple in many research facilities across Indonesia, supporting both academic and industrial chemical innovation.\u003c\/p\u003e\n\u003ch3\u003eLaboratory Applications\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eEsterification Reactions: DMF-DIPA is ideal for esterification due to its ability to provide ester groups, facilitating the formation of ester derivatives in organic synthesis.\u003c\/li\u003e\n\u003cli\u003eOrganic Synthesis: It is widely used in the synthesis of complex organic compounds, acting as both a solvent and reactive component to enhance reaction efficiency.\u003c\/li\u003e\n\u003cli\u003ePharmaceutical Research: Its role in producing ester derivatives makes it valuable in drug development and compound modification processes.\u003c\/li\u003e\n\u003cli\u003eIndustrial Chemistry: DMF-DIPA supports the production of various chemical products by enabling efficient and reliable esterification pathways.\u003c\/li\u003e\n\u003cli\u003eAnalytical Chemistry: It is used as a solvent in analytical procedures to dissolve and process organic compounds for further analysis.\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: 4909-78-8\u003c\/li\u003e\n\u003cli\u003eCategory: Chemistry \u0026gt; Building Blocks \u0026gt; Non-Heterocyclic Building Blocks\u003c\/li\u003e\n\u003cli\u003ePack sizes: Available in various quantities as per standard laboratory supply\u003c\/li\u003e\n\u003cli\u003ePhysical form: Liquid\u003c\/li\u003e\n\u003cli\u003eStorage note: Store in a cool, dry place away from heat and direct sunlight\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eHandling and Storage\u003c\/h3\u003e\n\u003cp\u003eDMF-DIPA should be stored in a cool, dry environment, away from heat and direct sunlight to maintain its chemical stability. It is recommended to use sealed containers made of materials compatible with organic solvents, such as glass or high-density polyethylene. Due to its reactivity, it should be handled in a well-ventilated area, and appropriate personal protective equipment should be worn. Avoid exposure to oxygen and heat to prevent degradation. Proper storage ensures the compound remains effective for its intended applications in laboratory settings.\u003c\/p\u003e","brand":"TCI","offers":[{"title":"5mL","offer_id":48086449520858,"sku":"TCI2510D159521401","price":1210000.0,"currency_code":"IDR","in_stock":true},{"title":"25mL","offer_id":48086449553626,"sku":"TCI2510D159521402","price":3542000.0,"currency_code":"IDR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0756\/7156\/8602\/files\/TCI2510D1595.jpg?v=1767103306"},{"product_id":"tci2510d207122115","title":"TCI D2071 4637-24-5 N,N-Dimethylformamide Dimethyl Acetal [for Esterification]","description":"\u003ch3\u003eDescription\u003c\/h3\u003e\n\u003cp\u003eTCI D2071 N,N-Dimethylformamide Dimethyl Acetal, commonly abbreviated as DMF-DMA, is a versatile liquid reagent prepared specifically for esterification work. In the laboratory it acts as a mild methylating agent that rapidly converts carboxylic acids into their methyl esters without requiring strong mineral acids or hazardous diazomethane. This role is particularly important during sample preparation prior to gas chromatographic analysis, because many organic acids are insufficiently volatile and are difficult to separate cleanly until they have been converted into their more readily analysed ester derivatives.\u003c\/p\u003e\n\u003cp\u003eThe properties that make this reagent a preferred choice are its selective reactivity and its comparatively gentle reaction conditions. The aminal acetal group in its structure readily releases methanol and forms a reactive intermediate species, so esterification can proceed under moderate heating with by-products that are easily evaporated away. DMF-DMA is also well known as an enaminone-forming reagent and as a one-carbon source for heterocyclic synthesis, including pyrazoles, pyrimidines, and isoxazoles, so a single bottle can support several different kinds of work at once.\u003c\/p\u003e\n\u003cp\u003eBecause it is supplied in liquid form, the reagent is straightforward to measure and to add directly to a reaction mixture or to a derivatisation vial. In Indonesian laboratories this suits routine analytical service work, teaching and research laboratories in organic synthesis, and quality control settings where organic acid content is determined by gas chromatography. Its dual usefulness in both derivatisation and synthetic chemistry makes it a practical item to keep on hand where a single reagent inventory has to serve mixed workloads.\u003c\/p\u003e\n\u003ch3\u003eLaboratory Applications\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eMethyl ester derivatisation for gas chromatography — converts poorly volatile organic acids into methyl esters that elute and separate far more cleanly, improving peak shape and quantitation in routine GC analysis.\u003c\/li\u003e\n\u003cli\u003eMild esterification of carboxylic acids — provides a route to methyl esters without strong mineral acid catalysts or hazardous diazomethane, which simplifies both the procedure and the safety controls required.\u003c\/li\u003e\n\u003cli\u003eEnaminone formation in organic synthesis — reacts with activated methyl and methylene compounds to give enaminone intermediates that serve as flexible platforms for further ring-forming chemistry.\u003c\/li\u003e\n\u003cli\u003eHeterocyclic building block chemistry — acts as a one-carbon source in the construction of pyrazoles, pyrimidines, and isoxazoles, supporting medicinal and materials-oriented synthetic programmes.\u003c\/li\u003e\n\u003cli\u003eTeaching and research laboratory synthesis exercises — its moderate reaction conditions and easily evaporated by-products make reaction workup and product isolation more manageable for students and researchers alike.\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: 4637-24-5\u003c\/li\u003e\n\u003cli\u003eCategory: Chemistry \u0026gt; Building Blocks \u0026gt; Non-Heterocyclic Building Blocks\u003c\/li\u003e\n\u003cli\u003eProduct code: D2071\u003c\/li\u003e\n\u003cli\u003ePhysical form: liquid reagent, specified for esterification use\u003c\/li\u003e\n\u003cli\u003ePack sizes: available in the standard TCI catalogue pack sizes for this item; please confirm the required size when ordering\u003c\/li\u003e\n\u003cli\u003eStorage: keep tightly closed in a cool, dry, well-ventilated area away from moisture\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eHandling and Storage\u003c\/h3\u003e\n\u003cp\u003eStore the reagent in its original tightly closed container in a cool, dry, and well-ventilated chemical store, away from heat sources, ignition sources, and direct sunlight. Because the acetal group releases methanol on reaction, keep the container sealed against atmospheric moisture and reclose it promptly after each withdrawal; amber glass or the supplier's original glass packaging is appropriate. Handle and dispense in a fume hood, wearing safety glasses, chemically resistant gloves, and a laboratory coat. Use clean, dry glassware and dry syringes or pipettes when transferring, avoid contact with strong acids and oxidising agents, and consult the manufacturer's safety data sheet before first use and before disposal of residues.\u003c\/p\u003e","brand":"TCI","offers":[{"title":"25mL","offer_id":48086491660506,"sku":"TCI2510D207122115","price":1969000.0,"currency_code":"IDR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0756\/7156\/8602\/files\/TCI2510D2071.jpg?v=1767104141"},{"product_id":"tci2510t067651578","title":"TCI T0676 75-59-2 Tetramethylammonium Hydroxide (10% in Methanol)","description":"\u003cp\u003e\u003cstrong\u003eTetramethylammonium Hydroxide (10% in Methanol)\u003c\/strong\u003e (CAS 75-59-2) 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 organic chemistry transformations in laboratory and industrial settings.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eSpecifications:\u003c\/strong\u003e\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eMolecular formula: C4H13NO\u003c\/li\u003e\n\u003cli\u003eCAS number: 75-59-2\u003c\/li\u003e\n\u003cli\u003eTCI product code: T0676\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e\u003cstrong\u003eSynonyms:\u003c\/strong\u003e TMAH (10% in Methanol)\u003c\/p\u003e\u003cp\u003eAvailable from \u003cstrong\u003eAMI Scientific\u003c\/strong\u003e, the authorised TCI distributor in Indonesia. \u003cstrong\u003eContact us for pricing and stock availability\u003c\/strong\u003e — we ship throughout Indonesia.\u003c\/p\u003e","brand":"TCI","offers":[{"title":"25mL","offer_id":48275462652122,"sku":"TCI2510T067651578","price":536000.0,"currency_code":"IDR","in_stock":false},{"title":"100mL","offer_id":48275462684890,"sku":"TCI2510T067651579","price":1294000.0,"currency_code":"IDR","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0756\/7156\/8602\/files\/TCI2510T0676.jpg?v=1768206334"},{"product_id":"tci2510t096151932","title":"TCI T0961 68254-41-1 3-(Trifluoromethyl)phenyltrimethylammonium Hydroxide (5% in Methanol) [for Transesterification of Glyceride]","description":"\u003cp\u003e\u003cstrong\u003e3-(Trifluoromethyl)phenyltrimethylammonium Hydroxide (5% in Methanol) [for Transesterification of Glyceride]\u003c\/strong\u003e (CAS 68254-41-1) 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 organic chemistry transformations in laboratory and industrial settings.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eSpecifications:\u003c\/strong\u003e\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eMolecular formula: C10H14F3NO\u003c\/li\u003e\n\u003cli\u003eCAS number: 68254-41-1\u003c\/li\u003e\n\u003cli\u003eTCI product code: T0961\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e\u003cstrong\u003eSynonyms:\u003c\/strong\u003e m-TFPTAH (5% in Methanol); Trimethyl-3-trifluoromethylphenylammonium Hydroxide (5% in Methanol); Trimethyl-alpha,alpha,alpha-trifluoro-m-tolylammonium Hydroxide (5% in Methanol)\u003c\/p\u003e\u003cp\u003eAvailable from \u003cstrong\u003eAMI Scientific\u003c\/strong\u003e, the authorised TCI distributor in Indonesia. \u003cstrong\u003eContact us for pricing and stock availability\u003c\/strong\u003e — we ship throughout Indonesia.\u003c\/p\u003e","brand":"TCI","offers":[{"title":"25mL","offer_id":48088362123482,"sku":"TCI2510T096151932","price":5032000.0,"currency_code":"IDR","in_stock":true},{"title":"100mL","offer_id":48088362156250,"sku":"TCI2510T096151933","price":15094000.0,"currency_code":"IDR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0756\/7156\/8602\/files\/TCI2510T0961.jpg?v=1768363176"},{"product_id":"tci2510t361055270","title":"TCI T3610 1899-02-1 Trimethylphenylammonium Hydroxide (ca. 8.5% in Methanol)","description":"\u003cp\u003e\u003cstrong\u003eTrimethylphenylammonium Hydroxide (ca. 8.5% in Methanol)\u003c\/strong\u003e (CAS 1899-02-1) 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 organic chemistry transformations in laboratory and industrial settings.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eSpecifications:\u003c\/strong\u003e\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eMolecular formula: C9H15NO\u003c\/li\u003e\n\u003cli\u003eCAS number: 1899-02-1\u003c\/li\u003e\n\u003cli\u003eTCI product code: T3610\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e\u003cstrong\u003eSynonyms:\u003c\/strong\u003e Trimethylanilinium Hydroxide (ca. 8.5% in Methanol); Phenyltrimethylammonium Hydroxide (ca. 8.5% in Methanol); PTAH (ca. 8.5% in Methanol); TMAH (ca. 8.5% in Methanol)\u003c\/p\u003e\u003cp\u003eAvailable from \u003cstrong\u003eAMI Scientific\u003c\/strong\u003e, the authorised TCI distributor in Indonesia. \u003cstrong\u003eContact us for pricing and stock availability\u003c\/strong\u003e — we ship throughout Indonesia.\u003c\/p\u003e","brand":"TCI","offers":[{"title":"25mL","offer_id":48088563777754,"sku":"TCI2510T361055270","price":1097000.0,"currency_code":"IDR","in_stock":true},{"title":"100mL","offer_id":48088563810522,"sku":"TCI2510T361055271","price":3908000.0,"currency_code":"IDR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0756\/7156\/8602\/files\/TCI2510T3610_620a30c9-707d-486a-b7a4-ae122ae439f3.jpg?v=1768363589"}],"url":"https:\/\/amiscientific.com\/en\/collections\/tci-l4-esterification-alkylation-gc-derivatization-reagents.oembed","provider":"AMI Scientific","version":"1.0","type":"link"}