{"title":"Cholestanes [Steroids]","description":"\u003cp\u003e\u003cstrong\u003eCholestanes [Steroids]\u003c\/strong\u003e — mencakup kerangka steroid kolestana dan kolesterol beserta turunannya seperti keton, epoksida, dan ester bromida pada berbagai posisi cincin. Kategori ini berperan sebagai bahan acuan dan perantara dalam kimia steroid.\u003c\/p\u003e\u003cp\u003eSenyawa seperti kolesterol, 5alpha-kolestan-3-on, dan 25-hidroksikolesterol dipakai peneliti biokimia dan kimia organik sebagai standar analitik, bahan awal semisintesis, serta perantara dalam studi jalur metabolisme steroid. Turunan seperti kolesteril bromida dan epoksida kolesterol umum dimanfaatkan sebagai intermediat reaktif untuk modifikasi struktur pada posisi cincin A dan B.\u003c\/p\u003e\u003cp\u003eContoh produk dalam koleksi ini: \u003ca href=\"\/en\/products\/tci2510h187234810\"\u003eTCI H1872 2140-46-7 25-Hydroxycholesterol\u003c\/a\u003e, \u003ca href=\"\/en\/products\/tci2510c031714374\"\u003eTCI C0317 80-97-7 beta-Cholestanol (contains alpha-Cholestanol)\u003c\/a\u003e, \u003ca href=\"\/en\/products\/tci2510c401919130\"\u003eTCI C4019 566-88-1 5alpha-Cholestan-3-one\u003c\/a\u003e, \u003ca href=\"\/en\/products\/tci2510c031814376\"\u003eTCI C0318 57-88-5 Cholesterol (stabilized with alpha-Tocopherol)\u003c\/a\u003e, \u003ca href=\"\/en\/products\/tci2510c362418722\"\u003eTCI C3624 57-88-5 Cholesterol (\u0026gt;99%) (stabilized with alpha-Tocopherol)\u003c\/a\u003e, \u003ca href=\"\/en\/products\/tci2510c061014819\"\u003eTCI C0610 910-31-6 Cholesteryl Chloride\u003c\/a\u003e, \u003ca href=\"\/en\/products\/tci2510c136615886\"\u003eTCI C1366 601-57-0 (+)-4-Cholesten-3-one\u003c\/a\u003e, \u003ca href=\"\/en\/products\/tci2510c069514940\"\u003eTCI C0695 516-91-6 Cholesteryl Bromide\u003c\/a\u003e.\u003c\/p\u003e\u003cp\u003ePerhatikan tingkat kemurnian dan ada tidaknya penstabil (misalnya alfa-tokoferol pada kolesterol), serta posisi dan stereokimia gugus fungsi pada kerangka steroid yang sesuai kebutuhan riset. 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 Steroids, sering dipakai bersamaan dalam satu alur kerja laboratorium:\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e\u003ca href=\"\/en\/collections\/tci-l4-pregnanes-corticoids-steroids\"\u003ePregnanes (Corticoids) [Steroids]\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/en\/collections\/tci-l4-estranes-estrogens-steroids\"\u003eEstranes (Estrogens) [Steroids]\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/en\/collections\/tci-l4-phytosteroids-steroids\"\u003ePhytosteroids [Steroids]\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/en\/collections\/tci-l4-cholanes-bile-acids-steroids\"\u003eCholanes (Bile Acids) [Steroids]\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/en\/collections\/tci-l4-pregnanes-progestogen-steroids\"\u003ePregnanes (Progestogen) [Steroids]\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/en\/collections\/tci-l4-androstanes-androgens-steroids\"\u003eAndrostanes (Androgens) [Steroids]\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003eKembali ke \u003ca href=\"\/en\/collections\/tci-l3-steroids\"\u003eSteroids\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":"tci2510c031714374","title":"TCI C0317 80-97-7 beta-Cholestanol (contains alpha-Cholestanol)","description":"\u003ch3\u003eDescription\u003c\/h3\u003e\n\u003cp\u003eTCI C0317 beta-Cholestanol (CAS 80-97-7) is a saturated sterol closely related to cholesterol, supplied in a grade that contains alpha-cholestanol as stated in the product name. It is widely used as a structural comparator in lipid membrane research, sterol analysis, and steroid biosynthesis studies. The saturated ring system provides different packing behavior from cholesterol, which is valuable when examining membrane fluidity and ordering. AMI Scientific offers 1 g, 5 g, and 25 g packs; store the material dry, tightly closed, and protected from light per the manufacturer's instructions.\u003c\/p\u003e","brand":"TCI","offers":[{"title":"5g","offer_id":48085989621978,"sku":"TCI2510C031714374","price":1885000.0,"currency_code":"IDR","in_stock":true},{"title":"25g","offer_id":48085989654746,"sku":"TCI2510C031714375","price":6156000.0,"currency_code":"IDR","in_stock":true},{"title":"1g","offer_id":48085989687514,"sku":"TCI2604C031794","price":536000.0,"currency_code":"IDR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0756\/7156\/8602\/files\/TCI2510C0317.jpg?v=1768816208"},{"product_id":"tci2510c031814376","title":"TCI C0318 57-88-5 Cholesterol (stabilized with alpha-Tocopherol)","description":"\u003ch3\u003eDescription\u003c\/h3\u003e\n\u003cp\u003eTCI C0318 Cholesterol (CAS 57-88-5), stabilized with alpha-tocopherol, is a key sterol reagent for drug delivery system research. It is routinely used in liposome preparation, lipid nanoparticle development, and membrane biochemistry, where it modulates bilayer stability and permeability. Because cholesterol is prone to oxidation, the material should be kept tightly closed, cool, and protected from light and air. AMI Scientific offers 25 g, 100 g, and 500 g packs for research and laboratory use, in line with the manufacturer's handling instructions.\u003c\/p\u003e","brand":"TCI","offers":[{"title":"25g","offer_id":48085989753050,"sku":"TCI2510C031814376","price":1406000.0,"currency_code":"IDR","in_stock":true},{"title":"100g","offer_id":48085989785818,"sku":"TCI2510C031814377","price":3964000.0,"currency_code":"IDR","in_stock":true},{"title":"500g","offer_id":48085989818586,"sku":"TCI2510C031814378","price":13773000.0,"currency_code":"IDR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0756\/7156\/8602\/files\/TCI2510C0318.jpg?v=1767095027"},{"product_id":"tci2510c061014819","title":"TCI C0610 910-31-6 Cholesteryl Chloride","description":"\u003ch3\u003eDescription\u003c\/h3\u003e\n\u003cp\u003eTCI C0610 Cholesteryl Chloride is a cholesterol derivative in which the 3-hydroxy group is replaced by chlorine, preserving the rigid chiral steroid framework. It is studied primarily as a cholesteric liquid crystal material, where helical molecular ordering produces selective reflection and optical rotation. Researchers commonly combine it with cholesteryl esters to build thermochromic mixtures and to investigate phase-transition behaviour. Supplied as a 25 g solid, it should be kept tightly closed in a cool, dry place away from light.\u003c\/p\u003e\n\u003ch3\u003eScientific References\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eSharma et al. (2005). Theoretical mechanism of the formation of cholesteryl chloride from cholesterol and thionyl chloride. \u003cem\u003eJournal of Molecular Modeling\u003c\/em\u003e \u003ca href=\"https:\/\/doi.org\/10.1007\/s00894-004-0232-7\" target=\"_blank\" rel=\"nofollow noopener\"\u003edoi:10.1007\/s00894-004-0232-7\u003c\/a\u003e\n\u003c\/li\u003e\n\u003cli\u003eSayin et al. (2011). Magnetic properties of gamma irradiated single crystals of cholesteryl chloride: An EPR study. \u003cem\u003eRadiation Physics and Chemistry\u003c\/em\u003e \u003ca href=\"https:\/\/doi.org\/10.1016\/j.radphyschem.2011.06.002\" target=\"_blank\" rel=\"nofollow noopener\"\u003edoi:10.1016\/j.radphyschem.2011.06.002\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":48086013182170,"sku":"TCI2510C061014819","price":2784000.0,"currency_code":"IDR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0756\/7156\/8602\/files\/TCI2510C0610.jpg?v=1768816286"},{"product_id":"tci2510c069514940","title":"TCI C0695 516-91-6 Cholesteryl Bromide","description":"\u003ch3\u003eDescription\u003c\/h3\u003e\n\u003cp\u003eTCI C0695 Cholesteryl Bromide is a cholesterol derivative in which the hydroxyl group is replaced by a bromine atom. The bromide serves as a leaving group, making the compound a useful precursor for preparing a wide range of cholesteryl derivatives. Its rigid chiral steroid core also makes it relevant to cholesteric liquid crystal and steroid chemistry research. AMI Scientific offers this TCI solid in a research package size; handle it with gloves and eye protection in a well-ventilated area and store it cool, dry, and protected from light per the official label and SDS.\u003c\/p\u003e","brand":"TCI","offers":[{"title":"10g","offer_id":48086021275866,"sku":"TCI2510C069514940","price":4835000.0,"currency_code":"IDR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0756\/7156\/8602\/files\/TCI2510C0695.jpg?v=1768816314"},{"product_id":"tci2510c122215687","title":"TCI C1222 1250-95-9 Cholesterol-5alpha,6alpha-epoxide","description":"\u003ch3\u003eDescription\u003c\/h3\u003e\n\u003cp\u003eTCI C1222 Cholesterol-5alpha,6alpha-epoxide (CAS 1250-95-9) is an oxidized cholesterol derivative belonging to the oxysterol family, with a defined alpha configuration at the 5,6-epoxide. It serves as a valuable reference compound in cholesterol oxidation research, lipid analysis, and membrane biology studies. Its well-defined stereochemistry supports reliable identification and quantification by chromatographic and mass spectrometric methods. AMI Scientific supplies this TCI steroid reagent in a 1 g pack size, and cold, light-protected storage is recommended in line with the manufacturer's label.\u003c\/p\u003e","brand":"TCI","offers":[{"title":"1g","offer_id":48086057353434,"sku":"TCI2510C122215687","price":6156000.0,"currency_code":"IDR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0756\/7156\/8602\/files\/TCI2510C1222.jpg?v=1768816457"},{"product_id":"tci2510c136615886","title":"TCI C1366 601-57-0 (+)-4-Cholesten-3-one","description":"\u003ch3\u003eDescription\u003c\/h3\u003e\n\u003cp\u003eTCI C1366 (+)-4-Cholesten-3-one (CAS 601-57-0) is a steroid reagent widely used in biochemical and lipid research. It is commonly encountered as the enzymatic oxidation product of cholesterol, which makes it a convenient reference material for cholesterol oxidase studies and chromatographic comparison. Researchers also apply it in sterol metabolism work, membrane biology, and as a starting scaffold for further steroid synthesis. AMI Scientific supplies this TCI-branded product in a 5 g pack for laboratories in Indonesia.\u003c\/p\u003e","brand":"TCI","offers":[{"title":"5g","offer_id":48086065938650,"sku":"TCI2510C136615886","price":3345000.0,"currency_code":"IDR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0756\/7156\/8602\/files\/TCI2510C1366.jpg?v=1768816499"},{"product_id":"tci2510c362418722","title":"TCI C3624 57-88-5 Cholesterol (\u003e99%) (stabilized with alpha-Tocopherol)","description":"\u003ch3\u003eDescription\u003c\/h3\u003e\n\u003cp\u003eCholesterol TCI C3624 is a high-purity chemical compound (greater than 99%) used extensively in pharmaceutical research and drug development. As a key component of cell membranes, cholesterol plays a vital role in maintaining cellular structure and function. Its presence is essential in the development of drug delivery systems (DDS), where it helps in the formulation of liposomes and other lipid-based carriers. This compound is widely utilized in both academic and industrial research settings to study the mechanisms of drug-cell interactions and to design more effective and safe therapeutic agents.\u003c\/p\u003e\n\u003cp\u003eThe stability and purity of TCI C3624 make it a preferred choice for laboratory applications. Stabilized with alpha-Tocopherol, this cholesterol ensures long-term consistency and reliability in experimental results. Its high purity minimizes contamination risks, which is critical for reproducible and accurate research outcomes. Additionally, its stable physical form facilitates easy handling and storage, making it suitable for use in various laboratory conditions. These properties ensure that researchers can rely on consistent performance during complex and sensitive experiments.\u003c\/p\u003e\n\u003cp\u003eIn Indonesian laboratories, cholesterol TCI C3624 is commonly used in pharmacological, biochemical, and health sciences research. It supports the development of new drugs, studies on drug side effects, and investigations related to lipid metabolism disorders. Its versatility and reliability make it an essential reagent for researchers aiming to advance therapeutic innovations and improve patient outcomes through scientific discovery.\u003c\/p\u003e\n\u003ch3\u003eLaboratory Applications\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eDrug development research for enhancing the effectiveness of drug delivery systems due to its role in lipid-based formulations.\u003c\/li\u003e\n\u003cli\u003ePharmacological studies to understand how drugs interact with cellular membranes and biological systems.\u003c\/li\u003e\n\u003cli\u003eBiomedical research focused on lipid metabolism and its impact on various diseases and health conditions.\u003c\/li\u003e\n\u003cli\u003eFormulation development for liposomal drug carriers, leveraging cholesterol's structural properties in membrane formation.\u003c\/li\u003e\n\u003cli\u003eToxicology studies to assess the effects of cholesterol on cellular function and drug interactions in biological 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: 57-88-5\u003c\/li\u003e\n\u003cli\u003eCategory: Chemistry \u0026gt; Pharmaceutical Development and Drug Discovery Research Reagents \u0026gt; Drug Delivery Systems (DDS)\u003c\/li\u003e\n\u003cli\u003ePack sizes: Not specified in reference\u003c\/li\u003e\n\u003cli\u003ePhysical form: Not specified in reference\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\u003eCholesterol TCI C3624 should be stored in a cool, dry environment, away from direct sunlight and sources of heat. It is recommended to use airtight containers to prevent moisture absorption and contamination. Due to its high purity and stabilization with alpha-Tocopherol, it maintains stability over time when stored properly. Laboratory personnel should handle the compound with care, using appropriate personal protective equipment such as gloves and safety goggles. It is important to ensure that the compound is kept in a secure location to prevent accidental exposure or contamination. Regular checks on storage conditions are advised to maintain the integrity and usability of the material for research purposes.\u003c\/p\u003e","brand":"TCI","offers":[{"title":"1g","offer_id":48086271951066,"sku":"TCI2510C362418722","price":2419000.0,"currency_code":"IDR","in_stock":true},{"title":"5g","offer_id":48086271983834,"sku":"TCI2510C362418723","price":8376000.0,"currency_code":"IDR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0756\/7156\/8602\/files\/TCI2510C3624.jpg?v=1769144262"},{"product_id":"tci2510c401919130","title":"TCI C4019 566-88-1 5alpha-Cholestan-3-one","description":"\u003ch3\u003eDescription\u003c\/h3\u003e\n\u003cp\u003e5alpha-Cholestan-3-one is a chemical compound widely used in life sciences research, particularly in the study of steroids and lipid metabolism. It plays a crucial role in the biosynthesis of steroid hormones, making it an essential component in biochemical pathways. This compound is frequently utilized in laboratories as a precursor for the synthesis of other steroid-related compounds or as a control in biological activity assays. Its presence in various biological systems underscores its importance in understanding metabolic processes and hormonal regulation.\u003c\/p\u003e\n\u003cp\u003eThe compound is valued for its chemical stability under specific conditions, which facilitates long-term storage and consistent performance in experimental settings. Its specific molecular structure grants it high affinity for certain receptors, making it a valuable tool in molecular interaction studies. This characteristic allows researchers to investigate receptor-ligand interactions with precision, enhancing the accuracy of experimental outcomes. Additionally, its predictable behavior in different solvents and reaction conditions contributes to its reliability in laboratory applications.\u003c\/p\u003e\n\u003cp\u003eIn Indonesian laboratories, 5alpha-Cholestan-3-one is commonly employed in pharmacology, biochemistry, and biomedical research. It is a preferred choice for experiments requiring steroid compounds with a defined structure. Many research institutions and universities rely on this compound for studies focused on lipid metabolism, hormone synthesis, and receptor-based drug development. Its versatility and stability make it a staple in both academic and industrial research environments.\u003c\/p\u003e\n\u003ch3\u003eLaboratory Applications\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eLipid Metabolism Research: This compound is ideal for studying cholesterol regulation and lipid pathway mechanisms due to its role in steroid biosynthesis.\u003c\/li\u003e\n\u003cli\u003eHormone Synthesis Studies: It serves as a key precursor in the synthesis of various steroid hormones, supporting endocrinology and pharmacology research.\u003c\/li\u003e\n\u003cli\u003eReceptor Interaction Analysis: Its high affinity for specific receptors makes it suitable for investigating molecular interactions in drug development.\u003c\/li\u003e\n\u003cli\u003eBiochemical Assay Development: It is used as a control in assays to ensure accurate measurement of biological activity and enzyme function.\u003c\/li\u003e\n\u003cli\u003eMolecular Structure Studies: Its defined chemical structure enables detailed analysis in structural biology and synthetic chemistry applications.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eSpecifications\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eBrand: TCI\u003c\/li\u003e\n\u003cli\u003eCAS number: 566-88-1\u003c\/li\u003e\n\u003cli\u003eCategory: Life Science \u0026gt; Biochemicals and Reagents \u0026gt; Steroids\u003c\/li\u003e\n\u003cli\u003ePack sizes: Available in various quantities as per standard laboratory supply formats\u003c\/li\u003e\n\u003cli\u003ePhysical form: Solid, crystalline powder\u003c\/li\u003e\n\u003cli\u003eStorage note: Store in a cool, dry place away from light and moisture\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eHandling and Storage\u003c\/h3\u003e\n\u003cp\u003e5alpha-Cholestan-3-one should be stored in a cool, dry environment, away from direct light and moisture to maintain its chemical stability. It is recommended to use airtight containers to prevent exposure to air and potential degradation. Due to its chemical nature, it should be handled with care, using appropriate personal protective equipment such as gloves and safety goggles. It is important to ensure that the compound is kept in a secure location, away from incompatible materials. Proper labeling and storage conditions help preserve its integrity and ensure safe handling in laboratory settings.\u003c\/p\u003e","brand":"TCI","offers":[{"title":"1g","offer_id":48086314418394,"sku":"TCI2510C401919130","price":2053000.0,"currency_code":"IDR","in_stock":true},{"title":"5g","offer_id":48086314451162,"sku":"TCI2510C401919131","price":7815000.0,"currency_code":"IDR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0756\/7156\/8602\/files\/TCI2510C4019.jpg?v=1771057810"},{"product_id":"tci2510h187234810","title":"TCI H1872 2140-46-7 25-Hydroxycholesterol","description":"\u003cp\u003e\u003cstrong\u003e25-Hydroxycholesterol\u003c\/strong\u003e (CAS 2140-46-7) is a high-quality chemical from TCI, supplied as \u003cstrong\u003eHPLC Grade\u003c\/strong\u003e.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eApplication:\u003c\/strong\u003e 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: C27H46O2\u003c\/li\u003e\n\u003cli\u003eCAS number: 2140-46-7\u003c\/li\u003e\n\u003cli\u003ePurity: \u0026gt;95.0%(HPLC)\u003c\/li\u003e\n\u003cli\u003eTCI product code: H1872\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e\u003cstrong\u003eSynonyms:\u003c\/strong\u003e Cholest-5-ene-3beta,25-diol; 25-Hydroxy-5-cholestene-3beta-ol\u003c\/p\u003e\u003cp\u003eAvailable from \u003cstrong\u003eAMI Scientific\u003c\/strong\u003e, the authorised TCI distributor in Indonesia. \u003cstrong\u003eContact us for pricing and stock availability\u003c\/strong\u003e — we ship throughout Indonesia.\u003c\/p\u003e","brand":"TCI","offers":[{"title":"100mg","offer_id":48087333601498,"sku":"TCI2510H187234810","price":8826000.0,"currency_code":"IDR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0756\/7156\/8602\/files\/TCI2510H1872.jpg?v=1769180918"}],"url":"https:\/\/amiscientific.com\/en\/collections\/tci-l4-cholestanes-steroids.oembed","provider":"AMI Scientific","version":"1.0","type":"link"}