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| Product | Description | |
|---|---|---|
| Finasteride Impurity | An intermediate in the synthesis of Finasteride. Finasteride is a 4-azasteroid analog of testosterone that competitively blocks type II 5α-reductase activity with 100-fold greater affinity than for the type I enzyme. Synonyms: N-t-Butyl-3-Oxo-4-Aza-5-Androsten-17β-Carboxamide. Grades: > 95%. CAS No. 166896-74-8. Molecular formula: C23H36N2O2. Mole weight: 372.56. |  |
| Finasteride Impurity 3 | Finasteride Impurity 3. Uses: For analytical and research use. Group: Impurity standards. Alternative Names: (4aR,4bS,6aS,7S,9aS,9bS,11aS)-N-(tert-butyl)-4a,6a-dimethyl-2-oxo-2,4a,4b,5,6,6a,7,8,9,9a,9b,10,11,11a-tetradecahydro-1H-indeno[5,4-f]quinoline-7-carboxamide. CAS No. 140375-22-0. Molecular formula: C23H36N2O2. Mole weight: 372.54. Catalog: APB140375220. |  |
| Finasteride Impurity 6 | Finasteride Impurity 6. Uses: For analytical and research use. Group: Impurity standards. CAS No. 166896-74-8. Molecular formula: C23H36N2O2. Mole weight: 372.55. Catalog: APB166896748. | |
| Finasteride Impurity A | The reduced product of Finasteride. Finasteride is a 4-azasteroid analog of testosterone that competitively blocks type II 5α-reductase activity with 100-fold greater affinity than for the type I enzyme. Synonyms: Dihydro Finasteride; (5α,17β)-N-(1,1-Dimethylethyl)-3-oxo-4-azaandrostane-17-carboxamide. Grades: > 95%. CAS No. 98319-24-5. Molecular formula: C23H38N2O2. Mole weight: 374.57. | |
| Finasteride Impurity C | An impurity of Finasteride. Finasteride is a 4-azasteroid analog of testosterone that competitively blocks type II 5α-reductase activity with 100-fold greater affinity than for the type I enzyme. Synonyms: 5,6-Dehydro Finasteride. Grades: > 95%. CAS No. 1329611-51-9. Molecular formula: C23H34N2O2. Mole weight: 370.54. | |
| Finasteride EP Impurity B | An intermediate in the synthesis of Finasteride. Finasteride is a 4-azasteroid analog of testosterone that competitively blocks type II 5α-reductase activity with 100-fold greater affinity than for the type I enzyme. Synonyms: Dutasteride Ester Impurity; 3-Oxo-4-aza-5α-αndrost-1-ene-17β-carboxylic Acid Methyl Ester; Methyl 3-Oxo-4-aza-5α-androst-1-ene-17β-carboxylate. Grades: > 95%. CAS No. 103335-41-7. Molecular formula: C20H29NO3. Mole weight: 331.46. | |
| Finasteride EP Impurity B | Finasteride EP Impurity B. Uses: For analytical and research use. Group: Impurity standards. Alternative Names: Dutasteride Ester Impurity; (4aR,4bS,6aS,7S,9aS,9bS,11aR)-methyl 4a,6a-dimethyl-2-oxo-2,4a,4b,5,6,6a,7,8,9,9a,9b,10,11,11a-tetradecahydro-1H-indeno[5,4-f]quinoline-7-carboxylate. CAS No. 103335-41-7. Molecular formula: C20H29NO3. Mole weight: 331.45. Catalog: APB103335417. | |
| Finasteride Triene Impurity | An impurity of Finasteride. Finasteride is a 4-azasteroid analog of testosterone that competitively blocks type II 5α-reductase activity with 100-fold greater affinity than for the type I enzyme. Synonyms: 5,6,7,8-Dehydro Finasteride. Grades: > 95%. Molecular formula: C23H32N2O2. Mole weight: 368.52. | |
| 3-Oxo-4-aza-5α-αndrost-1,5-diene-17 β-carboxylic Acid Methyl Ester | Used in the preparation of Finasteride impurity. Group: Biochemicals. Alternative Names: [4aR-(4aα,4b β, 6aα, 7α, 9a β, 9bα)]-2, 4a, 4b, 5, 6, 6a, 7, 8, 9, 9a, 9b, 10-Dodecahydro-4a, 6a-dimethyl-3-oxo-1H-indeno[5, 4-f]quinoline-7-carboxylic Acid Methyl Ester. Grades: Highly Purified. Pack Sizes: 10mg. US Biological Life Sciences. |  Worldwide |
| 3-Oxo-4-aza-5α-αndrost-1-ene-17 β-carboxylic Acid Methyl Ester | Finasteride impurity. A novel intermediate in the synthesis of Finasteride, a 5α-reductase inhibitor used for treatment of benign prostatic hyperplasia acne, seborrhea, female hirsutism, prostatitis, and prostatic carcinoma and other hyperandrogenetic related disorders. Group: Biochemicals. Alternative Names: (4aR, 4bS, 6aS, 7S, 9aS, 9bS, 11aR)-2, 4a, 4b, 5, 6, 6a, 7, 8, 9, 9a, 9b, 10, 11, 11a-Tetradecahydro-4a, 6a-dimethyl-2-oxo-. Grades: Highly Purified. CAS No. 103335-41-7. Pack Sizes: 10mg. US Biological Life Sciences. | Worldwide |
| 3-Oxo-4-aza-5Alpha-Alphandrost-1-ene-17Beta-carboxylic Acid Methyl Ester | 3-Oxo-4-aza-5Alpha-Alphandrost-1-ene-17Beta-carboxylic Acid Methyl Ester. Uses: For analytical and research use. Group: Impurity standards. Alternative Names: Delta-1-Aza Ester of Finasteride, Finasteride Imp. B (EP), Methyl 3-oxo-4-aza-5alpha-androst-1-ene-17beta-carboxylate, 3-Oxo-4-aza-5alpha-androst-1-en-17beta-carboxylic acid methyl ester, 1H-Indeno[5,4-f]quinoline-7-carboxylic acid, 2,4a,4b,5,6,6a,7,8,9,9a,9b,10,11,11a-tetradecahydro-4a,6a-dimethyl-2-oxo-, methyl ester, (4aR,4bS,6aS,7S,9aS,9bS,11aR)-,Methyl 3-Oxo-4-aza-5alpha-androst-1-ene-17beta-carboxylate, 17beta-(Methoxycarbonyl)-4-aza-5alpha-androst-1-en-3-one, 1H-Indeno[5,4-f]quinoline-7-carboxylic acid, 1,4a,4b,5,6,6a,7,8,9,9a,9b,10,11,11a-tetradecahydro-4a,6a-dimethyl-2-oxo-, methyl ester, [4aR-(4aalpha,4bbeta,6aalpha,7alpha,9abeta,9balpha,11abeta)]-, 4-Azaandrost-1-ene-17-carboxylic acid, 3-oxo-, methyl ester, (5alpha,17beta)-. CAS No. 103335-41-7. IUPAC Name: methyl (1S,3aS,3bS,5aR,9aR,9bS,11aS)-9a,11a-dimethyl-7-oxo-1,2,3,3a,3b,4,5,5a,6,9b,10,11-dodecahydroindeno[5,4-f]quinoline-1-carboxylate. Molecular formula: C20H29NO3. Mole weight: 331.45. Catalog: APS103335417. SMILES: COC(=O)[C@H]1CC[C@H]2[C@@H]3CC[C@H]4NC(=O)C=C[C@]4(C)[C@H]3CC[C@]12C. Format: Neat. | |
| 5,6,7,8,9-Dehydro-10-desmethyl Finasteride | 5,6,7,8,9-Dehydro-10-desmethyl Finasteride. Uses: For analytical and research use. Group: Impurity standards. Catalog: APS00513. Format: Neat. | |
| 5,6-Dehydro Finasteride | 5,6-Dehydro Finasteride. Uses: For analytical and research use. Group: Impurity standards. CAS No. 1329611-51-9. IUPAC Name: (1S,3aS,3bS,9aR,9bS,11aS)-N-tert-butyl-9a,11a-dimethyl-7-oxo-1,2,3,3a,3b,4,6,9b,10,11-decahydroindeno[5,4-f]quinoline-1-carboxamide. Molecular formula: C23H34N2O2. Mole weight: 370.53. Catalog: APS1329611519. SMILES: CC(C)(C)NC(=O)[C@H]1CC[C@H]2[C@@H]3CC=C4NC(=O)C=C[C@]4(C)[C@H]3CC[C@]12C. Format: Neat. | |
| 5,6-Dehydro Finasteride | Finasteride impurity. Group: Biochemicals. Grades: Highly Purified. Pack Sizes: 5mg. US Biological Life Sciences. | Worldwide |
| 5β-Finasteride | An impurity of Finasteride. Finasteride is a 4-azasteroid analog of testosterone that competitively blocks type II 5α-reductase activity with 100-fold greater affinity than for the type I enzyme. Synonyms: (4aR,4bS,6aS,7S,9aS,9bS,11aS)-N-(1,1-Dimethylethyl)-2,4a,4b,5,6,6a,7,8,9,9a,9b,10,11,11a-tetradecahydro-4a,6a-dimethyl-2-oxo-1H-indeno[5,4-f]quinoline-7-carboxamide; (5β,17β)-N-(1,1-dimethylethyl)-3-oxo-4-Azaandrost-1-ene-17-carboxamide. Grades: > 95%. CAS No. 140375-22-0. Molecular formula: C23H36N2O2. Mole weight: 372.56. | |
| Des[[N-(1,1-Dimethylethyl)amino]carbonyl] 17-(Propionyl) Finasteride | Des[[N-(1,1-Dimethylethyl)amino]carbonyl] 17-(Propionyl) Finasteride. Uses: For analytical and research use. Group: Impurity standards. Pack Sizes: 10MG. Catalog: APS007382. Format: Neat. Shipping: Room Temperature. | |
| Finasteride Carboxylic Acid | An impurity of Finasteride. Finasteride is a 4-azasteroid analog of testosterone that competitively blocks type II 5α-reductase activity with 100-fold greater affinity than for the type I enzyme. Synonyms: 2-Methyl-N-[[(5α,17β)-3-oxo-4-azaandrost-1-en-17-yl]carbonyl]alanine. Grades: > 95%. CAS No. 116285-37-1. Molecular formula: C23H34N2O4. Mole weight: 402.54. | |
| Finasteride Related Compound C | An impurity of Finasteride. Finasteride is a 4-azasteroid analog of testosterone that competitively blocks type II 5α-reductase activity with 100-fold greater affinity than for the type I enzyme. Synonyms: N-Des(1,1-dimethylethyl) N-Cyclohexyl Finasteride; (5α,17β)-N-Cyclohexyl-3-oxo-4-azaandrost-1-ene-17-carboxamide. Grades: > 95%. CAS No. 133216-45-2. Molecular formula: C25H38N2O2. Mole weight: 398.59. | |
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