Alfa Chemistry Analytical Products - Products
Alfa Chemistry is a global leading supplier of analytical chemistry reagents, providing a wide range of analytical chemicals such as analytical standards for a variety of analytical applications.
| Product | Description | |
|---|---|---|
| Sulfamethoxazole Impurity 17 | Sulfamethoxazole Impurity 17. Uses: For analytical and research use. Group: Impurity standards. CAS No. 135529-19-0. Molecular Formula: C18H18N4O6S2. Mole Weight: 450.48. Catalog: APB135529190. |  |
| Sulfamethoxazole Impurity 3 | Sulfamethoxazole Impurity 3. Uses: For analytical and research use. Group: Impurity standards. CAS No. 1416441-24-1. Molecular Formula: C10H13N3O5S. Mole Weight: 287.29. Catalog: APB1416441241. | |
| Sulfamethoxazole Impurity 5 | Sulfamethoxazole Impurity 5. Uses: For analytical and research use. Group: Impurity standards. CAS No. 1020719-86-1. Molecular Formula: C10H7D4N3O3S. Mole Weight: 257.3. Catalog: APB1020719861. | |
| Sulfamethoxazole Impurity 7 | Sulfamethoxazole Impurity 7. Uses: For analytical and research use. Group: Impurity standards. CAS No. 1346603-52-8. Molecular Formula: C16H12D4N4O5S2. Mole Weight: 412.47. Catalog: APB1346603528. | |
| Sulfamethoxypyrazine | Sulfamethoxypyrazine. Uses: For analytical and research use. Group: Impurity standards. CAS No. 152-47-6. Molecular Formula: C11H12N4O3S. Mole Weight: 280.3. Catalog: APB152476. | |
| Sulfaquinoxaline | United States Pharmacopeia (USP) Reference Standard. Uses: For analytical and research use. Group: Pharmacopeia & metrological institutes standards; mycotoxins; pesticides & metabolites; api standards. Alternative Names: SQ 40, Sulfa-Q 20, Avicocid, SQX, Sulfachinoxalin, Sulfaquinoxaline, Compound 3-120, 2-(p-Sulfanilamido)quinoxaline, Italquina, Sulfanilamide, N1-2-quinoxalinyl- (6CI,7CI,8CI), 2-Sulfanilamidobenzopyrazine, 2-p-Aminobenzenesulfonamidoquinoxaline, Sulquin, 2-p-Aminobenzenesulphonamidoquinoxaline, Sulfaline,4-Amino-N-2-quinoxalinyl-benzenesulfonamide, Kokozigal, Ursokoxaline, Sulfabenzpyrazine, N1-(2-Quinoxalinyl)sulfanilamide, NSC 41805, Sulphaquinoxaline. CAS No. 59-40-5. Pack Sizes: 200MG. IUPAC Name: 4-amino-N-quinoxalin-2-ylbenzenesulfonamide. Molecular Formula: C14H12N4O2S. Mole Weight: 300.34. Catalog: APS59405. SMILES: Nc1ccc(cc1)S(=O)(=O)Nc2cnc3ccccc3n2. Format: Neat. | |
| Sulfasalazine 3-Isomer | Sulfasalazine 3-Isomer. Uses: For analytical and research use. Group: Impurity standards. Catalog: APS003213. Format: Neat. | |
| Sulfogaiacol | Sulfogaiacol. Uses: For analytical and research use. Group: Impurity standards. CAS No. 1321-14-8. Molecular Formula: C7H7KO5S. Mole Weight: 242.29. Catalog: APB1321148. | |
| Sulforidazine 5-Sulfone N-Oxide | Sulforidazine 5-Sulfone N-Oxide. Uses: For analytical and research use. Group: Impurity standards. CAS No. 53926-90-2. IUPAC Name: 10-[2-(1-methyl-1-oxidopiperidin-1-ium-2-yl)ethyl]-2-methylsulfonylphenothiazine 5,5-dioxide. Molecular Formula: C21H26N2O5S2. Mole Weight: 450.57. Catalog: APS53926902. SMILES: C[N+]1 ([O-])CCCCC1CCN2c3ccccc3S (=O) (=O)c4ccc (cc24)S (=O) (=O)C. Format: Neat. Shipping: Room Temperature. | |
| Sulfosuccinimidyl Oleate Sodium | Sulfosuccinimidyl Oleate Sodium. Uses: For analytical and research use. Group: Building blocks. CAS No. 135661-44-8. IUPAC Name: sodium;1-[(Z)-octadec-9-enoyl]oxy-2,5-dioxopyrrolidine-3-sulfonate. Molecular Formula: C22H36NO7S.Na. Mole Weight: 481.58. Catalog: APS135661448. SMILES: [Na+]. CCCCCCCC\C=C/CCCCCCCC (=O)ON1C (=O)CC (C1=O)S (=O) (=O)[O-]. Format: Neat. | |
| Sulpiride impurity 35 | Sulpiride impurity 35. Uses: For analytical and research use. Group: Impurity standards. CAS No. 124020-27-5. Molecular Formula: C15H20D3N3O4S. Mole Weight: 344.44. Catalog: APB124020275. | |
| Sumatriptan EP Impurity D | Sumatriptan EP Impurity D. Uses: For analytical and research use. Group: Impurity standards. CAS No. 212069-94-8. Molecular Formula: C14H21N3O3S. Mole Weight: 311.4. Catalog: APB212069948. | |
| Sumatriptan Hydroxy-Oxindole Impurity (Sumatriptan Impurity 1) | Sumatriptan Hydroxy-Oxindole Impurity (Sumatriptan Impurity 1). Uses: For analytical and research use. Group: Impurity standards. Pack Sizes: 5MG. Catalog: APS013024. Format: Neat. Shipping: Room Temperature. | |
| Sumatriptan N-Oxide | Sumatriptan N-Oxide. Uses: For analytical and research use. Group: Impurity standards. Alternative Names: Ph Eur Sumatriptan Impurity Mixture, BP Sumatriptan Impurity D, Sumatriptan Test Mix for Impurity Identification Solution 2, GR 112504, Ph Eur Sumatriptan Impurity D, GR 112504X, Sumatriptan N-Oxide,3-[2-(Dimethyloxidoamino)ethyl]-N-methyl-1H-indole-5-methanesulfonamide, Sumatriptan N-oxide (GR 112504X). CAS No. 212069-94-8. Pack Sizes: 10MG. IUPAC Name: N,N-dimethyl-2-[5-(methylsulfamoylmethyl)-1H-indol-3-yl]ethanamine oxide. Molecular Formula: C14H21N3O3S. Mole Weight: 311.40. Catalog: APS212069948. SMILES: CNS (=O) (=O)Cc1ccc2[nH]cc (CC[N+] (C) (C)[O-])c2c1. Format: Neat. Shipping: Room Temperature. | |
| Sunitinib Impurity 13 | Sunitinib Impurity 13. Uses: For analytical and research use. Group: Impurity standards. CAS No. 1782113-87-4. Molecular Formula: C16H8F2N2O2. Mole Weight: 298.25. Catalog: APB1782113874. | |
| Sunitinib Impurity 6 | Sunitinib Impurity 6. Uses: For analytical and research use. Group: Impurity standards. CAS No. 1691223-83-2. Molecular Formula: C22H27FN4O2. Mole Weight: 398.48. Catalog: APB1691223832. | |
| Sunitinib Impurity 61 | Sunitinib Impurity 61. Uses: For analytical and research use. Group: Impurity standards. CAS No. 100487-78-3. Molecular Formula: C8H6ClN3O. Mole Weight: 195.61. Catalog: APB100487783. | |
| Sunset Yellow FCF Impurity 2 | Sunset Yellow FCF Impurity 2. Uses: For analytical and research use. Group: Impurity standards. CAS No. 1936-15-8. Molecular Formula: C16H10N2Na2O7S2. Mole Weight: 452.36. Catalog: APB1936158. | |
| Synthetic fluorophlogopite mica for XRD | Synthetic fluorophlogopite mica for XRD. Uses: For analytical and research use. Group: Process materials, geological, cement & soils. Catalog: APS013083. Shipping: Room Temperature. | |
| T 2588G Sodium Bisulfite adduct | T 2588G Sodium Bisulfite adduct. Uses: For analytical and research use. Group: Impurity standards. Catalog: APS003255. Format: Neat. | |
| Tabimorelin impurity 1 | Tabimorelin impurity 1. Uses: For analytical and research use. Group: Impurity standards. CAS No. 193085-20-0. Molecular Formula: C37H48N4O5. Mole Weight: 628.81. Catalog: APB193085200. | |
| Tacalcitol EP Impurity A | Tacalcitol EP Impurity A. Uses: For analytical and research use. Group: Impurity standards. CAS No. 1294517-97-7. Molecular Formula: C27H44O3. Mole Weight: 416.65. Catalog: APB1294517977. | |
| Tacrolimus | Tacrolimus. Uses: For analytical and research use. Group: Impurity standards. Alternative Names: (3S, 4R, 5S, 8R, 9E, 12S, 14S, 15R, 16S, 18R, 19R, 26aS)-5, 19-dihydroxy-3-[(1E)-1-[(1R, 3R, 4R)-4-hydroxy-3-methoxycyclohexyl]prop-1-en-2-yl]-14, 16-dimethoxy-4, 10, 12, 18-tetramethyl-8-(prop-2-en-1-yl)-3, 4, 5, 6, 8, 11, 12, 13, 14, 15, 16, 17, 18, 19, 24, 25, 26, 26a-octadecahydro-7H-15, 19-epoxypyrido[2, 1-c][1, 4]oxaazacyclotricosine-1, 7, 20, 21(23H)-tetrone. CAS No. 104987-11-3. Molecular Formula: C44H69NO12. Mole Weight: 804.02. Catalog: APB104987113. | |
| Tacrolimus Diene | Tacrolimus Diene. Uses: For analytical and research use. Group: Impurity standards. Alternative Names: Tacrolimus EP Impurity I; (3S, 4R, 5E, 8R, 9E, 12S, 14S, 15R, 16S, 18R, 19R, 26aS)-19-hydroxy-3-[(1E)-1-[(1R, 3R, 4R)-4-hydroxy-3-methoxycyclohexyl]prop-1-en-2-yl]-14, 16-dimethoxy-4, 10, 12, 18-tetramethyl-8-(prop-2-en-1-yl)-3, 4, 8, 11, 12, 13, 14, 15, 16, 17, 18, 19, 24, 25, 26, 26a-hexadecahydro-7H-15, 19-epoxypyrido[2, 1-c][1, 4]oxaazacyclotricosine-1, 7, 20, 21(23H)-tetrone. CAS No. 104987-16-8. Molecular Formula: C44H67NO11. Mole Weight: 786.00. Catalog: APB104987168. | |
| Tacrolimus EP Impurity A | Tacrolimus EP Impurity A. Uses: For analytical and research use. Group: Impurity standards. Alternative Names: (3S, 4R, 5S, 8R, 9E, 12S, 14S, 15R, 16S, 18R, 19R, 26aS)-8-Ethyl-5, 6, 8, 11, 12, 13, 14, 15, 16, 17, 18, 19, 24, 25, 26, 26a-hexadecahydro-5, 19-dihydroxy-3-[(1E)-2-[(1R, 3R, 4R)-4-hydroxy-3-methoxycyclohexyl]-1-methylethenyl]-14, 16-dimethoxy-4, 10, 12, 18-tetramethyl-15, 19-epoxy-3H-pyrido[2, 1-c][1, 4]oxaazacyclotricosine-1, 7, 20, 21(4H, 23H)-tetrone. CAS No. 104987-12-4. Molecular Formula: C43H69NO12. Mole Weight: 792.01. Catalog: APB104987124. | |
| Tacrolimus EP Impurity D | Tacrolimus EP Impurity D. Uses: For analytical and research use. Group: Impurity standards. Alternative Names: 8-epi Tacrolimus; (3S, 4R, 5S, 8S, 12S, 14S, 15R, 16S, 18R, 19R, 26aS, E)-8-allyl-5, 19-dihydroxy-3-((E)-1-((1R, 3R, 4R)-4-hydroxy-3-methoxycyclohexyl)prop-1-en-2-yl)-14, 16-dimethoxy-4, 10, 12, 18-tetramethyl-5, 6, 8, 11, 12, 13, 14, 15, 16, 17, 18, 19, 24, 25, 26, 26a-hexadecahydro-3H-15, 19-epoxypyrido[2, 1-c][1]oxa[4]azacyclotricosine-1, 7, 20, 21(4H, 23H)-tetraone. CAS No. 129212-35-7. Molecular Formula: C44H69NO12. Mole Weight: 804.02. Catalog: APB129212357. | |
| Tacrolimus EP Impurity E | Tacrolimus EP Impurity E. Uses: For analytical and research use. Group: Impurity standards. Alternative Names: (3S, 4R, 5S, 8R, 9E, 12S, 14S, 15R, 16S, 18R, 19R, 26aS)-5, 19-dihydroxy-3-[(1E)-1-[(1R, 3R, 4R)-4-hydroxy-3-methoxycyclohexyl]prop-1-en-2-yl]-14, 16-dimethoxy-4, 10, 12, 18-tetramethyl-8-propyl-3, 4, 5, 6, 8, 11, 12, 13, 14, 15, 16, 17, 18, 19, 24, 25, 26, 26a-octadecahydro-7H-15, 19-epoxypyrido[2, 1-c][1, 4]oxaazacyclotricosine-1, 7, 20, 21(23H)-tetrone. CAS No. 104987-30-6. Molecular Formula: C44H71NO12. Mole Weight: 806.03. Catalog: APB104987306. | |
| Tacrolimus EP Impurity F | Tacrolimus EP Impurity F. Uses: For analytical and research use. Group: Impurity standards. Alternative Names: (3S, 4R, 5S, 8R, 12S, 14S, 15R, 16S, 18R, 26aS, E)-8-allyl-5, 15-dihydroxy-3-((E)-1-((1R, 3R, 4R)-4-hydroxy-3-methoxycyclohexyl)prop-1-en-2-yl)-14, 16-dimethoxy-4, 10, 12, 18-tetramethyl-3, 4, 5, 6, 11, 12, 13, 14, 15, 16, 17, 18, 24, 25, 26, 26a-hexadecahydro-1H-pyrido[2, 1-c][1, 4]oxaaz. CAS No. 1393890-33-9. Molecular Formula: C44H69NO12. Mole Weight: 804.02. Catalog: APB1393890339. | |
| Tacrolimus EP Impurity G | Tacrolimus EP Impurity G. Uses: For analytical and research use. Group: Impurity standards. Alternative Names: Tacrolimus 19-epimer. CAS No. 144490-63-1. Molecular Formula: C44H69NO12. Mole Weight: 804.02. Catalog: APB144490631. | |
| Tacrolimus Impurity 13 | Tacrolimus Impurity 13. Uses: For analytical and research use. Group: Impurity standards. CAS No. 1026775-21-2. Molecular Formula: C44H69NO12. Mole Weight: 804.03. Catalog: APB1026775212. | |
| Tacrolimus Impurity 14 | Tacrolimus Impurity 14. Uses: For analytical and research use. Group: Impurity standards. CAS No. 1260758-24-4. Molecular Formula: C10H15NO4S. Mole Weight: 245.29. Catalog: APB1260758244. | |
| Tacrolimus Impurity 16 | Tacrolimus Impurity 16. Uses: For analytical and research use. Group: Impurity standards. CAS No. 135821-70-4. Molecular Formula: C44H67NO11. Mole Weight: 786.02. Catalog: APB135821704. | |
| Tacrolimus Impurity 18 | Tacrolimus Impurity 18. Uses: For analytical and research use. Group: Impurity standards. CAS No. 129039-81-2. Molecular Formula: C43H65NO12. Mole Weight: 787.99. Catalog: APB129039812. | |
| Tacrolimus Impurity 20 | Tacrolimus Impurity 20. Uses: For analytical and research use. Group: Impurity standards. CAS No. 127984-76-3. Molecular Formula: C43H67NO12. Mole Weight: 790. Catalog: APB127984763. | |
| Tacrolimus Impurity 22 | Tacrolimus Impurity 22. Uses: For analytical and research use. Group: Impurity standards. CAS No. 1700657-83-5. Molecular Formula: C44H71NO13. Mole Weight: 822.05. Catalog: APB1700657835. | |
| Tacrolimus Impurity 23 | Tacrolimus Impurity 23. Uses: For analytical and research use. Group: Impurity standards. CAS No. 133941-75-0. Molecular Formula: C56H97NO12Si2. Mole Weight: 1032.56. Catalog: APB133941750. | |
| Tacrolimus Impurity 24 | Tacrolimus Impurity 24. Uses: For analytical and research use. Group: Impurity standards. CAS No. 1356352-20-9. Molecular Formula: C5513CH95D2NO12Si2. Mole Weight: 1035.56. Catalog: APB1356352209. | |
| Tacrolimus Impurity 25 | Tacrolimus Impurity 25. Uses: For analytical and research use. Group: Impurity standards. CAS No. 1356932-17-6. Molecular Formula: C56H99NO14Si2. Mole Weight: 1066.57. Catalog: APB1356932176. | |
| Tacrolimus Impurity 26 | Tacrolimus Impurity 26. Uses: For analytical and research use. Group: Impurity standards. CAS No. 104987-25-9. Molecular Formula: C50H83NO12Si. Mole Weight: 918.29. Catalog: APB104987259. | |
| Tacrolimus Impurity 29 | Tacrolimus Impurity 29. Uses: For analytical and research use. Group: Impurity standards. CAS No. 131944-48-4. Molecular Formula: C44H69NO12. Mole Weight: 804.02. Catalog: APB131944484. | |
| Tacrolimus Impurity 37 | Tacrolimus Impurity 37. Uses: For analytical and research use. Group: Impurity standards. CAS No. 135635-47-1. Molecular Formula: C43H67NO12. Mole Weight: 789.99. Catalog: APB135635471. | |
| Tacrolimus Impurity 38 | Tacrolimus Impurity 38. Uses: For analytical and research use. Group: Impurity standards. CAS No. 143210-33-7. Molecular Formula: C43H69NO11. Mole Weight: 776.02. Catalog: APB143210337. | |
| Tacrolimus Impurity 39 | Tacrolimus Impurity 39. Uses: For analytical and research use. Group: Impurity standards. CAS No. 109581-93-3. Molecular Formula: C44H71NO13. Mole Weight: 822.05. Catalog: APB109581933. | |
| Tacrolimus Impurity 53 | Tacrolimus Impurity 53. Uses: For analytical and research use. Group: Impurity standards. CAS No. 123719-19-7. Molecular Formula: C43H69NO11. Mole Weight: 776.02. Catalog: APB123719197. | |
| Tacrolimus Impurity 54 | Tacrolimus Impurity 54. Uses: For analytical and research use. Group: Impurity standards. CAS No. 139958-51-3. Molecular Formula: C43H67NO12. Mole Weight: 790. Catalog: APB139958513. | |
| Tacrolimus Impurity 7 | Tacrolimus Impurity 7. Uses: For analytical and research use. Group: Impurity standards. CAS No. 124554-37-6. Molecular Formula: C44H69NO13. Mole Weight: 820.03. Catalog: APB124554376. | |
| Tacrolimus Impurity 9 | Tacrolimus Impurity 9. Uses: For analytical and research use. Group: Impurity standards. CAS No. 144432-23-5. Molecular Formula: C44H71NO13. Mole Weight: 822.05. Catalog: APB144432235. | |
| Tacrolimus Lactone Isomer | Tacrolimus Lactone Isomer. Uses: For analytical and research use. Group: Impurity standards. CAS No. 134590-88-8. Molecular Formula: C44H69NO12. Mole Weight: 804.03. Catalog: APB134590888. | |
| Tacrolimus USP Related Compound A (Tacrolimus Impurity 49) | Tacrolimus USP Related Compound A (Tacrolimus Impurity 49). Uses: For analytical and research use. Group: Impurity standards. CAS No. 135635-46-0. Molecular Formula: C43H69NO12. Mole Weight: 792.01. Catalog: APB135635460. | |
| Tadalafil | Tadalafil. Uses: For analytical and research use. Group: Impurity standards. CAS No. 171596-29-5. Molecular Formula: C22H19N3O4. Mole Weight: 389.41. Catalog: APB171596295. | |
| Tadalafil EP impurity A | Tadalafil EP impurity A. Uses: For analytical and research use. Group: Impurity standards. Alternative Names: (6R, 12aS)-6-(benzo[d][1, 3]dioxol-5-yl)-2-methyl-2, 3, 12, 12a-tetrahydropyrazino[1', 2':1, 6]pyrido[3, 4-b]indole-1, 4(6H, 7H)-dione. CAS No. 171596-27-3. Molecular Formula: C22H19N3O4. Mole Weight: 389.40. Catalog: APB171596273. | |
| Tadalafil EP impurity C | Tadalafil EP impurity C. Uses: For analytical and research use. Group: Impurity standards. Alternative Names: (6S,12aR)-6-(Benzo[d][1,3]dioxol-5-yl)-2-methyl-2,3,6,7,12,12a-hexahydropyrazino [1',2':1,6]pyrido[3,4-b]indole-1,4-dione. CAS No. 171596-28-4. Molecular Formula: C22H19N3O4. Mole Weight: 389.41. Catalog: APB171596284. | |
| Tadalafil EP impurity H | Tadalafil EP impurity H. Uses: For analytical and research use. Group: Impurity standards. Alternative Names: (6R,14aR)-6-(benzo[d][1,3]dioxol-5-yl)-2-methyl-2,3,14,14a-tetrahydrobenzo[h]pyrazino[1,2-d][1,4]diazonine-1,4,7,13(6H,8H)-tetraone. CAS No. 1978322-98-3. Molecular Formula: C22H19N3O6. Mole Weight: 421.41. Catalog: APB1978322983. | |
| Tadalafil EP Impurity H | Tadalafil EP Impurity H. Uses: For analytical and research use. Group: Impurity standards. CAS No. 1346605-38-6. Molecular Formula: C22H19N3O6. Mole Weight: 421.41. Catalog: APB1346605386. | |
| Tadalafil Impurity 12 | Tadalafil Impurity 12. Uses: For analytical and research use. Group: Impurity standards. CAS No. 1598416-08-0. Molecular Formula: C22H18Cl2N2O5. Mole Weight: 461.3. Catalog: APB1598416080. | |
| Tadalafil Impurity 13 | Tadalafil Impurity 13. Uses: For analytical and research use. Group: Impurity standards. CAS No. 1370438-57-5. Molecular Formula: C19H17N3O3. Mole Weight: 335.36. Catalog: APB1370438575. | |
| Tadalafil Impurity 14 | Tadalafil Impurity 14. Uses: For analytical and research use. Group: Impurity standards. CAS No. 171596-42-2. Molecular Formula: C20H18N2O4. Mole Weight: 350.37. Catalog: APB171596422. | |
| Tadalafil impurity 21 | Tadalafil impurity 21. Uses: For analytical and research use. Group: Impurity standards. Alternative Names: (1R,3R)-methyl 1-(benzo[d][1,3]dioxol-5-yl)-2-(2-chloroacetyl)-2,3,4,9-tetrahydro-1H-pyrido[3,4-b]indole-3-carboxylate. CAS No. 171489-59-1. Molecular Formula: C22H19ClN2O5. Mole Weight: 426.85. Catalog: APB171489591. | |
| Tadalafil Impurity 21 | Tadalafil Impurity 21. Uses: For analytical and research use. Group: Impurity standards. CAS No. 171596-36-4. Molecular Formula: C21H17N3O4. Mole Weight: 375.38. Catalog: APB171596364. | |
| Tadalafil Impurity 23 | Tadalafil Impurity 23. Uses: For analytical and research use. Group: Impurity standards. CAS No. 1598416-05-7. Molecular Formula: C22H20N2O5. Mole Weight: 392.41. Catalog: APB1598416057. | |
| Tadalafil Impurity 28 | Tadalafil Impurity 28. Uses: For analytical and research use. Group: Impurity standards. CAS No. 171596-31-9. Molecular Formula: C25H25N3O4. Mole Weight: 431.49. Catalog: APB171596319. | |
| Tadalafil Impurity 31 | Tadalafil Impurity 31. Uses: For analytical and research use. Group: Impurity standards. CAS No. 171596-44-4. Molecular Formula: C20H18N2O4. Mole Weight: 350.37. Catalog: APB171596444. | |
| Tadalafil Impurity 32 | Tadalafil Impurity 32. Uses: For analytical and research use. Group: Impurity standards. CAS No. 171596-43-3. Molecular Formula: C20H18N2O4. Mole Weight: 350.37. Catalog: APB171596433. | |
| Tadalafil Impurity 36 | Tadalafil Impurity 36. Uses: For analytical and research use. Group: Impurity standards. CAS No. 158945-78-8. Molecular Formula: C21H20N2O4. Mole Weight: 364.4. Catalog: APB158945788. | |
| Tadalafil Impurity 38 | Tadalafil Impurity 38. Uses: For analytical and research use. Group: Impurity standards. CAS No. 185750-07-6. Molecular Formula: C14H15ClN2O3. Mole Weight: 294.74. Catalog: APB185750076. | |
| Tadalafil Impurity 42 | Tadalafil Impurity 42. Uses: For analytical and research use. Group: Impurity standards. CAS No. 1346602-17-2. Molecular Formula: C22H17N3O5. Mole Weight: 403.39. Catalog: APB1346602172. | |
| Tadalafil Impurity 44 | Tadalafil Impurity 44. Uses: For analytical and research use. Group: Impurity standards. CAS No. 171596-41-1. Molecular Formula: C20H18N2O4. Mole Weight: 350.37. Catalog: APB171596411. | |
| Tadalafil Impurity 47 | Tadalafil Impurity 47. Uses: For analytical and research use. Group: Impurity standards. CAS No. 1598416-07-9. Molecular Formula: C21H18N2O5. Mole Weight: 378.38. Catalog: APB1598416079. | |
| Tadalafil Impurity 48 | Tadalafil Impurity 48. Uses: For analytical and research use. Group: Impurity standards. CAS No. 171489-03-5. Molecular Formula: C21H19N3O4. Mole Weight: 377.4. Catalog: APB171489035. | |
| Tadalafil Impurity 49 | Tadalafil Impurity 49. Uses: For analytical and research use. Group: Impurity standards. Alternative Names: (6R,12aR)-6-(3,4-Dimethoxyphenyl)-2-methyl-2,3,6,7,12,12a-hexahydropyrazino[1,2:1,6]pyrido[3,4-b]indole-1,4-dione. CAS No. 1356345-67-9. Molecular Formula: C23H23N3O4. Mole Weight: 405.45. Catalog: APB1356345679. | |
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