Alfa Chemistry Analytical Products 4 - 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 | |
|---|---|---|
| Digoxin Impurity 2 | Digoxin Impurity 2. Uses: For analytical and research use. CAS No. 5297-10-9. Molecular formula: C41H66O14. Mole weight: 782.97. Catalog: APB5297109. |  |
| Dihydralazine impurity 3 | Dihydralazine impurity 3. Uses: For analytical and research use. Alternative Names: 4-hydrazinylphthalazin-1-amine. CAS No. 649765-80-0. Molecular formula: C8H9N5. Mole weight: 175.19. Catalog: APB649765800. | |
| Dihydroergotamine EP impurity D | Dihydroergotamine EP impurity D. Uses: For analytical and research use. CAS No. 5550-75-4. Molecular formula: C33H37N5O5. Mole weight: 583.69. Catalog: APB5550754. | |
| Diltiazem EP Impurity B | Diltiazem EP Impurity B. Uses: For analytical and research use. Alternative Names: (2S,3S)-2-(4-methoxyphenyl)-4-oxo-2,3,4,5-tetrahydrobenzo[b][1,4]thiazepin-3-yl acetate. CAS No. 87447-47-0. Molecular formula: C18H17NO4S. Mole weight: 343.40. Catalog: APB87447470. | |
| Diltiazem EP Impurity E | Diltiazem EP Impurity E. Uses: For analytical and research use. Alternative Names: (2S,3S)-3-hydroxy-2-(4-methoxyphenyl)-2,3-dihydrobenzo[b][1,4]thiazepin-4(5H)-one. CAS No. 42399-49-5. Molecular formula: C16H15NO3S. Mole weight: 301.36. Catalog: APB42399495. | |
| Diltiazem EP Impurity F | Diltiazem EP Impurity F. Uses: For analytical and research use. Alternative Names: 75472-91-2(HCl salt); (2S,3S)-5-(2-(dimethylamino)ethyl)-3-hydroxy-2-(4-methoxyphenyl)-2,3-dihydrobenzo[b][1,4]thiazepin-4(5H)-one. CAS No. 42399-40-6. Molecular formula: C20H24N2O3S. Mole weight: 372.48. Catalog: APB42399406. | |
| Diltiazem EP Impurity F HCl | Diltiazem EP Impurity F HCl. Uses: For analytical and research use. CAS No. 75472-91-2. Molecular formula: C20H25ClN2O3S. Mole weight: 408.94. Catalog: APB75472912. | |
| Diltiazem EP Impurity G | Diltiazem EP Impurity G. Uses: For analytical and research use. CAS No. 86408-44-8. Molecular formula: C19H22N2O3S. Mole weight: 358.46. Catalog: APB86408448. | |
| Diltiazem EP Impurity G (Rac) | Diltiazem EP Impurity G (Rac). Uses: For analytical and research use. CAS No. 81353-09-5. Molecular formula: C19H22N2O3S. Mole weight: 358.46. Catalog: APB81353095. | |
| Diltiazem Impurity 22 | Diltiazem Impurity 22. Uses: For analytical and research use. CAS No. 625471-04-7. Molecular formula: C11H22N2O2. Mole weight: 214.31. Catalog: APB625471047. | |
| Diltiazem Impurity 5 | Diltiazem Impurity 5. Uses: For analytical and research use. CAS No. 91926-66-8. Molecular formula: C20H24N2O3S. Mole weight: 372.48. Catalog: APB91926668. | |
| Diltiazem Impurity 8 | Diltiazem Impurity 8. Uses: For analytical and research use. CAS No. 86408-42-6. Molecular formula: C22H26N2O4S. Mole weight: 414.52. Catalog: APB86408426. | |
| Dimethylbenzamide reference substance | Dimethylbenzamide reference substance. Uses: For analytical and research use. CAS No. 6526-67-6. Molecular formula: C9H10ClNO. Mole weight: 183.64. Catalog: APB6526676. | |
| Dimethyl isosorbide (Bio-based) | Dimethyl isosorbide (Bio-based). Uses: For analytical and research use. Alternative Names: Isosorbide dimethyl ether; 1,4:3,6-Dianhydrosorbitol 2,5-dimethyl ether; 1,4:3,6-Dianhydro-2,5-di-O-methyl-D-glucitol; 2,5-Di-O-methyl-1,4:3,6-dianhydro-D-glucitol; DMI. CAS No. 5306-85-4. Molecular formula: C8H14O4. Mole weight: 174.19. Purity: ≥99%. Catalog: APB5306854. | |
| Dinitolmide Impurity C | Dinitolmide Impurity C. Uses: For analytical and research use. CAS No. 50825-99-5. Molecular formula: C8H8N2O3. Mole weight: 180.16. Catalog: APB50825995. | |
| Dinitolmide Impurity E | Dinitolmide Impurity E. Uses: For analytical and research use. CAS No. 948-31-2. Molecular formula: C8H5N3O4. Mole weight: 207.14. Catalog: APB948312. | |
| Diosmetin (Diosmin EP Impurity F) | Diosmetin (Diosmin EP Impurity F). Uses: For analytical and research use. Alternative Names: 5,7-dihydroxy-2-(3-hydroxy-4-methoxyphenyl)-4H-chromen-4-one. CAS No. 520-34-3. Molecular formula: C16H12O6. Mole weight: 300.27. Catalog: APB520343. | |
| Diosmin EP Impurity A | Diosmin EP Impurity A. Uses: For analytical and research use. Alternative Names: 1-(3-hydroxy-4-methoxyphenyl)ethanone. CAS No. 6100-74-9. Molecular formula: C9H10O3. Mole weight: 166.17. Catalog: APB6100749. | |
| Diosmin EP Impurity C | Diosmin EP Impurity C. Uses: For analytical and research use. Alternative Names: 5-hydroxy-2-(4-hydroxyphenyl)-7-(((2S,3R,4S,5S,6R)-3,4,5-trihydroxy-6-((((2R,3R,4R,5R,6S)-3,4,5-trihydroxy-6-methyltetrahydro-2H-pyran-2-yl)oxy)methyl)tetrahydro-2H-pyran-2-yl)oxy)-4H-chromen-4-one. CAS No. 552-57-8. Molecular formula: C27H30O14. Mole weight: 578.52. Catalog: APB552578. | |
| Diosmin EP Impurity E (Linarin) | Diosmin EP Impurity E (Linarin). Uses: For analytical and research use. Alternative Names: 5-hydroxy-2-(4-methoxyphenyl)-7-(((2S,3R,4S,5S,6R)-3,4,5-trihydroxy-6-((((2R,3R,4R,5R,6S)-3,4,5-trihydroxy-6-methyltetrahydro-2H-pyran-2-yl)oxy)methyl)tetrahydro-2H-pyran-2-yl)oxy)-4H-chromen-4-one. CAS No. 480-36-4. Molecular formula: C28H32O14. Mole weight: 592.55. Catalog: APB480364. | |
| Diosmin Impurity 10 | Diosmin Impurity 10. Uses: For analytical and research use. Alternative Names: (S)-2-(3,4-dimethoxyphenyl)-5,7-dihydroxychroman-4-one. CAS No. 89294-54-2. Molecular formula: C17H16O6. Mole weight: 316.31. Catalog: APB89294542. | |
| Diosmin Impurity 12 | Diosmin Impurity 12. Uses: For analytical and research use. Alternative Names: (S)-2-(3,4-dimethoxyphenyl)-5,6,7,8-tetramethoxychroman-4-one. CAS No. 67549-69-3. Molecular formula: C21H24O8. Mole weight: 404.42. Catalog: APB67549693. | |
| Diosmin Impurity 15 | Diosmin Impurity 15. Uses: For analytical and research use. Alternative Names: 5-(2-hydroxyethoxy)-2-(3-(2-hydroxyethoxy)-4-methoxyphenyl)-7-(((2S,3R,4S,5S,6R)-3,4,5-trihydroxy-6-(((3,4,5-trihydroxy-6-methyltetrahydro-2H-pyran-2-yl)oxy)methyl)tetrahydro-2H-pyran-2-yl)oxy)-4H-chromen-4-one. CAS No. 80604-69-9. Molecular formula: C32H40O17. Mole weight: 696.66. Catalog: APB80604699. | |
| Diosmin Impurity 19 | Diosmin Impurity 19. Uses: For analytical and research use. Alternative Names: 3-hydroxy-4-methoxybenzoic acid. CAS No. 645-08-9. Molecular formula: C8H8O4. Mole weight: 168.15. Catalog: APB645089. | |
| Diosmin Impurity 9 | Diosmin Impurity 9. Uses: For analytical and research use. Alternative Names: (S)-5,7-dimethoxy-2-(4-methoxyphenyl)chroman-4-one. CAS No. 38302-15-7. Molecular formula: C18H18O5. Mole weight: 314.34. Catalog: APB38302157. | |
| Diphenhydramine EP Impurity A HCl | Diphenhydramine EP Impurity A HCl. Uses: For analytical and research use. Alternative Names: 2-(benzhydryloxy)-N-methylethanamine hydrochloride. CAS No. 53499-40-4. Molecular formula: C16H19NO·HCl. Mole weight: 277.79. Catalog: APB53499404. | |
| Diphenhydramine EP Impurity D (Dimenhydrinate EP Impurity I/Ebastine EP Impurity A) | Diphenhydramine EP Impurity D (Dimenhydrinate EP Impurity I/Ebastine EP Impurity A). Uses: For analytical and research use. CAS No. 91-01-0. Molecular formula: C13H12O. Mole weight: 184.24. Catalog: APB91010. | |
| Diphenhydramine Impurity 4 | Diphenhydramine Impurity 4. Uses: For analytical and research use. Alternative Names: (oxybis(methanetriyl))tetrabenzene. CAS No. 574-42-5. Molecular formula: C26H22O. Mole weight: 350.45. Catalog: APB574425. | |
| Diphenoxylate EP impurity B | Diphenoxylate EP impurity B. Uses: For analytical and research use. CAS No. 4370-12-1. Molecular formula: C2H2N2O. Mole weight: 70.05. Catalog: APB4370121. | |
| Diphenoxylate EP impurity C | Diphenoxylate EP impurity C. Uses: For analytical and research use. CAS No. 39186-58-8. Molecular formula: C16H14BrN. Mole weight: 300.2. Catalog: APB39186588. | |
| Diphenoxylate impurity 2 | Diphenoxylate impurity 2. Uses: For analytical and research use. CAS No. 61157-91-3. Molecular formula: C30H28D4N2O2. Mole weight: 456.62. Catalog: APB61157913. | |
| Diphenylcarbazone (contains Diphenylcarbazide) | Diphenylcarbazone (contains Diphenylcarbazide). Uses: For analytical and research use. CAS No. 538-62-5. Molecular formula: C13H12N4O. Mole weight: 240.27. Purity: >40.0%(HPLC). Catalog: APB538625. | |
| Dipyridamole EP Impurity C | Dipyridamole EP Impurity C. Uses: For analytical and research use. Alternative Names: 2,2'-((6-chloro-4,8-di(piperidin-1-yl)pyrimido[5,4-d]pyrimidin-2-yl)azanediyl)diethanol. CAS No. 54093-92-4. Molecular formula: C20H30ClN7O2. Mole weight: 435.21. Catalog: APB54093924. | |
| Dipyridamole EP Impurity F | Dipyridamole EP Impurity F. Uses: For analytical and research use. Alternative Names: Dipyridamole USP Related Compound F; 2,2',2'',2'''-((4-((2-hydroxyethyl)amino)-8-(piperidin-1-yl)pyrimido[5,4-d]pyrimidine-2,6-diyl)bis(azanetriyl))tetraethanol. CAS No. 60286-30-8. Molecular formula: C21H36N8O5. Mole weight: 480.28. Catalog: APB60286308. | |
| Dipyridamole EP Impurity G | Dipyridamole EP Impurity G. Uses: For analytical and research use. Alternative Names: 2,6-dichloro-4,8-di(piperidin-1-yl)pyrimido[5,4-d]pyrimidine. CAS No. 7139-2-8. Molecular formula: C16H20Cl2N6. Mole weight: 366.11. Catalog: APB7139028. | |
| Dipyridamole Impurity 1 | Dipyridamole Impurity 1. Uses: For analytical and research use. CAS No. 6713-54-8. Molecular formula: C6H4N4O4. Mole weight: 196.12. Catalog: APB6713548. | |
| Dipyridamole Impurity 4 | Dipyridamole Impurity 4. Uses: For analytical and research use. CAS No. 60288-38-2. Molecular formula: C24H40N8O4. Mole weight: 504.64. Catalog: APB60288382. | |
| Dipyridamole Impurity 5 | Dipyridamole Impurity 5. Uses: For analytical and research use. CAS No. 68006-07-5. Molecular formula: C19H31N7O5. Mole weight: 437.5. Catalog: APB68006075. | |
| Diquafosol Impurity 12 | Diquafosol Impurity 12. Uses: For analytical and research use. Alternative Names: Diquafosol Impurity 12. CAS No. 401618-90-4. Molecular formula: C18H25N5Na4O22P4. Mole weight: 879.27. Catalog: APB401618904. | |
| Diquafosol Impurity 12 | Diquafosol Impurity 12. Uses: For analytical and research use. CAS No. 694434-51-0. Molecular formula: C18H26N4O23P4. Mole weight: 790.31. Catalog: APB694434510. | |
| Diquafosol Impurity 14 | Diquafosol Impurity 14. Uses: For analytical and research use. CAS No. 94736-09-1. Molecular formula: C9H11N2Na4O14P3. Mole weight: 556.07. Catalog: APB94736091. | |
| Diquafosol Impurity 16 | Diquafosol Impurity 16. Uses: For analytical and research use. Alternative Names: ((2R,3S,4R,5R)-5-(2,4-dioxo-3,4-dihydropyrimidin-1(2H)-yl)-3,4-dihydroxytetrahydrofuran-2-yl)methyl dihydrogen phosphate. CAS No. 58-97-9. Molecular formula: C9H13N2O9P. Mole weight: 324.18. Catalog: APB58979. | |
| Diquafosol Impurity 19 | Diquafosol Impurity 19. Uses: For analytical and research use. Alternative Names: sodium ((2R,3S,4R,5R)-5-(4-amino-2-oxo-3,4-dihydropyrimidin-1(2H)-yl)-3,4-dihydroxytetrahydrofuran-2-yl)methyl hydrogendiphosphate. CAS No. 54394-90-0. Molecular formula: C9H15N3Na2O11P2. Mole weight: 449.16. Catalog: APB54394900. | |
| Diquafosol Impurity 2 | Diquafosol Impurity 2. Uses: For analytical and research use. Alternative Names: Diquafosol Impurity 2. CAS No. 63785-59-1. Molecular formula: C18H25N4O20P3. Mole weight: 710.33. Catalog: APB63785591. | |
| Diquafosol Impurity 22 | Diquafosol Impurity 22. Uses: For analytical and research use. Alternative Names: sodium ((2R,3S,5R)-5-(2,4-dioxo-3,4-dihydropyrimidin-1(2H)-yl)-3-hydroxytetrahydrofuran-2-yl)methyl phosphate. CAS No. 42155-08-8. Molecular formula: C9H11N2O8P. Mole weight: 352.15. Catalog: APB42155088. | |
| Diquafosol Impurity 32 | Diquafosol Impurity 32. Uses: For analytical and research use. Alternative Names: Uridine; 1-((2R,3R,4S,5R)-3,4-dihydroxy-5-(hydroxymethyl)tetrahydrofuran-2-yl)pyrimidine-2,4(1H,3H)-dione. CAS No. 58-96-8. Molecular formula: C9H12N2O6. Mole weight: 244.20. Catalog: APB58968. | |
| Diquafosol Impurity 6 | Diquafosol Impurity 6. Uses: For analytical and research use. Alternative Names: sodium (2S,3S,4S,5R)-6-(((((((2R,3S,4R,5R)-5-(2,4-dioxo-3,4-dihydropyrimidin-1(2H)-yl)-3,4-dihydroxytetrahydrofuran-2-yl)methoxy)oxidophosphoryl)oxy)oxidophosphoryl)oxy)-3,4,5-trihydroxytetrahydro-2H-pyran-2-carboxylate. CAS No. 63700-19-6. Molecular formula: C15H19N2Na3O18P2. Mole weight: 646.23. Catalog: APB63700196. | |
| Diquafosol Impurity UDP | Diquafosol Impurity UDP. Uses: For analytical and research use. Alternative Names: ((2R,3S,4R,5R)-5-(2,4-dioxo-3,4-dihydropyrimidin-1(2H)-yl)-3,4-dihydroxytetrahydrofuran-2-yl)methyl trihydrogen diphosphate. CAS No. 58-98-0. Molecular formula: C9H14N2O12P2. Mole weight: 404.16. Catalog: APB58980. | |
| Diquafosol Impurity UTP | Diquafosol Impurity UTP. Uses: For analytical and research use. Alternative Names: ((2R,3S,4R,5R)-5-(2,4-dioxo-3,4-dihydropyrimidin-1(2H)-yl)-3,4-dihydroxytetrahydrofuran-2-yl)methyl tetrahydrogen triphosphate. CAS No. 63-39-8. Molecular formula: C9H15N2O15P3. Mole weight: 484.14. Catalog: APB63398. | |
| Disodium chlorophosphonate EP Impurity D | Disodium chlorophosphonate EP Impurity D. Uses: For analytical and research use. CAS No. 87591-00-2. Molecular formula: CH5ClO6P2. Mole weight: 210.44. Catalog: APB87591002. | |
| Dithranol EP Impurity A | Dithranol EP Impurity A. Uses: For analytical and research use. CAS No. 90-44-8. Molecular formula: C14H10O. Mole weight: 194.23. Catalog: APB90448. | |
| Dithranol Impurity 1 | Dithranol Impurity 1. Uses: For analytical and research use. CAS No. 75464-12-9. Molecular formula: C19H18O4. Mole weight: 310.35. Catalog: APB75464129. | |
| Dithranol Impurity 2 | Dithranol Impurity 2. Uses: For analytical and research use. CAS No. 75464-10-7. Molecular formula: C17H14O4. Mole weight: 282.3. Catalog: APB75464107. | |
| Dithranol Impurity 3 | Dithranol Impurity 3. Uses: For analytical and research use. CAS No. 51794-04-8. Molecular formula: C18H14O5. Mole weight: 310.31. Catalog: APB51794048. | |
| Dithranol Impurity 6 | Dithranol Impurity 6. Uses: For analytical and research use. CAS No. 75464-11-8. Molecular formula: C18H16O4. Mole weight: 296.32. Catalog: APB75464118. | |
| Dithranol Impurity 7 | Dithranol Impurity 7. Uses: For analytical and research use. CAS No. 73016-08-7. Molecular formula: C16H10O4. Mole weight: 266.25. Catalog: APB73016087. | |
| Dithranol Impurity 8 | Dithranol Impurity 8. Uses: For analytical and research use. CAS No. 517-44-2. Molecular formula: C30H18O10. Mole weight: 538.46. Catalog: APB517442. | |
| Divalproex Sodium Impurity 3 | Divalproex Sodium Impurity 3. Uses: For analytical and research use. Alternative Names: 2-isopropylpentanoic acid. CAS No. 62391-99-5. Molecular formula: C8H16O2. Mole weight: 144.21. Catalog: APB62391995. | |
| Divalproex Sodium Impurity 5 | Divalproex Sodium Impurity 5. Uses: For analytical and research use. Alternative Names: 2,2-dipropylpentanenitrile. CAS No. 5340-48-7. Molecular formula: C11H21N. Mole weight: 167.29. Catalog: APB5340487. | |
| D-Mannitol (Xylitol EP Impurity C) | D-Mannitol (Xylitol EP Impurity C). Uses: For analytical and research use. CAS No. 69-65-8. Molecular formula: C6H14O6. Mole weight: 182.17. Catalog: APB69658. | |
| Dobutamine EP Impurity C | Dobutamine EP Impurity C. Uses: For analytical and research use. Alternative Names: N-(3,4-dimethoxyphenethyl)-4-(4-methoxyphenyl)butan-2-amine. CAS No. 61413-44-3. Molecular formula: C21H29NO3. Mole weight: 343.46. Catalog: APB61413443. | |
| Dobutamine EP Impurity C HCl | Dobutamine EP Impurity C HCl. Uses: For analytical and research use. CAS No. 51062-14-7. Molecular formula: C21H30ClNO3. Mole weight: 379.93. Catalog: APB51062147. | |
| Dobutamine Impurity 1 | Dobutamine Impurity 1. Uses: For analytical and research use. Alternative Names: 4-(2-((4-(4-hydroxyphenyl)butan-2-yl)amino)ethyl)-2-methoxyphenol. CAS No. 61413-41-0. Molecular formula: C19H25NO3. Mole weight: 315.41. Catalog: APB61413410. | |
| Dobutamine Impurity 13 | Dobutamine Impurity 13. Uses: For analytical and research use. CAS No. 77254-94-5. Molecular formula: C11H14O2. Mole weight: 178.23. Catalog: APB77254945. | |
| Dobutamine Impurity 13 | Dobutamine Impurity 13. Uses: For analytical and research use. Alternative Names: 2-(3,4-dimethoxyphenyl)acetonitrile. CAS No. 93-17-4. Molecular formula: C10H11NO2. Mole weight: 177.2. Catalog: APB93174. | |
| Dobutamine Impurity 24 | Dobutamine Impurity 24. Uses: For analytical and research use. CAS No. 74882-32-9. Molecular formula: C19H22O3. Mole weight: 298.38. Catalog: APB74882329. | |
| Dobutamine Impurity 25 | Dobutamine Impurity 25. Uses: For analytical and research use. Alternative Names: 4-(4-methoxyphenyl)but-3-en-2-one. CAS No. 943-88-4. Molecular formula: C11H12O2. Mole weight: 176.21. Catalog: APB943884. | |
| Dobutamine Impurity 25 | Dobutamine Impurity 25. Uses: For analytical and research use. CAS No. 41973-35-7. Molecular formula: C19H24O3. Mole weight: 300.4. Catalog: APB41973357. | |
| Dobutamine Impurity 3 | Dobutamine Impurity 3. Uses: For analytical and research use. Alternative Names: 4-(3-hydroxybutyl)phenol. CAS No. 69617-84-1. Molecular formula: C10H14O2. Mole weight: 166.22. Catalog: APB69617841. | |
| Dobutamine Impurity 9 | Dobutamine Impurity 9. Uses: For analytical and research use. Alternative Names: 4-(4-methoxyphenyl)butan-2-ol. CAS No. 67952-38-9. Molecular formula: C11H16O2. Mole weight: 180.24. Catalog: APB67952389. | |
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