Alfa Chemistry Analytical Products 3 - 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 | |
|---|---|---|
| Retinol impurity 6 | Retinol impurity 6. Uses: For analytical and research use. CAS No. 2052-63-3. Molecular formula: C20H30O. Mole weight: 286.46. Catalog: APB2052633. |  |
| Retinol impurity 7 | Retinol impurity 7. Uses: For analytical and research use. CAS No. 1331640-07-3. Molecular formula: C20H28O3. Mole weight: 316.44. Catalog: APB1331640073. | |
| Retinol impurity 8 | Retinol impurity 8. Uses: For analytical and research use. CAS No. 22737-97-9. Molecular formula: C20H30O. Mole weight: 286.46. Catalog: APB22737979. | |
| Rezafungin Impurity 1 | Rezafungin Impurity 1. Uses: For analytical and research use. CAS No. 1396639-48-7. Molecular formula: C63H85N8O17+. Mole weight: 1226.41. Catalog: APB1396639487. | |
| Rezafungin Impurity 10 | Rezafungin Impurity 10. Uses: For analytical and research use. CAS No. 2649486-25-7. Molecular formula: C63H84FN8O17+. Mole weight: 1244.4. Catalog: APB2649486257. | |
| Rezafungin Impurity 11 | Rezafungin Impurity 11. Uses: For analytical and research use. CAS No. 2649486-80-4. Molecular formula: C65H87N8O17+. Mole weight: 1252.45. Catalog: APB2649486804. | |
| Rezafungin Impurity 12 | Rezafungin Impurity 12. Uses: For analytical and research use. CAS No. 2649486-31-5. Molecular formula: C64H85N8O17+. Mole weight: 1238.42. Catalog: APB2649486315. | |
| Rezafungin Impurity 13 | Rezafungin Impurity 13. Uses: For analytical and research use. CAS No. 2649486-14-4. Molecular formula: C65H87N8O17+. Mole weight: 1252.45. Catalog: APB2649486144. | |
| Rezafungin Impurity 14 | Rezafungin Impurity 14. Uses: For analytical and research use. CAS No. 2649486-23-5. Molecular formula: C66H89N8O17+. Mole weight: 1266.48. Catalog: APB2649486235. | |
| Rezafungin Impurity 15 | Rezafungin Impurity 15. Uses: For analytical and research use. CAS No. 2649486-89-3. Molecular formula: C63H82F3N8O17+. Mole weight: 1280.38. Catalog: APB2649486893. | |
| Rezafungin Impurity 2 | Rezafungin Impurity 2. Uses: For analytical and research use. CAS No. 1396640-55-3. Molecular formula: C63H85N8O17+. Mole weight: 1226.41. Catalog: APB1396640553. | |
| Rezafungin Impurity 3 | Rezafungin Impurity 3. Uses: For analytical and research use. CAS No. 2401852-82-0. Molecular formula: C63H85N8O17+. Mole weight: 1226.41. Catalog: APB2401852820. | |
| Rezafungin Impurity 4 | Rezafungin Impurity 4. Uses: For analytical and research use. CAS No. 2649486-48-4. Molecular formula: C64H87N8O17+. Mole weight: 1240.44. Catalog: APB2649486484. | |
| Rezafungin Impurity 5 | Rezafungin Impurity 5. Uses: For analytical and research use. CAS No. 2649486-50-8. Molecular formula: C64H87N8O17+. Mole weight: 1240.44. Catalog: APB2649486508. | |
| Rezafungin Impurity 6 | Rezafungin Impurity 6. Uses: For analytical and research use. CAS No. 2649487-01-2. Molecular formula: C64H87N8O17+. Mole weight: 1240.44. Catalog: APB2649487012. | |
| Rezafungin Impurity 7 | Rezafungin Impurity 7. Uses: For analytical and research use. CAS No. 2649486-11-1. Molecular formula: C63H84FN8O17+. Mole weight: 1244.4. Catalog: APB2649486111. | |
| Rezafungin Impurity 8 | Rezafungin Impurity 8. Uses: For analytical and research use. CAS No. 2649486-21-3. Molecular formula: C64H85N8O17+. Mole weight: 1238.42. Catalog: APB2649486213. | |
| Rezafungin Impurity 9 | Rezafungin Impurity 9. Uses: For analytical and research use. CAS No. 1672717-33-7. Molecular formula: C63H86N9O17+. Mole weight: 1241.43. Catalog: APB1672717337. | |
| Ribavirin EP Impurity D | Ribavirin EP Impurity D. Uses: For analytical and research use. CAS No. 3641-8-5. Molecular formula: C3H4N4O. Mole weight: 112.09. Catalog: APB3641085. | |
| Ribavirin Impurity 13 | Ribavirin Impurity 13. Uses: For analytical and research use. Alternative Names: (2R,3R,4R,5R)-2-(2-acetamido-6-oxo-1H-purin-9(6H)-yl)-5-(acetoxymethyl)tetrahydrofuran-3,4-diyl diacetate. CAS No. 30747-23-0. Molecular formula: C18H21N5O9. Mole weight: 451.39. Catalog: APB30747230. | |
| Ribavirin impurity 7 | Ribavirin impurity 7. Uses: For analytical and research use. CAS No. 23094-61-3. Molecular formula: C13H18O9. Mole weight: 318.28. Catalog: APB23094613. | |
| Riboflavin (VB2) EP Impurity C | Riboflavin (VB2) EP Impurity C. Uses: For analytical and research use. CAS No. 2535-20-8. Molecular formula: C13H18N4O6. Mole weight: 326.31. Catalog: APB2535208. | |
| Ribosylcholine succinate impurity B (Rebosinib impurities2) | Ribosylcholine succinate impurity B (Rebosinib impurities2). Uses: For analytical and research use. CAS No. 2762182-61-4. Molecular formula: C21H25N7O2. Mole weight: 407.48. Catalog: APB2762182614. | |
| Rifabutin EP Impurity C | Rifabutin EP Impurity C. Uses: For analytical and research use. CAS No. 2241829-23-0. Molecular formula: C46H60N4O11. Mole weight: 845. Catalog: APB2241829230. | |
| Rifampicin EP Impurity A | Rifampicin EP Impurity A. Uses: For analytical and research use. CAS No. 13983-13-6. Molecular formula: C43H56N4O12. Mole weight: 820.94. Catalog: APB13983136. | |
| Rifampicin impurity 14 | Rifampicin impurity 14. Uses: For analytical and research use. CAS No. 1416773-22-2. Molecular formula: C43H58N4O12. Mole weight: 822.95. Catalog: APB1416773222. | |
| Rifamycin Impurity 18 | Rifamycin Impurity 18. Uses: For analytical and research use. CAS No. 31718-67-9. Molecular formula: C36H45NO12. Mole weight: 683.75. Catalog: APB31718679. | |
| Rifaximin EP Impurity B (Rifamycin EP Impurity A) | Rifaximin EP Impurity B (Rifamycin EP Impurity A). Uses: For analytical and research use. CAS No. 13929-35-6. Molecular formula: C39H49NO14. Mole weight: 755.81. Catalog: APB13929356. | |
| Rifaximin EP Impurity C Sodium Salt (Rifamycin Sodium) | Rifaximin EP Impurity C Sodium Salt (Rifamycin Sodium). Uses: For analytical and research use. CAS No. 14897-39-3. Molecular formula: C37H46NNaO12. Mole weight: 719.76. Catalog: APB14897393. | |
| Rifaximin EP Impurity E (Rifamycin EP Impurity B) | Rifaximin EP Impurity E (Rifamycin EP Impurity B). Uses: For analytical and research use. CAS No. 13553-79-2. Molecular formula: C37H45NO12. Mole weight: 695.76. Catalog: APB13553792. | |
| Rifaximin EP Impurity F (Rifamycin EP Impurity C) | Rifaximin EP Impurity F (Rifamycin EP Impurity C). Uses: For analytical and research use. CAS No. 14487-05-9. Molecular formula: C39H47NO14. Mole weight: 753.8. Catalog: APB14487059. | |
| Rifaximin Impurity 1 | Rifaximin Impurity 1. Uses: For analytical and research use. CAS No. 1351775-04-6. Molecular formula: C43H49N3O11. Mole weight: 783.88. Catalog: APB1351775046. | |
| Rifaximin Impurity 2 | Rifaximin Impurity 2. Uses: For analytical and research use. CAS No. 1351775-03-5. Molecular formula: C43H49N3O11. Mole weight: 783.88. Catalog: APB1351775035. | |
| Rilpivirine Impurity 1 | Rilpivirine Impurity 1. Uses: For analytical and research use. CAS No. 1446439-51-5. Molecular formula: C22H20N6O. Mole weight: 384.44. Catalog: APB1446439515. | |
| Rilpivirine Impurity 2 | Rilpivirine Impurity 2. Uses: For analytical and research use. CAS No. 2734549-19-8. Molecular formula: C22H18N6O. Mole weight: 382.43. Catalog: APB2734549198. | |
| Rilpivirine Impurity 3 | Rilpivirine Impurity 3. Uses: For analytical and research use. CAS No. 2280856-38-2. Molecular formula: C22H18N6O. Mole weight: 382.43. Catalog: APB2280856382. | |
| Rilpivirine Impurity 4 | Rilpivirine Impurity 4. Uses: For analytical and research use. CAS No. 244768-32-9. Molecular formula: C11H7ClN4. Mole weight: 230.66. Catalog: APB244768329. | |
| Riluzole impurity 1 | Riluzole impurity 1. Uses: For analytical and research use. CAS No. 144631-82-3. Molecular formula: C8H4BrF3N2OS. Mole weight: 313.09. Catalog: APB144631823. | |
| Riluzole impurity 10 | Riluzole impurity 10. Uses: For analytical and research use. CAS No. 235101-46-9. Molecular formula: C8H5F3N2OS. Mole weight: 234.2. Catalog: APB235101469. | |
| Riluzole impurity 11 | Riluzole impurity 11. Uses: For analytical and research use. CAS No. 235101-36-7. Molecular formula: C8H5F3N2OS. Mole weight: 234.2. Catalog: APB235101367. | |
| Riluzole impurity 12 | Riluzole impurity 12. Uses: For analytical and research use. CAS No. 179070-90-7. Molecular formula: C8H5F3N2O2S. Mole weight: 250.2. Catalog: APB179070907. | |
| Riluzole impurity 3 | Riluzole impurity 3. Uses: For analytical and research use. CAS No. 1391054-04-8. Molecular formula: C8H5F3N2OS. Mole weight: 234.2. Catalog: APB1391054048. | |
| Rimegepam Impurity 1 | Rimegepam Impurity 1. Uses: For analytical and research use. CAS No. 2517728-92-4. Molecular formula: C28H28F2N6O3. Mole weight: 534.57. Catalog: APB2517728924. | |
| Rimegepant Impurity 12 | Rimegepant Impurity 12. Uses: For analytical and research use. CAS No. 1397526-07-6. Molecular formula: C25H33F2NO2Si. Mole weight: 445.63. Catalog: APB1397526076. | |
| Rimegepant Impurity 7 | Rimegepant Impurity 7. Uses: For analytical and research use. CAS No. 1397526-04-3. Molecular formula: C10H13NO2. Mole weight: 179.22. Catalog: APB1397526043. | |
| Rimegepant Impurity 9 | Rimegepant Impurity 9. Uses: For analytical and research use. CAS No. 1397526-01-0. Molecular formula: C10H11NO2. Mole weight: 177.2. Catalog: APB1397526010. | |
| Riociguat Impurity 10 | Riociguat Impurity 10. Uses: For analytical and research use. CAS No. 256499-19-1. Molecular formula: C14H13ClFN5. Mole weight: 305.74. Catalog: APB256499191. | |
| Riociguat Impurity 11 | Riociguat Impurity 11. Uses: For analytical and research use. CAS No. 1361569-18-7. Molecular formula: C19H15FN8O. Mole weight: 390.38. Catalog: APB1361569187. | |
| Riociguat Impurity 12 | Riociguat Impurity 12. Uses: For analytical and research use. CAS No. 1361569-23-4. Molecular formula: C20H17FN8O. Mole weight: 404.41. Catalog: APB1361569234. | |
| Riociguat Impurity 13 | Riociguat Impurity 13. Uses: For analytical and research use. CAS No. 1361569-10-9. Molecular formula: C18H13FN8O. Mole weight: 376.36. Catalog: APB1361569109. | |
| Riociguat Impurity 6 | Riociguat Impurity 6. Uses: For analytical and research use. CAS No. 2708578-77-0. Molecular formula: C21H19FN8O4. Mole weight: 466.43. Catalog: APB2708578770. | |
| Riociguat Impurity 7 | Riociguat Impurity 7. Uses: For analytical and research use. CAS No. 1702271-98-4. Molecular formula: C18H17FN8. Mole weight: 364.39. Catalog: APB1702271984. | |
| Riociguat Impurity 8 | Riociguat Impurity 8. Uses: For analytical and research use. CAS No. 2518331-19-4. Molecular formula: C22H21FN8O4. Mole weight: 480.46. Catalog: APB2518331194. | |
| Riociguat Impurity 9 | Riociguat Impurity 9. Uses: For analytical and research use. CAS No. 2514697-53-9. Molecular formula: C20H19FN8O2. Mole weight: 422.42. Catalog: APB2514697539. | |
| Risedronate Impurity 1 | Risedronate Impurity 1. Uses: For analytical and research use. CAS No. 16179-97-8. Molecular formula: C7H8ClNO2. Mole weight: 173.6. Catalog: APB16179978. | |
| Risperidone EP Impurity B | Risperidone EP Impurity B. Uses: For analytical and research use. CAS No. 132961-05-8. Molecular formula: C23H28F2N4O2. Mole weight: 430.5. Catalog: APB132961058. | |
| Risperidone EP Impurity E | Risperidone EP Impurity E. Uses: For analytical and research use. CAS No. 1346602-28-5. Molecular formula: C24H29FN4O2. Mole weight: 424.52. Catalog: APB1346602285. | |
| Risperidone EP Impurity F | Risperidone EP Impurity F. Uses: For analytical and research use. CAS No. 1346603-86-8. Molecular formula: C24H27FN4O4. Mole weight: 454.49. Catalog: APB1346603868. | |
| Risperidone EP Impurity H | Risperidone EP Impurity H. Uses: For analytical and research use. CAS No. 158697-67-7. Molecular formula: C23H27F2N3O2. Mole weight: 415.49. Catalog: APB158697677. | |
| Risperidone EP Impurity I | Risperidone EP Impurity I. Uses: For analytical and research use. CAS No. 1329796-66-8. Molecular formula: C35H39F2N5O3. Mole weight: 615.73. Catalog: APB1329796668. | |
| Risperidone EP Impurity J | Risperidone EP Impurity J. Uses: For analytical and research use. CAS No. 1346606-24-3. Molecular formula: C35H40F2N6O3. Mole weight: 630.74. Catalog: APB1346606243. | |
| Risperidone Impurity 14 (Bicyclo Risperidone) | Risperidone Impurity 14 (Bicyclo Risperidone). Uses: For analytical and research use. CAS No. 2231638-02-9. Molecular formula: C23H28FIN4O2. Mole weight: 538.41. Catalog: APB2231638029. | |
| Risperidone Impurity 3 | Risperidone Impurity 3. Uses: For analytical and research use. CAS No. 2733216-87-8. Molecular formula: C12H13FN2O. Mole weight: 220.25. Catalog: APB2733216878. | |
| Risperidone Impurity 7 | Risperidone Impurity 7. Uses: For analytical and research use. CAS No. 152542-00-2. Molecular formula: C23H28FN3O3. Mole weight: 413.49. Catalog: APB152542002. | |
| Risperidone Impurity 8 | Risperidone Impurity 8. Uses: For analytical and research use. CAS No. 2416230-38-9. Molecular formula: C12H12FN3O2. Mole weight: 249.25. Catalog: APB2416230389. | |
| Ritonavir EP Impurity A | Ritonavir EP Impurity A. Uses: For analytical and research use. Alternative Names: (S)-2-(3-((2-isopropylthiazol-4-yl)methyl)-3-methylureido)-3-methylbutanoic acid. CAS No. 154212-61-0. Molecular formula: C14H23N3O3S. Mole weight: 313.42. Catalog: APB154212610. | |
| Ritonavir EP Impurity B HCl | Ritonavir EP Impurity B HCl. Uses: For analytical and research use. CAS No. 165315-97-9. Molecular formula: C28H37ClN4O4S. Mole weight: 561.14. Catalog: APB165315979. | |
| Ritonavir EP Impurity D | Ritonavir EP Impurity D. Uses: For analytical and research use. Alternative Names: bis(thiazol-5-ylmethyl) ((2S,3S,5S)-3-hydroxy-1,6-diphenylhexane-2,5-diyl)dicarbamate. CAS No. 144142-33-6. Molecular formula: C28H30N4O5S2. Mole weight: 566.69. Catalog: APB144142336. | |
| Ritonavir EP Impurity E | Ritonavir EP Impurity E. Uses: For analytical and research use. Alternative Names: thiazol-5-ylmethyl ((2S,3S,5S)-3-hydroxy-5-((S)-2-(3-((2-(2-hydroxypropan-2-yl)thiazol-4-yl)methyl)-3-methylureido)-3-methylbutanamido)-1,6-diphenylhexan-2-yl)carbamate. CAS No. 176655-56-4. Molecular formula: C37H48N6O6S2. Mole weight: 736.94. Catalog: APB176655564. | |
| Ritonavir EP Impurity G | Ritonavir EP Impurity G. Uses: For analytical and research use. Alternative Names: thiazol-5-ylmethyl ((2S,3S,5S)-5-((S)-2-(3-((2-(2-hydroperoxypropan-2-yl)thiazol-4-yl)methyl)-3-methylureido)-3-methylbutanamido)-3-hydroxy-1,6-diphenylhexan-2-yl)carbamate. CAS No. 2034136-66-6. Molecular formula: C37H48N6O7S2. Mole weight: 752.94. Catalog: APB2034136666. | |
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