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Mesalazine Impurity 26 Mesalazine Impurity 26. Uses: For analytical and research use. Group: Impurity standards. CAS No. 51-59-2. Molecular Formula: C9H9NO4. Mole Weight: 195.17. Catalog: APB51592. Alfa Chemistry Analytical Products 3
Mesalazine Impurity 27 Mesalazine Impurity 27. Uses: For analytical and research use. Group: Impurity standards. CAS No. 93968-80-0. Molecular Formula: C10H11NO4. Mole Weight: 209.2. Catalog: APB93968800. Alfa Chemistry Analytical Products 3
Mesalazine Impurity 28 Mesalazine Impurity 28. Uses: For analytical and research use. Group: Impurity standards. CAS No. 93968-81-1. Molecular Formula: C11H13NO4. Mole Weight: 223.23. Catalog: APB93968811. Alfa Chemistry Analytical Products 3
Mesalazine Impurity 31 Mesalazine Impurity 31. Uses: For analytical and research use. Group: Impurity standards. CAS No. 859964-08-2. Molecular Formula: C8H7NO5. Mole Weight: 197.15. Catalog: APB859964082. Alfa Chemistry Analytical Products 3
Mesalazine Impurity 32 Mesalazine Impurity 32. Uses: For analytical and research use. Group: Impurity standards. CAS No. 89469-52-3. Molecular Formula: C9H7NO3. Mole Weight: 177.16. Catalog: APB89469523. Alfa Chemistry Analytical Products 3
Mesalazine Impurity 33 Mesalazine Impurity 33. Uses: For analytical and research use. Group: Impurity standards. CAS No. 876903-48-9. Molecular Formula: C13H11NO5. Mole Weight: 261.23. Catalog: APB876903489. Alfa Chemistry Analytical Products 3
Metamizole EP Impurity C Metamizole EP Impurity C. Uses: For analytical and research use. Group: Impurity standards. CAS No. 519-98-2. Molecular Formula: C12H15N3O. Mole Weight: 217.27. Catalog: APB519982. Alfa Chemistry Analytical Products 3
Metamizole EP Impurity C HCl Metamizole EP Impurity C HCl. Uses: For analytical and research use. Group: Impurity standards. CAS No. 856307-27-2. Molecular Formula: C12H16ClN3O. Mole Weight: 253.73. Catalog: APB856307272. Alfa Chemistry Analytical Products 3
Metamizole Sodium Metamizole Sodium. Uses: For analytical and research use. Group: Impurity standards. CAS No. 68-89-3. Molecular Formula: C13H16N3NaO4S. Mole Weight: 333.34. Catalog: APB68893. Alfa Chemistry Analytical Products 3
Metaraminol Bitartrate Impurity 17 Metaraminol Bitartrate Impurity 17. Uses: For analytical and research use. Group: Impurity standards. CAS No. 7619-17-2. Molecular Formula: C9H13NO2. Mole Weight: 167.21. Catalog: APB7619172. Alfa Chemistry Analytical Products 3
Metaraminol bitartrate Impurity 22 Metaraminol bitartrate Impurity 22. Uses: For analytical and research use. Group: Impurity standards. Alternative Names: (R)-1-hydroxy-1-(3-hydroxyphenyl)propan-2-one. CAS No. 82499-20-5. Molecular Formula: C9H10O3. Mole Weight: 166.17. Catalog: APB82499205. Alfa Chemistry Analytical Products 3
Metaraminol bitartrate Impurity 32 Metaraminol bitartrate Impurity 32. Uses: For analytical and research use. Group: Impurity standards. CAS No. 425387-07-1. Molecular Formula: C12H13NO4. Mole Weight: 235.24. Catalog: APB425387071. Alfa Chemistry Analytical Products 3
Metaraminol Impurity 10 Metaraminol Impurity 10. Uses: For analytical and research use. Group: Impurity standards. CAS No. 946-80-5. Molecular Formula: C13H12O. Mole Weight: 184.24. Catalog: APB946805. Alfa Chemistry Analytical Products 3
Metaraminol Impurity 13 Metaraminol Impurity 13. Uses: For analytical and research use. Group: Impurity standards. CAS No. 693772-30-4. Molecular Formula: C9H11NO2. Mole Weight: 165.19. Catalog: APB693772304. Alfa Chemistry Analytical Products 3
Metaraminol Impurity 14 Metaraminol Impurity 14. Uses: For analytical and research use. Group: Impurity standards. CAS No. 53087-13-1. Molecular Formula: C13H11BrO. Mole Weight: 263.13. Catalog: APB53087131. Alfa Chemistry Analytical Products 3
Metaraminol Impurity 16 Metaraminol Impurity 16. Uses: For analytical and research use. Group: Impurity standards. CAS No. 31301-86-7. Molecular Formula: C24H25NO4. Mole Weight: 391.47. Catalog: APB31301867. Alfa Chemistry Analytical Products 3
Metaraminol Impurity 18 Metaraminol Impurity 18. Uses: For analytical and research use. Group: Impurity standards. CAS No. 61-59-6. Molecular Formula: C9H13NO2. Mole Weight: 167.21. Catalog: APB61596. Alfa Chemistry Analytical Products 3
Metaraminol Impurity 19 Metaraminol Impurity 19. Uses: For analytical and research use. Group: Impurity standards. CAS No. 6209-47-8. Molecular Formula: C9H14ClNO3. Mole Weight: 219.66. Catalog: APB6209478. Alfa Chemistry Analytical Products 3
Metaraminol Impurity 3 Metaraminol Impurity 3. Uses: For analytical and research use. Group: Impurity standards. CAS No. 620-24-6. Molecular Formula: C7H8O2. Mole Weight: 124.14. Catalog: APB620246. Alfa Chemistry Analytical Products 3
Metaraminol Impurity 32 Metaraminol Impurity 32. Uses: For analytical and research use. Group: Impurity standards. CAS No. 42551-55-3. Molecular Formula: C4H11NO. Mole Weight: 89.14. Catalog: APB42551553. Alfa Chemistry Analytical Products 3
Metaraminol Impurity 8 Metaraminol Impurity 8. Uses: For analytical and research use. Group: Impurity standards. CAS No. 918-44-5. Molecular Formula: C5H8O4. Mole Weight: 132.12. Catalog: APB918445. Alfa Chemistry Analytical Products 3
Metformin Metformin. Uses: For analytical and research use. Group: Impurity standards. CAS No. 657-24-9. Molecular Formula: C4H11N5. Mole Weight: 129.17. Catalog: APB657249. Alfa Chemistry Analytical Products 3
Metformin Impurity 8 Metformin Impurity 8. Uses: For analytical and research use. Group: Impurity standards. CAS No. 7260-94-8. Molecular Formula: C3H7NO2. Mole Weight: 89.09. Catalog: APB7260948. Alfa Chemistry Analytical Products 3
Methanesulfonate Isopropyl Methanesulfonate Isopropyl. Uses: For analytical and research use. Group: Impurity standards. CAS No. 926-06-7. Molecular Formula: C4H10O3S. Mole Weight: 138.18. Catalog: APB926067. Alfa Chemistry Analytical Products 3
Methanesulfonate Methyl Methanesulfonate Methyl. Uses: For analytical and research use. Group: Impurity standards. CAS No. 66-27-3. Molecular Formula: C2H6O3S. Mole Weight: 110.13. Catalog: APB66273. Alfa Chemistry Analytical Products 3
Methanesulfonic acid Methanesulfonic acid. Uses: For analytical and research use. Group: Impurity standards. CAS No. 75-75-2. Molecular Formula: CH4O3S. Mole Weight: 96.11. Catalog: APB75752. Alfa Chemistry Analytical Products 3
Methionine EP Impurity A Methionine EP Impurity A. Uses: For analytical and research use. Group: Impurity standards. CAS No. 3226-65-1. Molecular Formula: C5H11NO3S. Mole Weight: 165.21. Catalog: APB3226651. Alfa Chemistry Analytical Products 3
Methionine EP Impurity B Methionine EP Impurity B. Uses: For analytical and research use. Group: Impurity standards. CAS No. 7314-32-1. Molecular Formula: C5H11NO4S. Mole Weight: 181.21. Catalog: APB7314321. Alfa Chemistry Analytical Products 3
Methotrexate Diglutamate Trifluoroacetate Methotrexate Diglutamate Trifluoroacetate. Uses: For analytical and research use. Group: Impurity standards. CAS No. 41600-13-9. Molecular Formula: C25H29N9O8. Mole Weight: 583.56. Catalog: APB41600139. Alfa Chemistry Analytical Products 3
Methotrexate EP Impurity A Methotrexate EP Impurity A. Uses: For analytical and research use. Group: Impurity standards. CAS No. 945-24-4. Molecular Formula: C7H8N6O. Mole Weight: 192.18. Catalog: APB945244. Alfa Chemistry Analytical Products 3
Methotrexate EP Impurity A HCl Methotrexate EP Impurity A HCl. Uses: For analytical and research use. Group: Impurity standards. CAS No. 73978-41-3. Molecular Formula: C7H8N6O. Mole Weight: 192.18. Catalog: APB73978413. Alfa Chemistry Analytical Products 3
Methotrexate EP Impurity F Methotrexate EP Impurity F. Uses: For analytical and research use. Group: Impurity standards. Alternative Names: (R)-2- (4- ( ( (2, 4-diaminopteridin-6-yl)methyl) (methyl)amino)benzamido)pentanedioic acid. CAS No. 51865-79-3. Molecular Formula: C20H22N8O5. Mole Weight: 454.44. Catalog: APB51865793. Alfa Chemistry Analytical Products 3
Methotrexate EP Impurity H Methotrexate EP Impurity H. Uses: For analytical and research use. Group: Impurity standards. CAS No. 67022-39-3. Molecular Formula: C21H24N8O5. Mole Weight: 468.47. Catalog: APB67022393. Alfa Chemistry Analytical Products 3
Methotrexate EP Impurity I Methotrexate EP Impurity I. Uses: For analytical and research use. Group: Impurity standards. Alternative Names: (S)-4-(4-(((2,4-diaminopteridin-6-yl)methyl)(methyl)amino)benzamido)-5-methoxy-5-oxopentanoic acid. CAS No. 66147-29-3. Molecular Formula: C21H24N8O5. Mole Weight: 468.47. Catalog: APB66147293. Alfa Chemistry Analytical Products 3
Methotrexate EP Impurity K Methotrexate EP Impurity K. Uses: For analytical and research use. Group: Impurity standards. Alternative Names: Folic Acid EP Impurity A; Levofolinate EP Impurity A. CAS No. 4271-30-1. Molecular Formula: C12H14N2O5. Mole Weight: 266.25. Catalog: APB4271301. Alfa Chemistry Analytical Products 3
Methotrexate EP Impurity L Methotrexate EP Impurity L. Uses: For analytical and research use. Group: Impurity standards. CAS No. 52980-68-4. Molecular Formula: C13H16N2O5. Mole Weight: 280.28. Catalog: APB52980684. Alfa Chemistry Analytical Products 3
Methotrexate Impurity 1 Methotrexate Impurity 1. Uses: For analytical and research use. Group: Impurity standards. CAS No. 70844-48-3. Molecular Formula: C30H31ClN14O4. Mole Weight: 687.12. Catalog: APB70844483. Alfa Chemistry Analytical Products 3
Methotrexate Impurity 13 Methotrexate Impurity 13. Uses: For analytical and research use. Group: Impurity standards. CAS No. 59368-16-0. Molecular Formula: C7H7BrN6. Mole Weight: 255.07. Catalog: APB59368160. Alfa Chemistry Analytical Products 3
Methotrexate Impurity 15 Methotrexate Impurity 15. Uses: For analytical and research use. Group: Impurity standards. CAS No. 52853-40-4. Molecular Formula: C7H8Br2N6. Mole Weight: 335.99. Catalog: APB52853404. Alfa Chemistry Analytical Products 3
Methotrexate Impurity 2 Methotrexate Impurity 2. Uses: For analytical and research use. Group: Impurity standards. CAS No. 80407-56-3. Molecular Formula: C21H27N9O3. Mole Weight: 453.51. Catalog: APB80407563. Alfa Chemistry Analytical Products 3
Methotrexate Impurity 21 Methotrexate Impurity 21. Uses: For analytical and research use. Group: Impurity standards. CAS No. 82778-08-3. Molecular Formula: C7H8Cl2N6. Mole Weight: 247.08. Catalog: APB82778083. Alfa Chemistry Analytical Products 3
Methotrexate Impurity 27 Methotrexate Impurity 27. Uses: For analytical and research use. Group: Impurity standards. CAS No. 66063-38-5. Molecular Formula: C15H16N8O. Mole Weight: 324.35. Catalog: APB66063385. Alfa Chemistry Analytical Products 3
Methotrexate Impurity 3 Methotrexate Impurity 3. Uses: For analytical and research use. Group: Impurity standards. CAS No. 60388-53-6. Molecular Formula: C20H22N8O5. Mole Weight: 454.45. Catalog: APB60388536. Alfa Chemistry Analytical Products 3
Methotrexate impurity 30 Methotrexate impurity 30. Uses: For analytical and research use. Group: Impurity standards. CAS No. 942840-87-1. Molecular Formula: C9H12N2O. Mole Weight: 164.21. Catalog: APB942840871. Alfa Chemistry Analytical Products 3
Methotrexate impurity 31 Methotrexate impurity 31. Uses: For analytical and research use. Group: Impurity standards. CAS No. 881-33-4. Molecular Formula: C7H8N6O. Mole Weight: 192.18. Catalog: APB881334. Alfa Chemistry Analytical Products 3
Methotrexate impurity 33 Methotrexate impurity 33. Uses: For analytical and research use. Group: Impurity standards. CAS No. 708-74-7. Molecular Formula: C7H8N6. Mole Weight: 176.18. Catalog: APB708747. Alfa Chemistry Analytical Products 3
Methotrexate impurity 38 Methotrexate impurity 38. Uses: For analytical and research use. Group: Impurity standards. CAS No. 74791-40-5. Molecular Formula: C17H21N3O8. Mole Weight: 395.37. Catalog: APB74791405. Alfa Chemistry Analytical Products 3
Methotrexate Impurity 45 Methotrexate Impurity 45. Uses: For analytical and research use. Group: Impurity standards. CAS No. 94807-78-0. Molecular Formula: C12H14N2O6. Mole Weight: 282.25. Catalog: APB94807780. Alfa Chemistry Analytical Products 3
Methotrexate related compounds Methotrexate related compounds. Uses: For analytical and research use. Group: Impurity standards. CAS No. 728946-34-7. Molecular Formula: C19H19N7O5. Mole Weight: 425.4. Catalog: APB728946347. Alfa Chemistry Analytical Products 3
Methotrexate Tetraglutamate Trifluoroacetate Methotrexate Tetraglutamate Trifluoroacetate. Uses: For analytical and research use. Group: Impurity standards. CAS No. 73610-81-8. Molecular Formula: C35H43N11O14. Mole Weight: 841.79. Catalog: APB73610818. Alfa Chemistry Analytical Products 3
Methotrexate Triglutamate Trifluoroacetate Methotrexate Triglutamate Trifluoroacetate. Uses: For analytical and research use. Group: Impurity standards. CAS No. 41600-14-0. Molecular Formula: C30H36N10O11. Mole Weight: 712.68. Catalog: APB41600140. Alfa Chemistry Analytical Products 3
Methoxy Amiodarone Methoxy Amiodarone. Uses: For analytical and research use. Group: Impurity standards. Alternative Names: (2-butylbenzofuran-3-yl)(4-methoxyphenyl)methanone. CAS No. 83790-87-8. Molecular Formula: C20H20O3. Mole Weight: 308.37. Catalog: APB83790878. Alfa Chemistry Analytical Products 3
methyl 2-(2,4-dibromophenyl)acetate methyl 2-(2,4-dibromophenyl)acetate. Uses: For analytical and research use. Group: Impurity standards. CAS No. 66247-65-2. Molecular Formula: C9H8Br2O2. Mole Weight: 307.97. Catalog: APB66247652. Alfa Chemistry Analytical Products 3
methyl 2-(3,4-dibromophenyl)acetate methyl 2-(3,4-dibromophenyl)acetate. Uses: For analytical and research use. Group: Impurity standards. CAS No. 861064-70-2. Molecular Formula: C9H8Br2O2. Mole Weight: 307.97. Catalog: APB861064702. Alfa Chemistry Analytical Products 3
methyl 2-(3-oxo-2,3-dihydropyridazin-4-yl)acetate methyl 2-(3-oxo-2,3-dihydropyridazin-4-yl)acetate. Uses: For analytical and research use. Group: Impurity standards. CAS No. 62089-04-7. Molecular Formula: C7H8N2O3. Mole Weight: 168.15. Catalog: APB62089047. Alfa Chemistry Analytical Products 3
methyl 2-bromo-2-(4-bromophenyl)acetate methyl 2-bromo-2-(4-bromophenyl)acetate. Uses: For analytical and research use. Group: Impurity standards. CAS No. 60079-77-8. Molecular Formula: C9H8Br2O2. Mole Weight: 307.97. Catalog: APB60079778. Alfa Chemistry Analytical Products 3
Methyl 2-Methyl-4-hexynate Methyl 2-Methyl-4-hexynate. Uses: For analytical and research use. Group: Impurity standards. CAS No. 69691-19-6. Molecular Formula: C8H12O2. Mole Weight: 140.18. Catalog: APB69691196. Alfa Chemistry Analytical Products 3
methyl 4-hydroxy-1-methylisoquinoline-3-carboxylate methyl 4-hydroxy-1-methylisoquinoline-3-carboxylate. Uses: For analytical and research use. Group: Impurity standards. CAS No. 808118-20-9. Molecular Formula: C12H11NO3. Mole Weight: 217.22. Catalog: APB808118209. Alfa Chemistry Analytical Products 3
methyl 5-(dimethylamino)thiophene-2-carboxylate methyl 5-(dimethylamino)thiophene-2-carboxylate. Uses: For analytical and research use. Group: Impurity standards. CAS No. 313352-86-2. Molecular Formula: C8H11NO2S. Mole Weight: 185.24. Catalog: APB313352862. Alfa Chemistry Analytical Products 3
Methyl 5-(methylamino)-2-thiophenecarboxylate Methyl 5-(methylamino)-2-thiophenecarboxylate. Uses: For analytical and research use. Group: Impurity standards. CAS No. 859855-63-3. Molecular Formula: C7H9NO2S. Mole Weight: 171.21. Catalog: APB859855633. Alfa Chemistry Analytical Products 3
Methyl 5-((TERT butoxycarbonyl) amino) thiophene-2-carboxylate Methyl 5-((TERT butoxycarbonyl) amino) thiophene-2-carboxylate. Uses: For analytical and research use. Group: Impurity standards. CAS No. 666853-39-0. Molecular Formula: C11H15NO4S. Mole Weight: 257.3. Catalog: APB666853390. Alfa Chemistry Analytical Products 3
Methyldopa EP impurity A Methyldopa EP impurity A. Uses: For analytical and research use. Group: Impurity standards. CAS No. 6739-31-7. Molecular Formula: C11H15NO4. Mole Weight: 225.24. Catalog: APB6739317. Alfa Chemistry Analytical Products 3
Methyldopa Hydrate Methyldopa Hydrate. Uses: For analytical and research use. Group: Impurity standards. CAS No. 41372-08-1. Molecular Formula: C10H13NO4ยท11/2H2O. Mole Weight: 238.24. Catalog: APB41372081. Alfa Chemistry Analytical Products 3
Methylene blue Methylene blue. Uses: For analytical and research use. Group: Impurity standards. CAS No. 7220-79-3. Molecular Formula: C16H20ClN3OS. Mole Weight: 337.87. Catalog: APB7220793. Alfa Chemistry Analytical Products 3
Methylene blue EP impurity A (Azure B) Methylene blue EP impurity A (Azure B). Uses: For analytical and research use. Group: Impurity standards. CAS No. 531-55-5. Molecular Formula: C15H16ClN3S. Mole Weight: 305.82. Catalog: APB531555. Alfa Chemistry Analytical Products 3
Methylindole impurities1 Methylindole impurities1. Uses: For analytical and research use. Group: Impurity standards. CAS No. 61019-05-4. Molecular Formula: C10H11NO. Mole Weight: 161.2. Catalog: APB61019054. Alfa Chemistry Analytical Products 3
Methylparaben/Nifurazine EP Impurity B Methylparaben/Nifurazine EP Impurity B. Uses: For analytical and research use. Group: Impurity standards. Alternative Names: Methyl p-hydroxybenzoate; Methyl salicylate EP impurity C. CAS No. 99-76-3. Molecular Formula: C8H8O3. Mole Weight: 152.15. Catalog: APB99763. Alfa Chemistry Analytical Products 3
Methylphenidate EP Impurity F Methylphenidate EP Impurity F. Uses: For analytical and research use. Group: Impurity standards. CAS No. 7251-52-7. Molecular Formula: C13H12N2O. Mole Weight: 212.25. Catalog: APB7251527. Alfa Chemistry Analytical Products 3
Methylprednisolone Aceponate Methylprednisolone Aceponate. Uses: For analytical and research use. Group: Impurity standards. CAS No. 86401-95-8. Molecular Formula: C27H36O7. Mole Weight: 472.58. Catalog: APB86401958. Alfa Chemistry Analytical Products 3
Methylprednisolone Acetate EP Impurity A Methylprednisolone Acetate EP Impurity A. Uses: For analytical and research use. Group: Impurity standards. CAS No. 93963-74-7. Molecular Formula: C24H34O6. Mole Weight: 418.53. Catalog: APB93963747. Alfa Chemistry Analytical Products 3

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