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Product
Atorvastatin Impurity 45 (sodium salt) Atorvastatin Impurity 45 (sodium salt). Uses: For analytical and research use. Group: Impurity standards. Alternative Names: sodium (R)-7-(2-(4-fluorophenyl)-5-isopropyl-3-phenyl-4-(phenylcarbamoyl)-1H-pyrrol-1-yl)-5-hydroxy-3-oxoheptanoate. Molecular Formula: C33H32FN2O5·Na. Mole Weight: 578.61. Catalog: APB02548. Alfa Chemistry Analytical Products 3
Atorvastatin Impurity 46 Atorvastatin Impurity 46. Uses: For analytical and research use. Group: Impurity standards. CAS No. 807312-27-2. Molecular Formula: C10H15NO4. Mole Weight: 213.23. Catalog: APB807312272. Alfa Chemistry Analytical Products 3
Atorvastatin Impurity 47 Atorvastatin Impurity 47. Uses: For analytical and research use. Group: Impurity standards. Molecular Formula: C10H15NO4. Mole Weight: 213.23. Catalog: APB06670. Alfa Chemistry Analytical Products 3
Atorvastatin Impurity 48 Atorvastatin Impurity 48. Uses: For analytical and research use. Group: Impurity standards. Molecular Formula: C66H70CaN4O10. Mole Weight: 1119.38. Catalog: APB06669. Alfa Chemistry Analytical Products 3
Atorvastatin Impurity 49 Atorvastatin Impurity 49. Uses: For analytical and research use. Group: Impurity standards. Molecular Formula: C66H68CaF2N4O10. Mole Weight: 1155.36. Catalog: APB06671. Alfa Chemistry Analytical Products 3
Atorvastatin Impurity 50 Atorvastatin Impurity 50. Uses: For analytical and research use. Group: Impurity standards. Molecular Formula: C80H94CaF2N6O16. Mole Weight: 1473.73. Catalog: APB06672. Alfa Chemistry Analytical Products 3
Atorvastatin Impurity 52 Atorvastatin Impurity 52. Uses: For analytical and research use. Group: Impurity standards. Alternative Names: 887324-52-9(free base); Atorvastatin (3S,5R) Isomer Calcium Salt; (3S,5R)-7-[3-(Phenylcarbamoyl)-5-(4-fluorophenyl)-2-isopropyl-4-phenyl-1H-pyrrol-1-yl]-3,5-dihydroxyheptanoic acid calcium salt. CAS No. 887196-25-0. Molecular Formula: C33H34FN2O5·1/2Ca. Mole Weight: 577.67. Catalog: APB887196250. Alfa Chemistry Analytical Products 3
Atorvastatin Impurity 54 Atorvastatin Impurity 54. Uses: For analytical and research use. Group: Impurity standards. Alternative Names: methyl 2-((4R,6S)-6-(aminomethyl)-2,2-dimethyl-1,3-dioxan-4-yl)acetate. Molecular Formula: C10H19NO4. Mole Weight: 217.26. Catalog: APB02547. Alfa Chemistry Analytical Products 3
Atorvastatin Impurity 55 Atorvastatin Impurity 55. Uses: For analytical and research use. Group: Impurity standards. Alternative Names: 2-((4R,6S)-6-(aminomethyl)-2,2-dimethyl-1,3-dioxan-4-yl)acetamide. Molecular Formula: C9H18N2O3. Mole Weight: 202.25. Catalog: APB02546. Alfa Chemistry Analytical Products 3
Atorvastatin Impurity 56 Atorvastatin Impurity 56. Uses: For analytical and research use. Group: Impurity standards. Molecular Formula: C66H68CaF2N4O10. Mole Weight: 1155.36. Catalog: APB06673. Alfa Chemistry Analytical Products 3
Atorvastatin Impurity 57 Atorvastatin Impurity 57. Uses: For analytical and research use. Group: Impurity standards. CAS No. 737755-14-5. Molecular Formula: C11H23NO4. Mole Weight: 233.31. Catalog: APB737755145. Alfa Chemistry Analytical Products 3
Atorvastatin Impurity 59 Atorvastatin Impurity 59. Uses: For analytical and research use. Group: Impurity standards. Alternative Names: (3R,5R)-tert-butyl 7-((3R,5R)-7-(2-(4-fluorophenyl)-5-isopropyl-3-phenyl-4-(phenylcarbamoyl)-1H-pyrrol-1-yl)-3,5-dihydroxyheptanamido)-3,5-dihydroxyheptanoate. Molecular Formula: C44H56FN3O8. Mole Weight: 773.93. Catalog: APB02545. Alfa Chemistry Analytical Products 3
Atorvastatin Impurity 59 Atorvastatin Impurity 59. Uses: For analytical and research use. Group: Impurity standards. CAS No. 887470-43-1. Molecular Formula: C33H35FN2O7. Mole Weight: 590.65. Catalog: APB887470431. Alfa Chemistry Analytical Products 3
Atorvastatin Impurity 60 Atorvastatin Impurity 60. Uses: For analytical and research use. Group: Impurity standards. Alternative Names: tert-butyl 7-(2-(4-fluorophenyl)-5-isopropyl-3-phenyl-4-(phenylcarbamoyl)-1H-pyrrol-1-yl)-3,5-dihydroxyheptanoate. Molecular Formula: C37H43FN2O5. Mole Weight: 614.75. Catalog: APB02544. Alfa Chemistry Analytical Products 3
Atorvastatin Impurity 63 Atorvastatin Impurity 63. Uses: For analytical and research use. Group: Impurity standards. Alternative Names: (3R,5R)-3-ethoxy-7-(2-(4-fluorophenyl)-5-isopropyl-3-phenyl-4-(phenylcarbamoyl)-1H-pyrrol-1-yl)-5-hydroxyheptanoic acid. Molecular Formula: C35H39FN2O5. Mole Weight: 586.28. Catalog: APB02542. Alfa Chemistry Analytical Products 3
Atorvastatin Impurity 63 (Calcium salt) Atorvastatin Impurity 63 (Calcium salt). Uses: For analytical and research use. Group: Impurity standards. Alternative Names: calcium (3R,5R)-3-ethoxy-7-(2-(4-fluorophenyl)-5-isopropyl-3-phenyl-4-(phenylcarbamoyl)-1H-pyrrol-1-yl)-5-hydroxyheptanoate. Molecular Formula: C35H38FN2O5·1/2Ca. Mole Weight: 605.26. Catalog: APB02543. Alfa Chemistry Analytical Products 3
Atorvastatin Impurity 64 Atorvastatin Impurity 64. Uses: For analytical and research use. Group: Impurity standards. CAS No. 666714-64-3. Molecular Formula: C26H23FN2O. Mole Weight: 398.48. Catalog: APB666714643. Alfa Chemistry Analytical Products 3
Atorvastatin impurity 66 Atorvastatin impurity 66. Uses: For analytical and research use. Group: Impurity standards. Alternative Names: tert-butyl 2-((4R,6R)-6-(2-(2,3-bis(4-fluorophenyl)-5-isopropyl-4-(phenylcarbamoyl)-1H-pyrrol-1-yl)ethyl)-2,2-dimethyl-1,3-dioxan-4-yl)acetate. CAS No. 693793-87-2. Molecular Formula: C40H46F2N2O5. Mole Weight: 672.34. Catalog: APB693793872. Alfa Chemistry Analytical Products 3
Atorvastatin Impurity 66 Atorvastatin Impurity 66. Uses: For analytical and research use. Group: Impurity standards. Molecular Formula: C66H68CaF2N4O14. Mole Weight: 1219.36. Catalog: APB06674. Alfa Chemistry Analytical Products 3
Atorvastatin impurity 67 Atorvastatin impurity 67. Uses: For analytical and research use. Group: Impurity standards. Alternative Names: 1-(6-carboxy-3-hydroxy-5-oxohexyl)-2-(4-fluorophenyl)-5-isopropyl-3-phenyl-4-(phenylcarbamoyl)-1H-pyrrole 1-oxide. Molecular Formula: C33H33FN2O6. Mole Weight: 572.23. Catalog: APB02644. Alfa Chemistry Analytical Products 3
Atorvastatin Impurity 68 Atorvastatin Impurity 68. Uses: For analytical and research use. Group: Impurity standards. Molecular Formula: C33H34FN2O6- 1/2Ca2+. Mole Weight: 593.67. Catalog: APB06676. Alfa Chemistry Analytical Products 3
Atorvastatin Impurity 69 Atorvastatin Impurity 69. Uses: For analytical and research use. Group: Impurity standards. Alternative Names: ethyl 2-((4R,6R)-6-(2-(2-(4-fluorophenyl)-5-isopropyl-3-phenyl-4-(phenylcarbamoyl)-1H-pyrrol-1-yl)ethyl)-2,2-dimethyl-1,3-dioxan-4-yl)acetate. CAS No. 616201-27-5. Molecular Formula: C38H43FN2O5. Mole Weight: 626.76. Catalog: APB616201275. Alfa Chemistry Analytical Products 3
Atorvastatin Impurity 69 Atorvastatin Impurity 69. Uses: For analytical and research use. Group: Impurity standards. Alternative Names: Atorvastatin epoxypyrrolizine tricyclic analogs. Molecular Formula: C33H33FN2O6. Mole Weight: 572.63. Catalog: APB06675. Alfa Chemistry Analytical Products 3
Atorvastatin Impurity 73 Atorvastatin Impurity 73. Uses: For analytical and research use. Group: Impurity standards. Molecular Formula: C33H35FN2O6. Mole Weight: 574.65. Catalog: APB06677. Alfa Chemistry Analytical Products 3
Atorvastatin Impurity 74 Atorvastatin Impurity 74. Uses: For analytical and research use. Group: Impurity standards. Alternative Names: 2-chloro-1-(4-fluorophenyl)-2-phenylethanone. CAS No. 62148-67-8. Molecular Formula: C14H10ClFO. Mole Weight: 248.68. Catalog: APB62148678. Alfa Chemistry Analytical Products 3
Atorvastatin Impurity C Atorvastatin Impurity C. Uses: For analytical and research use. Group: Impurity standards. Alternative Names: (3R,5R)-7-(2,3-bis(4-fluorophenyl)-5-isopropyl-4-(phenylcarbamoyl)-1H-pyrrol-1-yl)-3,5-dihydroxyheptanoate. CAS No. 693793-53-2. Molecular Formula: C33H33F2N2O5·1/2Ca. Mole Weight: 595.67. Catalog: APB693793532. Alfa Chemistry Analytical Products 3
Atorvastatin Impurity F Atorvastatin Impurity F. Uses: For analytical and research use. Group: Impurity standards. Alternative Names: (3R,5R)-7-((3R,5R)-7-(2-(4-fluorophenyl)-5-isopropyl-3-phenyl-4-(phenylcarbamoyl)-1H-pyrrol-1-yl)-3,5-dihydroxyheptanamido)-3,5-dihydroxyheptanoic acid. CAS No. 887196-24-9. Molecular Formula: C40H48FN3O8. Mole Weight: 717.82. Catalog: APB887196249. Alfa Chemistry Analytical Products 3
Atorvastatin Impurity K Atorvastatin Impurity K. Uses: For analytical and research use. Group: Impurity standards. Alternative Names: 5-(4-fluorophenyl)-1-(2-((2R,4R)-4-hydroxy-6-oxotetrahydro-2H-pyran-2-yl)ethyl)-3-isopropyl-2-oxo-N,4-diphenyl-2,3-dihydro-1H-pyrrole-3-carboxamide. CAS No. 906552-19-0. Molecular Formula: C33H33FN2O5. Mole Weight: 556.62. Catalog: APB906552190. Alfa Chemistry Analytical Products 3
Atorvastatin Impurity N Atorvastatin Impurity N. Uses: For analytical and research use. Group: Impurity standards. Alternative Names: 1105067-93-3(free base); (S,E)-7-(2-(4-fluorophenyl)-5-isopropyl-3-phenyl-4-(phenylcarbamoyl)-1H-pyrrol-1-yl)-5-hydroxyhept-2-enoic acid hydrochloride. Molecular Formula: C33H33FN2O4·HCl. Mole Weight: 577.08. Catalog: APB02552. Alfa Chemistry Analytical Products 3
Atorvastatin Impurity N (Calcium salt Atorvastatin Impurity N (Calcium salt. Uses: For analytical and research use. Group: Impurity standards. Alternative Names: 1105067-93-3(free base); calcium (S,E)-7-(2-(4-fluorophenyl)-5-isopropyl-3-phenyl-4-(phenylcarbamoyl)-1H-pyrrol-1 -yl)-5-hydroxyhept-2-enoate. Molecular Formula: C33H32FN2O4·1/2Ca. Mole Weight: 559.66. Catalog: APB02551. Alfa Chemistry Analytical Products 3
Atorvastatin Lactam Impurity Atorvastatin Lactam Impurity. Uses: For analytical and research use. Group: Impurity standards. Alternative Names: (3R,5R)-7-(5-(4-fluorophenyl)-3-isopropyl-2-oxo-4-phenyl-3-(phenylcarbamoyl)-2,3-dihydro-1H-pyrrol-1-yl)-3,5-dihydroxyheptanoic acid. CAS No. 906552-18-9. Molecular Formula: C33H35FN2O6. Mole Weight: 574.64. Catalog: APB906552189. Alfa Chemistry Analytical Products 3
Atorvastatin Lactam Impurity Calcium Salt Atorvastatin Lactam Impurity Calcium Salt. Uses: For analytical and research use. Group: Impurity standards. Alternative Names: calcium (3R,5R)-7-(5-(4-fluorophenyl)-3-isopropyl-2-oxo-4-phenyl-3-(phenylcarbamoyl)-2,3-dihydro-1H-pyrrol-1-yl)-3,5-dihydroxyheptanoate. Molecular Formula: C33H34FN2O6·1/2Ca. Mole Weight: 593.67. Catalog: APB02555. Alfa Chemistry Analytical Products 3
Atosiban Atosiban. Uses: For analytical and research use. Group: Impurity standards. Alternative Names: (2S)-N-((S)-5-amino-1-((2-amino-2-oxoethyl)amino)-1-oxopentan-2-yl)-1-((4R,7S,10S,16R)-7-(2-amino-2-oxoethyl)-13-((S)-sec-butyl)-16-(4-ethoxybenzyl)-10-((R)-1-hydroxyethyl)-6,9,12,15,18-pentaoxo-1,2-dithia-5,8,11,14,17-pentaazacycloicosane-4-carbonyl)pyrrolidine-2-carboxamide. CAS No. 90779-69-4. Molecular Formula: C43H67N11O12S2. Mole Weight: 994.19. Catalog: APB90779694. Alfa Chemistry Analytical Products 3
Atosiban Impurity 1 Atosiban Impurity 1. Uses: For analytical and research use. Group: Impurity standards. Alternative Names: 2-((4R,7S,10S,13S,16R)-4-((S)-2-(((S)-5-amino-1-((2-amino-2-oxoethyl)amino)-1-oxopentan-2-yl)carbamoyl)pyrrolidine-1-carbonyl)-13-((S)-sec-butyl)-16-(4-ethoxybenzyl)-10-((R)-1-hydroxyethyl)-6,9,12,15,18-pentaoxo-1,2-dithia-5,8,11,14,17-pentaazacycloicosan-7-yl)acetic acid. Molecular Formula: C43H66N10O13S2. Mole Weight: 995.17. Catalog: APB03023. Alfa Chemistry Analytical Products 3
Atosiban Impurity 2 Atosiban Impurity 2. Uses: For analytical and research use. Group: Impurity standards. Alternative Names: (S)-N-((S)-5-amino-1-((2-amino-2-oxoethyl)amino)-1-oxopentan-2-yl)-1-((4R,7S,10S,13S,16R)-7-(2-amino-2-oxoethyl)-13-((S)-sec-butyl)-16-(4-ethoxybenzyl)-10-((R)-1-hydroxyethyl)-6,9,12,15,18-pentaoxo-1,2-dithia-5,8,11,14,17-pentaazacycloicosane-4-carbonyl)pyrrolidine-2-carboxamide. Molecular Formula: C43H67N11O12S2. Mole Weight: 994.19. Catalog: APB03022. Alfa Chemistry Analytical Products 3
Atracurium Besylate EP Impurity A Atracurium Besylate EP Impurity A. Uses: For analytical and research use. Group: Impurity standards. Molecular Formula: C52H69N2O12. Mole Weight: 914.13. Catalog: APB06767. Alfa Chemistry Analytical Products 3
Atracurium Besylate EP Impurity C Atracurium Besylate EP Impurity C. Uses: For analytical and research use. Group: Impurity standards. Molecular Formula: C32H44NO8+. Mole Weight: 570.7. Catalog: APB06768. Alfa Chemistry Analytical Products 3
Atracurium Besylate EP Impurity D Atracurium Besylate EP Impurity D. Uses: For analytical and research use. Group: Impurity standards. CAS No. 87046-72-8. Molecular Formula: C29H42NO7+. Mole Weight: 516.65. Catalog: APB87046728. Alfa Chemistry Analytical Products 3
Atracurium Besylate EP Impurity E Atracurium Besylate EP Impurity E. Uses: For analytical and research use. Group: Impurity standards. Molecular Formula: C24H32NO6+. Mole Weight: 430.52. Catalog: APB06769. Alfa Chemistry Analytical Products 3
Atracurium Besylate EP Impurity I Atracurium Besylate EP Impurity I. Uses: For analytical and research use. Group: Impurity standards. Molecular Formula: C54H74N2O122+. Mole Weight: 943.19. Catalog: APB06770. Alfa Chemistry Analytical Products 3
Atracurium Besylate EP Impurity K Atracurium Besylate EP Impurity K. Uses: For analytical and research use. Group: Impurity standards. Molecular Formula: C54H74N2O122+. Mole Weight: 943.19. Catalog: APB06771. Alfa Chemistry Analytical Products 3
Atracurium Enantiomer Atracurium Enantiomer. Uses: For analytical and research use. Group: Impurity standards. Alternative Names: (1S,1'S,2S,2'S)-2,2'-((pentane-1,5-diylbis(oxy))bis(3-oxopropane-3,1-diyl))bis(1-(3,4-dimethoxybenzyl)-6,7-dimethoxy-2-methyl-1,2,3,4-tetrahydroisoquinolin-2-ium). Molecular Formula: C53H72N2O12. Mole Weight: 929.14. Catalog: APB02854. Alfa Chemistry Analytical Products 3
Atracurium Impurity 1 Atracurium Impurity 1. Uses: For analytical and research use. Group: Impurity standards. Alternative Names: (1R,1'R)-2,2'-((pentane-1,5-diylbis(oxy))bis(3-oxopropane-3,1-diyl))bis(1-(3,4-dimethoxybenzyl)-6,7-dimethoxy-2-methyl-1,2,3,4-tetrahydroisoquinolin-2-ium) benzenesulfonate. Molecular Formula: C65H82N2O18S2. Mole Weight: 1243.48. Catalog: APB02855. Alfa Chemistry Analytical Products 3
Atracurium Impurity 25 Atracurium Impurity 25. Uses: For analytical and research use. Group: Impurity standards. Alternative Names: (1R,1'R,2R,2'R)-2,2'-((pentane-1,5-diylbis(oxy))bis(3-oxopropane-3,1-diyl))bis(1-(3,4-dimethoxybenzyl)-6,7-dimethoxy-2-methyl-1,2,3,4-tetrahydroisoquinolin-2-ium) (1S,1'S,2S,2'S)-2,2'-((pentane-1,5-diylbis(oxy))bis(3-oxopropane-3,1-diyl))bis(1-(3,4-dimeth. Molecular Formula: C65H82N2O18S2. Mole Weight: 1243.48. Catalog: APB02856. Alfa Chemistry Analytical Products 3
Atracurium Impurity 26 Atracurium Impurity 26. Uses: For analytical and research use. Group: Impurity standards. Alternative Names: (1S,2R)-2-(3-(tert-butoxy)-3-oxopropyl)-1-(3,4-dimethoxybenzyl)-6,7-dimethoxy-2-methyl-1,2,3,4-tetrahydroisoquinolin-2-ium benzenesulfonate. Molecular Formula: C34H45NO9S. Mole Weight: 643.79. Catalog: APB01211. Alfa Chemistry Analytical Products 3
Atracurium Impurity 27 Atracurium Impurity 27. Uses: For analytical and research use. Group: Impurity standards. Alternative Names: (1S,2S)-2-(3-(tert-butoxy)-3-oxopropyl)-1-(3,4-dimethoxybenzyl)-6,7-dimethoxy-2-methyl-1,2,3,4-tetrahydroisoquinolin-2-ium benzenesulfonate. Molecular Formula: C34H45NO9S. Mole Weight: 643.79. Catalog: APB01208. Alfa Chemistry Analytical Products 3
Atracurium Impurity 28 Atracurium Impurity 28. Uses: For analytical and research use. Group: Impurity standards. Alternative Names: (1S,2R)-2-(2-carboxyethyl)-1-(3,4-dimethoxybenzyl)-6,7-dimethoxy-2-methyl-1,2,3,4-tetrahydroisoquinolin-2-ium benzenesulfonate. Molecular Formula: C30H37NO9S. Mole Weight: 587.68. Catalog: APB01209. Alfa Chemistry Analytical Products 3
Atracurium Impurity 29 Atracurium Impurity 29. Uses: For analytical and research use. Group: Impurity standards. Alternative Names: (1S,2S)-2-(2-carboxyethyl)-1-(3,4-dimethoxybenzyl)-6,7-dimethoxy-2-methyl-1,2,3,4-tetrahydroisoquinolin-2-ium benzenesulfonate. Molecular Formula: C30H37NO9S. Mole Weight: 587.68. Catalog: APB02852. Alfa Chemistry Analytical Products 3
Atracurium Impurity 30 Atracurium Impurity 30. Uses: For analytical and research use. Group: Impurity standards. Alternative Names: 5-hydroxypentyl benzenesulfonate. Molecular Formula: C11H16O4S. Mole Weight: 244.31. Catalog: APB01207. Alfa Chemistry Analytical Products 3
Atracurium Impurity 31 Atracurium Impurity 31. Uses: For analytical and research use. Group: Impurity standards. Alternative Names: pentane-1,5-diyl dibenzenesulfonate. Molecular Formula: C17H20O6S2. Mole Weight: 384.47. Catalog: APB01205. Alfa Chemistry Analytical Products 3
Atracurium Impurity 32 Atracurium Impurity 32. Uses: For analytical and research use. Group: Impurity standards. Alternative Names: (1R,2S)-2-(3-(tert-butoxy)-3-oxopropyl)-1-(3,4-dimethoxybenzyl)-6,7-dimethoxy-2-methyl-1,2,3,4-tetrahydroisoquinolin-2-ium benzenesulfonate. Molecular Formula: C34H45NO9S. Mole Weight: 643.79. Catalog: APB01204. Alfa Chemistry Analytical Products 3
Atracurium Impurity 33 Atracurium Impurity 33. Uses: For analytical and research use. Group: Impurity standards. Alternative Names: (1R,2S)-2-(2-carboxyethyl)-1-(3,4-dimethoxybenzyl)-6,7-dimethoxy-2-methyl-1,2,3,4-tetrahydroisoquinolin-2-ium benzenesulfonate. Molecular Formula: C30H37NO9S. Mole Weight: 587.68. Catalog: APB01206. Alfa Chemistry Analytical Products 3
Atracurium Impurity 35 Atracurium Impurity 35. Uses: For analytical and research use. Group: Impurity standards. Alternative Names: (1R, 2R) -1- (3, 4-dimethoxybenzyl) -6, 7-dimethoxy-2-methyl-2- (3-oxo-3- ( (5- ( (phenylsulfonyl) oxy) pentyl) oxy) propyl) -1, 2, 3, 4-tetrahydroisoquinolin-2-ium benzenesulfonate. Molecular Formula: C35H46NO9S·C6H6O3S. Mole Weight: 813.98. Catalog: APB02853. Alfa Chemistry Analytical Products 3
Atracurium Impurity 37 Atracurium Impurity 37. Uses: For analytical and research use. Group: Impurity standards. Alternative Names: (1R,2R)-1-(3,4-dimethoxybenzyl)-2-(3-ethoxy-3-oxopropyl)-6,7-dimethoxy-2-methyl-1,2,3,4-tetrahydroisoquinolin-2-ium benzenesulfonate. Molecular Formula: C26H36NO6+·C6H5O3S-. Mole Weight: 615.74. Catalog: APB02850. Alfa Chemistry Analytical Products 3
Atracurium Impurity 38 Atracurium Impurity 38. Uses: For analytical and research use. Group: Impurity standards. Alternative Names: Atracurium Impurity 38. Molecular Formula: C66H84N2O18S2. Mole Weight: 1257.51. Catalog: APB02851. Alfa Chemistry Analytical Products 3
Atracurium Impurity 39 (Benzene sulfonate) Atracurium Impurity 39 (Benzene sulfonate). Uses: For analytical and research use. Group: Impurity standards. Alternative Names: (1R,2R)-2-(3-(tert-butoxy)-3-oxopropyl)-1-(3,4-dimethoxybenzyl)-6,7-dimethoxy-2-methyl-1,2,3,4-tetrahydroisoquinolin-2-ium benzenesulfonate. Molecular Formula: C28H40NO6·C6H5O3S. Mole Weight: 643.79. Catalog: APB01203. Alfa Chemistry Analytical Products 3
Atracurium Impurity 40 Atracurium Impurity 40. Uses: For analytical and research use. Group: Impurity standards. Alternative Names: (R)-3-(1-(3,4-dimethoxybenzyl)-6,7-dimethoxy-3,4-dihydroisoquinolin-2(1H)-yl)propanoic acid. Molecular Formula: C23H29NO6. Mole Weight: 415.48. Catalog: APB02849. Alfa Chemistry Analytical Products 3
Atracurium Impurity 40 (Hydrochloride) Atracurium Impurity 40 (Hydrochloride). Uses: For analytical and research use. Group: Impurity standards. Alternative Names: (R)-3-(1-(3,4-dimethoxybenzyl)-6,7-dimethoxy-3,4-dihydroisoquinolin-2(1H)-yl)propanoic acid hydrochloride. Molecular Formula: C23H29NO6·HCl. Mole Weight: 451.94. Catalog: APB01202. Alfa Chemistry Analytical Products 3
Atracurium Impurity 41 Atracurium Impurity 41. Uses: For analytical and research use. Group: Impurity standards. Alternative Names: (R)-tert-butyl 3-(1-(3,4-dimethoxybenzyl)-6,7-dimethoxy-3,4-dihydroisoquinolin-2(1H)-yl)propanoate. Molecular Formula: C27H37NO6. Mole Weight: 471.59. Catalog: APB01201. Alfa Chemistry Analytical Products 3
Atracurium Impurity 42 Atracurium Impurity 42. Uses: For analytical and research use. Group: Impurity standards. Alternative Names: (R)-methyl 3-(1-(3,4-dimethoxybenzyl)-6,7-dimethoxy-3,4-dihydroisoquinolin-2(1H)-yl)propanoate. Molecular Formula: C24H31NO6. Mole Weight: 429.51. Catalog: APB01200. Alfa Chemistry Analytical Products 3
Atracurium Impurity 43 Atracurium Impurity 43. Uses: For analytical and research use. Group: Impurity standards. CAS No. 91950-41-3. Molecular Formula: C10H14O3S. Mole Weight: 214.28. Catalog: APB91950413. Alfa Chemistry Analytical Products 3
Atracurium Impurity 43 (S-Leucine Salt) Atracurium Impurity 43 (S-Leucine Salt). Uses: For analytical and research use. Group: Impurity standards. Alternative Names: (S)-1-(3,4-dimethoxybenzyl)-6,7-dimethoxy-1,2,3,4-tetrahydroisoquinoline (S)-2-acetamido-4-methylpentanoate. Molecular Formula: C20H25NO4·C8H15NO3. Mole Weight: 516.63. Catalog: APB01199. Alfa Chemistry Analytical Products 3
Atracurium Impurity 44 Atracurium Impurity 44. Uses: For analytical and research use. Group: Impurity standards. Alternative Names: (S)-tert-butyl 3-(1-(3,4-dimethoxybenzyl)-6,7-dimethoxy-3,4-dihydroisoquinolin-2(1H)-yl)propanoate. Molecular Formula: C27H37NO6. Mole Weight: 471.59. Catalog: APB01198. Alfa Chemistry Analytical Products 3
Atracurium Impurity 46 Atracurium Impurity 46. Uses: For analytical and research use. Group: Impurity standards. Molecular Formula: C65H82N2O18S2. Mole Weight: 1243.49. Catalog: APB06772. Alfa Chemistry Analytical Products 3
Atracurium Impurity B Atracurium Impurity B. Uses: For analytical and research use. Group: Impurity standards. Alternative Names: (R)-1-(3,4-dimethoxybenzyl)-6,7-dimethoxy-2,2-dimethyl-1,2,3,4-tetrahydroisoquinolin-2-ium. Molecular Formula: C22H30NO4+. Mole Weight: 372.48. Catalog: APB02877. Alfa Chemistry Analytical Products 3
Atracurium Impurity B (Benzene sulfonate) Atracurium Impurity B (Benzene sulfonate). Uses: For analytical and research use. Group: Impurity standards. Alternative Names: (R)-1-(3,4-dimethoxybenzyl)-6,7-dimethoxy-2,2-dimethyl-1,2,3,4-tetrahydroisoquinolin-2-ium benzenesulfonate. Molecular Formula: C22H30NO4·C6H5O3S. Mole Weight: 529.65. Catalog: APB01213. Alfa Chemistry Analytical Products 3
Atracurium Impurity C Atracurium Impurity C. Uses: For analytical and research use. Group: Impurity standards. Alternative Names: (R)-1-(3,4-dimethoxybenzyl)-6,7-dimethoxy-2-methyl-1,2,3,4-tetrahydroisoquinoline. CAS No. 85-63-2. Molecular Formula: C21H27NO4. Mole Weight: 357.44. Catalog: APB85632. Alfa Chemistry Analytical Products 3
Atracurium Impurity D Atracurium Impurity D. Uses: For analytical and research use. Group: Impurity standards. Alternative Names: (1R,2R)-1-(3,4-dimethoxybenzyl)-6,7-dimethoxy-2-(3-methoxy-3-oxopropyl)-2-methyl-1,2,3,4-tetrahydroisoquinolin-2-ium. Molecular Formula: C25H34NO6+. Mole Weight: 444.54. Catalog: APB02875. Alfa Chemistry Analytical Products 3
Atracurium Impurity E Atracurium Impurity E. Uses: For analytical and research use. Group: Impurity standards. Alternative Names: (1R,2S)-1-(3,4-dimethoxybenzyl)-2-(3-((5-hydroxypentyl)oxy)-3-oxopropyl)-6,7-dimethoxy-2-methyl-1,2,3,4-tetrahydroisoquinolin-2-ium. Molecular Formula: C29H42NO7+. Mole Weight: 516.65. Catalog: APB02876. Alfa Chemistry Analytical Products 3
Atracurium Impurity G Atracurium Impurity G. Uses: For analytical and research use. Group: Impurity standards. Alternative Names: (1R,1'R,2S,2'S)-2,2'-((pentane-1,5-diylbis(oxy))bis(3-oxopropane-3,1-diyl))bis(1-(3,4-dimethoxybenzyl)-6,7-dimethoxy-2-methyl-1,2,3,4-tetrahydroisoquinolin-2-ium). Molecular Formula: C53H72N2O12. Mole Weight: 929.14. Catalog: APB02873. Alfa Chemistry Analytical Products 3

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