Atorvastatin Methyl EsterAtorvastatin IMP (βR,δR)-2-(4-Fluorophenyl)-β,δ-dihydroxy-5-(1-methylethyl)-3-phenyl-4-[(phenylamino)carbonyl]-1H-pyrrole-1-heptanoic Acid Methyl Ester

(3S,5S)-Atorvastatin Calcium SaltAtorvastatin IMP (βS,δS)-2-(4-Fluorophenyl)-β,δ-dihydroxy-5-(1-methylethyl)-3-phenyl-4-[(phenylamino)carbonyl]-1H-pyrrole-1-heptanoic Acid Calcium Salt

Atorvastatin Pyrrolidone Analog Sodium Salt ImpurityAtorvastatin IMP (βR,δR)-5-(4-Fluorophenyl)-2,3-dihydro-β,δ-dihydroxy-3-(1-methylethyl)-2-oxo-4-phenyl-3-[(phenylamino)carbonyl]-1H-pyrrole-1-heptanoic Acid Sodium Salt

Atorvastatin epoxy Pyrrolooxazin 7-hydroxy Analog ImpurityAtorvastatin IMP 1b-(4-Fluorophenyl)hexahydro-β,7-dihydroxy-7-(1-methylethyl)-1a-phenyl-7a-[(phenylamino)carbonyl]-3H-oxireno[3,4]pyrrolo[2,1-b][1,3]oxazine-3-butanoic Acid Sodium

Defluoro Atorvastatin Calcium SaltAtorvastatin IMP (βR,δR)-β,δ-Dihydroxy-2-(1-methylethyl)-4,5-diphenyl-3-[(phenylamino)carbonyl]-1H-pyrrole-1-heptanoic Acid Calcium Salt (2:1)

(3S,5R)-Atorvastatin Calcium SaltAtorvastatin IMP (βS,δR)-2-(4-Fluorophenyl)-β,δ-dihydroxy-5-(1-methylethyl)-3-phenyl-4-[(phenylamino)carbonyl]-1H-pyrrole-1-heptanoic Acid Calcium Salt

Difluoro Atorvastatin Calcium SaltAtorvastatin IMP (βR,δR)-2,3-Βis(4-fluorophenyl)-β,δ-dihydroxy-5-(1-methylethyl)-4-[(phenylamino)carbonyl]-1H-pyrrole-1-heptanoic Αcid Calcium Salt

Atorvastatin Diketo EpoxideAtorvastatin IMP 3-(4-Fluorobenzoyl)-2-(2-methyl-1-oxopropyl)-N,3-diphenyloxiranecarboxamide

Atorvastatin Impurity FAtorvastatin IMP N/A

Atorvastatin LactoneAtorvastatin IMP 5-(4-Fluorophenyl)-2-(1-methylethyl)-N,4-diphenyl-1-[2-[(2R,4R)-tetrahydro-4-hydroxy-6-oxo-2H-pyran-2-yl]ethyl]-1H-pyrrole-3-carboxamide