Atorvastatin EP Impurity I

Chemical Name:  tert-butyl [(4R,6R)-6-[2-[2-(4-fluorophenyl)-3-phenyl-4-(phenylcarbamoyl)-5-(propan-2-yl)-1H-pyrrol-1-yl]ethyl]-2,2-dimethyl-1,3-dioxan-4-yl]acetate (as per EP); tert-Butyl 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 (as per USP)

Synonym: Atorvastatin USP Related Compound I ; Acetonide Atorvastatin (USP) ; Atorvastatin Acetonide t-Butyl Ester

Smile: O=C(OC(C)(C)C)C[C@@H]1OC(C)(C)O[C@H](CCN2C(C3=CC=C(F)C=C3)=C(C4=CC=CC=C4)C(C(NC5=CC=CC=C5)=O)=C2C(C)C)C1