Rosuvastatin FP Impurity A

Chemical Name: (3R,5S,6E)-7-[4-(4-Fluorophenyl)-6-(1-methylethyl)-2-(methyl-methyl sulfonyl-amino)-pyrimidin-5-yl]-3,5-dihydroxy-hept-6-enoic acid ethyl ester ; Ethyl (3R ,5S ,E)-7-[4-(4-fluorophenyl)-6-isopropyl-2-(N-methylmethylsulfonamido)pyrimidin- 5-yl]-3,5-dihydroxyhept-6-enoate

Synonym: Rosuvastatin Ethyl Ester

Smile: FC(C=C1)=CC=C1C2=C(/C=C/[C@@H](O)C[C@@H](O)CC(OCC)=O)C(C(C)C)=NC(N(C)S(C)(=O)=O)=N2