Sub Group: Atorvastatins Catalog Number: 18404 Formula: C37H43FN2O5 Molecular Weight: 614.75 Synonyms:[R-(R*,S*)-2-(4-Fluorophenyl)-β,δ-dihydroxy-5-(1-methylethyl)-3-phenyl-4-[(phenylamino)carbonyl]-1H-pyrrole-1-heptanoic Acid tert-Butyl Ester