Sub Group: Atorvastatins Catalog Number: 18423 Formula: C33H34F2N2O5 CAS Number: 693794-20-6 Molecular Weight: 576.63 Synonyms:(βR,δR)-2,3-Βis(4-fluorophenyl)-β,δ-dihydroxy-5-(1-methylethyl)-4-[(phenylamino)carbonyl]-1H-pyrrole-1-heptanoic Αcid