Perindopril EP Impurity F Catalogue No. - VL114004 CAS No. - 129970-98-5 Molecular Formula - C19H30N2O4 Molecular Weight - 350.5 IUPAC Name - Ethyl (2S)-2-[(3S,5aS,9aS,10aS)-3-methyl-1,4-dioxodecahydropyrazino[1,2-a]indol- 2(1H)-yl]pentanoate Synonyms - Perindopril Related Compound F / Perindopril Erbumin Impurity F