The chemical Prostaglandin E2 has a designated molecular formula of C20H32O5 and a molecular weight of 352.471 g/mol. Synonyms may include: Dinoprostone, U-12062, U 12062, (5Z,11alpha,13E,15S)-11,15-Dihydroxy-9-oxoprosta-5,13-dien-1-oic acid, Dinoproston, Dinoprostona [INN-Spanish], Dinoprostonum [INN-Latin], EINECS 206-656-6, 5-Heptenoic acid, 7-(3-hydroxy-2-(3-hydroxy-1-octenyl)-5-oxocyclopentyl)- (ChemID).