ethyl 2,3-epoxybutanoate, 2,3-Epoxybuttersaeure-ethylester, 2,3-Epoxybutyric acid,ethyl ester, 3-methyl-oxiranecarboxylic acid ethyl ester, BUTYRIC ACID,2,3-EPOXY-,ETHYL ESTER, Ethylester kyseliny 2,3-epoxymaselne [Czech], Ethyl 2,3-epoxybutyrate, epoxy-2,3 butanoate d'ethyle