Ethyl 3-(tetrahydrofuran-3-yl)-3-oxopropanoate (CAS No.324570-25-4), its synonyms are 3-Furanpropanoic acid, tetrahydro-beta-oxo-, ethyl ester ; Ethyl 3-oxo-3-(tetrahydrofuran-3-yl)propanoate ; Ethyl-3-Tetrahydrofurfuroyl-acetate .