141-97-9 Acetoacetic acid, ethyl ester Acetoacetic ester Active acetylacetate Butanoic acid, 3-oxo-, ethyl ester Diacetic ether EAA Ethyl 3-oxobutanoate Ethyl 3-oxobutyrate Ethyl acetoacetate Ethyl acetylacetate Ethyl acetylacetonate NSC8657 WLN: 2OV1V1