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B-丁内酯 , Beta-丁内酯 , β-甲基丙内酯 , 4-甲基-2-氧杂环丁烷酮, tetrahydrofuran-2-one, g-Butyrolactone, Dihydrofuran-2(3H)-one, β-Methylpropiolactone, MFCD00005170, 1-Oxacyclopentan-2-one, gama-Butyrolactone, Nonanoic acid,3-butyl, 2-OXOTETRAHYDROFURAN, Dihydro-2(3H)-furanone, g-Hydroxybutyric Acid Lactone, 4,5-Dihydro-2(3H)-furanone, γ-Butyrolactone, 1-Oxacyclopentane-2-one, butyrolactone, 4-Methyl-2-oxetanone, EINECS 253-093-7, 2(3H)-Furanone, dihydro-, 2,3,4,5-Tetrahydro-2-furanone, γ-Hydroxybutyric acid lactone