5H-furan-2-one;497-23-4;2-Butenoic acid gamma-lactone;2-Butenoic acid, 4-hydroxy-, gamma-lactone;2-Butenoic acid-gamma-lactone;2-Oxo-2,5-dihydrofuran;4-Hydroxycrotonic acid gamma-lactone;5-17-09-00112 (Beilstein Handbook Reference);BRN 0383585;CCRIS 5722;Crotonic acid, 4-hydroxy-, gamma-lactone (6CI,7CI);EINECS 207-839-3;Furan-2(5H)-one;NSC 197009;alpha,beta-Crotonolactone;delta,alpha,beta-Butenolide;gamma-Crotolactone;gamma-Hydroxycrotonic acid lactone;2-Buten-1,4-olide;.DELTA..alpha.,.beta.-Butenolide;.DELTA..alpha.,.beta.-Butolide;.gamma.-Crotonolactone;.gamma.-Hydroxycrotonic acid lactone;2(5H)-Furanone;2-Buten-4-olide;2-Butenoic acid, 4-hydroxy-, .gamma.-lactone;2-Butenoic acid-.gamma.-lactone;2-Butenolide;4-Hydroxy-2-butenoic acid .gamma.-lactone;4-Hydroxy-2-butenoic acid lactone;Butenolide;Crotonolactone;Isocrotonolactone;NSC51296;InChI=1/C4H4O2/c5-4-2-1-3-6-4/h1-2H,3H;ZINC01682476;28005_FLUKA;NSC197009;ST5213461;CHEBI:38118;but-2-en-4-olide;gamma-crotonolactone;283754_ALDRICH
5H-furan-2-one