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  • 관리번호 물질명 CAS FEMA 이명
    H140 4-Hydroxy-2-butenoic acid -lactone 497-23-4 4138 2(5H)-Furanone; Crotonic acid, 4-hydroxy-, -lactone; , -Crotonolactone; delta, , -Butenolide; -Crotolactone; -Crotonolactone; -Hydroxycrotonic acid lactone; 2,5-Dihydrofuranone; 2-Buten-4-olide; 2-Butenoic acid, 4-hydroxy-, -lactone; 2-Oxo-2,5-dihydrofuran; 4-Hydroxy-2-butenoic acid lactone; 5-Oxo-2,5-dihydrofuran-3-yl ester; 5H-Furan-2-one; Cratone; Isocrotonolactone