CAS:497-23-4 Foromo ea molek'hule:C4H4O2 Boima ba Molek'hule:84.07 EINECS:207-839-3 Mantsoe a tšoanang:γ-Crotonolactone, 2-Buten-1,4-olide; 2,5-Dihydrofuranone; 5-Oxo-2,5-dihydrofuran-3-yl ester; a,b-Crotonolactone; Asiti ea Crotonic, 4-hydroxy-; 2,5-Dihydrofuran-2-e le 'ngoe; 2 (5H) -Furanone, γ-Crotonolactone, 2-Buten-1,4-olide2 (5H) -Furanone 2-Oxo-2,5-dihydrofuran; 2(5H)-FURANONE BAKENG SA; MOKHOA OA 1 ML