I-CAS:497-23-4 Ifomula yeemolekyuli:C4H4O2 Ubunzima beMolekyuli:84.07 EINECS:207-839-3 Izithethantonye:γ-Crotonolactone, 2-Buten-1,4-olide; I-2,5-Dihydrofuranone; 5-Oxo-2,5-dihydrofuran-3-yl ester; a,b-Crotonolactone; I-Crotonic acid, i-4-hydroxy-; I-2,5-Dihydrofuran-2-enye; 2 (5H) -Furanone, γ-Crotonolactone, 2-Buten-1,4-olide2 (5H) -Furanone 2-Oxo-2,5-dihydrofuran; 2(5H)-FURANONE FOR; I-SYNTHESIS 1 ML