Basic

CAS No.	497-23-4
Product Name	gamma-crotonolactone
Synonyms	g-Crotonolactone; 2(5H)-Furanone; 2-Buten-1,4-olide; 2-(5H)-furanone; furan-2(5H)-one; 5H-Furan-2-one
Molecular Formula	C4H4O2
Molecular Weight	84.0734

Physical property

Density	1.208g/cm3
Melting point	4-5℃
Boiling point	203.7°C at 760 mmHg
Flash point	87.3°C
Refractive index	1.48

Hazard Symbols	Xi:Irritant;
Risk Codes	R36/37/38:;
Safety Description	S26:;