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497-23-4 gamma-crotonolactone

product Name gamma-crotonolactone
CAS No 497-23-4
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
InChI InChI=1/C4H4O2/c5-4-2-1-3-6-4/h1-2H,3H2
EINECS 207-839-3
Molecular Structure 497-23-4 gamma-crotonolactone
Density 1.208g/cm3
Melting point 4-5℃
Boiling point 203.7°C at 760 mmHg
Refractive index 1.48
Flash point 87.3°C
Vapour Pressur 0.273mmHg at 25°C
Hazard Symbols  Xi:Irritant;
Risk Codes R36/37/38:;
Safety Description S26:;