Basic

CAS No.	431-03-8
Product Name	2,3-Butanedione
Synonyms	DIACETYLE; Biacetyl; Diacetyl; butane-2,3-dione
Molecular Formula	C4H6O2
Molecular Weight	86.0892

Physical property

Density	0.969g/cm3
Melting point	-4℃
Boiling point	88°C at 760 mmHg
Flash point	5.5°C
Water solubility	200 g/L (20℃)
Refractive index	1.381

Hazard Symbols	F:Flammable; Xn:Harmful;
Risk Codes	R11:; R20/21/22:; R36/38:;
Safety Description	S16:; S26:; S36/37/39:;