【Physical properties】
Molecular formula: C₃H₆O
Structural formula:

Molecular weight: 58.08
Specific gravity (20/4°C)0.80g/mL 
Boiling point (°C): 56.5
Flash point (°C): -20
Appearance: colorless transparent flow liquid
【Sales index】≥99.5%
【Packing】
【Dangerous level】3.3
【CAS#】67-64-1