Density: 0.74g/cm3
Melting point: -110℃
Boiling point: 55.2℃
Flash point: -10℃
Refractive index: 1.375
Saturated vapor pressure: 27kPa (20°C)
Critical pressure: 3.4MPa
Ignition temperature: 375°C
Upper explosion limit (V/V) : 8%
Lower explosive limit (V/V) : 1%
Appearance: Colorless transparent liquid
Solubility: slightly soluble in water [4], easily soluble in ethanol and ether