1. Properties: Highly volatile colorless liquid, with gasoline smell
2. Melting point (℃) : -95.3~-94.3
3. Boiling point (℃) : 69
4. Relative density (water =1) : 0.66
5. Relative vapor density (air =1) 2.97
6. Saturated vapor pressure (kPa) : 17 (20℃)
7. Heat of combustion (kJ/mol) : -4159.1
8. Critical temperature (℃) : 234.8
9. Critical pressure (MPa) : 3.09
10. Octanol/water partition coefficient: 3.9
11. Flash point (° C) : -22
12. Ignition temperature (℃) : 225
13. Explosion limit (%) : 7.5
14. Lower explosive limit (%) : 1.1
15. Solubility: insoluble in water, soluble in ethanol, ether and most other organic solvents.