Appearance and properties: colorless transparent liquid, with the aroma of the similar benzene.
Melting point (℃) : 94.9
Relative density (water = 1) : 0.87
Boiling point (℃) : 110.6
Relative vapor density (air = 1) : 3.14
Molecular formula: C7H8
Molecular weight: 92.14
Saturated vapor pressure (kPa) : 4.89 (30 ℃)
Heat of combustion (kJ/mol) : 3905.0
The critical temperature (℃) : 318.6
Critical pressure (MPa) : 4.11
Octanol/water partition coefficient of value: 2.69
Flash point (℃) : 4
Explosion limit % (V/V) : 7.0
Ignition temperature (℃) : 535
Lower explosive limit % (V/V) : 1.2
Solubility: insoluble in water, miscible soluble in benzene, alcohol, ether and most organic solvents.