Molar Mass 84.93 Density 1.325 Melting Point -97℃ Boling Point 39-40℃ Water Solubility 20 g/L (20℃) Refractive Index 1.4242 Physical and Chemical Properties Appearance and properties: colorless transparent liquid, aromatic odor. melting point (℃): -96.7 boiling point (℃): 39.8 relative density (water = 1): 1.33 relative vapor density (Air = 1): 2.93 saturated vapor pressure (kPa): 30.55(10 ℃) heat of combustion (kJ/mol): 604.9 critical temperature (℃): 237 critical pressure (MPa): 6.08 logarithm of octanol/water partition coefficient: 1.25 ignition temperature (℃): 615 Upper Explosive limit%(V/V): 19 lower explosive limit%(V/V): 12 solubility: slightly soluble in water, soluble in ethanol, ether. Use Used as a solvent in the resin and plastic industries. Widely used in pharmaceutical, plastic and film industries.