【Physical properties】
Appearance: colorless clear liquid, aromatic odor. Low toxicity, the median lethal dose (rats, oral) 2100mG/kG. [1] The relative density of 1.0458 (25/4 ° C). Melting point -32.7 ℃. The boiling point of 213 ℃. Refractive index of 1.5205 (15 ℃). Slightly soluble in water, soluble in ethanol and ether.

【Melting point (° C)】-34.6
【Relative density (water = 1)】1.05
【Boiling Point (° C)】212.6
【Relative vapor density (air = 1)】4.34
【Formula】 C9H10O2
【Molecular Weight】 150.18
【Saturated vapor pressure (kPa)】 0.17 (44 ℃)
【Flash point (° C)】93
【Lower explosive limit% (V / V)】1.0
【Refractive index (n20D)】 1.506
Incompatible slightly soluble in water, miscible with alcohol, ether, petroleum ether.

【Chemically】case of fire, combustible high fever.