Melting point (°C): -14.5
Boiling Point (°C): 237.7
Relative density (air = 1): 1.09
Relative density (water = 1): 4.5
Saturated vapor pressure (kpa): 0.13
Octanol/water partition coefficient logarithmic value: 2.6
Solubility: soluble in most organic solvents such as water, alcohol, ether, carbon disulfide
Heat of combustion (kj/mol): 4696.2
Refractive index: 1.6268 (20°C)
It can also be used as an acid, solvent, preservative, etc.; the pharmaceutical industry is used to make niacin and 8-hydroxyquinoline drugs; the printing and dyeing industry is used to make phthalocyanine and photopigment; rubber industry is used to promote Agents; agriculture for the production of 8-hydroxyquinolinone and other pesticides.