nature
Colorless liquid, crystallized at low temperature, relative density 0.8611, o. 8610. Melting point 13.263 ℃. Boiling point 138.37 ℃. Refractive index 1.5004, (7z~5) 1.4958. Flash point 27.2℃. Can be miscible with ethanol, ether, benzene, acetone, insoluble in water. Explosion limit 1% ~ 6% (volume).