Physical and chemical properties: the crude product is granular or in small pieces that is white, soft and shiny. Melting point 69.6℃. Boiling point 376.1℃ (decomposed). Relative density of 0.9408. Refractive index of 1.4299. Slowly volatile under 90-100℃. Slightly soluble in cold water, soluble in alcohol, acetone, freely soluble in benzene, chloroform, ether, carbon tetrachloride, carbon disulfide, amyl acetate resin and toluene.