White needle crystal or flake powder. Flammable. Slight phenol odor. Boiling point 250-252 ℃. The pure product has a melting point of 155-158 ℃. The melting point of industrial products is 150 N152 ℃. Relative density 1.195, flash point 79.4 ℃. Soluble in ethanol, acetone, ether, benzene, and dilute alkali solution, slightly soluble in carbon tetrachloride, almost insoluble in water.

Used for manufacturing various polymer materials, such as epoxy resin, polycarbonate, polysulfone, and phenolic unsaturated resin. It is also used in the manufacture of PVC heat stabilizers, rubber anti-aging agents, agricultural fungicides, antioxidants and plasticizers for paints and inks.