Application: Diphenylamine is mainly used to synthesize rubber antiager, dye, medicine intermediate, lubricating oil antioxidant, and powder stabilizer.

Property: White crystal, becoming gray or brownish yellow once exposed to light, Specific gravity: 1.160 (20/20)

Boiling point: 302, lightly dissolving in water, dissolving in ethanol, diethyl ether, benzene, dissolving in thick inorganic acid solution but separating if diluted by water

Molecular formula: (C6H5)2NH

Molecular weight: 169.23