Product name: m-Phenylenediamine; 1,3-Phenylenediamine; 1,3-Diaminobenzene
Code: mPDA
Application:
intermediate of Azine dyes and azo dyes, mainly used to manufacture direct fast black RN, basic orange, basic Brown G, direct fast black G and other dyes, and used as a fur dyes; in Japan, about 90% of consumption of azo dyes is The m-phenylenediamine; it also can be used as curing agent of epoxy resin, coagulant of cement, or used in hair dye, mordant and developer, etc.
Typical properties
Appearance: colorless needle-like crystal
Melting point: 63-65
Boiling point: 282-284
Flashing point: 175
Specific gravity (25°C): 1.0696
Refractive index: 1.6339
Water solubility: Soluble in water (350g / L at 25), soluble in ethanol, water, chloroform, acetone, dimethyl formamide, slightly soluble in ether, carbon tetrachloride, insoluble in benzene, toluene, butanol