Alcohol type
      Oil additives


Physical properties:

Name: o-Phenylenediamine

Synonyms: 1,2-Benzenediamine; 1,2-Diaminobenzene; C.I. 76010; C.I. Oxidation base 16; Orthamine

Molecular Structure:


Molecular Formula: C6H8N2

Molecular Weight: 108.14

CAS No.: 95-54-5

EINECS.: 202-430-6

Melting point: 101 ºC

Boiling point: 257 ºC

Flash point: 110 ºC

Water solubility: <0.1 g/100 mL at 20 ºC

Quality standard:




white or Gray solid

Assay (%)


M.P. (℃)

100.7~104 ℃


Use: main raw material of the high efficiency and low poisonous pesticides of “Duojunling” and “Tuobujin” and important raw material for producing rubber aging resistant agent MB as well as disperse dye and antirust of medication.

Package: 50kg, with plastic weaving bag lining, 50kg with plastic fiber barrel lining.

Storage: poisonous, airproofing, forbidden to store in the shade and ventilation area.