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p-Phenylenediamine

Product name: p-Phenylenediamine,1,4-Diaminobenzene
CAS NO.: 106-50-3
Molecular formula: C6H8N2
Molecular weight: 108.14
Structural formula:
Classification of dangerous goods: category 6.1
UN NO.: 1673
Quality index
Item Superior First class Qualified
Form Lump or flake
Appearance White to light red crystal Off-white to grey-brown crystal Yellowish brown to brown crystal
Initial melting point, ℃≥ 138.0 138.0 136.0
Purity of p-Phenylenediamine, % ≥ 99.90 99.50 99.00
o-Phenylenediamine, % ≤ 0.04 0.20
m-Phenylenediamine, % ≤ 0.04 0.20
4-Chloroaniline, % ≤ 0.01 0.03

Packing: open iron drum lined with plastic bag, specification: 25kg/drum, 50kg/drum, 125kg/drum, or at customer's request.

Uses: the product can be used in producing azo dye, high-molecular polymer, coloring agent for fur, rubber antioxidant, developing agent. Moreover, it is an important dye intermediate.

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