Tags: Chemical Compound, Chemical Substance.

p-Phenylenediamine (PPD) is an organic compound with the formula C6H4(NH2)2. This derivative of aniline is a white solid but samples can darken due to air oxidation. It is mainly used as a component of engineering polymers and composites. It is also an ingredient in hair dyes.

P-phenylenediamine.png
IUPAC name
14-Diaminobenzene

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