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Is 4-Amino-2-Nitrodiphenylamine-2'-Carboxylic Acid vegan?

4-Amino-2-Nitrodiphenylamine-2'-Carboxylic Acid

Vegan

4-Amino-2-Nitrodiphenylamine-2'-Carboxylic Acid is a synthetic diphenylamine derivative used as a direct dye in hair colouring products.

Also known as 1,4-Benzenediamine, 2-nitro-N(1)-(2-carboxyphenyl)-, 1,4-Benzenediamine, 2-nitro-N(1)-(2-carboxyphenyl)-; 2-((4-amino-2-nitrophenyl)amino)benzoic acid, 2-((4-amino-2-nitrophenyl)amino)benzoic acid
INCI name 4-Amino-2-Nitrodiphenylamine-2'-Carboxylic Acid
CAS number 3740-52-1
EC number 411-260-3
CosIng ID 31523
Last reviewed 9 July 2026

Sources

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