CheckVegan

Is HC Yellow No. 7 vegetarian?

HC Yellow No. 7

Vegetarian Vegetarian
Vegan Vegan

HC Yellow No. 7 is a synthetic azo dye used as a colorant in semi-permanent hair dye formulations. It is manufactured through chemical synthesis.

Also known as 1-(4-Aminophenylazo)-2-methyl-4-bis(.beta.-hydroxyethyl)aminobenzene, 1-(4-Aminophenylazo)-2-methyl-4-bis(beta-hydroxyethyl)aminobenzene, 1-(4'-Aminophenylazo)-2-methyl-4-(bis-2-hydroxyethyl)aminobenzene, HC Yellow No 7
INCI name HC Yellow No. 7
CAS number 104226-21-3
EC number 146-420-6
CosIng ID 34222
Last reviewed 9 July 2026

An ingredient is considered vegetarian if it avoids components derived from killing an animal.

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