CheckVegan

Is Basic Yellow 11 vegan?

Basic Yellow 11

Vegan Vegan
Vegetarian Vegetarian

Basic Yellow 11 is a synthetic methine cationic dye used as a colorant in hair dye formulations.

Also known as 2-(2-((2,4-dimethoxyphenyl)amino)vinyl)-1,3,3-trimethyl-3H-indolium chloride, 2-(2-((2,4-dimethoxyphenyl)amino)vinyl)-1,3,3-trimethyl-3H-indolium chloride (CI 48055)
INCI name Basic Yellow 11
CAS number 4208-80-4
EC number 224-132-5
CI number CI 48055
CosIng ID 32083
Last reviewed 9 July 2026

An ingredient is considered vegan if it contains no animal-derived components at any point in its production.

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