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Is Solvent Yellow 56 vegan?

Solvent Yellow 56

Vegan

Solvent Yellow 56 is a synthetic azo dye, chemically N,N-diethyl-p-(phenylazo)aniline, with the appearance of a reddish-yellow powder. It is soluble in organic solvents and is structurally related to the EU fuel marker Solvent Yellow 124.

Also known as Euromarker, Sudan 455
CAS number 2481-94-9
EC number 219-616-8
CI number CI 11021
Last reviewed 3 June 2026

Sources

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