Is Hydrogen (benzyl)[4-[[4-[benzylethylamino]phenyl](2,4-disulphonatophenyl)methylene]cyclohexa-2,5-dien-1-ylidene](ethyl)ammonium, sodium salt vegan?

Acid Blue 7 is also known as Hydrogen (benzyl)[4-[[4-[benzylethylamino]phenyl](2,4-disulphonatophenyl)methylene]cyclohexa-2,5-dien-1-ylidene](ethyl)ammonium, sodium salt.

CI 42080 is a synthetic triphenylmethane colourant, a sodium salt sulfonated triphenylmethane dye used as a colourant in cosmetics.

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