Is Dibenzpyrenequinone vegan?

Dibenzpyrenequinone

Vegan

Dibenzpyrenequinone is a synthetic vat dye appearing as a bright yellow solid. It is produced by cyclization of 1,5-dibenzoylnaphthalene and serves as a precursor to Vat Orange 1. It is used for dyeing cellulosic fibres.

Also known as Vat Golden Yellow GK, Vat Yellow 4
CAS number 128-66-5
EC number 204-899-1
CI number CI 59100
Last reviewed 3 June 2026

Sources

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