Vat Green 9 is a green colored

vat dye Vat dyes are a class of dyes that are classified as such because of the method by which they are applied. Vat dyeing is a process that refers to dyeing that takes place in a bucket or vat. The original vat dye is indigo, once obtained only from p ...

. It is derived from

violanthrone Violanthrone, also known as dibenzanthrone, is an organic compound that serves as a vat dye and a precursor to other vat dyes. X-ray crystallography confirms that the molecule is planar with C2v symmetry Symmetry (from grc, συμμετρ� ...

References

Polycyclic aromatic compounds Ketones Vat dyes Nitro compounds {{organic-compound-stub