The molecule is a member of the class of anthraquinones that is 9,10-anthraquinone substituted at positions 2 and 6 by sulfo groups. It is an anthraquinone and an arenesulfonic acid. It derives from a 9,10-anthraquinone. It is a conjugate acid of an anthraquinone-2,6-disulfonate.
9,10-dioxoanthracene-2,6-disulfonic acid