The molecule is a dihydroxyanthraquinone that is 1,8-dihydroxy-9,10-anthraquinone which is substituted a position 2 by a 3-oxobutanoyl group and at position 3 by a carboxymethyl group. An intermediate in the biosynthesis of nogalamycin. It has a role as a bacterial metabolite. It is an oxo monocarboxylic acid, a polyphenol, a polyketide and a dihydroxyanthraquinone. It is a conjugate acid of a nogalonate(2-).
2-[4,5-dihydroxy-9,10-dioxo-3-(3-oxobutanoyl)anthracen-2-yl]acetic acid