The molecule is a dihydroxyanthraquinone that is 9,10-anthraquinone substituted by hydroxy groups at positions 4 and 7, a hydroxymethyl group at position 3 and a 6-O-acetyl-beta-D-glucopyranosyloxy residue at position 2. It has been isolated from the roots of Rubia yunnanensis. It has a role as a plant metabolite. It is an acetate ester, a monosaccharide derivative, a beta-D-glucoside and a dihydroxyanthraquinone.
[(2R,3S,4S,5R,6S)-6-[4,7-dihydroxy-3-(hydroxymethyl)-9,10-dioxoanthracen-2-yl]oxy-3,4,5-trihydroxyoxan-2-yl]methyl acetate