The molecule is a quercetin O-glycoside that is quercetin attached to a alpha-L-rhamnopyranosyl-(1->2)-alpha-L-arabinopyranosyl residue at position 3 via a glycosidic linkage. It has been isolated from Brassica nigra. It has a role as a plant metabolite. It is a quercetin O-glycoside, a tetrahydroxyflavone and a disaccharide derivative.
2-(3,4-dihydroxyphenyl)-3-[(2S,3R,4S,5S)-4,5-dihydroxy-3-[(2S,3R,4R,5R,6S)-3,4,5-trihydroxy-6-methyloxan-2-yl]oxyoxan-2-yl]oxy-5,7-dihydroxychromen-4-one