The molecule is a carbohydrate acid derivative anion arising from deprotonation of the carboxy and 5-hydroxy groups of luteolin 7-O-beta-D-glucosiduronic acid; major species at pH 7.3 (according to Marvin v 6.2.0.). It is a conjugate base of a luteolin 7-O-beta-D-glucosiduronate and a luteolin 7-O-beta-D-glucosiduronic acid.
(2S,3S,4S,5R,6S)-3,4,5-trihydroxy-6-[5-hydroxy-2-(3-hydroxy-4-oxidophenyl)-4-oxochromen-7-yl]oxyoxane-2-carboxylate