The molecule is an organic anion obtained by deprotonation of the malonyl carboxy as well as the 5- and 7-hydroxy groups of delphinidin 3-O-(6''-O-malonyl)-beta-D-glucoside. It is the major microspecies at pH 7.3 (according to Marvin v 6.2.0.). It is a conjugate base of a delphinidin-5-olate 3-O-(6''-O-carboxylatoacetyl)-beta-D-glucoside(1-).
3-[[(2R,3S,4S,5R,6S)-6-[2-(3,5-dihydroxy-4-oxidophenyl)-5-hydroxy-7-oxochromen-3-yl]oxy-3,4,5-trihydroxyoxan-2-yl]methoxy]-3-oxopropanoate