The molecule is a phenolate anion that is the conjugate base of 2',3,4,4',6'-pentahydroxychalcone 4'-O-beta-D-glucoside, obtained by selective deprotonation of the phenolic hydroxy group at position 2'; major species at pH 7.3. It is a conjugate base of a 2',3,4,4',6'-pentahydroxychalcone 4'-O-beta-D-glucoside.
4-[(E)-3-[2,6-dihydroxy-4-[(2S,3R,4S,5S,6R)-3,4,5-trihydroxy-6-(hydroxymethyl)oxan-2-yl]oxyphenyl]-3-oxoprop-1-enyl]-2-hydroxyphenolate