The molecule is a flavonoid oxoanion resulting from the deprotonation of the hydroxy group of 5-hydroxy-3,3',4',7-tetramethoxyflavone. The major species at pH 7.3. It is a conjugate base of a 5-hydroxy-3,3',4',7-tetramethoxyflavone.
2-(3,4-dimethoxyphenyl)-3,7-dimethoxy-4-oxochromen-5-olate