CAS No.: 22688-79-5 Synonyms: 3,3′,4′,5,7-Pentahydroxyflavone 3-glucuronide; Mikwelianin; Miquelianin; Quercetin 3- O -β-D-glucuronide; Querciturone Formula: C₂₁H₁₈O₁₃ Formula Weight: 478.36 Linear Formula: …