Riccionidin A chloride

2,3,6,8-Tetrahydroxybenzofuro[3,2-b][1]benzopyran-5-ium Chloride can be used in the synthesis of Riccionidin A (CAS# 155518-34-6), which is a flavonoid, whose biosynthesis is regulated by R2R3-MYB transcription factors in Marchantia polymorpha.