... 481-74-3C15H10O4254.24golden yellow powder99%Rhaponticin and chrysophanol 8-o-β-D-glucopyranoside isolated from the rhizomes ... undulatum (Family Polygonaceae) are metabolized to rhapontigenin and chrysophanol, respectively, by human intestinal microflora. Most intestinal ... feces catalyzed these metabolic pathways. Among rhaponticin and chrysophanol 8-o-β-D-glucopyranoside and their metabolites, ...