Studies on the Constituents of Callicarpa Formosana Rolfe

Abstract Two new naturally occurring flavonoids, 3,4′,5,7‐tetramethoxyflavone and 3,3′,4′,5,7‐pentamethoxyflavone, along with known compounds, 5‐hydroxy‐3,4′,7‐trimethoxyflavone, 5‐hydroxy‐3,3′,4,7‐tetramethoxyflavone, ursolic acid, 2α,3α‐dihydroxyurs‐12‐ en ‐28‐oic acid, phytosterols, and phytosteryl glucosides, have been isolated and characterized from the fresh leaves of Callicarpa formosana Rolfe.