[Chemical constituents of roots of Ampelopsis brevipedunculata (Maxim) Trautv]

Eight compounds have been isolated from the roots of Ampelopsis-brevi pedunculata and identified as beta-amyrin, betulin, vanillic acid, ethyl gallate, kaempferol, 3,5-dimethoxy-4-hydroxybenzoic acid, aromadendrol and resveratrol. They are isolated from this plant for the first time.