[Chemical constituents from Alyxia sinensis (II)].

To demonstrate the chemical constituents of Alyxia sinensis. The constituents were isolated by column chromatography and identified by advanced physical and spectral analysis. Eight compounds have been isolated and elucidated as bauereny acetate(18), scopletin(19), liriodendrin(20), pinoresinol-di-O-beta-D-glucopyranoside(21), daucosterol(22), flaxetin(23), esculin(24), aseculin(25). These compounds were found from the plant for the first time, and compound 20,21,23-25 were found from Alyxiae genis for the first time, and compound 18 is firstly been isolated from natural source.