Chemical Constituents from Barks of Endospermum chinense Benth.

Ten chemical constituents were isolated from barks of Endospermum chinense Benth.On the basis of spectral data,they were identified as 3-oxo-12-oleanen-28-oic acid(1),oleanolic acid(2),7-oxo-β-sitosterol(3),β-sitosterol(4),β-daucosterol(5),7-ketone-β-daucosterol(6),4-hydroxy-3-methoxybenzaldehyde(7),scopoletin(8),3-hydroxy-4-methoxybenzoic acid(9) and nonanedioic acid(10).All these compounds were obtained from the species for the first time.