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目的：了解山椒子的化学成分。方法：分离纯化采用ＳｅｐｈａｄｅｘＬＨ２０凝胶过滤及硅胶柱色谱方法，结构鉴定采用１ＨＮＭＲ，１３ＣＮＭＲ分析及与文献有关数据比较。结果：从山椒子树皮中鉴定出２个三萜类化合物，ｓｕｂｅｒｏｓｏｌ和ｌｕｐｅｏｌ。结论：为首次从该属植物中分得。
Objective: To understand the chemical composition of the peppercorns. Methods: Sephadex LH20 gel filtration and silica gel column chromatography were used for separation and purification. The structure was identified by 1HNMR and 13CNMR analysis and compared with literature data. RESULTS: Two triterpenoids, suberosol and lupeol, were identified from the bark of Sanjiaozi. Conclusion: This is the first time it has been obtained from this genus.