【摘要】 目的研究山楂果的三萜酸类化学成分。方法以制备型高效液相色谱法从山楂果中分离纯化三萜酸类成分,并通过化学方法和波谱分析(IR,MS,1HNMR,13CNMR)进行成分确认。结果共获得4个三萜酸成分,并确定它们的化学结构分别为:山楂酸(Maslinic acid,Ⅰ),科罗索酸(Corosolic acid,Ⅱ),齐墩果酸(oleanlic acid,Ⅲ),熊果酸(ursolic acid,Ⅳ)。结论化合物Ⅱ为首次从该植物中获得。更多还原

【Abstract】 Objective To study triterpene acids in the fruit of Crataegus pinnatifida.Methods Four triterpenoidal acids were isolated from the extraction of the fruit of Crataegus pinnatifida by pre-HPLC,which were identified by chemical method and spectroscopic(IR,MS,1HNMR,13CNMR).Results The compounds were identified as: Maslinic acid(Ⅰ),Corosolic acid(Ⅱ),oleanlic acid(Ⅲ),ursolic acid(Ⅳ).Conclusion The compounds corosolic acid is obtained from the fruit of Crataegus pinnatifida for the first time.更多还原