石蝉草化学成分研究 doc.doc

题 目 石蝉草化学成分研究 目 录 摘要……………………………………………………………………………………1 英文摘要………………………………………………………………………………1 1文献综述……………………………………………………………………………1.1草胡椒属植物概述………………………………………………………………2 1.1.1植物形态 ……………………………………………………………………2 1.1.2种类……………………………………………………………………………2 1.1.3药用历史与价值………………………………………………………………2 1.1.4药理活性 ……………………………………………………………………2 1.2石蝉草概述………………………………………………………………………3 1.2.1植物形态………………………………………………………………………3 1.2.2生境与习性……………………………………………………………………3 1.2.3药用历史与价值………………………………………………………………3 1.2.4目前对石蝉草的研究…………………………………………………………4 2引言…………………………………………………………………………………3材料与方法…………………………………………………………………4 3.1 实验材料…………………………………………………………………………4 3.1.1实验药材………………………………………………………………………4 3.1.2 填料……………………………………………………………………………4 3.1.3溶剂……………………………………………………………………………4 3.1.4 显色剂………………………………………………………………………5 3.1.5 实验仪器………………………………………………………………………5 3.2 实验方法…………………………………………………………………………5 3.2.1提取……………………………………………………………………………5 3.2.2氯仿部位的分离 ……………………………………………………………5 4结果与分析…………………………………………………………………………6 4.1化合物的结构式 ………………………………………………………………6 4.2化合物波普数据及结构鉴定……………………………………………………7 4.2.1化合物1………………………………………………………………………7 4.2.2化合物2………………………………………………………………………10 4.2.3化合物3………………………………………………………………………12 4.2.4化合物4………………………………………………………………………15 5 结论与讨论……………………………………………………………………17 5.1 结论……………………………………………………………………………17 5.2 讨论……………………………………………………………………………18 参考文献Peperomin A（1）Peperomin B（2）Peperomin C（3）Studies on chemical constituents of Shi Chan ZHAO Hui-feng (Chinese herbal medicine 2008-1 of Agronomy College) Abstract Objective: In order to develop further improve grass of pepper.Study of the chemical ingredients of content,fully development and utilization of the resources of medicinal and find the anticancer activity material,make a new drug from Traditional Chinese Medicine, the article deals with the chemical constituents of Peperomia dindygulensis Miq. Methods: The pieces of P. dindygulensis Miq were extracted successively with 80% ethanol at room temperature. After evaporating alcohol, the residue was dissolved in water, and part