甜槠化学成分研究(Ⅲ)  

Chemical Constituents of Castanopsis eyrei(Ⅲ)

作　　者：庞闹 王亚凤[2] 葛利[1] 何瑞杰[2] 丁涛[2] 杨克迪[1] 黄永林[2] PANG Nao;WANG Ya-feng;GE Li;HE Rui-jie;DING Tao;YANG Ke-di;HUANG Yong-lin(Guangxi University,Nanning 530004,China;Guangxi Institute of Botany,Guangxi Zhuang Autonomous Region,Chinese Academy of Sciences/Guangxi Key Laboratory of Functional Phytochemicals Research and Utilization,Guilin 541006,China)

机构地区：[1]广西大学,广西南宁530004 [2]广西壮族自治区中国科学院广西植物研究所/广西植物功能物质研究与利用重点实验室,广西桂林541006

出　　处：《中药材》2020年第1期76-79,共4页Journal of Chinese Medicinal Materials

基　　金：国家自然科学基金项目(21562008);广西自然科学基金项目(2018GXNSFAA294033,2018GXNSFAA281078);广西创新驱动发展专项基金项目(桂科AA18118015)。

摘　　要：目的:研究甜槠叶中的化学成分。方法:利用Sephadex LH-20、Toyopearl Butyl-650C、Toyopearl HW-40F等多种柱色谱对甜槠叶提取物进行分离纯化,根据波谱数据分析鉴定化合物结构。结果:从甜槠叶中分离得到13个化合物,分别鉴定为:crenatin(1)、cretanin(2)、chesnatin(3)、1,2,3,6-tetra-O-galloyl-β-D-glucose(4)、1,2,3,4,6-penta-O-galloyl-β-D-glucose(5)、山柰酚(6)、槲皮素(7)、杨梅素(8)、槲皮苷(9)、异槲皮苷(10)、杨梅苷(11)、山柰酚-3-O-β-D-葡萄糖苷(12)、山柰酚-3-O-芸香糖苷(13)。结论:所有化合物均为首次从该植物中分离得到。Objective:To investigate the chemical constituents from the leaves of Castanopsis eyrei.Methods:The extract from the leaves of Castanopsis eyrei were isolated and purified by Sephadex LH-20、Toyopearl Butyl-650 C,Toyopearl HW-40 F and other column chromatography,their structures were identified on the basis of spectral data.Results:Thirteen compounds were isolated from the leaves of Castanopsis eyrei and identified as crenatin(1),cretanin(2),chesnatin(3),1,2,3,6-tetra-O-galloyl-β-D-glucose(4),1,2,3,4,6-penta-O-galloyl-β-D-glucose(5),kaempferol(6),quercetin(7),myricetin(8),quercitrin(9),isoquercitrin(10),myricitrin(11),kaempferol-3-O-β-D-glucoside(12),kaempferol-3-O-rutinoside(13),respectively.Conclusion:All the compounds are isolated from the plant for the first time.

关 键 词：甜槠 化学成分 多酚 黄酮 

分 类 号：R284.1[医药卫生—中药学] R284.2[医药卫生—中医学]