Two New Cycloartane Triterpenes from The Leaves of Quercus valiabilis Blume

编号 zgly0000315255

文献类型 期刊论文

文献题名 Two New Cycloartane Triterpenes from The Leaves of Quercus valiabilis Blume

作者 LiHongZHOU  QiShiSUN  YanWANG 

作者单位 LaboratoryofChinese.TraditionalMedicine  DepartmentofChineseTraditionalMedicine  TianjinDaRenTangPharmaceuticalFactory 

母体文献 Chinese Chemical Letters;中国化学快报: 英文版 

年卷期 2003,14(12)

页码 1265-1267

年份 2003 

分类号 R284.2  R282.71 

关键词 环艾烷  三萜类化合物  树叶  提取  分离  结构分析  中药  植物药  栓皮栎 

文摘内容 Two new cycloartane triterpenes were separated from the leaves of Quercus valiabilis Blume. The structures were identified as 4 α ,14 α-dimethyl-9 β,19-cycloergost-3 α-yl-24-oneand 4 α, 14 α -dimethyl-9 β,19-cycloergost-24(24'' )-en-3 α -yl-acetate。