节点文献
桦树皮化学成分研究
Studies on the Chemical Constituents of the Bark of Betula platyphylla
【摘要】 首次从白桦树皮中分离得到4个纯化合物,经鉴定为游离羟基二聚体缩合鞣质B1(Ⅲ)、B2(Ⅳ)及其前体化合物(+)-catechin(Ⅰ)、(—)-epicatechin(Ⅱ)。
【Abstract】 The paper deals with the saperating of free phenolic hydroxyl dipolymer condensution-tannis B1 > B2 md the compounds ( + )-catechin, ( - )-epicatechin from the bark of Betula platyphylla. Their structures have been evaluated hy means of 1H,13C-NMR technique and chemical ways.
- 【文献出处】 中药材 ,Journal of Chinese Medicinal Materials , 编辑部邮箱 ,1998年02期
- 【分类号】R284
- 【被引频次】19
- 【下载频次】299