化学学报 ›› 1987, Vol. 45 ›› Issue (11): 1133-1134. 上一篇    下一篇

研究论文

苦玄参化学成分的研究VIII: 苦玄参苷II的结构

金静兰;文永新;成桂仁;甘立宪;陈毓群   

  1. 广西植物研究所;中国科学院上海有机化学研究所
  • 发布日期:1987-11-15

Studies on the constituents of picria fel-tarrae lour VIII: the structure of picfeltarraenin II

JIN JINGLAN;WEN YONGXIN;CHENG GUIREN;GAN LIXIAN;CHEN YUQUN   

  • Published:1987-11-15

从苦玄参(Picria fel-tarrae lour)提取的有抗癌活性的B部分,在分离苦玄参苷IA和IB,还分离到另一少量新苦味苷-苦玄参苷II.系四环三萜.径光谱分析,确定其结构为3-O-[α-L-吡喃鼠李糖基(1→)]-β-D吡喃葡萄糖苦玄参苷.

关键词: 化学成分, 红外分光光度法, 碳13核磁共振谱法, 葡萄糖, 甾族化合物, 糖苷, 四环三萜, 苦玄参甙, 鼠李糖

From P. fel-tarrae, the structure of a new tetracyclic triterpenoid glycoside, picfeltarraenin II (I), was assigned as 3-O-[a-L-rhamnopyranolyl (1?)]-b-D-glucopyranoside of picfeltarraegenin II.

Key words: CHEMICAL COMPOSITION, INFRARED SPECTROPHOTOMETRY, C13 NMR SPECTROMETRY, GLUCOSE, STEROIDS, GLYCOSIDE, TETRACYCLIC TRITERPENE, PICFELTERRAENIN, RHAMNOSE

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