Two new triterpenoid saponins from Polygala crotalarioides

• 作 者: Yan Hua Chang Xiang Chen Jun Z
• 机 构: Key Laboratory for Forest Resources Conservation and Use in the Southwest Mountains of China,State K
• 出 处: 中国化学快报（英文版）
• 发表日期: 2004年期
• 关键词: Polygala crotalarioides Chemical constituents Oleanane-type saponins

Two new oleanane-type saponins,crotalarioside A(1)and crotalariosida B(2),were isolated from the roots of Polygala crotalarioides.Their structures were elucidated on the basis of spectroscopic and chemical evidence.