Studies on the steroidal components of domestic plants—XIX
作者:Ken'ichi Takeda、Tokuo Kubota、Ariyoshi Shimaoka
DOI:10.1016/0040-4020(59)80052-1
日期:1959.1
The structure of kogagenin, a steroidal sapogenin isolated from the epigeous part of Dioscoreatokoro, Makino, has been shown to be 25D-spirostane-1β,2β,3α,5β-tetrol. This sapogenin is the first example of a naturally occurring spirostane tetrol.