Two New Norsesquiterpenes from Ixeris polycephala

• 出 处: Chinese Chemical Letters
• 发表日期: 2006年07期
• 关键词: dihydroxy hydroxyl absolute Cotton bands DEPT displayed elucidated belonged Figu

The chemical investigation of Ixeris polycephala afforded two new norsesquiterpenes,named as ixerols A and B (1-2). Their structures were established based on spectroscopic methods including 2D NMR experiments. The absolute structure of ixerol B was determined by its CD spectrum.

The chemical structures of Ixeris polycephala afforded two new norsesquiterpenes, named as ixerols A and B (1-2). Their structures were established based on spectroscopic methods including 2D NMR experiments. The absolute structure of ixerol B was determined by its CD spectrum.