Further studies on enantioselective synthesis of (+)-anatoxin-a using enyne metathesis: unexpected inversion of chirality via a skeletal rearrangement of 9-azabicyclo[4.2.1]nonene derivative
作者:Tomohiro Tomita、Yoichi Kita、Tsuyoshi Kitamura、Yoshihiro Sato、Miwako Mori
DOI:10.1016/j.tet.2006.05.088
日期:2006.11
is very interesting that (+)-anatoxin-a was synthesized from (S)-pyroglutamic acid via an unusual inversion of chirality, which is rationalized in terms of a skeletal rearrangement of 9-azabicyclo[4.2.1]nonene derivative at the stage of oxymercuration of the diene.
的正式全合成(+) - anatoxin-一个利用烯炔复分解作为关键步骤中完成。这是非常有趣的是(+) - anatoxin-一个由(合成小号) -焦谷氨酸通过手性的不寻常的反转,这是在9-氮杂双环骨架重排[4.2.1]壬烯换算的衍生物合理化二烯的氧化汞化阶段。