A highly efficient and convergent approach for the synthesis of octalone 1, the focal intermediate for the synthesis of ......

乙基乙烯基酮与4,4-乙二氧撑-2-甲基环乙酮2 c的手性亚胺进行不对称Michael加成,生成2,2-双取代环烷酮5,5经过克莱森缩合得到（-）-6,6......