2] cycloaddition cascade of an 1,3,4-oxadiazole in the divergent total synthesis of kopsinine (1), featuring an additional unique SmI2-promoted transannular cyclization reaction for formation of the bicyclo[2.2.2]octane central to its hexacyclic ring system, is detailed.
在 kopsinine ( 1 )的发散全合成中使用强大的 1,3,4-恶二唑的分子内 [4 + 2]/[3 + 2] 环加成级联反应,具有额外的独特 SmI 2促进的跨环环化反应对于形成其六环环系统中心的双环 [2.2.2]
辛烷,进行了详细说明。