in good yields. The expeditious one-step route provides a three C–O bond formation. The key products with the structural framework of a benzofused dioxabicyclo[3.2.1]octane core have been confirmed by X-ray crystallographic analysis. Synthesis of dihydroisocoumarin has been studied.
已经实现了CuI /
DMSO介导的邻羰基烯丙基苯的分子内环
缩醛化/
缩酮化,以高产率构建具有
缩酮基序的[6,6,5]-
三环。快速的一步式路线可形成三个C-O键。通过X射线晶体学分析证实了具有苯并稠合的二氧杂
双环[3.2.1]辛烷核结构框架的关键产品。已经研究了二氢异
香豆素的合成。