Ga(OTf)<sub>3</sub>-Promoted Sequential Reactions via Sulfur-Assisted Propargyl-Allenyl Isomerizations and Intramolecular [4 + 2] Cycloaddition for the Synthesis of 1,3-Dihydrobenzo[<i>c</i>]thiophenes
作者:Hongwei Zhou、Da Zhu、Yongfa Xie、Huafeng Huang、Kai Wang
DOI:10.1021/jo902681u
日期:2010.4.16
A Ga(OTf)3-promoted sequential reactions via sulfur-assisted propargyl-allenyl isomerizations and intramolecular [4 + 2] cycloaddition for the synthesis of 1,3-dihydrobenzo[c]thiophenes. As a result of the ready availability of materials and the simple and convenient operation, the type of reaction presented here has potential utility in organic synthesis.
通过硫辅助的炔丙基-烯丙基异构化和分子内[4 + 2]环加成反应生成的Ga(OTf)3顺序反应,用于合成1,3-二氢苯并[ c ]噻吩。由于材料的容易获得和简单方便的操作,此处提出的反应类型在有机合成中具有潜在的实用性。