铜和钯催化的交叉偶联的合成反应ñ -融合苯并[4,5]咪唑并[2,1- b ]通过取代的噻唑衍生物的反式-1,2- Diiodoalkenes,1 ħ -苯并[ d ]咪唑-2-硫醇和卤代苯
摘要:
两种过渡金属(铜和钯)催化的CS,CN和CC键交联反应,用于制备N稠合的苯并[4,5]咪唑并[2,1- b ]噻唑衍生物被开发。各种3-取代和2,3-二取代的苯并[4,5]咪唑并[2,1- b ]噻唑进行高效且方便地从经由偶联反应合成的反式-1,2- diiodoalkenes,1 ħ -苯并[ d ]咪唑-2-硫醇和卤代苯,产率中等至优异。
Copper-Catalyzed Synthesis of N-Fused Heterocycles through Regioselective 1,2-Aminothiolation of 1,1-Dibromoalkenes
作者:Hui Xu、Yin Zhang、Jianqiang Huang、Wanzhi Chen
DOI:10.1021/ol101563f
日期:2010.8.20
The first aminothiolation of 1,1-dibromoalkene is described using an inexpensive copper/N,N-dimethylethylenediamine catalyst. The method provides a powerful means of using easily available 1,1-dihaloalkenes as precursors to fused heterocycles.