Synthesis of Indolo [1,2-<i>a</i>]Quinoxalines via a Pd-Catalyzed Regioselective C–H Olefination/Cyclization Sequence
作者:Liang Wang、Wei Guo、Xiao-Xiao Zhang、Xu-Dong Xia、Wen-Jing Xiao
DOI:10.1021/ol203275b
日期:2012.2.3
A highly efficient approach to indolo [1,2-a]quinoxaline derivatives through a Pd-catalyzed regioselective C–H olefination/cyclization sequence has been developed. This transformation has a wide range of substrates with various functional groups, and the corresponding heterocyclic products were obtained in good yields.
已经开发出了一种高效的方法,可通过Pd催化的区域选择性C–H烯化/环化序列制备吲哚[1,2- a ]喹喔啉衍生物。该转化具有多种具有各种官能团的底物,并且以良好的产率获得了相应的杂环产物。