作者:Jun-Qing He、Cheng Chen、Wu-Bin Yu、Ren-Rong Liu、Meng Xu、Yu-Jin Li、Jian-Rong Gao、Yi-Xia Jia
DOI:10.1016/j.tetlet.2014.03.069
日期:2014.4
A nickel-catalyzed intramolecular addition of vinyl or aryl bromides to ketoamides has been developed. The reactions proceeded efficiently with Ni(bpy)Br2 as a catalyst and zinc powder as reducing agent, affording 3-hydroxypyrrolidinones, 3-hydroxyoxindoles, and dihydroquinolinones as important heterocyclic compounds in good to excellent yields.
已经开发了镍或乙烯基溴或芳基溴到酮酰胺的镍催化的分子内加成。以Ni(bpy)Br 2为催化剂,锌粉为还原剂,反应有效地进行,从而以优异的收率获得了作为重要杂环化合物的3-羟基吡咯烷酮,3-羟基羟吲哚和二氢喹啉酮。