Nickel‐Catalyzed Amination of (Hetero)aryl Halides Facilitated by a Catalytic Pyridinium Additive
作者:Dongyang Han、Sasa Li、Siqi Xia、Mincong Su、Jian Jin
DOI:10.1002/chem.202002800
日期:2020.9.25
An efficient and operationally simple Ni‐catalyzed amination protocol has been developed. This methodology features a simple NiII salt, an organic base and catalytic amounts of both a pyridinium additive and Zn metal. A diverse number of (hetero)aryl halides were coupled successfully with primary and secondary alkyl amines, and anilines in good to excellent yields. Similarly, benzophenone imine gave
已经开发了有效且操作简单的镍催化胺化方案。该方法具有简单的Ni II盐,有机碱以及催化量的吡啶鎓添加剂和Zn金属的特征。多种(杂)芳基卤化物与伯,仲烷基胺和苯胺成功偶联,收率良好。同样,二苯甲酮亚胺以优异的收率得到了相应的N芳基化产物。