Copper-Promoted <i>N</i>-Alkylation and Bromination of Arylamines/Indazoles Using Alkyl Bromides as Reagents for Difunctionalization
作者:Tingting Wen、Baihui Liang、Jiacheng Liang、Dongyi Wang、Jianyi Shi、Shengting Xu、Weidong Zhu、Xiuwen Chen、Zhongzhi Zhu
DOI:10.1021/acs.joc.2c01356
日期:2022.9.16
Practical copper-promoted N-alkylation and bromination of arylamines/indazoles with alkyl bromides are described; the N-alkylation-C-4-bromination and N-dialkylation-C-4-bromination of arylamines, and N-alkylation-C-3-bromination of indazoles, with alkyl bromides have been analyzed. The full use of alkyl bromides as alkylating and brominating building blocks without atom wastage, indicating excellent
描述了实用的铜促进芳胺/吲唑与烷基溴的N-烷基化和溴化;分析了芳胺的N-烷基化-C-4-溴化和N-二烷基化-C-4-溴化,以及吲唑与烷基溴的N-烷基化-C-3-溴化。充分利用烷基溴作为烷基化和溴化结构单元而不会浪费原子,表明其具有优异的原子和步骤经济性,这一点得到了强调。环保氧气和水分别是反应的氧化剂和副产物。