作者:Xiao-Xu Wang、Lei Li、Tian-Jun Gong、Bin Xiao、Xi Lu、Yao Fu
DOI:10.1021/acs.orglett.9b01481
日期:2019.6.7
Vicinal diboration of alkyl bromides via tandem catalysis is reported. The reported reaction exhibits a broad substrate scope, good functional group compatibility, and regioselectivity. Moreover, it shows good practicality due to the easy accessibility of alkyl bromides in combination with diverse transformations of diboronates. Mechanism study indicates that terminal alkenes are generated selectively
报道了通过串联催化的烷基溴的邻位二硼化。报告的反应显示出较宽的底物范围,良好的官能团相容性和区域选择性。此外,由于烷基溴的容易获得以及与二硼酸酯的各种转化相结合,它显示出良好的实用性。机理研究表明,末端镍是通过镍催化的烷基溴的脱卤化氢,然后通过碱/ MeOH促进的硼化过程选择性生成的,从而提供1,2-硼化产物。