Electrochemical Benzylic C-H Amination via N-Aminopyridinium

J Org Chem. 2024 May 3;89(9):6465-6473. doi: 10.1021/acs.joc.4c00502. Epub 2024 Apr 21.

Abstract

An electrochemical protocol for benzylic C(sp3)-H aminopyridylation via direct C-H/N-H cross-coupling of alkylarenes with N-aminopyridinium triflate has been developed. This method features excellent site-selectivity, broad substrate scope, redox reagent-free and facile scalability. The generated benzylaminopyridiniums can be readily converted to benzylamines via electroreductive N-N bond cleavage.