Development of a Regioselective N-Methylation of (Benz)imidazoles Providing the More Sterically Hindered Isomer
作者:Emilie Van Den Berge、Raphaël Robiette
DOI:10.1021/jo401978b
日期:2013.12.6
An efficient and highly regioselective N-methylation of (NH)-(benz)imidazoles furnishing the sterically more hindered, less stable, and usually minor regioisomer has been developed. The methodology involves very mild reaction conditions and tolerates a wide range of functional groups.