A Novel, Regioselective One-Pot Synthesis of 3-Aryl-2-chloroimidazo[1,2-<i>a</i>]pyridines and -pyrimidines
作者:Benito Alcaide、Gema Domínguez、Joaquín Plumet、Miguel A. Sierra、Angeles Monge、Virginia Pérez-Garcia
DOI:10.1055/s-1990-26913
日期:——
Derivatives of 3-aryl-2-chloroimidazo[1,2-a]pyridines and -pyrimidines 2 are prepared in high yields from 2-[(2-aryl-1-hydroxy-2-oxoethyl)amino]pyridines and -pyrimidines 1 by reaction with thionyl chloride, followed by saturated sodium carbonate workup.