Regioselective N-alkylation of imidazoles with alcohols over zeolites
Abstract
Vapour-phase alkylation of 4(5)-methylimidazole with MeOH over Y-zeolites selectivity gave 1,5-dimethylimidazole in high yield, while the Alkylation over Beta-zeolite gave 1,4-dimethylimidazole predominatly