Metal/catalyst-free sequential C–N bond forming cascades at room temperature: environment-friendly one-pot synthesis of 5-aminoimidazoles from aryl glyoxals, anilines, and amidines

An expeditious one-pot strategy for the greener synthesis of highly substituted 5-aminoimidazoles from glyoxals, anilines, and amidines under metal/catalyst-free conditions operative at room temperature.