One-Pot Synthesis of 1,2,4,5-Tetrasubstituted Imidazoles in Ionic Liquid
摘要:
The four‐component condensation of benzil, aromatic aldehyde, primary amine, and ammonium acetate catalyzed by TFA in ionic liquid [Bpy]BF4 at 80°C provided 1,2,4,5‐tetrasubstituted imidazoles in moderate to high yields.