2,4,5-Triphenylimidazole is a polysubstituted imidazole. Due to their important physiological activities, polysubstituted imidazoles are widely used in the synthesis of protein kinase inhibitors, calcium antagonists, strong chemicalbook agents, and antitumor drugs. In addition, such compounds also have important applications in the field of ionic liquids, such as organic synthesis, catalysis, extraction, mining and other fields.