Copper-catalyzed three-component and four-component cascade reactions of cyanamides, dirayliodonium triflates, and propargylamine were established for rapid construction of polysubstituted 2-aminoimidazoles and 2-iminoimidazoles using K2CO3 and pyridine as base, respectively. Each... Click to show full abstract
Copper-catalyzed three-component and four-component cascade reactions of cyanamides, dirayliodonium triflates, and propargylamine were established for rapid construction of polysubstituted 2-aminoimidazoles and 2-iminoimidazoles using K2CO3 and pyridine as base, respectively. Each...
               
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