Microwave-assisted organic synthesis of 3-substituted-imidazo[1,5-a]pyridines
摘要:
3-Substituted-imidazo[1,5-a]pyridines were conveniently synthesized in two steps from commercially available picolinic esters under microwave irradiation conditions. (C) 2009 Elsevier Ltd. All rights reserved.
A direct palladium-catalyzedhighly regioselective C-3 arylation of imidazo[1,5-a]pyridine with aryl bromides has been developed. This reaction is quite general with respect to the aryl or hetaryl bromide.
3-Substituted-imidazo[1,5-a]pyridines were conveniently synthesized in two steps from commercially available picolinic esters under microwave irradiation conditions. (C) 2009 Elsevier Ltd. All rights reserved.