Ping Liu, Chun-Lin Deng, Xinsheng Lei
Dec 1, 2011
Citations
0
Influential Citations
60
Citations
Journal
European Journal of Organic Chemistry
Abstract
A new tandem route leading to imidazo[1,2-a]pyridines has been explored through the direct amination of aryl propargylic alcohols with 2-aminopyridines and their subsequent intramolecular cycloisomerization. A ZnCl2/CuCl system has been developed to promote this transformation, which resulted in various imidazo[1,2-a]pyridines in moderate to good yields.