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E-mail: leesang@gnu.ac.krReceived September 4, 2013, Accepted October 11, 2013Synthesis of tetrahydroimidazo[1,2-a]pyridines and tetrahydropyrido[1,2-a] pyrimidines by a one-pot andthree component reaction of α-oxoketenedithioacetals, diamines and DMAD in water has been described.Different routes for accessing the desired compounds were examined and a few specially designed-substrateshave been utilized further to afford the new imidazo and pyrido fused [1,8] naphthyridine tetracyclic compoundby S

Synthesis of Imidazo[1,2-a]pyridines and Pyrido[1,2-a]pyrimidines in Water and their SNAr Cyclizations

Synthesis of Imidazo[1,2-a]pyridines and Pyrido[1,2-a]pyrimidines in Water and their S_NAr Cyclizations