Silver-catalyzed tandem synthesis of naphthyridines and thienopyridines via three-component reaction

Article abstract of DOI:10.1021/jo400400c

An efficient approach for the silver-catalyzed regioselective tandem synthesis of highly functionalized 1,2-dihydrobenzo[1,6]naphthyridines 6a-z and 7a-e by the reaction of ortho-alkynylaldehydes 3a-n with amines 4a-d and ketones 5a-c/active methylene com