Pd-Catalyzed Branching Cyclizations of Enediyne-Imides toward Furo[2,3-<i>b</i>]pyridines
作者:Zexiang Li、Fei Ling、Dong Cheng、Cheng Ma
DOI:10.1021/ol500574b
日期:2014.3.21
The convergent synthesis of a class of enediyneimides as well as their palladium-catalyzed branching cyclizations, which can be accomplished in two ways leading to a set of polysubstituted furo[2,3-b]pyridines upon using the N-tosyl carboxamide moiety as an N,O-bisnucleophile, are presented.