Pd-Catalyzed Branching Cyclizations of Enediyne-Imides toward Furo[2,3-b]pyridines

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• 作者：Zexiang Li ; Fei Ling ; Dong Cheng ; Cheng Ma
• 刊名：Organic Letters
• 出版年：2014
• 出版时间：March 21, 2014
• 年：2014
• 卷：16
• 期：6
• 页码：1822-1825
• 全文大小：286K
• 年卷期：v.16,no.6(March 21, 2014)
• ISSN：1523-7052

文摘

The convergent synthesis of a class of enediyne-imides 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.