A novel one-pot method for the synthesis of substituted furopyridines: iodine-mediated oxidation of enaminones by tandem metal-free cyclization
作者:Rulong Yan、Xiaoni Li、Xiaodong Yang、Xing Kang、Likui Xiang、Guosheng Huang
DOI:10.1039/c4cc08834d
日期:——
novel iodine-mediated oxidative tandem cyclization reaction of simple enaminones has been developed for the synthesis of substituted furopyridines through C-C/C-N/C-O bond formation in a one-pot procedure. Substituted furopyridines are obtained in moderate to good yield. In addition, I- and Br-substituted furopyridines have been successfully produced by the electrophilic substitution of N-iodo- or N-bromosuccinimide
已经开发了一种新颖的简单的烯胺酮碘介导的氧化串联环化反应,用于通过一锅法通过CC / CN / CO键的形成来合成取代的呋喃吡啶。以中等至良好的产率获得取代的呋喃吡啶。另外,通过亲电取代N-碘-或N-溴代琥珀酰亚胺成功地制备了I-和Br-取代的呋喃吡啶。