Iron‐Catalysed Direct Aromatic Amination with
<i>N</i>
‐Chloroamines
作者:Gayle E. Douglas、Steven A. Raw、Stephen P. Marsden
DOI:10.1002/ejoc.201900614
日期:2019.9
optimized procedure for the direct intra‐ and intermolecular amination of aromatic C‐H bonds with aminium radicals generated from N‐chloroamines under iron catalysis is reported. A range of substituted tetrahydroquinolines could be readily prepared, while extension to the synthesis of benzomorpholines was more limited in scope. A direct one‐pot variant was developed, allowing direct formal oxidative N‐H/C‐H
报道了在铁催化下用 N-氯胺产生的胺自由基直接分子内和分子间胺化芳香族 C-H 键的优化程序。可以很容易地制备一系列取代的四氢喹啉,而扩展到苯并吗啉的合成范围更受限制。开发了一种直接的单锅变体,允许直接氧化 N-H/C-H 偶联。