Copper-Catalyzed C–N Bond Formation/Rearrangement Sequence: Synthesis of 4<i>H</i>-3,1-Benzoxazin-4-ones
作者:Zhi-Yuan Ge、Qiong-Ming Xu、Xiang-Dong Fei、Ting Tang、Yong-Ming Zhu、Shun-Jun Ji
DOI:10.1021/jo400515y
日期:2013.5.3
A facile and efficient copper-catalyzed method for the synthesis of 4H-3,1-benzoxazin-4-one derivatives has been developed. This procedure is based on a tandem intramolecular C-N coupling/rearrangement process. This method would provide a new and useful strategy for construction of N-heterocycles.