Rhodium-Catalyzed [4 + 1] Cyclization via C–H Activation for the Synthesis of Divergent Heterocycles Bearing a Quaternary Carbon
作者:Xiaowei Wu、Haitao Ji
DOI:10.1021/acs.joc.8b00397
日期:2018.4.20
development of an efficient approach to construct fused polycyclic systems bearing a quaternarycarbon center represents a great challenge to synthetic chemistry. Herein, we report a Rh(III)-catalyzed [4 + 1] annulation of propargyl alcohols with various heterocyclic scaffolds under an air atmosphere. Diverse fused heterocycles containing a quaternarycarbon center were obtained in moderate to good