N-Heterocyclic Carbene (NHC)-Catalyzed [3+2] Cycloaddition to Highly Diastereoselective Synthesis of Spirooxindole Dihydrofuran Fused Pyrazolone Compounds
Yan Liu, Xiaomei Wang, Lin He, Shiwu Li, Zhifei Zhao
Chinese Journal of Organic Chemistry . 2024, (4): 1301 -1310 .  DOI: 10.6023/cjoc202309004