Silver Triflate/N‐Fluorobenzenesulfonimide‐Catalyzed Cycloisomerization of Tryptamine‐Ynamide to Spiro[indoline‐3,4'‐piperidine] Induced by Cation‐π‐π Interactions Between Substrate and Metal Ligand

Advanced Synthesis and Catalysis - United Kingdom
doi 10.1002/adsc.201901175