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      Highly Diastereoselective Multicomponent Synthesis of Spirocyclopropyl Oxindoles Enabled by Rare-Earth Metal Salts 

      Tallarida, Matteo A.; Olivito, Fabrizio; Navo, Claudio D.; Algiero, Vincenzo; Jiritano, Antonio; Costanzo, Paola; Poveda, Ana; Moure, Maria J.; Jiménez Barbero, Jesús ORCID; Maiuolo, Loredana; Jiménez Oses, Gonzalo; De Nino, Antonio (American Chemical Society, 2023-04)
      The synthesis of polysubstituted spirocyclopropyl oxindoles using a series of rare-earth metal (REM) salts is reported. REMs, in particular Sc(OTf)3, allowed access to the target compounds by a multicomponent reaction with ...