Facile synthesis of spiro[indoline-3,3′-pyrrolo[1,2-a]quinolines] and spiro[indoline-3,1′-pyrrolo[2,1-a]isoquinolines] via 1,3-dipolar cycloaddition reactions of heteroaromatic ammonium salts with 3-phenacylideneoxindoles

Lei Wu, Jing Sun, Chao-Guo Yan
  • Organic & Biomolecular Chemistry, January 2012, Royal Society of Chemistry
  • DOI: 10.1039/c2ob26849c