title: A catalytic metal-free Ritter reaction to 3-substituted 3-aminooxindoles.
abstract: The first Ritter reaction of 3-substituted 3-hydroxyoxindoles with nitriles, catalyzed by HClO(4), is developed, which enables the synthesis of 3-substituted 3-aminooxindoles in good to excellent yield with rich diversity.
authors.affiliation: Shanghai Key Laboratory of Green Chemistry and Chemical Processes, Department of Chemistry, East China Normal University, 3663 N. Zhongshan Road, Shanghai, 200062, PR China.
authors.forename: Feng
authors.initials: F
authors.lastname: Zhou
authors.forename: Miao
authors.initials: M
authors.lastname: Ding
authors.forename: Jian
authors.initials: J
authors.lastname: Zhou
mesh_terms: D000588:Amines / Q000138:chemical synthesis / Q000737:chemistry*; D002384:Catalysis; D006997:Hypochlorous Acid / Q000737:chemistry; D007211:Indoles / Q000138:chemical synthesis / Q000737:chemistry*; D009570:Nitriles / Q000138:chemical synthesis / Q000737:chemistry*; D000078183:Oxindoles
chemical_list: D000588:Amines; D007211:Indoles; D009570:Nitriles; D000078183:Oxindoles; C022960:2-oxindole; D006997:Hypochlorous Acid