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Communication | Regular issue | Vol 36, No. 3, 1993, pp.445-448
Published online, 1st January, 1970
DOI: 10.3987/COM-92-6258
Synthesis of Oxindoles by the Nafion-H Catalysed Decarboxylative Cyclization of α-Carbomethoxy-α-diazoacetanilides

Baosheng Liu and Andrew G. Wee*

*Department of Chemistry, University of Regina, Regina, Saskatchewan, S4S 0A2, Canada

Abstract

Diazoanilides (1), possessing electron-donating and electron-withdrawing groups in the aromatic ring, undergo Nafion-H catalysed decarboxylative cyclization to directly give highly functionalized oxindoles in moderate yields (39-79%).