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Synthesis 1987; 1987(4): 383-385
DOI: 10.1055/s-1987-27953
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Phase-Transfer Catalysis in the Ullmann Synthesis of Substituted Triphenylamines

Sylvie Gauthier* , Jean M. J. Fréchet
  • *Department of Chemistry, University of Ottawa, Ottawa, Ontario K1N 9B4, Canada
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Publication Date:
20 August 2002 (online)

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A variety of substituted triphenylamine derivatives were prepared in nearly quantitative yields by the use of 18-crown-6 as a phase transfer catalyst under the Ullmann reaction conditions.

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