Phase-Transfer Catalysis in the Ullmann Synthesis of Substituted Triphenylamines
- 1 January 1987
- journal article
- research article
- Published by Georg Thieme Verlag KG in Synthesis
- Vol. 1987 (04) , 383-385
- https://doi.org/10.1055/s-1987-27953
Abstract
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.Keywords
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