4.4 Article

A mild, efficient and environmentally friendly method for the regio- and chemoselective synthesis of enaminones using Bi(TFA)3 as a reusable catalyst in aqueous media

Journal

TETRAHEDRON LETTERS
Volume 45, Issue 8, Pages 1725-1728

Publisher

PERGAMON-ELSEVIER SCIENCE LTD
DOI: 10.1016/j.tetlet.2003.12.093

Keywords

amines; beta-dicarbonyl compounds; enamination; chemoselective; catalyst; bismuth compounds

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Bismuth(III) trifluoroacetate has been found to be an extremely efficient catalyst for the preparation of beta-enaminones in water. In addition, by employing this catalyst, high regio- and chemoselective enamination of carbonyl compounds was achieved. (C) 2004 Elsevier Ltd. All rights reserved.

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