The Chromium(II)-Mediated Coupling of Secondary Alkylhalides with Aromatic Aldehydes

Ludger A. Wessjohann; Gisela Schmidt; Henri S. Schrekker

doi:10.1055/s-2007-984887

LETTER

The Chromium(II)-Mediated Coupling of Secondary Alkylhalides with Aromatic Aldehydes

Ludger A. Wessjohann*^a, Gisela Schmidt^a, Henri S. Schrekker*^a,b
^a Leibniz Institute of Plant Biochemistry, Weinberg 3, 06120 Halle (Saale), Germany
Fax: +49(345)55821309; e-Mail: wessjohann@ipb-halle.de;
^b Laboratory of Technological Processes and Catalysis, Institute of Chemistry, UFRGS, Bento Gonçalves 9500, Porto Alegre-RS, CEP 91501-970, P.O. Box 15003, Brazil
Fax: +55(51)33087304; e-Mail: schrekker@iq.ufrgs.br;

Abstract

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Abstract

The scope of chromium(II)-mediated Takai-Utimoto reactions was extended to previously unconvertable secondary alkylhalides. Optimization allowed yields of up to over 95%.

Key words

chromium - cobalt - alkylchromium - secondary - catalysis

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Referenzen

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