Stereoselective Manganese-Catalyzed Coupling Reaction of Conjugated Chloroenynes and Chlorodienes with Grignard Reagents

M. Alami; P. Ramiandrasoa; G. Cahiez

doi:10.1055/s-0033-1338580

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Synlett 1998; 09(03): 325-327
DOI: 10.1055/s-0033-1338580

letter

Stereoselective Manganese-Catalyzed Coupling Reaction of Conjugated Chloroenynes and Chlorodienes with Grignard Reagents

M. Alami

Ecole Supérieure de Chimie Organique et Minérale, Département de Chimie, 13, bd de l'Hautil, 95092 Cergy Pontoise Cedex, France

,

P. Ramiandrasoa

Ecole Supérieure de Chimie Organique et Minérale, Département de Chimie, 13, bd de l'Hautil, 95092 Cergy Pontoise Cedex, France

,

G. Cahiez

Ecole Supérieure de Chimie Organique et Minérale, Département de Chimie, 13, bd de l'Hautil, 95092 Cergy Pontoise Cedex, France

› Author Affiliations

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Publication Date:
09 December 2013 (online)

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Abstract

In the presence of the soluble complex MnCl₂·2LiCl (3%), conjugated chloroenynes and chlorodienes readily react with alkyl Grignard reagents in THF-DMPU to afford stereoselectively enynes and dienes in good to excellent isolated yields.