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ChemInform Abstract: Palladium-Catalyzed Highly Regio- and Stereoselective Synthesis of (1E)- or (1Z)-1,2-Dihalo-1,4-dienes via Haloallylation of Alkynyl Halides.

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First Author : Xiaoyi Chen

Date of Publication : 2011-01-01

Journal : ChemInform

Affiliation of Author(s) : 化学与生命科学学院

Document Type : 期刊

Volume : Vol.42

Issue : No.23

ISSN : 1522-2667

Key Words : alkenes;(acyclic;compounds);e/z-selectivity;(incl.;e/z-isomerism);addition;reactions;C-C;bond;formation;alkenes;(benzene;compounds)

Abstract : The palladium-catalyzed haloallylation of alkynes (I) in dichloromethane leads stereoselectively to (E)-dihalodienes (III), whereas (Z)-isomers (IV) are readily obtained by the same reaction in acetic acid in the presence of lithium halides.

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Pre One : ChemInform Abstract: Highly Efficient and Diastereoselective Synthesis of 1,3-Oxazolidines Featuring a Palladium-Catalyzed Cyclization Reaction of 2-Butene-1,4-diol Derivatives and Imines.

Next One : Palladium-Catalyzed Coupling of Haloalkynes with Ally) Acetate: A Regio- and Stereoselective Synthesis of (Z)-β-Haloenol Acetates.

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