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Synlett 1999; 1999(5): 605-607
DOI: 10.1055/s-1999-2678
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Remote Substituent Effects on the Enantiomeric Excess of Intramolecular Asymmetric Palladium-Catalyzed Polyene Cyclizations

Stephen Y. W. Lau* , Brian A. Keay
  • *Department of Chemistry, University of Calgary, Calgary, Alberta, T2N 1N4, Canada; E-mail: keay@ucalgary.ca
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Publication Date:
31 December 1999 (online)

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Remote substituents show a profound influence on the enantiomeric excess of intramolecular palladium-catalyzed polyene cyclizations. An ee of 96% is obtainable by judicious placement of a methyl group.

asymmetric palladium-catalyzed polyene cyclizations - asymmetric Heck reactions - remote substituent effects