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Synlett 2000; 2000(7): 0959-0962
DOI: 10.1055/s-2000-6670
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Pauson-Khand Reactions Using Substoichiometric Amounts of Co2(CO)8 Under a Nitrogen Atmosphere

Marie E. Krafft* , Llorente V. R. Boñaga
  • *Department of Chemistry, Florida State University, Tallahassee, FL 32306, USA; Fax 850-644-8281; E-mail: mek@chem.fsu.edu
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Publication Date:
31 December 2000 (online)

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Efficient cyclocarbonylation of enynes can be achieved in 1,2-dimethoxyethane using 35-50% of Co2(CO)8 under an atmosphere of nitrogen, provided the reaction is carried out in the presence of three molar equivalents of cyclohexylamine relative to Co2(CO)8.

Pauson-Khand - cycloaddition - enyne - dicobalt octacarbonyl - cyclopentenone

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