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Synlett 1993; 1993(12): 899-900
DOI: 10.1055/s-1993-22644
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Iodolactonization of β,γ and γ,δ-Unsaturated Carboxylic Acids via the Oxidation of Iodide with Sodium Persulfate in Aqueous Solution

April Carter Royer* , Robert C. Mebane, April M. Swafford
  • *Department of Chemistry, University of Tennessee at Chattanooga, 615 McCallie Avenue, Chattanooga, Tennessee 37403, USA
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Publication Date:
19 March 2002 (online)

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Oxidation of potassium iodide with sodium persulfate in the presence of salts of β,γ- and γ,δ-unsaturated carboxylic acids affords γ-lactones in high yields at ambient temperature and with short reaction times. A β-lactone is the major product of the reaction with 3-butenoic acid.