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Synlett 1992; 1992(9): 730-732
DOI: 10.1055/s-1992-21471
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trans-Dioxides of Cyclic Ketene Thioacetals: Highly Selective Chiral Ketene Equivalents

Varinder K. Aggarwal* , Mark Lightowler, Stephen D. Lindell
  • *School of Chemistry, University of Bath, Bath BA2 7AY, England
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Publication Date:
08 March 2002 (online)

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trans-2-Methylene-1,3-dithiane 1,3-dioxide (14) and trans-2-methylene-1,3-benzodithiolane 1,3-dioxide (11) have been prepared and found to react with dienes, including furan, in a highly diasteroselective fashion. These compounds represent potential chiral ketene equivalents.

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