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Synthesis 1987; 1987(8): 708-709
DOI: 10.1055/s-1987-28052
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A Direct and Efficient Synthesis of Allenyl Sulfones by the Horner-Wittig Reaction

Houda Fillion* , Ali Hseine, Marie-Hélène Pera, Véronique Dufaud, Bernard Refouvelet
  • *Groupe pour l'Etude Structurale, la Synthèse et I'Oxidation du Médicament, Faculté de Pharmacie, 8, Avenue Rockefeller F-69373 Lyon Cedex 08, France
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Publication Date:
12 September 2002 (online)

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Allenic sulfones are directly prepared by the Horner-Wittig reaction of diethyl methyl(or aryl)sulfonylmethylphosphonate anions with ketenes. The method affords excellent to moderate yields respectively with phenylethyl and diphenylketene, the latter being more sensitive to basic media.

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