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Synthesis 2001; 2001(2): 0286-0292
DOI: 10.1055/s-2001-10817
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Phenylsulfonylethylidene (PSE) Acetals: A Novel Protective Group in Carbohydrate Chemistry

Florence Chéry* , Patrick Rollin, Ottorino De Lucchi, Sergio Cossu
  • *Institut de Chimie Organique et Analytique, associé au CNRS, Université d'Orléans, B.P. 6759, F-45067 Orléans, France; Fax +33(2)38494579; E-mail: patrick.rollin§univ-orleans.fr
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Publication Date:
31 December 2001 (online)

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A range of sugar-derived phenylsulfonylethylidene acetals were easily obtained from the corresponding diols and 1,2-bis(phenylsulfonyl)ethylene under basic conditions. Deprotection methods for such acetals have also been investigated.

protective groups - carbohydrates - acetals - sulfones - Michael additions