O-silylated enolate phenylthioalkylation: a new synthesis of unsaturated 1,5-dicarbonyl compounds. |
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| Authors: | Hassan A Khan Ian Paterson |
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| Institution: | Department of Chemistry, University College London, 20 Gordon Street, London WC1H OAJ, England. |
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| Abstract: | The O-silylated enolates of ketones and esters can be phenylthioalkylated by the chlorides (2) and (3) under ZnBr2-catalysis; ozonolysis and subsequent sulphoxide thermolysis then gives the corresponding unsaturated 1,5-dicarbonyl compounds. |
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