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O-silylated enolate phenylthioalkylation: a new synthesis of unsaturated 1,5-dicarbonyl compounds.

✍ Scribed by Hassan A. Khan; Ian Paterson

Publisher: Elsevier Science
Year: 1982
Tongue: French
Weight: 229 KB
Volume: 23
Category: Article
ISSN: 0040-4039
DOI: 10.1016/s0040-4039(00)87352-9

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✦ Synopsis

Swmnary: 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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