Alkylation and silylation of directed en
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Thomas T. Tidwell
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Article
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1979
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Elsevier Science
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French
β 180 KB
Diethylketene and organometallic reagents form enolates capturable by methyl iodide or trimethylsilyl chloride with greater than 95% positional selectivity. Despite their multiple functionality and high reactivity ketenes have found only limited utility as laboratory scale synthetic reagents.' Inste