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Methylene ketocarboxylic acid ester

Potassium carbonate (s.a. under Pt(CO)2(PPh )2) a-Bis(alkylthio)methylene-P-ketocarboxylic acid esters s. 44, 46... [Pg.447]

A stirred soln. of the startg. phosphorane in methylene chloride treated por-tionwise with a soln. of 1.75 moles Pb-tetraacetate in the same solvent, and the product isolated after 0.5 hr. phenyl cyclobutylcarbonylthiolate. Y 59.1%. F. e., also a-ketocarboxylic acid esters from the analogous phosphoranes, s. E.Zbiral and E. Werner, M. 97, 1797 (1966). [Pg.383]

See other pages where Methylene ketocarboxylic acid ester is mentioned: [Pg.183]    [Pg.240]    [Pg.345]    [Pg.296]    [Pg.311]    [Pg.52]    [Pg.52]    [Pg.52]   


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Ketocarboxylic acids

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