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US 6,723,882 B2Granted
Preparation of dialkyl ketones
AssigneeBASF SE
InventorsMichael Slany, Martin Schäfer, Michael Röper
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Abstract
Dialkyl ketones are prepared by reductive carbonylation of α-olefins by means of carbon monoxide and hydrogen in the presence of a catalyst system comprising (a) palladium or a palladium compound; (b) a phosphine; (c) a protic acid having a pKa of ≦4.5, measured in aqueous solution at 25° C.; and (d) a solubilizable carboxamide.
Claims10
A process for preparing dialkyl ketones by reductive carbonylation of α-olefins by means of carbon monoxide and hydrogen in the presence of a catalyst system comprising
- (a) palladium or a palladium compound;
- (b) a phosphine;
- (c) a protic acid having a pKa of ≦4.5, measured in aqueous solution at 25° C.;
- and
- (d) a solubilizable carboxamide.
2 more elements
Dependencies are inferred from the claim text.