Catalytic method for the production of carbonyl compounds

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United States of America Patent

PATENT NO 7273954
APP PUB NO 20060135817A1
SERIAL NO

10534878

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ATTORNEY / AGENT: (SPONSORED)

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Abstract

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The invention relates to a catalytic method for the production of aliphatic and aromatic carbonyl compounds with at least one aldehyde or ketone function, whereby said compounds can also comprise at least one aldehyde and ketone function. A starting material comprising at least one aliphatic- and/or aromatic-bonded functional group of formula (I), where R.sup.1=H, alkyl or aryl, X=H, or a group which may be substituted by the sulphinyl group of a sulphoxide during the catalytic reaction, n=a whole number from 1 to 8, is oxidised in the presence of a sulphoxide and/or a sulphide and the presence of iron salts or redox pairs of iron/copper or silver/copper salts, by means of an oxidising agent with a redox potential of E.sub.o>+2 V vs. NHE, whereby the sulphoxide or sulphide has a catalytic function. The method permits the production of carbonyl compounds, in particular, (poly)aldehydes and (poly)ketones with high selectivity, whereby the formation of alcohols and carboxylic acids, dimerisation products and other by-products is reduced to a minimum or essentially prevented. The final products obtained find application as important intermediates and final products.

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Patent Owner(s)

Patent OwnerAddress
WEYLCHEM FRANKFURT GMBH65933 FRANKFURT GRIESHEIM

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Antognoli, Franco Luzern, CH 2 1
Rys, Paul Zurich, CH 9 23

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