Class 554/132 - Oxidation

Subclass of Class 554 - Organic compounds -- part of the class 532-570 series
Definition: Processes wherein the fatty compound is prepared by oxidation.
No. of patents: 47
Last issue date: 04/04/2006

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Number	Title	Issue Date
7022844	Amide-based compounds, production, recovery, purification and uses thereof Methods are disclosed of producing and purifying at least one amide. In accordance with one of the methods disclosed herein, the at least one amide is produced by providing an organic liquid comprising at least one oxime, providing at least one catalyst, adding the ...	04/04/2006
6710195	Method for preparing and using polyoxyethylated castor oil in pharmaceutical compositions A method is provided for preparing a pharmaceutical composition comprising: taking polyoxyethylated castor oil which if diluted 1:10 in water has a pH greater than 5 and aging the polyoxyethylated castor oil by exposing the polyoxyethylated castor oil to a gas compr...	03/23/2004
6696582	Method for producing aliphatic carboxylic acids from aldehydes The invention relates to a method for producing aliphatic carboxylic acids from aldehydes by means of oxidation with oxygen or gases containing oxygen. This novel process is carried out in at least two stages at different temperatures, preferably in the a...	02/24/2004
6680395	Method for the synthesis of straight-chain aliphatic carboxylic acids from aldehydes The invention relates to a non-catalysed method for the synthesis of straight-chain aliphatic carboxylic acids by oxidation of straight-chain aldehydes with oxygen-containing gas mixtures. The invention is characterised in that during the novel process of...	01/20/2004
6512131	Process for carrying out multi-phase reactions according to the counter current principle of a liquid and gaseous phase and apparatus for carrying out the process A process for carrying out a multi-phase reaction in a continuously operated tube reactor operated according to the counter current principle in which reactor components of a liquid phase flowing downwards as a thin film in said tube reactor and component...	01/28/2003
6384242	Geranic acid derivatives 4-Methyl-4-(4-mlthylpent-3-en-1-yl)-2-oxetanone of formula (1): ##STR1## or its oligomer is an intermediate product for the preparation of a series of geranic acid derivatives, which are important synthetic building blocks in the preparation of perfumes a...	05/07/2002
6348609	Method for obtaining an oil that is rich in hydroxyoctadecadienoic fatty acids (HODE) or the esters thereof from a mixture containing linoleic acid or the esters thereof A method for obtaining an oil that is rich in hydroxyoctadecadienoic(HODE) fatty acids or the esters thereof. According to the inventive method, controlled oxidation of the linoleic acid and/or the linolenic acid or the esters thereof is performed in the ...	02/19/2002
5973173	Process for concentrating azelaic acid Pure azelaic acid is obtained by working up a reaction mixture containing C1-18 monocarboxylic acids, mainly pelargonic acid, and C4-16 dicarboxylic acids, mainly azelaic acid, obtained from the ozonolysis of oleic acid or a starting...	10/26/1999
5952517	Method for preparing cleaved products from castor oil or derivatives thereof A process for producing a cleaved product from castor oil, or derivatives thereof, by high temperature caustic oxidation reaction accomplished by combining at least one chemically inert heat transfer fluid, a catalyst, and an alkali in aqueous solution to...	09/14/1999
5939572	Method for preparation of carboxylic acids A method for preparing a carboxylic acid is provided. The method includes contacting an olefinic compound or a vicinal dihydroxy compound with oxygen in the presence of a protic organic solvent, an inorganic oxide catalyst and a peroxidant such as hydroge...	08/17/1999
5917067	Process for producing an omega-functionalized aliphatic carboxylic acid and intermediate products of said process, including 2-oxepanone-7-substituted products A process for producing an omega-functionalized aliphatic carboxylic acid starting from cyclohexanone and omega-functionalized ଱-olefins or acrylic esters. The process comprises an addition step, an oxidation step, an isomerization step, and one or ...	06/29/1999
5872267	Process for producing an omega-functionalized aliphatic carboxylic acid and intermediate products of said process A process for producing an omega-functionalized aliphatic carboxylic acid starting from cyclohexanone and omega-functionalized ଱-olefins. The process comprises an addition step, an oxidation step, an isomerization step, one or more hydrogenation ste...	02/16/1999
5864049	Process for the preparation of mono- and dicarboxylic acids from unsaturated fatty acids and/or their derivatives The present invention relates to a process for the preparation of carboxylic acids from unsaturated fatty acids and/or their derivatives. The process of the invention is characterized in that it comprises the following stages: a stage which consists in oxidizi...	01/26/1999
5859269	Process for the continuous production of monocarboxylic acids A process for the continuous production of monocarboxylic acids from the corresponding alcohols by alkali fusion wherein the oxidation is continuously accomplished in an extrusion reactor without addition of diluents and the alkali salts of the monocarbox...	01/12/1999
5808120	Method of synthesis of retinoic acid A method of synthesizing 9-cis-retinoic acid, all-trans-retinoic acid or 9-nor-retinoic acid is disclosed. The method comprises the steps of adding a Grignard reagent of ##STR1## to 2,2,6 trimethyl cyclohexanone is disclosed. R is a methyl group or H...	09/15/1998
5773635	Preparation of polyenecarbonyl compounds having a high content of the all-E isomer, and of their acetals or ketals A process for preparing polyenecarbonyl compounds having a high all-E content and their acetals or ketals by aldol condensation or Horner-Emmons reaction comprises carrying out the reaction, for the purposes of the preferred formation of a double bond of ...	06/30/1998
5714623	Process for the preparation of carboxylic acids and esters thereof by oxidative cleavage of unsaturated fatty acids and esters thereof A process for the preparation of carboxylic acids and esters thereof, which involves the steps of (a) mixing an unsaturated fatty acid or corresponding ester with an oxidative substance in the presence of a catalyst selected from the group consisting of o...	02/03/1998
5663388	Process for converting aldehydes to acids A process for forming acids from aldehydes which comprises reacting an oxo aldehyde with water in the presence of an acid-forming catalyst and in the absence of hydrogen, and at a pressure of about 0.1 to 6.99 MPa and a temperature of about 93.degree. to ...	09/02/1997
5654453	Process for the production of ଱-branched aliphatic monocarboxylic acids A process is disclosed for preparing ଱-branched aliphatic monocarboxylic acids with 12 to 48 carbon atoms. In a first step of the process (a), ଱-branched aliphatic monohydric alcohols (Guerbet alcohols) are converted in the presence of caustic...	08/05/1997
5646319	Synthesis of N-acyl-N-alkylcarboxylates Chemical synthesis of N-acyl-N-alkylcarboxylates through oxidation of substituted amides formed from carboxylic acid esters and an N-alkyl-N-alkanolamine....	07/08/1997
5596111	Method for preparation of carboxylic acids A method for preparing a carboxylic acid is provided. The method includes contacting an olefinic compound or a vicinal dihydroxy compound with oxygen in the presence of a protic organic solvent, an inorganic oxide catalyst and a peroxidant such as hydroge...	01/21/1997
5508456	9-cis tritium-labeled retinoids and intermediates, methods for their synthesis and methods for their use in discovering retinoid X receptor ligands Methods for the synthesis of 9-cis monotritium-labeled retinoids, and their use in the discovery of Retinoid X Receptor ligands are provided. In addition, 9-cis monotritium-labeled retinoids, as well as novel intermediates and tritium-labeled intermediate...	04/16/1996
5498733	Synthesis of nylon-11 monomer Nylon-11 monomer, 11-aminoundecanoic acid, is synthesized from 12-oxododecanoic acid oxime in a three-step reaction sequence which involves a Beckmann rearrangement, Hofmann degradation and hydrolysis. The aldoxime acid is hydrolyzed in the presence of ni...	03/12/1996
5495034	Method for preparing ଱-substituted ω-hydroperfluoroalkanes A method for the preparation of ଱-substituted ω-dihydroperluoroalkane derivatives of the general formula H(CF2 CF2)n R wherein R=H or COOH, and n=1-10 is characterized by oxidizing ଱, ଱, ω-trihydro...	02/27/1996
5336793	Preparing carboxylic acids or esters by oxidative cleavage of unsaturated fatty acids or esters A method of preparing carboxylic acids or esters thereof by the oxidative cleavage of unsaturated fatty acids or esters thereof is carried out in a two-phase aqueous-organic system in which the organic phase contains the unsaturated fatty acid and/or the ...	08/09/1994
5218143	Process for preparing carboxylic acids An improved liquid-phase process for preparing carboxylic acids having (n+1) carbon atoms by rhodium catalyzed carbonylation of an alcohol having n carbon atoms is provided. The process is particularily suitable for preparing acetic acid from methanol in ...	06/08/1993
5191096	Process for producing ω-hydroxy fatty acids ω-Hydroxy fatty acids usable for the synthesis of medicaments, perfumes and polymers are produced by subjecting an alkali or alkaline earth metal salt of long-chain dicarboxylic acid monoester to a reduction with a borohydride compound or catalytic hydro...	03/02/1993
5185457	Process for the continuous production of fatty acid soaps A process for the continuous production of fatty acid soaps by reaction with solid metal oxides, hydroxides, hydrogen carbonates and carbonates of Mg, Ca, Ba, Pb, Al, Zn, Co, Fe, Cd and Zr, in which the fatty acids are subjected to a rotational movement b...	02/09/1993
5180742	Quinone derivatives, their production and use Quinone derivatives of the general formula: ##STR1## (wherein R1 and R2 are the same or different, and independently are a hydrogen atom or a methyl or methoxy group, or R1 and R2 combine with each other to...	01/19/1993
5179218	Process for the oxidation of alcohols to acids A process for the preparation of an alkanoic acid which comprises reacting the corresponding alkanol with a solubilized stable free radical nitroxide having the formula: ##STR1## wherein each of R1, R2, R3 and R4...	01/12/1993
4650896	Preparation of 2-alkyl-4,4-diacyloxybut-2-enals 2-Alkyl-4,4-diacyloxybut-2-enals of the formula ##STR1## where R1 is alkyl and R2 is hydrogen or an aliphatic, cycloaliphatic or aromatic radical, are prepared by a process in which a 2-alkyl-1,4-diacyloxy-1,3-butadiene of the f...	03/17/1987
4617153	Perfluorocarbon polymer oxidation catalyst and preparation of carbonyl compound This invention deals with the use of a perfluorocarbon polymer oxidation catalyst consisting of a perfluorocarbon main chain and a side chain constructed from structural units of chromium (III) difluoromethylene sulfonate or cerium (IV) difluoromethylene ...	10/14/1986
4510331	Processes for producing 7-octen-1-al and derivatives thereof There are disclosed a process for producing 7-octen-1-al which comprises isomerizing 2,7-octadien-1-ol in the presence of a catalyst comprising oxides of at least two metals selected from the group consisting of copper, chromium and zinc and processes for...	04/09/1985
4485046	Production of cupric and manganous alkanoates A process for the production of cupric and manganous alkanoates containing from 6 to 9 carbon atoms is described. This process comprises first thermally decomposing a mixture of cupric and manganous oxalates, obtained from the oxidation of C6 t...	11/27/1984
4485047	Copper and manganese oxidation catalysts recovery from aqueous solutions A process is described for recovering water soluble copper and manganese compounds from an aqueous solution by reacting the copper and manganese compounds with saturated aliphatic monocarboxylic acids containing 5 to 9 carbon atoms at elevated temperature...	11/27/1984
4400325	Process for the preparation of pure, saturated perfluoroalkane-1-carboxylic acids from 1-iodoperfluoroalkanes Saturated perfluoroalkane-1-carboxylic acids having 6 to 14 C atoms are prepared by reacting the corresponding 1-iodoperfluoroalkanes at temperatures of 100° to 180° C. with fuming sulfuric acid containing 15 to 45% by weight of dissolved sulfur trioxid...	08/23/1983
4348537	Olefin oxidation Olefin is oxidized in the absence of oxygen with a carboxylic acid in the presence of Mn(IV) oxide promoted with a noble metal to produce an effluent which includes mono and/or diester corresponding to the olefin and acid....	09/07/1982
4289708	Catalyst metal separation from saturated aliphatic monocarboxylic acids A process is described for separating soluble copper and manganese catalysts from organic saturated monocarboxylic acids having 3 to 9 carbon atoms by precipitating the copper and manganese as oxalates....	09/15/1981
4246185	Catalyst metal separation from saturated aliphatic monocarboxylic acids A process is described for separating soluble copper and manganese catalysts from organic saturated aliphatic monocarboxylic acids having 6 to 9 carbon atoms by precipitating the copper and manganese as oxalates into a separate aqueous phase....	01/20/1981
4162363	Conversion of dienes or monoolefins to diesters Conjugated dienes or monoolefins are converted to diesters in a process utilizing a catalyst system comprising an alkali metal compound and a sulfur source comprising elemental sulfur or a sulfur halide, optionally with a halide source, in carboxylic acid...	07/24/1979

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Class 554/132 - Oxidation