Patents
Patents for C07C 51 - Preparation of carboxylic acids or their salts, halides, or anhydrides (43,144)
09/1987
09/02/1987CN87100396A Catalyst recovery process
09/01/1987US4691052 Process for the preparation of pyrethroid acids
09/01/1987US4691050 Carbonylation process for the production of aromatic dicarboxylic acids
09/01/1987US4691047 Catalyst of palladium compound, triarylphosphine and hydrochloric acid
09/01/1987US4691043 Benzoic acid derivatives process for preparation and application as drugs, disinfectants or preservatives
09/01/1987US4691037 Ruthenium-phosphine complex
09/01/1987US4691031 Process for preventing backmixing in a fluidized bed vessel
09/01/1987US4691030 Process for preparation of alkenylsuccinic anhydrides
09/01/1987US4690951 Growth promotion
09/01/1987US4690912 Rhodium-containing carbonylation catalysts with halogen-containing promoter
09/01/1987CA1226300A1 Process for the preparation of carboxylic acids
09/01/1987CA1226299A1 Process for the co-production of carboxylic acids
09/01/1987CA1226298A1 Granular metal soap product and process for producing metal soaps
09/01/1987CA1226297A1 Vulcanized polymeric compositions containing a zinc dimethacrylate adjuvant and method for preparing the adjuvant
09/01/1987CA1226296A1 PROCESS FOR THE OPTICAL RESOLUTION OF RACEMIC MIXTURES OF .alpha.-NAPHTHYL-PROPIONIC ACIDS
09/01/1987CA1226293A1 Reaction of olefins with maleic anhydride, and use of the resulting succinic anhydrides for the preparation of anticorrosive agents and oil additives
08/1987
08/27/1987WO1987004926A2 Method of modifying the lipid structure of cell membranes and pharmaceutical compositions for use therein
08/27/1987DE3606169A1 Process for preparing acetic acid, methyl acetate and/or dimethyl ether
08/26/1987EP0233816A1 Process for the oxidation of aldoses and a catalyst therefor
08/26/1987EP0233441A1 New enzyme inhibitor
08/25/1987US4689431 From benzyl chloride and carbon monoxide, catalyst reuse
08/25/1987US4689425 Methyl 2-methyl benzoate to methyl 2-(chloromethyl)benzoate
08/25/1987US4689344 Anticholesterol agents
08/25/1987US4689179 Fluorination of chlorinated anhydrides or quinones; crown ether catalyst, phase transfer
08/25/1987CA1226002A1 Methacrylic acid recovery
08/19/1987EP0233010A2 Detergency builder system
08/19/1987EP0232997A1 Antihypercholesterolemic compounds
08/19/1987EP0232863A1 Process for producing an (aryl substituted) carboxylic acid or its salt
08/19/1987EP0232779A1 Vinyl phenol derivatives, their preparation and their use
08/19/1987EP0232666A1 Process for preparing trifluoracetyl chloride
08/19/1987CN87100373A Halogenobenzoic acid derivatives and their preparation
08/18/1987US4687869 Metal salicylates, process for their preparation and use thereof as color developers in pressure-sensitive or heat-sensitive recording materials
08/18/1987US4687821 Perhalo vinyl alkyl ethers
08/18/1987CA1225664A1 Process for the production of oxygenated hydrocarbons by the catalytic conversion of synthesis gas
08/18/1987CA1225659A1 Process for the preparation of carboxylic anhydrides
08/18/1987CA1225658A1 Production of formate salts
08/18/1987CA1225657A1 Production of carboxylic acids
08/12/1987EP0232202A2 Process for the oxidation of di-, tri-, oligo- and polysaccharides into polyhydroxycarboxylic acids, the catalyst used and the products so obtained
08/12/1987EP0232114A2 Ether carboxylate detergent builders and process for their preparation
08/12/1987EP0231842A2 Process for the production of 6-aminocaproic acid
08/12/1987EP0231774A1 Process for the production of pure hydroxylammonium salts of fatty acids with 1 to 4 carbon atoms
08/12/1987EP0231689A1 Process for preparing (meth)acrylic anhydride
08/12/1987EP0231257A1 Chemical compounds comrpising substituted phenylrings
08/11/1987US4686300 Polyfluoro gamma-ketoesters and 5-hydroxy gamma lactone analogues thereof
08/05/1987EP0230971A2 Process for the continuous heterogeneous catalytic hydrogenation of fats, fatty acids and fatty-acid derivatives
08/05/1987EP0230947A1 Halogenobenzoic acid derivatives and their preparation
08/05/1987EP0230906A2 Process for the recovery of iodine and noble metal catalyst
08/05/1987EP0230478A1 Method for producing alpha-(p-isobutylphenyl)propionic acid
08/04/1987US4684744 Intermediates for optical brighteners
08/04/1987US4684738 Process for producing benzophenone tetracarboxylic dianhydride
08/04/1987US4684737 Process for producing substituted phthalic acid compounds
08/04/1987US4684735 Tertiary aliphatic amine or phenylacetylene
08/04/1987US4684639 Antibiotics
08/04/1987CA1225094A1 Process for the production of tetronic acid
08/04/1987CA1225086A1 Phosphorus containing metal salt/olefin compositions and reaction products of same with active sulfur
07/1987
07/30/1987WO1987004427A2 Prostaglandin synthesis
07/30/1987DE3602275A1 Fluorine-containing polymer, process for the preparation thereof, and the use thereof
07/29/1987EP0230381A2 Prostaglandin synthesis
07/29/1987EP0229947A1 Novel crystalline salts of aryloxy-propanolamines, their preparation and their use
07/28/1987US4683331 Antiinflammatory
07/28/1987US4683315 Reductive coupling of linear carbon-containing ligands via transition metal complexes
07/28/1987US4683244 Sebosuppressive cosmetic preparations containing alkoxy or alkylbenzyloxy benzoic acids or their salts
07/28/1987US4683089 Separation of optical isomers, insecticides
07/28/1987CA1224809A1 Perfluorinated vinyl ethers containing a secondary hydrogen atom, polymers formed therefrom and a process for the preparation of the monomers
07/28/1987CA1224801A1 Process for the production of unsaturated carboxylic acids and/or esters
07/23/1987DE3601580A1 Process for the preparation of isomerically pure naphthalene-dicarboxylic acids or naphthalenedicarboxylates which are free from by-products
07/22/1987EP0229356A2 Multi-stage counter-current washing arrangement, its application and ancillary operating procedures
07/22/1987CN86108472A Improved process for preparing 5-(2,5-dimethyphenoxy)-2,2-dimethypentanoic acid
07/21/1987US4681978 Process for producing 2,6-naphthalenedicarboxylic acid
07/21/1987US4681952 Intermediates in the preparation of 2,2-dimethyl-3-aryl-cyclopropanecarboxylic acids and esters
07/21/1987US4681894 Amido substituted naphthalenes, antiinflammatory agents
07/21/1987US4681707 Process for the production of carboxylic acid esters and/or carboxylic acids
07/21/1987US4681046 Conversion to synthesis gas
07/21/1987CA1224598A1 Paper sizing agent
07/21/1987CA1224486A1 Liquid phase oxidation of alkanes
07/21/1987CA1224406A1 Baffle tray tower
07/16/1987WO1987004150A1 Catalytic method for producing fluoroaromatic compounds using substituted pyridinium salts
07/16/1987WO1987004148A1 Catalytic method for producing fluoroaromatic compounds using branched alkyl pyridinium salts
07/16/1987WO1987004086A1 Process for producing methacrylic acid and catalysts for the process
07/14/1987US4680307 Carbacyclin analogs
07/14/1987US4680098 Electrodialysis
07/14/1987US4680092 Process for degassing, dehydrating and precut separation in straight-run distillation of crude fatty acids
07/07/1987US4678805 Cardiovascular disorders
07/07/1987US4678496 Crops and lawns
07/07/1987US4678482 Countercurrent scrubbing with concentrated hydrochloric and sulfuric acids
07/07/1987CA1224000A1 Paper sizing agent
07/07/1987CA1223893A1 Chlorination of aromatic derivatives
07/07/1987CA1223888A1 Process for the optical resolution of ( ) 2-(6' methoxy-2'-naphthyl)-propionic acid
07/07/1987CA1223885A1 Process for preparation of crystallized monohydrated sodium phenylpyruvate
07/07/1987CA1223881A1 Synthesis of hydrophilic phenol ester derivatives
07/07/1987CA1223878A1 Process for the preparation of maleic anhydride
07/02/1987WO1987003877A1 New anhydrooctonic acid, methods for its preparation, pharmaceutical preparation containing the acid and intermediates
07/02/1987WO1987003278A3 Synthetic routes to cyclopentanecarboxylic acid derivatives
07/01/1987EP0227160A2 Process for the carbonylation of ethylenically unsaturated compounds
07/01/1987EP0226942A2 Process for the production of unsaturated aliphatic carboxylic acid anhydrides
07/01/1987EP0226918A1 Process for the catalytic oxidation of 4-tertiary-butyl-o-xylene
07/01/1987EP0226635A1 Method for neutralization of organophilic acidic compounds.
06/1987
06/30/1987US4677225 Process for the production of acrylic acid or methacrylic acid
06/30/1987US4677218 Cyclopropane derivatives containing the thiocarbonate group
06/30/1987CA1223601A1 Pharmaceutically active phenylcarboxylic acid derivatives