Patents
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Patents for C07C 253 - Preparation of carboxylic acid nitriles (14,307)
12/2003
12/25/2003CA2432910A1 A process for the synthesis of alkoxyamines and their use in controlled radical polymerization
12/24/2003WO2003106415A2 Processes for making (r)-ethyl 4-cyano-3-hydroxybutyric acid
12/24/2003WO2003106406A1 Process for producing 4'-bromomethyl-2-cyanobiphenyl
12/24/2003WO2003106380A2 Fluorobenzamides
12/24/2003WO2003106379A1 Method for producing substituted organic compounds and use of catalysts for substitution reactions
12/24/2003WO2003068725A3 Process for the preparation of 4-hetero-substituted phenylalanine derivatives
12/24/2003CN1462735A Method for synthesizing diaryl ether by using amino acid as additive
12/24/2003CN1131850C Process to prepare terminal aldehyde
12/24/2003CN1131725C Improved catalyst for mfg. acrylonitrile and hydrogen cyanide
12/24/2003CA2489247A1 Fluorobenzamides suitable for the treatment of alzheimer's disease or senile dementia
12/23/2003US6667020 Ammoxidation of a mixture of ketones to acetonitrile and HCN
12/18/2003WO2003104187A1 Amidoacetonitrile compounds and their use as pesticides
12/18/2003WO2003070689A3 Polymer bound donor-acceptor-donor compounds and their use in a 3-dimensional optical memory
12/18/2003WO2003048079A3 Method for the arylation of olefins
12/18/2003WO2002092551A8 Copper-catalyzed vapor phase hydrocyanation of diolefinic compounds
12/18/2003US20030233009 Production method of 4'-bromomethyl-2-cyanobiphenyl
12/18/2003US20030233007 Process for producing acetone cyanohydrin
12/17/2003EP1371632A1 Process for producing acetone cyanohydrin
12/17/2003EP1003607B1 Supported diols
12/17/2003CN1131431C Method to monitoring and controlling chemical treatment of petroleum, petrochemical and process with on-line quartz crystal microbalance sensor
12/17/2003CN1131205C Improved purification and recovery of acetonitrile
12/17/2003CN1131197C Process for preparing 2-alkyl-3-hydroxy-benzoic acid
12/16/2003US6664418 N-oxyl compounds dissolved in solution with (meth)acrylic acid or one of its esters to prevent polymerization during storage
12/16/2003US6664410 Solid phase nitrile synthesis
12/16/2003CA2088431C Process for producing 4-bromomethylbiphenyl compounds
12/11/2003WO2003101940A2 Deodorisation of cationic ammonium acetonitrile derivatives
12/11/2003WO2003101939A2 Method for the preparation of halogenated benzonitriles
12/11/2003WO2003101938A1 Oxamidination process of carbonyl compounds
12/11/2003WO2003087167A3 Cross-metathesis of olefins directly substituted with an electron-withdrawing group using transition metal carbene catalysts
12/11/2003WO2003011804A3 Method for producing partial (amm)oxidation products of an olefin
12/11/2003WO2002092552A3 Benzamidoacetonitriles and their use as antiparasitics
12/11/2003US20030229231 Forming chelate compounds
12/10/2003EP1368303A1 Halogen-substituted amino dicarboxylic acid derivatives as medicaments for treating cardiovascular diseases
12/10/2003EP1368302A1 Novel amino dicarboxylic acid derivatives
12/10/2003EP1368287A1 Process for a homogeneously catalyzed c-c coupling reaction
12/10/2003EP1212294B1 Process for the conversion of aldehydes into nitriles using ammonia and hydrogen peroxide
12/10/2003CN1461295A Method for separating pentenenitrile isomers
12/10/2003CN1460675A Process for preparing 3,4-dihydroxy-benzene formonitrile
12/10/2003CN1130338C Fixed bed production technology for preparing pentachlorophenyl nitrile by catalytic chloration of phenly nirile
12/10/2003CN1130261C Probylene ammonoxidizing fluid bed catalyst
12/10/2003CN1130255C Method for production of oxide catalyst for oxidation or ammoxidation
12/09/2003US6660877 Phosphonite ligands and their use in hydrocyanation
12/09/2003US6660876 Phosphorus-containing compositions and their use in hydrocyanation, isomerization and hydroformylation reactions
12/09/2003US6660132 Photochemical and thermochemical solar syntheses using flat-bed solar collectors/solar reactors
12/09/2003CA2208720C Method of producing a hydrogenation catalyser
12/04/2003WO2003099768A1 Method for reducing the content of an unsaturated amine in a mixture containing an amino nitrile, a diamine, a dinitrile or mixtures thereof
12/04/2003WO2003099435A2 Catalyst and process for the cyanation of aldehydes
12/04/2003WO2002088069A9 Compounds useful as intermediates for 4-aminoquinoline derivatives
12/04/2003US20030225287 Synthesis of chiral 2-alkyl amino acids
12/04/2003CA2487295A1 Catalyst and process for the cyanation of aldehydes
12/03/2003EP1366019A1 Ammoxidation of a mixture of alcohols to a mixture of nitriles to acetonitrile and hcn
12/03/2003CN1129473C Process for preparation of antimonate catalysts for (AMM) oxidation of alkanes and alkenes
12/02/2003US6657093 Preparation of substituted aromatic compounds
12/02/2003US6656873 A doped mixed metal oxide is useful for the vapor phase oxidation of an alkane or a mixture of an alkane and an alkene to an unsaturated acid
11/2003
11/27/2003WO2003097622A2 Synthesis of 2-alkylcysteines, 2-(hydroxylated phenyl)-4-alkylthiazoline-4-carboxylic acids and derivatives thereof
11/27/2003WO2003097588A2 Fluorosulfates of hexafluoroisobutylene and its higher homologs and their derivatives
11/27/2003WO2003097585A2 Amidoacetonitrile compounds
11/27/2003WO2003097584A1 Method for the catalyst-free production of alkoxybenzonitriles
11/27/2003WO2003097583A1 Ammoxidation of carboxylic acids to a mixture of nitriles
11/27/2003WO2003097582A2 Synthesis of benzonitriles and benzimidates
11/27/2003WO2003097581A1 Continuous process for the cyanation of hydrogenated beta-ketoesters
11/27/2003WO2003074448A3 Process for making organic products from non-product streams using a catalyst
11/27/2003US20030220504 Forming a phenyl-thiazoles chemical intermediates for making antioxidants, ferrielectric liquid crystal dopant, picornaviral viricides, antiinflammatory agents, anti-asthma agents, and fibringoen antagonists
11/27/2003US20030220196 Phenyl-substituted-2enamino-keto nitriles
11/27/2003US20030219372 Heating using catalyst
11/27/2003CA2486465A1 Amidoacetonitrile compounds
11/26/2003EP1257361B1 Phosphorous, arsenic and antimony compounds based on diaryl-anellated bicyclo[2.2.n] parent substances and catalysts containing same
11/26/2003CN1458921A Process for making N-aryl-anthranilic acid and their derivatives
11/26/2003CN1128787C Process for preparing o-, meta-, or p- cyanobenzaldehyde
11/25/2003US6653508 Use treating various medical conditions, including pain
11/25/2003US6653496 Method for producing acrylonitrile, catalyst for use therein and method for preparing the same
11/25/2003US6653258 Pyridinyl-substituted- methyl 3-methoxy-2-phenylacrylate derivatives; agricultural miticides and nematocides
11/20/2003WO2003042134A3 Process for the preparation of tertiary amines from primary amines and nitriles
11/20/2003WO2003004157A3 Optically active catalysts containing a salen ligand and vanadium (iv), production thereof and use of the same for producing cyanohydrins
11/20/2003US20030216580 Herbicide active materials
11/20/2003US20030216576 Methods for preparing CETP inhibitors
11/20/2003DE10224509C1 Deodorization of aqueous solutions of cationic acetonitrile derivatives with di- or tri-organyl-ammonium substituent, used as bleach activator in detergents, is carried out with percarboxylic acid, carboxylic acid and hydrogen peroxide
11/19/2003EP1362055A1 Coordination compounds and their use for the polymerization of olefins
11/19/2003EP1362024A1 Preparation of mandelic acid derivatives
11/18/2003US6649130 Higher yield, lower catalyst circulating rate
11/13/2003WO2003093212A1 High-purity (fluoroalkyl)benzene derivative and process for producing the same
11/13/2003WO2003064035B1 Method for the oxidative dehydrogenation of ethane
11/13/2003WO2003018192A3 Method for the production of 2-propylheptanol and hydroformylating catalysts and the further use thereof for carbonylation, hydrocyanation and hydrogenation
11/13/2003US20030212298 Catalytic epoxidation, hydrocyanation, then hydrogenation ofbutadiene
11/13/2003US20030212290 Asymmetric synthesis of pregabalin
11/13/2003US20030212288 Phosphonite ligands and their use in hydrocyanation
11/12/2003EP1360005A2 Compound suitable for use as a catalyst or for producing a catalyst system derived from a bis-phosphorinane
11/12/2003EP1216252B1 Hydroformylation using multidentate phosphite ligands
11/12/2003CN2585860Y Fast cooling tower for producing acrylonitrile
11/12/2003CN1454711A Loading type mixed metal oxide catalyst
11/12/2003CN1127503C (R)-2[3-(2-N-phthalic amino ethyl)-4,5-dihydro-5-isoxazolyl] -acezolyl] -acetic acid and its synthesis
11/12/2003CN1127483C Tert-butyl (3R,5R)-3, 5-dihydroxy-7-N-phthaloylimino heptanonate and its synthesis and use thereof
11/11/2003US6646148 Bidentate phosphite and nickel catalyst compositions for hydrocyanation of monoolefins
11/11/2003US6645906 High temperature mixing
11/11/2003US6645905 Contacting mixed metal oxide with liquid selected from organic acids, alcohols, inorganic acids and hydrogen peroxide; recovering insoluble material; calcining insoluble material; mixing with promoter in solvent; removing solvent; calcining
11/06/2003WO2003091203A1 Method for producing 3-trifluoromethylphenyl-4-cyanobenzyl ketone
11/06/2003WO2003045555A3 Process for the preparation of a nickel/phosphorus ligand catalyst for olefin hydrocyanation
11/06/2003WO2002085842A3 Method for isomerization of branched unsaturated mononitriles into linear unsaturated mononitriles
11/06/2003US20030208089 Aminostyrylanthrancene compound, synthetic intermediate thereof, and process for production thereof
11/06/2003US20030208086 Oxo nitriles such as methyl 2-(4-Chlorophenyl)-2-(2-trifluoro -methylbenzoyl)cyanoacetate, used for controlling plant parasites such as acarina
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