| Patents for C07C 253 - Preparation of carboxylic acid nitriles (14,307) |
|---|
| 01/09/2003 | WO2003002492A1 Method for producing methacrolein from isobutane |
| 01/09/2003 | WO2003002157A1 Solid-phase nucleophilic fluorination |
| 01/09/2003 | WO2002018325A3 Process for the preparation of substituted phenylacetonitriles |
| 01/09/2003 | US20030009048 Process for producing 3,4-dihydroxybenzonitrile |
| 01/09/2003 | US20030008996 Utilized for image forming materials, for example, stereolithography, holography, lithographic printing plate precursors, color proofs, photoresists and color filters, and photosetting resin materials such as ink, paint, adhesive |
| 01/09/2003 | US20030008768 Catalyst for aromatic C-O, C-N, and C-C bond formation |
| 01/08/2003 | EP1107947B1 Method for producing cyanovaleric acid or esters thereof |
| 01/08/2003 | EP1058677B1 Method for hydrogenating aliphatic alpha-, omega-dinitriles |
| 01/08/2003 | CN1389457A Preparation of alum antimonate catalyst using tin dioxide hydrate |
| 01/08/2003 | CN1389456A Acetonitrile refining and recovering process |
| 01/07/2003 | US6504053 Promoted multi-metal oxide catalyst |
| 01/07/2003 | US6504044 Reacting cyclohexanone with the carbanions of an aryl acetonitrile using a base, isolating and purifying 1-(cyano(aryl)methyl) cyclohexanol compound by crystallization |
| 01/07/2003 | US6504043 Color-stable solution of dimethylaminoacetonitrile in water and process for preparing it |
| 01/03/2003 | WO2003000672A1 Process for the preparation of racemic citalopram and/or s- or r-citalopram by separation of a mixture of r- and s-citalopram |
| 01/03/2003 | WO2003000652A1 Process for preparation of cyclohexanol derivatives |
| 01/03/2003 | WO2003000651A2 Method for the hemihydrogenation of dinitriles in order to form aminonitriles |
| 01/03/2003 | WO2003000650A2 Method for the hemihydrogenation of dinitriles in order to form aminonitriles |
| 01/03/2003 | CA2450914A1 Process for preparation of cyclohexanol derivatives |
| 01/03/2003 | CA2449121A1 Method for the hemihydrogenation of dinitriles in order to form aminonitriles |
| 01/03/2003 | CA2449120A1 Method for the hemihydrogenation of dinitriles in order to form aminonitriles |
| 01/02/2003 | US20030004379 Hydrothermally synthesized MO-V-M-X oxide catalysts for the selective oxidation of hydrocarbons |
| 01/02/2003 | EP1270550A1 Process for producing 3, 4-Dihydroxybenzonitrile |
| 01/02/2003 | EP1270535A2 Method to synthesise substituted aromatic compounds |
| 01/02/2003 | EP1270068A1 Hydrothermally synthesized Mo-V-M-X oxide catalysts for the selective oxidation of hydrocarbons |
| 01/02/2003 | EP1268566A2 Porous polymer/carrier solid phase reactants, method for producing same and the use thereof |
| 01/02/2003 | EP1149068A4 A process for preparing (r)-4-cyano-3-hydroxybutyric acid ester |
| 01/01/2003 | CN1097482C Process for preparing O (P)-methy/benzonitrile catalyst |
| 12/31/2002 | US6500978 Process for producing cyclopropanecarbonitrile |
| 12/26/2002 | US20020198423 Convenient and efficient suzuki-miyaura cross-coupling catalyzed by a palladium/diazabutadiene system |
| 12/26/2002 | US20020198398 Complex of catalytic oxides of iron, bismuth, molybdenum, cobalt, cerium, antimony, at least one of nickel or magnesium, and at least one of lithium, sodium, potassium, rubidium, or thallium |
| 12/25/2002 | CN1387534A Phosphites |
| 12/25/2002 | CN1097042C Process for manufacture of aliphatic alpha, omega-aminonitriles |
| 12/25/2002 | CN1097041C Catalysts suitable for preparing aliphatic alpha-, omega- aminonitriles by partial hydrogenation of aliphatic dinitriles |
| 12/25/2002 | CN1097040C Process for preparing 6-aminocapronitrile |
| 12/19/2002 | WO2002100849A2 Novel nitriles useful as reversible inhibitors of cysteine proteases |
| 12/19/2002 | DE10129057A1 Verbessertes Verfahren zur Herstellung kernfluorierter Aromaten Improved process for preparing aromatic kernfluorierter |
| 12/18/2002 | EP1266904A1 Improved process for preparing fluorinated aromatic compounds |
| 12/18/2002 | EP1266688A2 Mixed metal oxide catalyst doped by vapor depositing a metal and mixed metal oxide catalyst prepared by depositing a plurality of films of different elements using physical vapor deposition |
| 12/18/2002 | EP1265851A2 Transesterification method for making cyanoacrylates |
| 12/18/2002 | EP1265845A1 Method for hydrogenating nitrile functions into amine functions |
| 12/18/2002 | EP1265829A1 Method for dehydrating organic compounds in a microreactor |
| 12/18/2002 | EP1265483A2 Use of phenylethylamine derivatives for the anitmicrobial treatment of surfaces |
| 12/18/2002 | CN1096445C Method for providing cycocel by p-flurobenzaldehyde process |
| 12/17/2002 | US6494503 Pipe joint assembly and method for using same |
| 12/17/2002 | CA2089271C Process for preparing 3-trifluoromethyl benzyl chloride |
| 12/12/2002 | WO2002098406A1 Novel compounds and compositions as cathepsin inhibitors |
| 12/12/2002 | US20020188150 Mixed-metal oxide catalysts and processes for preparing the same |
| 12/12/2002 | US20020188149 Contacting mixed metal oxide with a liquid selected from organic acids, alcohols, inorgaic acids and hydrogen peroxide to form a mixture, recovering insoluble material from the mixture, calcining the mixture in nonoxidizing atmosphere |
| 12/12/2002 | CA2449021A1 Novel compounds and compositions as cathepsin inhibitors |
| 12/11/2002 | EP1264823A1 Process for the preparation of 2,3-dicyanopropionates |
| 12/11/2002 | EP1263718A1 Novel use of phenylheteroalkylamine derivatives |
| 12/11/2002 | EP1263715A1 Novel phenylheteroalkylamine derivatives |
| 12/11/2002 | EP1263714A1 Novel phenylheteroalkylamine derivatives |
| 12/11/2002 | EP1263713A2 Process for the carbonylation of pentenenitrile |
| 12/11/2002 | EP1263711A1 Novel use of phenylheteroalkylamine derivatives |
| 12/11/2002 | EP1263709A2 Process for the carbonylation of ethylenically unsaturated compounds |
| 12/11/2002 | CN1383916A Annealing and promoting catalyst |
| 12/05/2002 | WO2002096862A2 Environmentally friendly process for the hydrogenation of dinitriles |
| 12/05/2002 | US20020183548 High temperature mixing |
| 12/05/2002 | US20020183547 Vapor phase oxidation or amoxidation of an alkane and alkene to unsaturated carboxylic acid and nitriles |
| 12/05/2002 | US20020183199 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 |
| 12/05/2002 | US20020183198 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 |
| 12/05/2002 | CA2444442A1 Environmentally friendly process for the hydrogenation of dinitriles |
| 12/04/2002 | EP1262235A2 Mixed-metal oxide catalysts containing molybdenum and vanadium and processes for preparing the same |
| 12/04/2002 | EP1261580A1 Method for separating an azepine derivative out of a mixture containing an amine and an azepine derivative |
| 12/04/2002 | EP1015402B1 Method for producing compounds containing fluorine, in particular fluorobenzaldehydes and fluorobenzonitriles |
| 12/04/2002 | CN1382671A Process for preparing ester from acetic acid and chlorine gas by cyanation in advance |
| 12/04/2002 | CN1382523A 改进的催化剂 Improved catalyst |
| 12/04/2002 | CN1382522A Reroasted catalyst |
| 11/28/2002 | WO2002012155A3 Process for the preparation of chiral 1,4-diaryl-2-fluoro-2-butenes |
| 11/28/2002 | US20020177737 Hydroformylation of unsaturated compounds using polymeric phosphite ligands |
| 11/28/2002 | US20020177722 Method for the preparation of citalopram |
| 11/28/2002 | US20020177716 Intermediates of CETP inhibitors |
| 11/27/2002 | EP1259503A1 Producing liquid crystals with cf2o bond |
| 11/27/2002 | EP0934236B1 Process for the preparation of substituted aromatic compounds |
| 11/27/2002 | CN1381309A Improved multi-metal oxide catalyst |
| 11/26/2002 | US6486359 Catalyst comprising a complex of a metal of subgroup viii based on a phosphinite ligand, and a method for hydroformylation |
| 11/26/2002 | US6486340 Method for producing an α-aminonitrile from a tertiary anime and a cyanide through oxidation with oxygen by using a transition metal catalyst |
| 11/26/2002 | US6486091 Process for making highly active and selective catalysts for the production of unsaturated nitriles |
| 11/26/2002 | CA2055174C Process for the synthesis of alpha-((dialkylamino) substituted-methylene)-beta-oxo-(substituted) propanenitriles |
| 11/21/2002 | WO2002092552A2 Benzamidoacetonitriles and their use as antiparasitics |
| 11/21/2002 | WO2002092551A2 Copper-catalyzed vapor phase hydrocyanation of diolefinic compounds |
| 11/21/2002 | WO2002092547A1 Method for producing ketones from carboxylic acid anhydrides |
| 11/21/2002 | WO2002053528A8 Method for the regioselective preparation of substituted benzo[g]quinoline-3-carbonitriles and benzo[g]quinazolines |
| 11/21/2002 | US20020173422 Oxidative reactions using membranes that selectively conduct oxygen |
| 11/21/2002 | DE10123909A1 Production of ketone compounds useful in pharmacological applications, comprising reacting boronic acid derivatives with carboxylic acid anhydrides in presence of transition metal catalysts, based on palladium, nickel, platinum or copper |
| 11/21/2002 | CA2447232A1 Method for producing ketones from carboxylic acid anhydrides |
| 11/21/2002 | CA2447084A1 Benzamidoacetonitriles and their use as antiparasitics |
| 11/21/2002 | CA2447051A1 Copper-catalyzed vapor phase hydrocyanation of diolefinic compounds |
| 11/20/2002 | EP1257361A1 PHOSPHOR, ARSENIC AND ANTIMONY COMPOUNDS BASED UPON DIARYL-ANELLATED BICYCLO 2.2.N! PARENT SUBSTANCES AND CATALYSTS CONTAINING SAME |
| 11/20/2002 | EP0889027B1 Process for preparing unsaturated nitrile |
| 11/20/2002 | CN1380880A Process for producing substituted aromatic compound |
| 11/20/2002 | CN1380139A Nox processed mixed metal oxide catalyst |
| 11/20/2002 | CN1094483C 加氢甲酰化方法 Hydroformylation process |
| 11/19/2002 | US6482971 Process for the preparation of 3-alkoxyacrylonitrile |
| 11/13/2002 | EP1256381A2 Promoted multi-metal oxide catalyst |
| 11/13/2002 | EP1255724A1 Substituted norbornylamino derivatives, method for the production thereof, use thereof as a medicament or a diagnostic reagent and medicaments containing said compounds |
| 11/13/2002 | CN1379759A Method for producing acrylonitrile, catalyst for use therein and method for preparing same |
| 11/13/2002 | CN1379758A Method for producing acrylonitrile, catalyst for use therein and method for preparing same |
| 11/13/2002 | CN1379757A Method for producing acrylonitrile, catalyst for use therein and method for preparing same |