Patents
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Patents for C07C 253 - Preparation of carboxylic acid nitriles (14,307)
07/2003
07/17/2003US20030135064 Treating a calcined mixed oxide catalyst with H2, alcohol or a nitrogen oxide; one step oxidation of alkanes to product unsaturated carboxy acids or unsaturated nitriles
07/17/2003US20030135052 In the presence of hydrogen gas and a metal catalyst; tertiary amines, such as bis(3-hydroxypropyl)methylamine or bis(5-cyanopentyl)2-hydroxyethyl- or -methylamine
07/17/2003US20030135014 Derived from aryl to aryl coupling of a substituted 2,2'-dihydroxyl-1,1'-binaphthalene or biphenylene and phosphonylated with a diaryloxyphosphite, diarylphosphine or aryloxyphosphinite
07/16/2003EP1327627A1 Compounds and method for preparing substituted 4-phenyl-4-cyanocyclohexanoic acids
07/16/2003EP1326836A1 Process for making 3-amino-2-chloro-4-methylpyridine
07/16/2003EP1077932B1 Method for preparing aminonitrile and diamine
07/15/2003US6593487 Latent curing agents for epoxy resins
07/15/2003US6593473 Evaporating form aqueous solution; solidification
07/15/2003US6593327 Compounds and compositions as protease inhibitors
07/15/2003US6592722 Polymerization inhibitor for vinyl-containing materials
07/10/2003WO2003055600A1 Catalysts comprising cyclic acylurea compounds and processes for production of organic compounds with the same
07/10/2003US20030130544 Process for the telomerization of a conjugated diene, catalyst and bidentate ligand useful therein
07/09/2003EP1325905A1 Process for preparing succinonitrile
07/09/2003EP1324978A1 Method for separating pentenenitrile isomers
07/09/2003EP1324977A2 Process for producing fluorinated dicyanobenzene
07/09/2003EP1324976A2 Hydrocyanation method for ethylenically unsaturated organic compounds
07/09/2003EP1324969A1 Method for stabilising acrylic monomers
07/09/2003EP1165496B1 Substituted aniline compounds
07/09/2003CN1429220A Crystalline base of citalopram
07/09/2003CN1429201A Method for producing cyanovaleric acid or esters thereof
07/09/2003CN1428332A Reaction device for preparing nitrile compound and working method thereof
07/09/2003CN1113864C Process for preparing caprolactam using 6-aminocapronitrile
07/09/2003CN1113858C Process for producing acrylonitrile
07/09/2003CN1113854C Process for simultaneously preparing 6-aminocapronitrile and hexamethylene diamine
07/08/2003US6590115 Useful as ligands for metal catalysts for asymmetric reactions, in particular as rhodium complexes for asymmetric hydrogenation of enamide, itaconate, and alpha-ketoester compounds
07/08/2003US6589907 Zn and/or Ga promoted multi-metal oxide catalyst
07/08/2003CA2265438C Method for preparing a cyanobiphenyl
07/03/2003WO2003053913A1 Ammoxidation of hydrocarbons and hydrogenated metallo oxynitride catalysts therefor
07/03/2003US20030125563 Asymmetric 1,4-reductions of and 1,4-additions to enoates and related systems
07/02/2003EP1323464A2 Reactor for producing a nitrile compound and method for operating the reactor
07/02/2003EP1322744A1 Coated, granular n-alkylammonium acetonitrile salts and their use as bleach activators
07/02/2003EP1322609A2 Highly enantiomerically pure lactam-substituted propanoic acid derivatives and their preparation
07/02/2003EP1322603A1 Process for the preparation of n-(substituted phenyl)-3-alkyl-, aryl- and heteroarylsulfonyl-2-hydroxy-2-alkyl- and haloalkylpropanamide compounds
07/02/2003CN1426999A Lipid derivative of tetracyanoparaquinone dimethane and its synthesis method
07/02/2003CN1426996A N-(aminopropyl)-tolylene diamine and its application as epoxy curing agent
07/02/2003CN1426995A N-cyanoethylated 0-and meta-tolylene diamine composition and preparing process thereof
07/02/2003CN1426834A Catalyst composition for ammoxidation of parafins and olefins, and preparing process and use thereof
07/01/2003US6586616 Process for preparing(R)-4-cyano-3-hydroxybutyric acid ester
06/2003
06/26/2003WO2003051824A1 α-CYANOACRYLATES
06/26/2003WO2003051823A1 Beta-amino-alpha-cyanoacrylates and their use as herbicides
06/26/2003US20030120081 Process for the preparation of non-steroidal glucocorticoid receptor modulators
06/26/2003US20030119827 Peptidyl carbamates; treatments for osteoporosis and autoimmune diseases
06/26/2003US20030119788 N-cyanomethyl carbonamides and sulfonamides which are cysteine protease, particularly cathepsin K, inhibitors
06/26/2003CA2470156A1 .beta.-amino-.alpha.-cyanoacrylates and their use as herbicides
06/26/2003CA2469716A1 .alpha.-cyanoacrylates
06/25/2003EP1321459A2 N-Cyanoethylated ortho and meta toluenediamine compositions and process for making them
06/25/2003EP1321458A1 Catalyst compositions for the ammoxidation of alkanes and olefins, methods of making and of using same
06/25/2003EP1321453A2 N-(Aminopropyl)-toluenediamines and their use as epoxy curing agents
06/25/2003EP1321188A1 Catalytic process for the manufacture of acrylonitrile and hydrogen cyanide
06/25/2003EP1077765B1 Photochemical and thermochemical solar syntheses using flat-bed solar collectors/solar reactors
06/25/2003CN1112352C Acrylonitrile quenching method
06/25/2003CN1112351C Refining method for high purity acetonitrile
06/25/2003CN1112244C Catalyst for ammonoxidation process to prepare anisyl nitrile and its preparation and use
06/25/2003CN1112243C Retention of activity of molybdernum-containing metallic oxide catalyst
06/25/2003CN1112230C Method for filtering three-phased reaction mixture
06/24/2003US6583307 Convenient and efficient Suzuki-Miyaura cross-coupling catalyzed by a palladium/diazabutadiene system
06/19/2003WO2003050079A1 Process for preparing succinonitrile
06/19/2003WO2003050074A1 Manufacture of venlafaxine hydrochloride and crystalline polymorphs thereof
06/19/2003US20030114702 Reacting a carbon ring or heterocyclic compound with ammonia and oxygen
06/19/2003US20030114701 Process for producing a polynitrile compound
06/19/2003US20030114700 Continuous process for the cyanoalkylation of compounds having one or more NH functions
06/19/2003US20030114638 Alkene borates and a process for covalently coupling organic compounds
06/18/2003EP1319654A2 Process for producing a nitrile compound
06/18/2003EP1319653A2 Process for producing a polynitrile compound
06/18/2003CN1424308A Preparation of nitrile compounds
06/18/2003CN1424307A Preparation of nitrile compounds
06/17/2003CA2291133C Method for the preparation of citalopram
06/12/2003WO2003048112A1 Aminoacetonitrile derivatives and their use for controlling parasites
06/12/2003WO2003048111A1 Process for producing 5-(3-cyanophenyl)-3-formylbenzoic acid compound
06/12/2003WO2003048097A1 Oxidation process in fluidised bed reactor
06/12/2003WO2003048079A2 Method for the arylation of olefins
06/12/2003US20030109760 Destroying peroxy compounds that might be present
06/12/2003US20030109749 Processes for the preparation of olefins, unsaturated carboxylic acids and unsaturated nitriles from alkanes
06/12/2003US20030109746 Turbulence gas flow
06/12/2003US20030109739 Use of phenylenediamines and hindered phenols to inhibit polymer formation during the manufacture of acrylonitrile
06/12/2003CA2468942A1 Process for producing 5-(3-cyanophenyl)-3-formylbenzoic acid compound
06/12/2003CA2468500A1 Oxidation process in fluidised bed reactor
06/12/2003CA2466570A1 Aminoacetonitrile derivatives and their use for controlling parasites
06/11/2003EP1318127A2 Improved processes for the preparation of olefins, unsaturated carboxylic acids and unsaturated nitriles from alkanes
06/11/2003EP0996614B1 Acrylonitrile compounds, process for their production and pesticides containing them
06/11/2003CN1422843A Halogenated terephthalonitrile preparation method
06/11/2003CN1422833A Improved method for preparing olefin, non-mathred carboxyl acid and non-matured nitrile
06/10/2003US6576794 Reacting a primary or secondary alcohol with acrylonitrile in presence of an alkali metal hydroxide to obtain alkyloxypropionitrile, adding water without removing alkali metal hydroxide to effect hydrogenation using a catalyst
06/05/2003WO2003046049A1 Polymeric, phosphorous-containing compositions and their use in hydrocyanation, isomerization and hydroformylation reactions
06/05/2003WO2003046019A1 Supported bis(phosphorus)ligands and their use in the catalysis
06/05/2003WO2003045555A2 Process for the preparation of a nickel/phosphorus ligand catalyst for olefin hydrocyanation
06/05/2003WO2003045552A2 Polymeric phosphorus-containing compositions and their use in hydrocyanation, unsaturated nitrile isomerization and hydroformylation reactions
06/05/2003WO2002085843A3 Process for the preparation of 1,3-substituted indenes and aryl-fused azapolycyclic compounds
06/05/2003US20030105353 Process for the arylation of olefins
06/05/2003US20030105349 Preparation of beta-ketonitriles
06/05/2003US20030105348 Process for making 5-cyanovaleric acid, adipic acid or dimethyl adipate
06/05/2003US20030105347 Method for producing 4-cyano-3-oxobutanoate and 4-ctano-3-hydroxybutanoate
06/05/2003US20030105161 Analgesics; antiinflamamtory agents
06/05/2003CA2468293A1 Process for the preparation of a nickel/phosphorus ligand catalyst for olefin hydrocyanation
06/05/2003CA2468195A1 Polymeric phosphorus-containing compositions and their use in hydrocyanation, unsaturated nitrile isomerization and hydroformylation reactions
06/05/2003CA2468129A1 Polymeric, phosphorous-containing compositions and their use in hydrocyanation, isomerization and hydroformylation reactions
06/05/2003CA2468127A1 Supported bis(phosphorus)ligands and their use in the catalysis
06/04/2003EP1316546A1 Process for the preparation of beta-ketonitriles
06/04/2003EP1117637B1 Method of quenching gaseous acrylonitrile and hydrogen cyanide product stream
06/04/2003EP1064093B1 Catalyst comprising a rhodium complex based on a a phosphonite ligand and method for hydroformylation
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