Patents
Patents for C07C 255 - Carboxylic acid nitriles (27,066)
02/1999
02/18/1999WO1999007666A1 Amine derivatives and process for producing the same
02/18/1999CA2300273A1 Amine derivatives and method for producing the same
02/18/1999CA2298585A1 Method for producing mixtures of monoolefinic c5-mononitriles by catalytic hydrocyanation in the presence of a catalyst containing at least one metallocene phosphor (iii)-nickel-(0) complex
02/17/1999EP0896531A1 Il-8 receptor antagonists
02/17/1999CN1208401A Process for producing 'alpha', 'beta'-unsaturated nitrile
02/17/1999CN1208347A Substituted N-[(aminoiminomethyl or aminomethyl) phenyl] propyl amides
02/16/1999US5872267 Reacting a cyclohexanone or derivative with acrylic compound to form intermediate in basic environment, oxididation with hydrogen peroxide or organic peroxides in acid catalyst to form intermediate, hydrogenation or hydrolysis of the product
02/16/1999US5872259 Crystallization
02/16/1999US5872256 Cyclobutenedione derivative, process for preparing the same, and nonlinear optical element
02/16/1999US5872224 Boronic compound complexing reagents and highly stable complexes
02/16/1999US5872137 Dihalopropene compounds, insecticidal/acaricidal agents containing same, and intermediates for their production
02/16/1999US5872118 Relaxation of skeletal muscle in spastic, hypertonic and hyperkinetic conditions
02/11/1999WO1999006398A1 1,3-oxazolinyl-biphenyl derivatives, preparation method and use as synthesis intermediates
02/11/1999WO1999006360A1 Method for preparing 3-cyano-2,4-dihalogen-5-fluor-benzoic acid
02/11/1999WO1999006359A1 Improved hydrocyanation process
02/11/1999WO1999006358A1 Hydrocyanation processes and multidentate phosphite ligand and nickel catalyst compositions therefor
02/11/1999WO1999006357A1 Hydrocyanation of diolefins and isomerization of nonconjugated 2-alykl-3-monoalkenenitriles
02/11/1999WO1999006356A1 Hydrocyanation processes and multidentate phosphite ligand and nickel catalyst compositions therefor
02/11/1999WO1999006355A1 Hydrocyanation of diolefins and isomerization of nonconjugated 2-alkyl-3-monoalkenenitriles
02/11/1999WO1999006345A1 Improved process of preparation of linear aldehydes
02/11/1999WO1999006339A1 Method for preparing substituted benzyl bromides
02/11/1999WO1999006146A2 Supported diols and supported bis(phosphorus) ligands
02/11/1999DE19835247A1 Catalyst for ammoxidation of propane or isobutane to (meth)acrylonitrile
02/11/1999DE19733682A1 Verfahren zur Herstellung von Gemischen monoolefinischer C¶5¶-Mononitrile durch katalytische Hydrocyanierung in Gegenwart eines katalysators, umfassend wenigstens einen Metallocenphosphor(III)-Nickel(0)-Komplex A process for preparing mixtures of monoolefinic C¶5¶ mononitriles by catalytic hydrocyanation in the presence of a catalyst comprising at least one metallocene-phosphorus (III) -nickel (0) complex
02/11/1999CA2291693A1 Improved process of preparation of linear aldehydes
02/11/1999CA2291443A1 Hydrocyanation of diolefins and isomerization of nonconjugated 2-alkyl-3-monoalkenenitriles
02/10/1999EP0895987A1 Highly pure alkyl 2-cyanoacrylates
02/10/1999EP0895986A2 A process for producing a nitrile
02/10/1999EP0895809A1 Niobium-containing aqueous solution for use in producing niobium-containing oxide catalyst
02/10/1999EP0784610B1 Hydrocyanation process and multidentate phosphite and nickel catalyst composition therefor
02/10/1999EP0659174B1 Derivatives of valproic and 2-valproenoic acid amides and use as anticonvulsants
02/10/1999CN1207725A Pesticides
02/10/1999CN1207386A Improved acrylonitrile recovery process
02/10/1999CN1207385A Purification of acetonitrile by distillative recovery/ion exchange resin treatment process
02/09/1999US5869732 High purity; reacting one mole of pentaerythritol with 3 moles of acrylonitrile by michael addition reaction in an alkaline aqueous solution with an extraction solvent; useful in production of a high dielectric polymer
02/09/1999US5869730 Oxidant reduction by manipulation and/or treatment of aqueous acrylonitrile process streams
02/09/1999US5869663 Intermediates for neurokinin receptor antagonists
02/09/1999US5869623 Boronic compound complexing reagents and complexes
02/04/1999WO1999005120A1 Process for the preparation of 1,3-diaza-spiro (4.4) non-1-en-4-one derivatives and 1-cyano-1-acylaminocyclopentane intermediates
02/04/1999WO1999005119A1 Process for the preparation of 1,3-diaza-spiro (4.4) non-1-en-4-one derivatives and 1-cyano-1-acylamino-cyclopentane intermediates
02/04/1999WO1999005098A1 Method for the production of n-(5-amino-2-cyano-4-fluoro-phenyl)-sulphonamides and new intermediate products
02/04/1999WO1999005097A1 Liquid crystal propene or propenyl nitrile derivatives
02/04/1999WO1999005095A1 Aminocycloalkane compounds
02/04/1999DE19831093A1 Acetylene derivatives used as components of liquid crystal media
02/04/1999DE19733243A1 Verfahren zur Herstellung von 3-Cyano-2,4-dihalogen-5-fluor-benzoesäure Process for the preparation of 3-cyano-2,4-dihalogeno-5-fluoro-benzoic acid
02/04/1999CA2296329A1 Aminocycloalkane compounds
02/03/1999CN1206708A Adding oxygen in acrylonitrile for reducing inert substance
02/03/1999CN1206627A Preparation of alumen antimonate catalyst by using zinc dioxide hydrate
02/02/1999US5866722 Fungicidal methods compounds and compositions containing benzophenones
02/02/1999US5866709 Process for making aromatic nitriles
02/02/1999US5866708 Oxygen-containing gas, in a reactor at a high temperature in a gas phase over a fluidized bed
02/02/1999US5866611 Phenoxypropylamine inhibitors of squalene synthese, useful in treating diseases in which a lowering of cholesterol is desirable.
02/02/1999US5866577 Aromatic amidine derivatives and salts thereof
02/02/1999US5866513 Aryl-substituted cycloalkanes and cycloalkenes and herbicidal use thereof
02/02/1999US5866502 Process for the preparation of antimonate catalysts for (AMM) oxidation of alkanes and alkenes
02/02/1999US5865856 Mixture containing coupler and developer
01/1999
01/29/1999CA2243875A1 Method of making aromatic nitriles
01/28/1999WO1999003894A1 Polymerizable compositions containing alkoxyamine compounds derived from nitroso- or nitrone compounds
01/28/1999WO1999003825A1 Method for gas phase catalytic oxidation of hydrocarbon
01/28/1999WO1999003802A1 Catalysed fluorination of carbonyl compounds
01/28/1999DE19731783A1 Verfahren zur Herstellung von N-(5-Amino-2-cyano-4-fluor-phenyl)-sulfonamiden und neue Zwischenprodukte A process for preparing N- (5-amino-2-cyano-4-fluoro-phenyl) -sulfonamiden and novel intermediates
01/28/1999CA2296675A1 Method for gas phase catalytic oxidation reaction of a hydrocarbon
01/27/1999EP0893436A1 Process for producing cyanoformate esters
01/27/1999EP0893435A2 Oxygen addition to reduce inerts in an acrylonitrile reactor
01/27/1999EP0893434A1 Intermediates for the preparation of oximethers
01/27/1999EP0893424A1 Alpha,alpha-difluorobenzyl ether derivatives, liquid crystal compositions, and liquid crystal display devices
01/27/1999EP0893423A1 Liquid crystal compounds having fluorinated linkages, liquid crystal compositions, and liquid crystal display devices
01/27/1999EP0892784A1 Aminoisoquinolines and aminothienopyridine derivatives and their use as anti-inflammatory agents
01/27/1999EP0892778A1 Method of simultaneously producing 6-aminocapronitrile and hexamethylenediamine
01/27/1999EP0892777A1 Method of producing amines and aminonitriles
01/27/1999EP0796243B1 Diaminocyclobutene-3,4-diones
01/27/1999CN1206404A Imino oxyphenyl acetic acid derivative, method and intermediate for their preparation and use thereof
01/26/1999US5863951 N-(ortho-substituted benzyloxy) imine derivatives and their use as fungicides, acaricides or insecticides
01/25/1999CA2243871A1 Oxygen addition to reduce inerts in an acrylonitrile reactor
01/22/1999CA2243691A1 Process for producing cyanoformate esters
01/21/1999WO1999002526A1 Tropane analogs and methods for inhibition of monoamine transport
01/21/1999WO1999002498A1 Process and a novel intermediate for the preparation of flecainide
01/21/1999DE19832033A1 Production of acrylonitrile or methacrylonitrile
01/21/1999CA2297187A1 Tropane analogs and methods for inhibition of monoamine transport
01/20/1999EP0891986A1 Polymerizable compositions containing alkoxyamine compounds derived from nitrogen oxide
01/20/1999EP0891323A2 Catalyzed vapor-phase hidrocyanation of diolefinic compounds
01/20/1999CN1205742A Movel process for preparing N-acetyl(L)-4-cyanophenylalanine Ac-(L)-phe(4-CN)-OH and N-acetyl-(L)-p-amidinophenylalantne-cyclohexylglycine-'beta'-(3-N-methylpyridinium)-alanine Ac-(L)-pAph-Chg-PalMe(3
01/20/1999CN1205685A Improved process for hydrocyanation of diolefins and isomerization of nonconjugated 2-alkyl-3-monoalkenenitriles
01/20/1999CN1205654A Method for preparing ammoxidation catalysts for fluidised-bed or moving-bed reactor
01/20/1999CN1041721C Cyanhydrin process for preparing methyl cyanide chrysanthemic easter from tetramethyl cyclopropane carboxylic acid
01/20/1999CN1041720C Bicyclic amide derivatives, its prepn. method, medicinal compsns. and medical application
01/19/1999US5861534 Diaminobenzene derivatives and polyimides prepared therefrom
01/19/1999US5861428 Alleviation of osteoarthritis, rheumatoid arthritis, septic arthritis, periodontal disease, corneal ulceration, proteinuria, aneurysmal aortic disease, dystrophobic epidermolysis bullosa, inflammation, osteopenias, tempero
01/19/1999US5861427 Substituted 4-biarylbutyric acid derivatives as matrix metalloprotease inhibitors
01/19/1999US5861421 Useful for treating allergic and inflammatory diseases
01/19/1999US5861369 (2-carboxy-3-hydroxy-propyl)-iminodiacetic acid and derivatives
01/14/1999WO1999001425A1 Method for production of 2,4,5-trifluorobenzonitrile
01/14/1999WO1999001423A1 Glucagon antagonists/inverse agonists
01/14/1999WO1999001410A1 Methods for inhibiting the polymerization of vinyl monomers
01/14/1999WO1999001127A1 Compounds and methods
01/14/1999CA2294770A1 Compounds and methods
01/13/1999EP0890572A1 Purification of acetonitrile by a distillative recovery/ion exchange resin treatment process
01/13/1999EP0890176A1 Proton conductor in liquid form
01/13/1999EP0889863A2 Surface modified carbonate materials
01/13/1999EP0757670B1 Benzamide derivatives as vasopressin antagonists