Patents
Patents for C07C 255 - Carboxylic acid nitriles (27,066)
10/1990
10/24/1990EP0288764B1 Optically active alpha-amino aldehydes, processes for their preparation and their use in the stereoselective preparation of optically active beta-amino alcohols
10/24/1990EP0280992B1 Cyclohexene carboxylic-acid esters, process for their preparation and their use
10/24/1990CN1046329A Process for preparing norcamphanyldinitriles
10/23/1990US4965394 Difunctional polyfluoroaromatic derivatives and a process of preparing the same
10/23/1990US4965393 Vapor phase catalytic ammoxidation of propylene
10/23/1990US4965362 Reacting water with acrylonitrile in presence of a base
10/23/1990US4965276 Administering 4-trifluoromethylanilide of 5-methylisoxazole-4-carboxylic acid and/or n-(4-trifluoromethylphenyl)-2-cyano-3-hydroxycrotonamide
10/23/1990US4965274 Quinolyl methoxy compounds, processes for preparation thereof and pharmaceutical composition comprising the same
10/23/1990CA1275419C Second harmonic generation with schiff bases
10/23/1990CA1275399C Attrition resistant catalysts, catalyst precursors and catalyst supports
10/18/1990WO1990012073A1 Trifluoromethylcyclohexane derivatives
10/18/1990WO1990011695A1 Novel n-(sulfomethyl)-n'-arylureas
10/17/1990EP0392515A1 A difluoroalkylcyclohexyl-benzonitrile derivative
10/17/1990EP0392286A1 3-Cyano-4-phenyl-pyrrole derivatives
10/17/1990EP0391956A1 Cyanohydrin derivatives and their use in liquid crystal materials and devices.
10/17/1990CN1046154A Manufacturing method of high-activity chlorocyanothrin
10/16/1990US4963633 Bisacrylate monomers and polymers exhibiting nonlinear optical response
10/16/1990US4963590 Enzyme inhibitor for treating parkinson's disease along with dopa;potentiation
10/16/1990US4963584 Pyrethroidal composition comprising more than one active ingredients
10/16/1990CA1275251C Medicaments to combat chronic graft-versus-host diseases and to combat autoimmune diseases, in particular systemic lupus erythematosus
10/10/1990EP0391662A1 Nitroaniline dyes with a cyano substituent group
10/10/1990EP0391349A2 Coproduction of propanediamine and alkylated aminopropylamines
10/09/1990US4962223 Process for the synthesis of the levodopa
10/09/1990US4962198 Process for the hydroxylation of electrophilic aromatic compounds
10/09/1990US4962122 Aryloxyphenylpropylamines and their preparation and use
10/09/1990US4961876 Liquid crystalline ferroelectric derivatives of branched acyclic alpha-chlorocarboxylic acids
10/09/1990US4961875 Condensate of an optically active-4-(1-hydroxyethyl)biphenyl with an optically active organic acid
10/09/1990US4961631 Nonlinear optical devices from derivatives of stilbene
10/09/1990CA1275114A1 Oculoselective b-blockers
10/09/1990CA1275110A1 Phenoxyethylamine derivatives
10/09/1990CA1275108A1 Insecticidal composition comprising more than one active ingredients
10/07/1990CA2013628A1 Coproduction of propanediamine and alkylated aminopropylamines
10/05/1990WO1990011998A1 Process for producing norcamphanedicarbonitriles
10/04/1990DE4004281A1 Mesogene und promesogene nichtracemische chirale verbindungen Mesogenic and non-racemic chiral compounds promesogene
10/03/1990EP0390181A2 Perylenequinone (UCN-1028D) derivatives
10/03/1990EP0389701A1 Ammoxidation of paraffins and catalysts therefor
10/03/1990EP0389618A1 Aryloxy-, arylthio-, heteroaryloxy-, heteroarylthio-alkenylene derivatives of amines
10/03/1990EP0236163B1 Derivatives of n-alpha-substituted n-alpha-arylsulfonylaminoacyl p-amidinophenylalaninamides, their preparation, their use as medicaments and their intermediates
10/03/1990CN1045771A Substd. trifluorethyl esters of phenylacetic acid, processes for preparation and use as pesticides thereof
10/03/1990CN1045769A Substituted biphenyls
10/02/1990US4960884 Pesticidal 2-fluoroethyl ethers
10/02/1990US4960758 Novel β-D-phenylthioxylosides, their method of preparation and their use as pharmaceuticals
10/01/1990WO1990011997A2 Inhibitors of mono-amine oxidase, process for their preparation, and their use in therapeutics.
10/01/1990CA2050590A1 Monoamine oxidase inhibitors and their preparation process and their use in therapy
09/1990
09/29/1990WO1991003445A2 Halogenated benzene derivatives and liquid crystalline medium
09/29/1990CA2039721A1 Halogenated benzene derivatives, and a liquid-crystalline medium
09/26/1990EP0389255A1 Process for producing molybdenum bismuth-containing metal oxide catalyst
09/26/1990EP0388732A2 Pentasubstituted phenyls
09/26/1990EP0388587A1 Process for the industrial Knoevenagel synthesis
09/26/1990CN1045576A Pesticides
09/26/1990CN1045532A Catalyst containing ortho chloro-toluene-ammonia oxidant and ortho chlorobenzoyl cyanide
09/25/1990US4959487 Process for producing aromatic nitrile
09/25/1990US4959467 Control of product selectivity in the addition of HCN to arabinose
09/25/1990US4959448 Liquid crystalline side-chain polyesters prepared by polycondensation reactions
09/25/1990US4959391 Lipoxygenase inhibitors, leukotriene diseases
09/25/1990CA1274545A1 3-(3-iodopropargyloxy)-propionitrile, a process for its preparation and its use
09/25/1990CA1274544A1 Process for the selective hydrogenation of unsaturated compounds
09/25/1990CA1274536A1 Enol ethers and a process for their preparation and o-pyrones and a process for their preparation and the use thereof
09/22/1990CA2012572A1 Substituted biphenyls
09/20/1990DE4006921A1 Di:fluoro-methylene cpds. - useful as low-viscosity components of liq. crystalline media for liq. crystal and electro=optical display elements
09/18/1990US4958045 Enamines, bactericides, animal growth regulators
09/18/1990US4958044 Chemical intermediates for (aminomethyl)cyclohexaneacetic acid, (cyanocyclohexyl)malonic acid, dialkyl ester
09/18/1990US4958043 Novel methine compounds, polymers containing them and formed articles therefrom
09/18/1990US4958042 Dimerization of acrylonitrile
09/18/1990CA1274248A1 METHOD OF PREPARING .alpha.-ARYLALKANOIC ESTERS
09/18/1990CA1274245A1 [hexakis(pentenenitrilo)nikel ii] bis-[mu- (cyano) bis(triphenylborane) (i)], its method of preparation and its use
09/12/1990EP0387058A1 Process for preparing benzylpyruvic acids and esters
09/12/1990EP0386572A1 Substituted 2-phenyl-alk(en)-1-yl-cyclopropancarboxylic acid-benzylesters, process for their preparation and their utilization for combatting pests
09/12/1990EP0386561A1 Substituted oxime ethers and fungicides containing them
09/12/1990EP0386452A1 Diphenyl heteroalkyl derivatives, their preparation and medicinal and cosmetic preparations prepared therefrom
09/12/1990EP0386451A1 Oxygen-bearing diphenyl heteroalkanes, process for their preparation and use
09/12/1990CN1009551B Synthesis of fluorescent dye 1,4-bis-(o-cyan-styryl) benzene
09/11/1990US4956490 Process for preparing benzylpyruvic acids and esters
09/11/1990US4956488 Dielectric anisotropic liquid crystals
09/11/1990US4956473 2-aza-4-(alkoxycarbonyl)spiro[4,5]decan-3-one
09/11/1990US4956416 Amino or hydrazino peroxides, derivatives and their uses
09/11/1990US4956387 Substituted hydrazones and fungicides containing these compounds
09/11/1990CA1273940A1 Process for producing phenylene derivatives
09/11/1990CA1273936A1 Process for the preparation of halogenated quinolonecarboxylic acids and acid nitriles
09/09/1990CA2011782A1 Process for preparing benzylpyruvic acids and esters
09/07/1990WO1990009975A1 Aldehyde oxidation
09/05/1990EP0385874A1 Functionalisation at position (n+1) of aryl derivatives disubstituted at position n and (n+2)
09/05/1990EP0385692A2 Optcally active compounds
09/05/1990EP0385357A1 Ortho-substituted 1-naphthyl ethers, and fungicides containing them
09/04/1990US4954648 Method for the bromination of aromatic compound
09/04/1990US4954523 Benzophenone oxime ether compounds, pharmaceutical compositions and treatment methods
09/04/1990US4954165 Substituted benzoyl derivatives and selective herbicides
09/04/1990CA2011088A1 Substituted benzyl 2-phenyl-1-alk(en)ylcyclopropane-carboxylates and the use thereof for controlling pests
09/03/1990CA2011348A1 Process for functionalizing n and (n+2) disubstituted arylic derivatives in the (n+ 1) position
09/02/1990CA2011251A1 Organic sludge dehydrater
08/1990
08/31/1990CA2009102A1 Ortho-substituted 1-naphthyl ethers and fungicides containing these
08/29/1990EP0384392A1 Cyanation of haloaromatics utilizing catalysts generated in situ starting with NiCl2 or NiCl2 6H2O
08/29/1990EP0384230A1 Substituted phenoxyphenyl propionic acid derivatives
08/29/1990EP0384198A1 Process for the separation of ammonium sulfate from waste streams with high content of tar coming from the preparation of (meth) acrylonitrile
08/29/1990EP0257295B1 (z)-2-cyano-2-oximino-acetyl chlorides, and process for their preparation
08/29/1990CN1044936A Fluorinated derivatives of 3-ethenyl-2, 2-dimethyl cyclopropane carboxylic acid, their preparation process, their use as pesticides and compositions coutaining them
08/29/1990CN1009339B Process for production of composite oxide catalysts
08/28/1990US4952722 Cyclohex-2-en-1-one derivatives; herbicides
08/28/1990US4952720 Ortho-substituted benzyl carboxylates and fungicides which contain these compounds
08/28/1990US4952719 Reacting alkali metal fluoride with 4-chloro-3,5-dinitrobenzonitrile; chlorodenitrating