Patents
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Patents for C07C 253 - Preparation of carboxylic acid nitriles (14,307)
12/1981
12/02/1981EP0040991A1 Preparation of insecticidal mixture of stereoisomers of alpha-cyano-3-phenoxybenzyl isovalerates
12/02/1981EP0040950A2 Process for regenerating antimony containing oxide catalyst
12/02/1981EP0040932A1 Amide derivatives, process for their manufacture and pharmaceutical or veterinary compositions containing them
12/02/1981EP0040744A1 Aminopropiophenone oximes, processes for preparing them and their use as fungicides
12/02/1981EP0040742A1 3-(Chloro-3,3,4,4,4-pentafluoro-1-butenyl)-2,2-dimethylcyclopropanecarboxylic acid esters, process for their preparation and their use in insecticides
12/02/1981EP0040740A2 Aminopropanol derivatives, process for their preparation and their use as fungicides
12/01/1981US4303672 Cyclopropanecarboxylate insecticides and/or acaricides exhibiting low toxicity to mammals and fish
12/01/1981US4303585 3-Oxa-bicyclo (3,1,0)-hexan-2-one intermediates
12/01/1981CA1113498A1 Preparation of methacrylic derivatives from tertiary butyl-containing compound
12/01/1981CA1113477A1 Substituted phenoxybenzyloxycarbonyl derivatives and their use as insecticides and acaricides
12/01/1981CA1113463A1 3-(2-hydroxy-4-(substituted)phenyl) azacycloalkanes and derivatives thereof as analgesic agents and intermediates therefor
11/1981
11/25/1981EP0040583A1 Process for the preparation of a UV-absorbing mask
11/24/1981US4302583 Process for the preparation of acyl cyanides
11/24/1981US4302472 Substituted N-(β-alkoxy-ethyl)-N-(4-phenoxy-benzyl)-dichloro-acetamides and process for their preparation
11/18/1981EP0040177A1 Process for the preparation of benzene or naphthalene alkenyl carboxylic acid derivatives
11/18/1981EP0039892A1 Substituted phenyl ethers
11/18/1981EP0039771A1 Cyclopropane derivatives, pharmaceutical compositions containing them and processes for their production
11/17/1981US4301243 Photographic recording material
11/17/1981US4301186 For in situ decomposition by radiation to produce amines for hardening a polyurethane or epoxy resin monomers solution
11/17/1981US4301088 Method of preparing benzyl alcohols by decarbonylation of formic acid esters
11/10/1981US4299972 Esterification
11/10/1981US4299967 Insecticides
11/10/1981US4299775 Cyanation of isophorone
11/04/1981EP0039173A1 Preparation of cyano substituted benzyl ester insecticides
11/04/1981EP0038987A1 Process for preparing acyl cyanides
11/04/1981EP0038936A1 Derivatives of 1-aryloxy-3-alkylamino-2-propanol and methods for their preparation
11/03/1981US4298546 Catalytic, to linear pentenenitrile in presence of butadiene
11/03/1981US4298545 Catalytic oxidation of condensate of heta- or para-xylylenediamine
10/1981
10/28/1981EP0038735A1 Method for the preparation of compounds having a perfluoroalkyl group, in acid media containing zinc
10/28/1981EP0038708A1 Process for producing benzophenone-azines
10/28/1981EP0038617A1 Diastereomers of amino acid esters, pesticidal compositions including them and method of controlling pests using them
10/28/1981EP0038507A1 Process for the manufacture of carboxylic acid nitriles
10/27/1981US4297371 Insecticides, miticides, and pesticides; veterinary medicine
10/21/1981EP0038271A2 Cyclopropane carboxylic acid derivatives, their preparation and use in combating parasites of plants and animals, their compositions and intermediates
10/14/1981EP0037465A2 Amino azo compounds
10/13/1981US4294762 Preparation of α-cyano-benzyl esters
10/13/1981US4294665 Separation of acetonitrile from crude olefinically unsaturated nitrile
10/13/1981CA1110654A1 Camphor-treated benzylidenes; process for their preparation and cosmetic substances holding same
10/13/1981CA1110649A1 Process for the preparation of four-membered cyclic ketones
10/13/1981CA1110630A1 1-halogeno-1-propyn-3-ols, a process for their preparation and their use as fungicides
10/07/1981EP0037123A1 Method for producing aromatic nitriles
10/06/1981US4293504 Crystallization, basic catalysts
10/06/1981CA1110277A1 Catalyst recovery
09/1981
09/30/1981EP0036774A1 Preparation of insecticidal optically active alpha-cyano-3-phenoxybenzyl 2-(4-substituted-phenyl)isovalerates
09/30/1981EP0036464A2 Production of improved antimony containing catalysts, catalysts so produced and use thereof
09/30/1981EP0036441A1 Process for preparing carboxylic acid cyanides
09/29/1981US4292446 Aniline derivatives
09/29/1981CA1109868A1 Amide compounds and polymers thereof useful in photographic materials
09/22/1981US4291056 Consisting of 3-(2,2-dichlorivinyloxy)-benzylesters
09/22/1981US4291049 Acyl anilines exerting a fungicidal action
09/22/1981US4290922 Aqueous slurry of mixed oxides of molybdenum, cobalt, nickel, iron, bismuth, vanadium, calcium, potassium, silicon, chromium or zirconium; spray drying and calcining
09/22/1981US4290920 Improve performace of used catalysts
09/16/1981EP0035754A2 Process for manufacturing 1,1-dichloro-alkenes
09/16/1981EP0035753A2 Process for manufacturing 1,1-dichloro-alkenes
09/16/1981EP0035734A1 1-(Acylamino-aryloxy-)2-hydroxy-3-alkinyl-amino propanes and processes for their manufacture
09/16/1981EP0035733A1 1-(Acylamino-aryloxy-)2-hydroxy-3-alkinyl-amino propanes and processes for their manufacture
09/16/1981EP0035724A2 Process for manufacturing 1,1-dihalogenated alkenes
09/16/1981EP0035711A2 10-Substituted-5-cyanomethylene-dibenzo-(a,d)cycloheptenes, process for their preparation and pharmaceutical compositions containing them
09/15/1981US4289711 Ester synthesis
09/09/1981EP0035363A1 Indane derivatives, methods of their preparation and compositions containing them
09/08/1981US4288452 1-Aryloxy-3-nitratoalkylamino-2-propanols and use as β-receptor blocker
09/08/1981US4288387 Reaction of a halogenopentene or hexene with a diazoacetic ester in the presence of catalyst which is metallic copper, a copper salt, a rhodium salt, or a transition metal complex of a chiral schiff base
09/08/1981US4288386 Coupling aryl halides with metal phenolates, copper catalyst, tertiary amine sequestering agent
09/08/1981US4288384 N-Cyanoalkyl haloacetamides herbicidal antidotes
09/08/1981CA1108633A1 1-aryloxy-2-hydroxy-3-aminopropanes and process for preparing same
09/02/1981EP0034883A1 2-Nitro-5-(substituted-phenoxy) benzoyl derivatives as herbicides
09/02/1981EP0034763A2 Process for obtaining pure nitriles
09/02/1981EP0034762A2 Process for obtaining malonitrile
09/02/1981EP0034741A2 Process for the preparation of a substituted bromofluorobenzene and 3-bromo-4-fluorobenzonitrile
09/01/1981US4287208 Combating arthropods with stereoisomers of 2,2-dimethyl-3-(2,2-dichlorovinyl)-cyclopropane-1-carboxylic acid α-c
09/01/1981US4287134 Purification of acetonitrile by caustic extraction
09/01/1981US4287125 By reacting an alkali or alkaline metal salt of an alcohol or mercaptan with an activated halobenzene in the presence of a tertiary amine sequestering agent
09/01/1981CA1108168A1 Herbicides
09/01/1981CA1108167A1 HERBICIDALLY ACTIVE PHENOXY-.alpha.-PHENOXY- ALKANECARBOXYLIC ACID DERIVATIVES
08/1981
08/26/1981EP0034567A2 A method for the total synthesis of cyclosporins and novel cyclosporins
08/26/1981EP0034437A2 Improved process for preparing 2,2'-azobis(2,4-dimethylpentanenitrile)
08/26/1981EP0034413A1 Process for the preparation of diphenylether carboxylic acids
08/26/1981EP0034263A2 Substituted benzonitriles and compositions for inhibiting viruses
08/26/1981EP0034257A2 Process for the preparation of 1,4-diamino-2,3-dicyano-anthraquinone
08/26/1981EP0034253A2 4-Tert.-butoxy-phenyl-glycine nitrile, and process for the preparation of D-(-)- and L-(+)-4-hydroxy-phenyl glycine
08/25/1981US4285943 Novel pharmaceutical compositions incorporating an aryltrifluoroethanol
08/25/1981US4285883 Process for producing 2-chloro-6-nitrobenzonitrile
08/19/1981EP0034120A1 Derivatives of phenoxy-phenoxy-carboxylic acids
08/18/1981US4284645 3-Chlorostyryl-2,2-dimethyl-cyclopropanecarboxylic acid 4-fluoro-3-phenoxy-α-cyano-benzyl esters and their use as ectoparasiticides
08/18/1981US4284584 Process for the preparation of acyl cyanides
08/18/1981US4284583 Ammoxidation process with external catalyst regeneration zone
08/18/1981US4284582 Process for the preparation of cyclopropane derivatives, intermediates in the synthesis of pyrethroid insecticides
08/11/1981US4283414 Pesticidal fluorinated esters of the pyrethrin or pyrethroid type
08/05/1981EP0033259A2 3-(buta-1',3'-dienyl) substituted derivatives of cyclopropane-1-carboxylic acid, compositions against the parasites of plants and warm-blooded animals, and perfuming compositions containing them; their preparation
08/05/1981EP0033160A2 Substituted 3-(1,2-dibromo-alkyl)-2,2-dimethyl-cyclopropan-1-carboxylic acid esters, their preparation and intermediates, and their application as insecticides
08/04/1981US4282373 Di-unsaturated carboxylic acids and esters, penicililn and cephalosporin intermediates
08/04/1981US4282218 Amides
08/04/1981US4282151 Reactive asymmetrical dicarboxylic acid esters and reagents for the investigation of cardiac glycosides
07/1981
07/29/1981EP0032618A1 Oxidation and ammoxidation catalysts and their uses
07/28/1981US4280965 Preparation of cyano substituted benzyl esters
07/22/1981EP0032299A1 Production of dicyanobutene
07/21/1981US4279924 Mixture of stereoisomers of α-cyano-3-(4-halogenophenoxy)benzyl 2-(4-chlorophenyl)isovalerate, a process for producing the same, and a composition containing the same
07/21/1981US4279923 Combating pests with 3-(2,3-dichloro-3,3-difluoro-prop-1-en-1-yl)-2,2-dimethyl-cyclo-propanecarboxylic acid fluoro-benzyl esters
07/21/1981US4279921 Dichloromaleic acid diamide derivatives and their use as fungicides
07/21/1981US4279920 2,2-Dimethyl-3-(2-bromo-2-phenyl-vinyl)-cyclopropanecarboxylic acid 3-phenoxybenzyl esters and pesticidal use
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