Patents
Sitemap › C07 - Organic chemistry › C07C - Acyclic or carbocyclic compounds › C07C 253 - Preparation of carboxylic acid nitriles
Patents for C07C 253 - Preparation of carboxylic acid nitriles (14,307)
11/2009
11/25/2009EP1819664B1 Method for the production of dinitriles
11/25/2009EP1366019B1 Ammoxidation of a mixture of alcohols to a mixture of nitriles to acetonitrile and hcn
11/25/2009CN101589020A Process for the manufacture of substituted 2-cyano cinnamic esters
11/25/2009CN101585785A Method for preparing o-aminobenzonitrile compounds
11/25/2009CN101585784A Method for purifying sartan side chain compound
11/25/2009CN101585783A Preparing method of ortho-nitrobenzonitrile series compound
11/25/2009CN101584916A Method and apparatus for deflagration pressure attenuation
11/25/2009CN100562514C Substituted propion amide derivatives, their preparing method and use
11/19/2009WO2009140145A1 Process for preparing substituted 7-cyano quinone methides
11/19/2009US20090287013 Process for preparing substituted 7-cyano quinone methides
11/18/2009CN101579639A Catalyst for synthesizing fatty nitrile, preparation method and applications
11/17/2009CA2402236C Method for separating an azepine derivative out of a mixture containing an amine and an azepine derivative
11/12/2009WO2009137294A1 Processes for synthesizing 1-(2-ethylbutyl) cyclohexane carbonitrile
11/12/2009WO2009136646A1 Method for producing unsaturated organic compound
11/12/2009CA2723088A1 Processes for synthesizing 1-(2-ethylbutyl) cyclohexane carbonitrile
11/11/2009EP1426379B1 Transition metal complex,catalyst for olefin polymerization, and process for producing olefin polymer with the same
11/11/2009CN101575303A Preparation method of 3- anilino-2-(3,4,5-trimethoxy benzyl) acrylonitrile
11/11/2009CN101575302A Method for preparing high-purity acetonitrile by combination of continuous oxidation and composite absorption
11/10/2009CA2355266C Process for producing salt of cyanobenzylamines
11/04/2009EP2113498A1 Method for partial oxidation or ammoxidation with an iron molybdate catalyst
11/04/2009EP1896397B1 Process for producing ethers
11/04/2009EP1473286B1 Process for producing biaryl compound
11/04/2009CN101570494A N-phenyl-dichloroacetamide and derivatives as well as preparation method and application thereof
11/03/2009US7612224 Isomerisation of cis-2-pentenenitrile to form 3-pentenenitrile in a reactive distillation
11/03/2009US7612223 Process for the hydrocyanation of unsaturated compounds
11/03/2009CA2202140C Preparation of tetrachloropalladic acid and bis(acetonitrile) palladium dichloride
10/2009
10/29/2009DE102008021011A1 Producing acrylonitrile comprises implementing glycerin with substance in the form of organic acid compound, reacting allylalcohols with substance of ammonia or organic amine to give allylamine, and dehydrating allylamine to acrylonitrile
10/28/2009EP2111295A1 Process for the ammoxidation of propane and isobutane using mixed metal oxide catalysts
10/28/2009CN201333329Y Acrylonitrile composite condensing cooling device
10/28/2009CN101565388A Preparation method of 2-aryl propionitrile compounds
10/28/2009CN100554246C Double end group ortho-benzene dimethyl nitrile-benzo oxazine resin, solidified substance and its preparing method and use
10/28/2009CN100554245C Processes for the preparation of 4- 4- 4-(2 -cyanoethenyl)-2,6-dimethylphenyl )amino) -2-pyrimidinyl)amino benzonitrile
10/22/2009WO2009128390A1 Method for producing optically active cyanohydrin compound
10/22/2009WO2009128326A1 Method of continuously producing 2-cyanoacrylate
10/22/2009WO2009127942A2 A process for the production of nitrogen or phosphorus containing compounds from synthesis gas
10/21/2009EP1567478B1 Method of producing nitrile compounds from ethylenically-unsaturated compounds
10/21/2009CN201329242Y Acrylonitrile tail gas recovery device
10/20/2009US7604781 provide advantages for controlling reactions and separating products, solvents or reactants in multiphase reactions
10/20/2009CA2328832C Processes for preparing pesticidal intermediates
10/15/2009WO2009125416A2 Process for preparation of valsartan intermediate
10/15/2009WO2009125101A1 Improved process for producing hydrocyanic acid
10/15/2009US20090259065 Methods of making organic compounds by metathesis and hydrocyanation
10/14/2009EP1945607B1 A process for the preparation of highly pure (e) n,n-diethyl-2-cyano-3-(3,4-dihydroxy- 5-nitro phenyl) acrylamide (entacapone)
10/14/2009EP1425096B1 Method for the production of isophorondiamine (ipda, 3-aminomethyl-3,5,5-trimethylcyclohexylamine)
10/14/2009CN101555192A Paraalkenyl bromobenzene, paraalkenyl iodobenzene or paraalkenyl chlorobenzene, synthetic method and applications thereof
10/14/2009CN101554596A Method for preparing solid base catalyst with high specific surface by hybrid composite precursors
10/14/2009CN101554590A Catalyst for preparing isophthalodinitrile and preparation method and use thereof
10/14/2009CN100548974C Extraction separating method of citalopram intermediate
10/14/2009CN100548972C Method for separating carbinol acetonitrile azeotrope
10/14/2009CN100548939C Method for the separation of intermediates which may be used for the preparation of escitalopram
10/08/2009WO2009121788A1 New process for the preparatiion of cyclohexanecarboxylic acid dericatives
10/08/2009US20090253928 Preparation for a cyclohexanecarboxylic acid derivative and intermediates
10/08/2009CA2717955A1 New process for the preparation of cyclohexanecarboxylic acid derivatives
10/07/2009EP1275630B1 Process for producing substituted aromatic compound
10/07/2009CN101553462A Process for the synthesis of 3-hydroxyglutaronitrile
10/07/2009CN101553460A Process for preparing 2-amino-5-cyanobenzoic acid derivatives
10/06/2009US7598330 Transistion metal compounds such as phenylmethylene, bis/-tricyclohexylphosphine/ruthenium dichloride, used disproportionation catalysts
10/06/2009CA2326751C Method for producing grignard compounds
10/01/2009US20090247780 Method of producing nitrile compounds
10/01/2009US20090247779 Method for producing 3-pentenenitrile by means of the hydrocyanation of 1,3-butadiene
09/2009
09/30/2009EP2105434A1 2-fluorinated acyl-3-aminoacrylonitrile derivative and method for producing the same
09/30/2009EP1558569B1 Multimetallic oxide composition
09/30/2009EP1412323B1 Protected 3,5-dihydroxy-2,2-dimethyl-valeronitriles for the synthesis of epothilones and derivatives and method for the production and use thereof
09/30/2009CN100545147C Method for producing linear pentenenitrile
09/30/2009CN100545140C High-purity (fluoroalkyl)benzene derivative and process for producing the same
09/29/2009US7595417 Cyanation of aromatic halides
09/24/2009WO2009091771A3 Process for making and refining 3-pentenenitrile, and for refining 2-methyl-3-butenenitrile
09/24/2009CA2718723A1 Novel compounds advantageous in the treatment of central nervous system diseases and disorders
09/23/2009EP2102151A2 Process for the synthesis of 3-hydroxyglutaronitrile
09/23/2009EP2102150A1 Process for preparing 2-amino-5-cyanobenzoic acid derivatives
09/23/2009EP2102145A1 Process for the preparation and isolation of the individual stereoisomers of 1-amino, 3-substituted phenylcyclopentane carboxylates
09/23/2009EP2102140A2 A process for producing acetylnorbornene, an intermediate in the synthesis of biperiden
09/23/2009CN101541740A Process for preparing 2-amino-5-cyanobenzoic acid derivatives
09/23/2009CN100543012C Process for preparing 1,4-diamino-2,3-dicyan anthraquinone
09/17/2009WO2008119015A3 Synthesis of thiohydantoins
09/17/2009US20090234149 Catalyst for synthesizing acrylonitrile and process for producing acrylonitrile
09/16/2009EP2100663A1 Catalyst for synthesizing acrylonitrile and process for producing acrylonitrile
09/16/2009EP2099744A1 Production by distillation of acetone cyanhydrin and method for producing methacrylic ester and subsequent products
09/16/2009EP1460071B1 N-heteroarylnicotinamide derivatives
09/16/2009CN101531617A Preparation method of hypotensor A II RA intermediate 2-cyano-group 4'-methyl diphenyl
09/16/2009CN101531616A Method for preparing effective ingredient with antitussive effect, namely 4-Hydroxybenzyl cyanide
09/16/2009CN101531380A Ammonia reclaiming technology in process of preparing m-dicyanobenzene by using ammonia oxidation method
09/16/2009CN101530806A Catalyst for synthesizing acrylonitrile and process for producing acrylonitrile
09/15/2009CA2571040C Preparation of pregabalin and related compounds
09/11/2009WO2009111605A1 Improved process to co-manufacture acrylonitrile and hydrogen cyanide
09/11/2009WO2009111553A1 Process for preparing 2-amino-5-cyanobenzoic acid derivatives
09/11/2009CA2714409A1 Process for preparing 2-amino-5-cyanobenzoic acid derivatives
09/09/2009EP2098288A1 Catalyst for producing acrylonitrile and process for producing acrlyonitrile
09/09/2009EP1404637B1 Method for producing partial oxidation products and/or partial ammoxidation products of at least one olefinic hydrocarbon
09/09/2009CN101528675A Process for preparing alkali metal or alkaline earth metal tricyanomethanides
09/09/2009CN101524645A Catalyst for producing acrylonitrile and process for producing acrlyonitrile
09/09/2009CN100537031C Processes for production of organic compounds
09/08/2009US7586013 Method for preparing hydroxystyrenes and acetylated derivatives thereof
09/03/2009US20090221843 Catalyst for producing acrylonitrile and process for producing acrylonitrile
09/02/2009EP2096101A1 Method for producing ketones from alpha-oxocarboxylates and aryl bromides
09/02/2009EP2094644A2 Process for preparing 2-amino-5-cyanobenzoic acid derivatives
09/02/2009EP1926705B1 Process for preparing valsartan
09/02/2009CN101519351A Method for preparing high allyl alcohol ester
09/02/2009CN100534614C Method for producing metal oxide catalyst
09/01/2009US7582802 Propylene hydroformylation
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