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)
05/2012
05/23/2012EP2455365A1 Process for the preparation cyano carboxylic acid esters
05/23/2012CN102471240A 在过渡金属催化剂的存在下制备氰基丙烯酸酯的方法 Methods for preparing cyanoacrylate in the presence of a transition metal catalyst
05/23/2012CN102471236A 2-氨基丁酰胺无机酸盐的制造方法 The method of producing 2-amino butyrate amide inorganic acid salt
05/23/2012CN102464595A Synthetic method of ivabradine midbody
05/23/2012CN102464594A 普瑞巴林的中间体化合物的制备方法 Preparation of pregabalin intermediate compounds
05/23/2012CN102464592A 酰基苄胺类化合物及其应用 Acyl, benzyl amine compounds and their application
05/23/2012CN101992091B Unsaturated nitrile fluid catalyst prepared by ammoxidation and preparation method thereof
05/23/2012CN101757940B Catalyst for preparing 3,4-dichlorobenzonitrile
05/22/2012US8183404 Process for producing dicyanonorbornane and zerovalent nickel complex catalyst
05/18/2012WO2010061403A3 Process to prepare highly pure (s)-pregabalin
05/16/2012EP2451772A1 Method for producing cyanoacrylate esters in the presence of transition metal catalysts
05/16/2012CN1854128B Copper-catalyzed formation of carbon-heteroatom and carbon-carbon bonds
05/16/2012CN102459194A Compound having hetero ring skeleton, and process for producing optically active compound using the aforementioned compound as asymmetric catalyst
05/16/2012CN102459157A 制备氟代烷基腈的方法 Method for preparing a fluoroalkyl group carbonitrile
05/16/2012CN102458654A 氨氧化催化剂及使用该催化剂的腈化合物的制造方法 Ammonia oxidation catalyst and method for producing the catalyst using a nitrile compound
05/16/2012CN102452959A Substituted valinamide derivatives and preparation thereof
05/16/2012CN102452957A Synthesis method of 2,6-difluorobenzonitrile
05/16/2012CN102452956A Method for increasing production of acetonitrile by hydrocarbon and alcohol mixed ammoxidation
05/16/2012CN102452955A Method for recovering and recycling unreacted ammonia in acrylonitrile reaction device
05/16/2012CN102452954A Method for increasing yield of acetonitrile in acrylonitrile production
05/16/2012CN102452867A Method for preparing aryl acetonitrile compound
05/10/2012WO2012060175A1 Oxide catalyst, process for production of oxide catalyst, process for production of unsaturated acid, and process for production of unsaturated nitrile
05/10/2012WO2012059798A2 NOVEL METHOD FOR RACEMIZATION OF OPTICALLY PURE β-CYANO ESTER TO CORRESPONDING RACEMIC β-CYANO ACID
05/10/2012WO2012059797A1 Process for synthesis of (s) - pregabalin
05/10/2012WO2012058866A1 Benzamide derivative with anticancer activity and preparation method and use thereof
05/09/2012EP2450345A1 Mixtures comprising 6-aminocapronitrile, tetrahydroazepine and hexamethylenediamin.
05/09/2012CN202214309U Cyanoacetic acid and malonate deodorization device
05/09/2012CN1810775B Preparation process of 4-amino-2-trifluoromethyl benzonitrile
05/09/2012CN102449197A An electrochemical process to prepare chemicals using a cyanide salt
05/09/2012CN102448929A Process to prepare a chelating agent or precursor thereof using a cyanide salt
05/09/2012CN102448927A A process for dimethylation of active methylene groups
05/09/2012CN102442927A Preparation method of atorvastatin intermediate (R)-(-)-4-(cyano)-3-butyl hydroxyacetate
05/09/2012CN102442926A Method for continuously cyaniding sodium chloroacetate
05/09/2012CN101733117B High-stability fluid catalyst for producing acrylonitrile
05/02/2012EP2447240A1 Copper-catalysed Process for the Production of Substituted or Unsubstituted Trifluormethylated Aryl and Heteroaryl Compounds
05/02/2012EP2447239A1 Copper-catalysed process for the production of substituted or unsubstituted trifluormethylated aryl and heteroaryl compounds
05/02/2012EP1386661B1 Method for producing molybdenum-bismuth-iron containing composite oxide fluid bed catalyst
05/02/2012CN102432505A Production method of tetrachlorophthalonitrile
05/02/2012CN102432504A Preparation method of alpha-type crystal lattice chlorothalonil
05/02/2012CN102432503A Production method of pentachlorobenzonitrile
05/02/2012CN102432502A Alkenyl nitrile compound, derivatives thereof, and synthesizing method thereof
05/02/2012CN102432501A Preparation method of aminoacetonitrile hydrochloride
05/02/2012CN102432500A Method for preparing 2,2-dibromo-3-nitrilopropionamide
05/02/2012CN102432499A Method for purifying high performance liquid chromatography leacheate acetonitrile
05/02/2012CN102432498A Method and device for preparing mass spectrum level acetonitrile
05/02/2012CN101648839B Green synthesis method of bromomethylbiphenyl compound
04/2012
04/26/2012WO2012053372A1 Production method for nitrile
04/26/2012WO2012052829A1 Synthesis of aliskiren
04/26/2012US20120101278 Process for producing biaryl compound
04/26/2012US20120101243 Substituted benzazoloporphyrazines for polymerization and surface attachment and articles formed therefrom
04/25/2012EP2443086A1 Method for the production of nitrile compounds from ethylenically-unsaturated compounds
04/25/2012EP1633700B1 Dinitrile preparation method
04/25/2012CN102428057A 使用多孔铜金属-有机骨架作为高效非均相催化剂的芳基硼酸的氧化均偶联反应 Porous copper metal - organic framework as an efficient heterogeneous oxidation catalysts are aryl boronic acid coupling reaction
04/25/2012CN102424658A 一种苯二腈或取代苯二腈的合成方法 One kind or substituted phenyl dinitrile isophthalonitrile synthetic method
04/25/2012CN101402589B 一种2-溴-4-硝基苯乙腈的合成方法 A method of synthesis of 2-bromo-4-nitro-acetonitrile
04/25/2012CN101397266B 3-氨基丙腈的合成方法及所用的反应-精馏耦合装置 Synthesis of 3-amino-propionitrile, and used in the reaction - coupling means distillation
04/25/2012CN101307013B 含邻苯二甲腈侧基的芳香族二胺及其制备方法和由其制备的聚酰亚胺或聚酰胺 Preparation containing an aromatic diamine and phthalonitrile side groups and the polyimide or polyamide prepared therefrom
04/24/2012US8163947 Cyanation catalyst and method for producing optically active cyanhydrin compound using the same
04/19/2012WO2012016147A3 Ligands for selective asymmetric hydroformylation
04/19/2012US20120095230 Process for the preparation of pyrimidine derivatives
04/18/2012EP2441514A1 Ammoxidation catalyst and method for producing nitrile compound using the same
04/18/2012EP2440518A1 Method for producing fluoroalkyl nitriles
04/18/2012EP2440515A1 Production of adipic acid and derivatives from carbohydrate-containing materials
04/18/2012EP2440514A2 Production of adipic acid and derivatives from carbohydrate-containing materials
04/18/2012EP2440511A1 Method for the hydroxylation of halogenated aryl compounds
04/18/2012CN102417480A Spirocyclic nitriles as protease inhibitors
04/18/2012CN102417469A 一种新的合成来曲唑有关物质4，4′,4″-三腈苯基甲烷的方法 A new synthesis letrozole related substances 4,4 ', 4 "- three nitrile diphenyl methane methods
04/18/2012CN102417468A 一种功夫菊酯半抗原的合成方法 A synthesis method cyhalothrin hapten
04/18/2012CN101585783B 一种邻硝基苯腈类化合物的制备方法 A method of preparing a nitrile compound of the ortho-nitrophenyl
04/12/2012WO2012046782A1 Method for producing trans-1,4-bis(aminomethyl)cyclohexane
04/12/2012WO2012046781A1 Method for producing bis(aminomethyl)cyclohexanes
04/12/2012US20120088925 Novel Alpha-(N-Sulfonamido)Acetamide Compound as an Inhibitor of Beta Amyloid Peptide Production
04/11/2012EP2438213A1 An electrochemical process to prepare chemicals using a cyanide salt
04/11/2012EP2438042A1 Process to prepare a chelating agent or precursor thereof using a cyanide salt
04/11/2012CN102408353A 一种坎地沙坦中间体的制备方法 A method for preparing candesartan intermediates
04/10/2012US8153145 Formulations of bifenthrin and enriched cypermethrin
04/05/2012WO2012041395A1 Alpha-cyanoacrylate ester synthesis
04/04/2012EP2285765B1 Process of preparing derivatives of 1-(2-halobiphenyl-4-yl)-cyclopropanecarboxylic acid
04/04/2012EP1572621B1 Cyclohexane derivatives and methods for their preparation
04/04/2012CN102399169A 一种用于手性羧酸对映体分析和拆分的化合物及其制备方法 A chiral carboxylic acid compounds and methods of analysis and resolution of enantiomers for
04/04/2012CN101328139B 卤代苯腈酯系列化合物合成工艺 Halobenzenes nitrile ester compound synthesis series
04/04/2012CN101014561B Process for converting a hydrocarbon to an oxygenate or a nitrile
03/2012
03/28/2012EP2162428B1 Method for the co-production of non-cyclic carbonates and fatty nitriles and/or amines
03/28/2012CN102391274A Method for synthesizing asymmetrical benzodifuranone compounds
03/28/2012CN102391152A Synthetic method of dichlorobenzonitrile
03/28/2012CN102391059A Method for synthesizing cyclopropyl alkyl aromatic compound
03/28/2012CN101245034B Technique for synthesizing ethyl cyanoacetate with interesterification method
03/27/2012US8143434 Production by distillation of acetone cyanhydrin and method for producing methacrylic ester and subsequent products
03/22/2012WO2012035881A1 Gaseous phase exothermic reaction method and gaseous phase exothermic reaction device
03/22/2012WO2012035017A1 New process
03/22/2012WO2012034472A1 Cyano benzenedicarboxamide compounds, preparing methods and as agricultural insecticides uses thereof
03/22/2012US20120071683 New Process
03/22/2012CA2809215A1 New process
03/21/2012CN102381918A Method for synthesizing benzyl cyanide compound by using benzyl chloride compound
03/21/2012CN101642717B Application of L-tryptophane being taken as catalyst of Knoevenagel reaction
03/21/2012CN101087745B Cyclopropanation process
03/15/2012WO2012032261A1 Method for synthesising biaryl ether or biheteroaryl ether
03/14/2012EP2428267A1 Catalyst, its preparation and use for the preparation of nitriles from alkyl aromatic or heteroaromatic compounds
03/14/2012CN102372651A 2-cycloalkyl-3-secondary alkyl-2-cyansuccinate compounds, preparation method thereof and application thereof
03/14/2012CN102372650A Method for preparing unsaturated nitrile by ammoxidation
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