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)
09/2012
09/05/2012CN101992128B Regeneration method of ammoxidation fluid catalyst
09/05/2012CN101934236B Complex catalyst for use in synthesis of pentenenitrle by hydrocyanation of butadiene, preparation process thereof and using method thereof
09/05/2012CN101884918B Method for preparing antimony-containing catalyst used for ammoxidation of alkane
09/05/2012CN101811058B Unsaturated nitrile fluid catalyst prepared by ammoxidation
09/05/2012CN101791573B Diamine-bridged ordered mesoporous organic base heterogeneous catalyst, and preparation method and applications thereof
09/05/2012CN101648888B Method for preparing acetonitrile
09/05/2012CN101519351B Method for preparing high allyl alcohol ester
09/05/2012CN101508625B Method for synthesis of alkyl substituted benzene with direct cross coupling of cobalt salt catalysed fragrant halogen and haloalkane
09/05/2012CN101484417B Hydrocyanation process with reduced yield losses
09/04/2012US8258073 Process for preparing improved mixed metal oxide ammoxidation catalysts
08/2012
08/30/2012WO2012113999A1 Process and intermediates for synthesizing agomelatine
08/30/2012US20120220795 Method for producing aromatic difluoroacetic acid ester
08/30/2012CA2823587A1 Process and intermediates for synthesizing agomelatine
08/29/2012CN102069014B Chiral zinc complex and copper complexes of alpha-phenylethylamine
08/29/2012CN101534945B Fluidized-bed catalyst for the production of acrylonitrile and process for the production of acrylonitrile
08/28/2012US8252951 Process for the synthesis of (methoxy-1-naphthyl) acetonitrile and application in the synthesis of agomelatine
08/23/2012WO2012111566A1 Burning apparatus, process for producing oxide catalyst, and process for producing unsaturated acid or unsaturated nitrile
08/23/2012US20120215023 Method for Preparative Fragmenting Using an Inductively Heated Heating Medium
08/23/2012US20120215022 Method for the production of 2-hydroxy-4-(methylthio)butyronitrile from 3-(methylthio)propanal and hydrogen cyanide
08/22/2012CN202387443U Distributor in halogenated aromatic hydrocarbon ammoxidation fluidized bed reactor
08/22/2012CN102643213A Preparation method of 3, 5-dimethyl-4-bromomethylbenzonitrile
08/22/2012CN101747229B Additive for non-aqueous electrolyte and secondary battery using the same
08/21/2012US8247593 Process for preparing substituted 7-cyano quinone methides
08/21/2012CA2523704C Process for converting a hydrocarbon to an oxygenate or a nitrile
08/16/2012US20120209007 Titanium compounds and process for cyanation of imines
08/16/2012DE4308028B4 1,2,2,2-Tetrafluorethylether und flüssigkristallines Medium 1,2,2,2-tetrafluoroethyl and liquid crystalline medium
08/15/2012EP2487149A1 Method for producing ketone
08/15/2012EP2486003A1 Method for isolating methylglycinenitrile-n,n-diacetonitrile
08/15/2012EP1383735B1 Methods of synthesizing acylanilides including bicalutamide and derivatives thereof
08/15/2012CN202379911U 5-chlorovaleryl chloride synthesizer
08/15/2012CN102639488A Process for preparation of (z)-cyanoalkenylcyclopropanecarboxylic acid compounds
08/15/2012CN102639483A Preparation method for aromatic difluoroacetic acid ester
08/15/2012CN102633685A P-phenyl cyanophenyl synthesis method
08/15/2012CN102633684A Pyrethroid compound, preparation method and application thereof
08/15/2012CN102633683A Synthesis method of 1-hydroxymethyl cyclopropylacetonitrile
08/15/2012CN102633682A Continuous production process of cyanoacetate
08/15/2012CN102633681A Preparation method of using ester exchange method to synthesize cyanoacetic acid tert-butyl ester
08/15/2012CN102633680A Catalyst for preparing 3,3-diethoxyl propionitrile and preparation method of catalyst
08/15/2012CN102633679A Continuous purification method for crude acetonitrile
08/15/2012CN102633584A Method for converting cis-configuration cyclohexane formiate compound into trans-configuration one
08/15/2012CN101475511B Method for synthesizing 3,4-dimethoxyphenyl acetonitrile
08/14/2012US8242278 Process for producing biaryl compound
08/09/2012WO2012105543A1 Mixed solution production device and mixed solution preparation method
08/09/2012WO2012104420A1 Preparation of diamine via the preparation of aminonitrile
08/09/2012US20120203021 Method for producing cyanoacrylate esters in the presence of transition metal catalysts
08/08/2012CN102627868A Organic aryne dye, its preparation method and use, dye-sensitized solar cell and preparation method of the dye-sensitized solar cell
08/08/2012CN102627581A Preparation technology of N-phenylglycinonitrile
08/08/2012CN102627580A New preparation technology of atorvastatin intermediate ethyl-4-cyan -3-hydroxybutyate
08/08/2012CN102010506B Novel synthesis technique of petroleum fermentation nylon 1212
08/08/2012CN101723856B Method for preparing cyhalothrin
08/08/2012CN101723855B Method for synthesizing (7-methoxy-1-naphthyl) acetonitrile
08/02/2012WO2012101526A1 Improved process for manufacturing acrolein/acrylic acid
08/02/2012WO2012101471A1 Improved process for manufacturing acrolein/acrylic acid
08/02/2012US20120197036 Method for manufacturing ketone
08/02/2012US20120197035 Process for the Preparation of cis-1-ammonium-4-alkoxycyclohexanecarbonitrile Salts
08/01/2012CN1659172B Cross-metathesis of olefins directly substituted with an electron-withdrawing group using transition metal carbene catalysts
08/01/2012CN102617626A Condensed-cyclic compound and organic light-emitting diode including the same
08/01/2012CN102617480A Di-(hetero)aryl-substituted tertiary amine compounds, preparation method thereof and antitumor application thereof
08/01/2012CN102617400A 1, 3-dinitrile 2-substituted-1H-indene derivative and preparation method of 1, 3-dinitrile 2-substituted-1H-indene derivative
08/01/2012CN102617399A Process for making nitrile compounds from ethylenically unsaturated compounds
08/01/2012CN102617397A Ortho-formyl aminobenzoyl hydrazide compound, preparation method thereof and application
08/01/2012CN102617260A Method for removing boric acid group by using aryl boric acid compound
08/01/2012CN102617258A Method for preparing ester by pyridine formate-aldehyde ester exchange reaction
08/01/2012CN102617256A Method for preparing biaryl compound in pure water
08/01/2012CN101992107B Method for preparing catalyst for alkane ammonia oxidation reaction
07/2012
07/26/2012US20120190648 Fluorinated cyclopropane analogs of glutamic acid
07/25/2012EP2477595A1 Novel aldehydes and nitriles from isophorone, and the use thereof in perfumery
07/25/2012CN202343166U Automatic feeding device for dinitrile
07/25/2012CN102603572A Monoazo compound as well as preparation method and application thereof
07/25/2012CN102603571A Preparation method of 2,4-dichloro-3-cyano-5-fluobenzoic acid
07/25/2012CN102603570A Preparation method for 2,3,4-trimethoxy benzonitrile
07/25/2012CN102603569A Production method of 3,4-dichlorobenzonitrile
07/25/2012CN102603568A Fluorine-containing bis-diphenylacetylene liquid crystal compound and preparation method thereof
07/25/2012CN102603567A Stilbene nitrile derivatives, and preparation method and application thereof
07/25/2012CN102603566A Method for synthesizing chiral compound
07/25/2012CN102603564A Synthesis technique of alpha-cyanoacrylate monomer
07/25/2012CN102600875A Nanometer vanadyl phosphate as well as preparation method and application thereof
07/25/2012CN101797510B Catalyst containing rare earth for ammoxidation of alkane
07/25/2012CN101648890B Synthesis method of 2-fluoro-4-nitrobenzonitrile
07/19/2012WO2012096367A1 Method for producing unsaturated nitrile
07/19/2012WO2012095575A1 Process for producing nitrile-fatty acid compounds
07/19/2012WO2012059798A3 NOVEL METHOD FOR RACEMIZATION OF OPTICALLY PURE β-CYANO ESTER TO CORRESPONDING RACEMIC β-CYANO ACID
07/19/2012US20120184769 Method for isolating methylglycinenitrile-n,n-diacetonitrile
07/19/2012CA2823854A1 Process for producing nitrile-fatty acid compounds
07/18/2012EP1827678B1 Method and apparatus for performing micro-scale chemical reactions
07/18/2012CN102596899A Process for the manufacture of organic compounds
07/18/2012CN102596879A Process for the preparation of derivatives of 1-(2-halobiphenyl-4-yl)-cyclopropanecarboxylic acid
07/18/2012CN102585203A Halogen-benzene lateral group replaced polyarylether flame retardant material and preparation method thereof
07/18/2012CN102584627A Synthetic method of cyhalofop-butyl active compound
07/18/2012CN102584626A Synthetic method of (ethoxymethylene)-malononitrile
07/18/2012CN102584625A Method for producing 2-cyanoacrylate
07/18/2012CN102584511A Preparation method for secondary alcohol
07/18/2012CN102584509A Preparation method of amide
07/18/2012CN101624322B Method for preparing 1, 2-diketone by catalyzing and oxidizing alkynes
07/18/2012CN101575303B Preparation method of 3- anilino-2-(3,4,5-trimethoxy benzyl) acrylonitrile
07/18/2012CN101279931B Production process of CNC
07/18/2012CN101085753B Fluorosulfates of hexafluoroisobutylene and its higher homologs and their derivatives
07/17/2012US8222445 Process for preparing and method of purifying alkali metal and alkaline earth metal tricyanomethanides
07/17/2012CA2503558C Process for the preparation of phenylmalonic acid dinitriles
07/12/2012US20120178958 Method for producing linear pentenenitrile
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