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)
11/2012
11/07/2012CN101838174B Preparation method of bromo-nitroaniline dye stuff intermediate
11/07/2012CN101648145B Method for preparing asymmetric substituted aryl compound or terphenyl derivative by one-pot tandem reaction of functionalized imidazole salt and palladium salt
11/07/2012CN101597244B Method for preparing 4,4'-dicyanobenzophenone
11/06/2012US8304252 Stereoselective bioconversion of aliphatic dinitriles into cyano carboxylic acids
11/01/2012WO2012147093A1 A process for preparation of dicyanocarboxylate derivatives
10/2012
10/31/2012CN1732148B Process for preparing nitrile compound from olefinic unsaturated compound
10/31/2012CN102762532A Method for producing cyanoalkenylcyclopropanecarboxylic acid salt
10/31/2012CN102757364A Preparation and synthetic method of chiral nitrogenous compound
10/31/2012CN102757363A Preparation method of efficient cypermethrin
10/31/2012CN102757362A Acrylate monomer and preparation method thereof
10/26/2012WO2012144369A1 Silica-loaded catalyst
10/24/2012EP2513046A2 Process for the preparation of 4-bromomethyl-[1,1'-biphenyl]-2'-carbonitrile
10/24/2012EP2512673A1 Nickel metal compositions and nickel complexes derived from basic nickel carbonates
10/24/2012CN102753262A Gas phase reaction method
10/24/2012CN102746193A Preparation method of 2-cyano-4'-bromomethylphenylbenzene
10/24/2012CN102746192A Method for ammoxidation preparation of 2,4-dichlorobenzonitrile
10/24/2012CN102746191A Synthesis method of cypermethrin compound
10/24/2012CN102746190A Preparation method of trifluoroacetonitrile
10/24/2012CN102746189A Method for preparing chromatographically pure acetonitrile
10/24/2012CN102746188A Purification method for acetonitrile
10/24/2012CN102746187A Preparation method for liquid chromatography mass spectrometry (LC-MS)-grade high-purity acetonitrile reagents
10/24/2012CN102746186A Process for preparing aminoalkylnitriles and diamines from such nitriles
10/24/2012CN102746185A Preparation process of aromatic nitrile compound
10/24/2012CN102744106A Palladium catalyst for catalyzing Suzuki coupling reaction, synthesis method, application and ligand
10/24/2012CN102744090A Catalyst for ammoxidation preparation of 2,4-dichlorobenzonitrile
10/24/2012CN101570497B Method for purifying high-purity organic solvent acetonitrile for research
10/18/2012WO2012141015A1 Method for producing mandelonitrile compound
10/17/2012CN102731275A Method for preparing acrolein and/or acrylic acid used by glycerin dehydration reaction
10/17/2012CN102731236A Alpha-amino cyclo nitrile compound preparation method
10/17/2012CN102728403A Organic solid base catalyst for synthesizing alpha-cyanoethyl cinnamate, and preparation method and application thereof
10/17/2012CN101723852B Novel method for condensing aromatic aldehydes and active methylene compounds through catalysis of functional ionic liquid
10/16/2012CA2589606C Method for producing amino- or hydroxybenzonitriles
10/11/2012WO2012138494A1 A process for making 2-nitro-1-ethanol derivatives
10/11/2012WO2012136221A1 Ortho-fluoro substituted compounds for the treatment of metabolic diseases
10/11/2012DE112009003654T5 Dispergierendes anti foulj ngmittel für acrylnitril Dispersing anti foulj ngmittel for acrylonitrile
10/10/2012EP2508509A1 Process for preparation of (z)-cyanoalkenylcyclopropanecarboxylic acid compounds
10/10/2012EP2506970A1 Surfactant-enabled transition metal-catalyzed chemistry
10/10/2012CN102725262A Method for isolating methylglycinenitrile-n,n-diacetonitrile
10/10/2012CN102718722A Preparation and application research of water-soluble and oil-soluble novel aryloxy phenoxy carboxylate derivatives
10/10/2012CN102718701A Aryloxy dihalide propylene ether compound and application thereof
10/10/2012CN102718689A Novel alpha-(N-sulfonamido)acetamide compound as an inhibitor of beta amyloid peptide production
10/10/2012CN102718682A Preparation method for chlorothalonil
10/10/2012CN102179267B Load type palladium/polyvinyl alcohol fibre membrane catalyst, and preparation method and application thereof
10/10/2012CN101701005B Method for refining malononitrile
10/10/2012CN101616732B Process for the ammoxidation of propane and isobutane using mixed metal oxide catalysts
10/10/2012CN101531617B Preparation method of hypotensor A II RA intermediate 2-cyano-group 4'-methyl diphenyl
10/10/2012CN101296899B Method for the production of beta-aminopropionic acid derivatives
10/04/2012WO2012134898A2 Steam re-calcination of mixed metal oxide catalysts
10/04/2012WO2012131028A1 Process to produce adipic acid and diesters thereof in a carbonylation process using palladium bidentate biphosphate ligands
10/04/2012WO2012131027A1 Process for the preparation of alkanoic acid esters in a carbonylation process using palladium bidentate biphosphate ligands
10/03/2012CN102702145A Triphenylamine derivative, preparation method and application thereof in dye sensitization solar cell
10/03/2012CN102702111A Processes for the preparation of 4-((4-((4-(2-cyanoethenyl)-2,6-dimethylphenyl)amino)-2-pyrimidinyl)amino)benzonitrile
10/03/2012CN102702064A 2,4,6-phenylsubstituierte cyclische ketoenole
10/03/2012CN102702045A Benzoylpyrazole compound and herbicide comprising the same
10/03/2012CN102145302B Method for preparing recyclable chiral catalyst and application thereof
10/03/2012CN101898135B Amorphous catalyst for catalytic hydrogenation of 2-cyan-4-nitroaniline and preparation method of 2,5-diamincyanophenyl
10/03/2012CN101497767B Preparation of alpha-cyanacrylate adhesive
10/02/2012US8278474 Method for the separation of pentenenitrile isomers
09/2012
09/27/2012WO2012128462A1 Method for preparing a dinitrile compound
09/27/2012WO2012128265A1 Process for producing cyanoacetic acid esters
09/27/2012US20120245360 Copper-catalysed Process for the Production of Substituted or Unsubstituted Trifluormethylated Aryl and Heteroaryl Compounds
09/27/2012US20120245348 New Cyclopentadienyl, Indenyl or Fluorenyl Substituted Phosphine Compounds and their Use in Catalytic Reactions
09/26/2012EP2502898A1 Preparation method for aromatic difluoroacetic acid ester
09/26/2012CN102690214A Industrial preparation process for 3,4-difluorobenzonitrile
09/26/2012CN102688250A Synthesis and application of azo derivatives as inhibitor of RSK2
09/20/2012US20120238761 Process for the manufacture of organic compounds
09/20/2012US20120238740 Non-polar and polar leaving groups
09/20/2012US20120238486 Novel Aldehydes and Nitriles from Isophorone and the Use Thereof in Perfumery
09/19/2012CN102686687A Method for purification of ethyl-2-cyanoacrylate adhesive composition, and ethyl-2-cyanoacrylate adhesive composition
09/19/2012CN102675152A Preparation method of intermediate glycol of antidepressant citalopram
09/19/2012CN102675151A Preparation method of nitrophenylacetonitrile compound
09/19/2012CN102675150A Preparation method and synthesis method of chiral compound
09/19/2012CN102675149A Preparation method of fenvalerate
09/19/2012CN102675148A Preparation method of hydroxybenzyl cyanide
09/19/2012CN102675147A Method for preparing lemonile by using citral and device of preparation method
09/19/2012CN101492394B Method of preparing Octocrilene
09/18/2012US8268960 Process for the synthesis of 3-hydroxyglutaronitrile
09/18/2012CA2676712C New process for the resolution of enantiomers of (3,4-dimethoxy-bicyclo¬4.2.0|octa-1,3,5-trien-7-yl)nitrile and application in the synthesis of ivabradine
09/13/2012WO2012120067A1 Method for preparing difluoroacetonitrile and the derivatives thereof
09/13/2012WO2012120003A1 Process for the synthesis of aminobiphenylene
09/13/2012US20120232277 Process for the preparation of 1,2,4-oxadiazol-3-yl derivatives of carboxylic acid
09/13/2012DE4397378B3 High purity acetonitrile usable as a module-solvent for liq. chromatography - purified by bringing into contact with nascent oxygen@ and basic substances successively in a simple method.
09/12/2012CN102659628A Phthalonitrile monomer containing aromatic polyamide, synthetizing method thereof and poly phthalonitrile resin produced through solidification of phthalonitrile monomer
09/12/2012CN102659627A Compound, oriented material, oriented membrane and their preparation methods and application
09/12/2012CN102659626A Method for reducing waste residues of 4-Bromomethyl-2-cyanobiphenyl
09/12/2012CN102659625A Industrial production method of acrylonitrile
09/12/2012CN102659624A Method for preparing cyanophenyl compound
09/12/2012CN102658167A Catalyst for use in preparation of acrylonitrile by performing ammonia oxidation on propylene
09/11/2012US8263797 Method for producing cyclopropane carboxylic acid compound and intermediate therefor
09/11/2012US8263796 Process for production of cyanohydrin compound, and process for production of α-hydroxyester compound
09/11/2012CA2445159C Copper-catalyzed formation of carbon-heteroatom and carbon-carbon bonds
09/07/2012WO2012117977A1 2-cyanoacrylate-purifying method
09/07/2012WO2012117605A1 Method for producing unsaturated nitrile
09/07/2012WO2012116942A1 Process for preparing aryl- and heteroarylacetic acid derivatives
09/05/2012EP2493848A1 Process for the manufacture of organic compounds
09/05/2012EP2493847A1 Alternative synthesis of 1,1-substituted olefins having electron-withdrawing substituents
09/05/2012CN202410205U Laboratory acetonitrile recovery device
09/05/2012CN102655936A Nickel metal compositions and nickel complexes derived from basic nickel carbonates
09/05/2012CN102653516A Polyetheretherketone oligomer, and preparation method and application thereof
09/05/2012CN102019191B Novel catalyst for preparing 4-Iodobenzonitrile
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