| Patents for C07C 253 - Preparation of carboxylic acid nitriles (14,307) |
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| 04/02/2013 | US8410299 Method for producing linear pentenenitrile |
| 03/28/2013 | WO2013043371A1 Mixed metal oxide catalysts |
| 03/28/2013 | US20130079492 Process for preparing eddn and edmn |
| 03/27/2013 | EP2571848A1 Process for producing compounds comprising nitrile functions |
| 03/27/2013 | EP2571840A1 Processes for producing diaminobutane (dab), succinic dinitrile (sdn) and succinamide (dam) |
| 03/27/2013 | EP2571839A1 Processes for producing diaminobutane (dab), succinic dinitrile (sdn) and succinamide (dam) |
| 03/27/2013 | CN202823323U Vinyl cyanide fluidization reaction system |
| 03/27/2013 | CN202823099U Vinyl cyanide absorption tower |
| 03/27/2013 | CN102993070A Aromatic diamine containing phthalonitrile side group and synthesis method and application thereof |
| 03/27/2013 | CN102993049A Environment-friendly method for preparing 1,4-diamido-2,3-dicyano anthraquinone |
| 03/27/2013 | CN102993048A Aromatic amine and aromatic amine-fullerene derivatives and preparation method thereof |
| 03/27/2013 | CN102993047A Quick high-selectivity hydrogen sulfide colorimetric probe |
| 03/27/2013 | CN102993046A Purification method of HPLC-grade acetonitrile for LC-MS |
| 03/27/2013 | CN101961588B Method for reclaiming chlorine in chlorothalonil chlorinated exhaust |
| 03/27/2013 | CN101781235B Method for preparing 2-cyanophenol |
| 03/21/2013 | WO2012153991A3 Method for preparing chiral α-aminonitrile using a catalyst for a strecker reaction |
| 03/21/2013 | WO2012143937A3 Process for preparation of rilpivirine intermediate |
| 03/21/2013 | US20130072710 Mixed metal oxide catalysts |
| 03/21/2013 | US20130071327 Homoglutamic acid derivatives |
| 03/20/2013 | EP2570416A1 Antiviral bisfuran derivative as hiv protease inhibitor and intermediates thereof |
| 03/20/2013 | EP2570186A1 Mixed catalyst |
| 03/20/2013 | CN102977260A Macromolecule bonding agent and preparation method thereof |
| 03/20/2013 | CN102976972A Nitrile resin monomer, nitrile resin polymer and preparation method of nitrile resin monomer and nitrile resin polymer |
| 03/20/2013 | CN102976971A Synthesis method of polyacrylate side chain liquid crystal polymer monomer |
| 03/20/2013 | CN102976970A Preparation method of isocyano compound |
| 03/20/2013 | CN101638353B Method for removing residual metal in organic compounds by using EDTA calcium disodium salts as chelons in liquid phase |
| 03/14/2013 | US20130066100 Process for preparing catalyst used in production of unsaturated aldehyde and/or unsaturated carboxylic acid by dehydration reaction of glycerin, and catalyst obtained |
| 03/13/2013 | CN202785711U Differential pressure distillation recovery system for acetonitrile-containing waste water in production of zalcitabine |
| 03/13/2013 | CN102964271A Synthesis method of sartan anti-hypertensive medicament intermediate 2-cyan-4'-methyl diphenyl |
| 03/13/2013 | CN102964267A Cyclohexene compound having influenza virus neuraminidase inhibition activity, preparation method and application |
| 03/13/2013 | CN102964232A Preparation method of ketone compound and its derivatives |
| 03/13/2013 | CN102964196A Preparation method of nitrile compound |
| 03/13/2013 | CN102964190A Method for preparing biaryl compounds in pure water |
| 03/12/2013 | US8394981 Hydrocyanation of 2-pentenenitrile |
| 03/07/2013 | WO2013030481A1 Process for the synthesis of c11 and c12 omega-aminoalkanoic acid esters comprising a nitrilaton step |
| 03/06/2013 | CN102952040A Method for reducing nitro group of candesartan cilexetil intermediate into amino group |
| 03/06/2013 | CN102952039A Synthesis method of 4-chloro-2-trifluoromethylbenzonitrile |
| 03/06/2013 | CN102952038A Synthesis method for 2-methylbenzoyl cyanide |
| 03/06/2013 | CN102952037A Synthesis method of 2-cyano-N-(2, 4-dichloro-5-methoxyphenyl) acetamide |
| 03/06/2013 | CN101781233B Synthesis method of 2, 2-dibromo-2-malonamidenitrile |
| 03/06/2013 | CN101723853B Method for synthesizing cyanoacetylene derivatives with one step |
| 03/05/2013 | US8389757 Process for preparing teriflunomide |
| 02/28/2013 | US20130053597 Process for preparing eddn, edmn, teta and deta |
| 02/28/2013 | US20130053596 Mixed catalyst |
| 02/28/2013 | US20130053595 Catalyst and process for preparing acrolein and/or acrylic acid by dehydration reaction of glycerin |
| 02/28/2013 | US20130053584 Process for preparing eddn and/or edmn by reacting edfa and/or edmfa with hcn |
| 02/28/2013 | US20130053580 Organophosphorus compounds, catalytic systems comprising said compounds and method of hydrocyanation using said catalytic systems |
| 02/28/2013 | US20130053539 Process for preparing eddn and/or edmn and process for preparing deta and/or teta |
| 02/28/2013 | US20130053538 Process for preparing edfa and/or edmfa and deta and/or teta |
| 02/28/2013 | US20130053536 Process for preparing eddn and/or edmn and a process for preparing deta and/or teta |
| 02/27/2013 | CN202754920U Para-phthalonitrile vaporization mixing system |
| 02/27/2013 | CN102942504A Synthesis method of 3,6-dibromo phthalonitrile |
| 02/27/2013 | CN102942503A Preparation method of sartan type antihypertensive medicine intermediate 2-cyano-4'-methyl biphenyl |
| 02/27/2013 | CN102941081A Method for synthesizing 2,3-dichlorobenzonitrile by catalytic ammonia oxidation method and dedicated catalyst |
| 02/20/2013 | CN102939276A Processes for producing diaminobutane (dab), succinic dinitrile (sdn) and succinamide (dam) |
| 02/20/2013 | CN102936209A Synthetic method of 2-hydroxy propanedinitrile |
| 02/20/2013 | CN102936182A Vanadium-doped porous titanium dioxide nitro solid phase reducing agent rich in activated hydrogen and preparation method and application thereof |
| 02/19/2013 | US8378136 Process for manufacturing acrolein from glycerol |
| 02/14/2013 | WO2013021949A1 Method for producing substituted 4,4-difluoro-2-buten-1-one compound and method for producing substituted isoxazoline compound |
| 02/14/2013 | US20130041172 Apparatus for removing catalyst surface substances |
| 02/13/2013 | EP2556050A1 Method for isomerizing cis-2-pentene nitrile to form 3-pentene nitriles |
| 02/13/2013 | CN102924330A Method for large-scale preparation of 5-amino-1-naphthyl nitrile |
| 02/13/2013 | CN102924329A Method of ammoxidation synthesis of 3, 4- dichlorobenzonitrile |
| 02/13/2013 | CN102924328A Synthesis method of 2, 6-dichlorobenzonitrile |
| 02/13/2013 | CN102924327A Alpha position dimethylated method of benzyl cyanide series compounds |
| 02/13/2013 | CN102924326A Liquid crystalline compound, liquid crystalline composition, optical film, and optical laminate |
| 02/13/2013 | CN102924296A Fluoranthene-containing organic compound, preparation method and application thereof |
| 02/13/2013 | CN102924202A Method for synthesizing benzylidenemalononitrile and derivative thereof under solvent-free and heating-free conditions |
| 02/13/2013 | CN101759596B Method for preparing 3,4-dichloro-cyanobenzene |
| 02/12/2013 | US8373002 Production of nitrile compounds |
| 02/12/2013 | US8373001 Method of producing dinitrile compounds |
| 02/12/2013 | US8372608 Processes for making [R]-ethyl 4-cyano-3 hydroxybutyric acid |
| 02/07/2013 | WO2013017786A1 Process for preparing amino acids or esters comprising a metathesis step |
| 02/06/2013 | CN102911083A Preparation method of 3-formacyl-4-hydroxy cyanophenyl |
| 02/06/2013 | CN102911082A Triphenylamine derivatives, and preparation method and application thereof |
| 02/06/2013 | CN102911081A Industrial synthesis process of o-chlorobenzomethylene malononitrile |
| 02/06/2013 | CN102911080A Method for preparing 2,6-dichloro-alpha-(4-chlorphenyl)-4-nitro phenylacetonitrile |
| 02/06/2013 | CN102909043A Catalyst for preparing 2,6-dichlorobenzonitrile and compositing method and application of catalyst |
| 02/06/2013 | CN101811983B Preparation method of 2,3-diisopropyl-2-cyano diethyl succinate compound |
| 02/06/2013 | CN101811982B 2,3-diisopropyl-2.3-dicyano-diethyl succinate compound, preparation method and application thereof |
| 02/05/2013 | CA2695234C Novel method for the synthesis of (7-methoxy-1-naphthyl)acetonitrile and application in the synthesis of agomelatine |
| 01/31/2013 | US20130030170 Enantioselective cyclopropenation of alkynes |
| 01/30/2013 | EP2550100A1 Improved mixed metal oxide ammoxidation catalysts |
| 01/30/2013 | EP2550099A1 Process for preparing improved mixed metal oxide ammoxidation catalysts |
| 01/30/2013 | EP2550098A1 Attrition resistant mixed metal oxide ammoxidation catalysts |
| 01/30/2013 | EP2550097A1 High efficiency ammoxidation process and mixed metal oxide catalysts |
| 01/30/2013 | CN202705270U Preparation device for azodiisobutyronitrile |
| 01/30/2013 | CN102906066A Process for producing compounds comprising nitrile functions |
| 01/30/2013 | CN102898384A Intermediate for preparing gefitinib and preparation method of |
| 01/30/2013 | CN102898331A Low-wavelength dispersibility polymerizability compound, composition of compound and application of compound |
| 01/30/2013 | CN102898264A Catalytic preparation process for aromatic nitrile or heteroaromatic nitrile |
| 01/30/2013 | CN102897798A Environmental-protection cleaning technology for producing hydrocyanic acid derivatives by comprehensive utilization of coke oven gas |
| 01/30/2013 | CN102897797A Environmentally-friendly clean technology for producing hydrocyanic acid derivatives from coal-bed methane |
| 01/30/2013 | CN101985089B Tube-type fluid bed reactor in production of chlorothalonil |
| 01/30/2013 | CN101389601B Method for producing aliphatic nitrile |
| 01/24/2013 | WO2013011226A1 Process for synthesizing omega-functionalized acids from fatty acids or fatty esters |
| 01/24/2013 | US20130023690 Process for the production of nitrile compounds from ethylenically unsaturated compounds |
| 01/24/2013 | CA2841161A1 Process for synthesizing omega-functionalized acids from fatty acids or fatty esters |
| 01/23/2013 | CN202688238U Device for refining high-purity acetonitrile |
| 01/23/2013 | CN102892502A Mixed catalyst |