| Patents for C07C 253 - Preparation of carboxylic acid nitriles (14,307) |
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| 07/24/2013 | CN203075691U Tube-plate type acetonitrile cooler with self-flushing function |
| 07/24/2013 | CN103214396A Production method of 3-cyanobenzoic acid |
| 07/24/2013 | CN103214395A Synthesizing process of 2,3-dicyanoethylpropionate |
| 07/24/2013 | CN103214394A Alkynyl imine derivative |
| 07/24/2013 | CN103214345A Technological method for separating methanol, acetonitrile and benzene tertiary mixture |
| 07/24/2013 | CN103214327A Aromatic ring or heteroaromatic trifluoromethyl ketone compound and preparation method thereof |
| 07/24/2013 | CN103214326A Synthesis method of cinnamate, cinnamonitrile, cinnamamide and derivative thereof |
| 07/24/2013 | CN103212398A Preparation and application of solid super alkali catalyst |
| 07/24/2013 | CN102442927B Preparation method of atorvastatin intermediate (R)-(-)-4-(cyano)-3-butyl hydroxyacetate |
| 07/24/2013 | CN101372449B Method for producing unsaturated carboxylic acids and nitrile |
| 07/23/2013 | US8492577 Process for preparation of valsartan intermediate |
| 07/18/2013 | US20130184485 Method for Allylating and Vinylating Aryl, Heteroaryl, Alkyl, and Alkene Halogenides Using Transition Metal Catalysis |
| 07/17/2013 | CN103209956A Process for making nitriles |
| 07/17/2013 | CN103204845A Imidazolyl ionic liquid, and synthesizing method and application thereof |
| 07/17/2013 | CN103204797A Arylamine organic luminescence material of dihydropentacene, and preparation method thereof |
| 07/17/2013 | CN101927178B Solid super basic catalyst and preparation method and application thereof |
| 07/17/2013 | CN101570498B Method for producing HPLC acetonitrile by multistage reaction-fractionating method |
| 07/10/2013 | CN103193674A Multi-cyandiamine monomer and preparation and application thereof |
| 07/10/2013 | CN103193650A Method for preparing carboxylic acid methyl ester catalyzed by metal copper salt |
| 07/10/2013 | CN103193571A Copper salt catalyzing system |
| 07/10/2013 | CN103193567A Method for controllable reduction of unsaturated organic compound from catalysis of formic acid by nanogold |
| 07/10/2013 | CN101967373B Donor-acceptor type based organic electroluminescent material |
| 07/09/2013 | CA2513242C Large-scale synthesis of selective androgen receptor modulators |
| 07/04/2013 | US20130172519 Processes for producing diaminobutane (dab), succinic dinitrile (sdn) and succinamide (dam) |
| 07/04/2013 | US20130171092 Alpha-cyanoacrylate ester synthesis |
| 07/03/2013 | CN103189351A Process for making nitriles |
| 07/03/2013 | CN103189139A Oxide catalyst, process for production of oxide catalyst, process for production of unsaturated acid, and process for production of unsaturated nitrile |
| 07/03/2013 | CN102146060B Method for preparing gefitinib and intermediate thereof |
| 06/27/2013 | WO2013093943A1 Phenolytic kinetic resolution of azido and alkoxy epoxides |
| 06/27/2013 | WO2012170297A3 Nickel form for preparation of catalytic nickel-ligand complexes |
| 06/27/2013 | US20130165667 Method for the preparation of phosphine butadiene ligands, complexes thereof with copper and use thereof in catalysis |
| 06/27/2013 | US20130165649 Ruthenium complexes for use in olefin metathesis |
| 06/26/2013 | CN103180290A Process for making nitriles |
| 06/26/2013 | CN103172537A Preparation of 2-(4-amino-chlorine5-methylphenyl)-2-(4-chlorphenyl)acetonitrile by using one-pot method |
| 06/26/2013 | CN103172536A Preparation method of 4-amino-2,6-dichloro-alpha-(4-chlorphenyl) benzyl cyanide |
| 06/26/2013 | CN102600875B Nanometer vanadyl phosphate as well as preparation method and application thereof |
| 06/26/2013 | CN102358715B Method for synthesizing aromatic nitrile with arylboronic acid |
| 06/25/2013 | US8471053 Process and apparatus for production of cyanohydrin compound, and process for production of α-hydroxyester compound |
| 06/25/2013 | US8471052 High-yield production of organic nitriles |
| 06/23/2013 | CA2799497A1 Electrocarboxylation synthesis for obtaining intermediates useful for the synthesis of spiro-[9,10-dihydroanthracene]-9,3'-pyrrolidine derivatives |
| 06/20/2013 | US20130158276 Ruthenium-diamine complexes and method for producing optically active compounds |
| 06/19/2013 | CN203002344U Reactor |
| 06/19/2013 | CN203002006U Separation tower |
| 06/19/2013 | CN103159870A Free-radical initiation method |
| 06/19/2013 | CN103159645A Alkylation reaction method for preparing 2-4-(chlorphenyl)-3-methylbutyryl chloride |
| 06/19/2013 | CN102241590B Synthetic method of spirocyclic tetronic acid compound key intermediate |
| 06/19/2013 | CN102180810B Preparation method of 4-hydroxyphenylacetonitrile |
| 06/19/2013 | CN102114433B Supported arsine catalyst as well as synthesizing method and application thereof in Wittig reaction |
| 06/19/2013 | CN102015585B Method for producing unsaturated organic compound |
| 06/19/2013 | CN101935292B Technique for synthesizing phthalonitrile |
| 06/19/2013 | CN101898976B Preparation method of 2-fluoro-5-bromoxynil |
| 06/19/2013 | CN101492391B Process for separating ethane nitrile wastewater with combination of abstraction and distillation |
| 06/13/2013 | WO2013084237A1 Deuterated tetramethyl dioic acids, compositions comprising them and uses thereof |
| 06/13/2013 | US20130150610 Process for making nitriles |
| 06/12/2013 | EP2602242A1 Process for preparing compound by novel sandmeyer-like reaction using nitroxide radical compound as reaction catalyst |
| 06/12/2013 | CN103153940A Method for producing trans-1,4-bis(aminomethyl)cyclohexane |
| 06/12/2013 | CN103145585A Preparation method for 2, 2-dimethyl cyano acetamide |
| 06/12/2013 | CN103145584A Method for synthesizing (3R,5R)-3,5-dihydroxy-6-cyanohexanoate |
| 06/12/2013 | CN103143349A Pd loaded attapulgite catalyst and method for reducing para-nitrobenzyl cyanide by using same |
| 06/12/2013 | CN103143040A Preparation method of target beta amyloid protein photographic developer |
| 06/12/2013 | CN102093230B Type I forked biphenyl diamine and preparation method and application thereof |
| 06/12/2013 | CN101830831B Method for preparing ortho-diazanyl benzonitrile |
| 06/12/2013 | CN101712619B Method for preparing fluroxene by vertical-tube type catalytic reaction |
| 06/06/2013 | WO2013079888A1 Amino acid preparation method comprising a step of hydroformylation of an unsaturated fatty nitrile |
| 06/06/2013 | WO2013079849A1 Method for cleaving unsaturated fatty chains |
| 06/06/2013 | US20130144071 Method of producing iodizing agent, and method of producing aromatic iodine compound |
| 06/06/2013 | US20130144028 Processes for producing diaminobutane (dab), succinic dinitrile (sdn) and succinamide (dam) |
| 06/06/2013 | CA2857169A1 Method for cleaving unsaturated fatty chains |
| 06/05/2013 | EP2598510A2 Ligands for selective asymmetric hydroformylation |
| 06/05/2013 | CN103140467A Processes for producing hexamethylenediamine (hmd), adiponitrile (adn), adipamide (adm) and derivatives thereof |
| 06/05/2013 | CN103140466A Process for preparing compound by novel sandmeyer-like reaction using nitroxide radical compound as reaction catalyst |
| 06/05/2013 | CN103130681A Novel method for preparing entacapone |
| 06/05/2013 | CN103130679A Method and device for automatic control continuous production of diazo compound |
| 06/05/2013 | CN103130650A Oxidative coupling preparation of phenanthrene derivative under catalysis of sodium nitrite |
| 06/05/2013 | CN103130594A Method preparing N-aryl and N-alkyl aromatic amine type compound from phenol type compound |
| 06/05/2013 | CN103127954A Preparation method of multi-layer composite film capable of catalyzing C-C key coupling reaction |
| 06/05/2013 | CN102371156B Unsaturated nitrile fluidized bed catalyst prepared by ammoxidation and its preparation method |
| 06/05/2013 | CN102010280B Preparation method of biaryl compound |
| 06/05/2013 | CN101743230B Aryloazol-2-yl cyanoethylamino compounds, method of making and method of using thereof |
| 06/05/2013 | CN101735104B 一种拟除虫菊酯化合物及其应用 One pyrethroid compound and Applications |
| 06/05/2013 | CN101555192B Paraalkenyl bromobenzene, paraalkenyl iodobenzene or paraalkenyl chlorobenzene, synthetic method and applications thereof |
| 06/05/2013 | CN101492393B Pyrethroid compounds, preparation and use thereof |
| 06/05/2013 | CN101205195B Method for producing acetone cyanhydrin and the subsequent products thereof by specific cooling |
| 06/04/2013 | US8455537 Estrogen receptor modulators and uses thereof |
| 05/30/2013 | WO2013077720A1 (r)-6-(dimethylamino)-4,4-diphenylheptan-3-one |
| 05/29/2013 | CN103124715A Method for producing bis(aminomethyl)cyclohexanes |
| 05/29/2013 | CN101910119B Process for making and refining 3-pentenenitrile, and for refining 2-methyl-3-butenenitrile |
| 05/29/2013 | CN101774945B Method for synthesizing 4,4,4-trifluoro-butyronitrile |
| 05/29/2013 | CN101591266B (3R)-[(2-halo-1-oxooctyl)oxy] tridecyl cyanide and preparation method and application thereof |
| 05/23/2013 | US20130131370 Method for producing 2-cyanoacetic acid anhydride and further reaction products thereof |
| 05/23/2013 | US20130130333 Processes for Making (R)-Ethyl 4-Cyano-3 Hydroxybutyric Acid |
| 05/22/2013 | CN202945188U Device for recycling by-product generated in production of adiponitrile |
| 05/22/2013 | CN202945187U Production lines for recovery of semi nitrile |
| 05/22/2013 | CN202942884U Reactor |
| 05/22/2013 | CN202942671U Adiponitrile rectifying tower |
| 05/22/2013 | CN202942662U Semi-nitrile evaporator |
| 05/22/2013 | CN103113260A Method for recycling cyanoacetamide in mother liquor |
| 05/22/2013 | CN103111323A Chirality N, N-dialkyl-1, 2-diaminocyclohexane catalyst as well as preparation method and application thereof |
| 05/15/2013 | EP2590935A1 Process for making nitriles |
| 05/15/2013 | EP2590934A1 Process for making nitriles |