Patents for C07C 253 - Preparation of carboxylic acid nitriles (14,307) |
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01/23/2013 | CN102892499A Process for preparing improved mixed metal oxide ammoxidation catalysts |
01/23/2013 | CN102892498A Improved mixed metal oxide ammoxidation catalysts |
01/23/2013 | CN102892497A Attrition resistant mixed metal oxide ammoxidation catalysts |
01/23/2013 | CN102892496A High efficiency ammoxidation process and mixed metal oxide catalysts |
01/23/2013 | CN102887845A Compound containing 2,6-naphthyl |
01/23/2013 | CN102887835A Method for synthesizing 2-amino-4,5-bis-(2-methoxyethoxy)cyanophenyl |
01/23/2013 | CN102887807A Method for preparing alpha, beta-unsaturated carbonyl compounds |
01/23/2013 | CN101085754B Fluorosulfates of hexafluoroisobutylene and its higher homologs and their derivatives |
01/17/2013 | WO2013008616A1 Method for producing purified 2-cyanoacrylic ester |
01/17/2013 | WO2013007603A1 Method for the production of 2-amino-5-cyano-n,3-dimethylbenzamide |
01/17/2013 | US20130017944 Solid catalytic compositions based on mesoporous organic materials |
01/16/2013 | CN102883810A Apparatus for removing substances from catalyst surface |
01/16/2013 | CN102875417A Liquid crystal compound containing bicyclo (3,3,0) octane and preparation method and application thereof |
01/16/2013 | CN102875415A Compound and preparation method and application thereof |
01/16/2013 | CN102875414A Preparation method of 4-amino-2-trifluoromethyl cyanophenyl |
01/16/2013 | CN102875276A Method for preparing cyan aromatic hydrocarbon by using aryl bromide |
01/16/2013 | CN102875275A Method for preparing aryl nitrile by aryl halogenide |
01/10/2013 | WO2013004016A1 Process for the preparation of aminonitrile and diamine, and corresponding devices |
01/09/2013 | CN102863356A Preparation method for 4-(4-methylphenoxy)cyanobenzene |
01/09/2013 | CN101885690B Preparation method of OLED orange-red optical materials |
01/08/2013 | US8350075 Mixed metal oxide ammoxidation catalysts |
01/08/2013 | US8349344 Formulations of bifenthrin and enriched cypermethrin |
01/03/2013 | US20130006009 Process for continuously producing geometric shaped catalyst bodies k |
01/03/2013 | US20130006008 Process for preparation of (z)-cyanoalkenylcyclopropanecarboxylic acid compounds |
01/02/2013 | EP2540702A2 Method for the recovery of toluene diisocyanate from liquid residues of toluene diisocyanate production |
01/02/2013 | EP2540701A1 Process for production of cyclopropanecarboxylic acid ester compound |
01/02/2013 | EP1299308B1 Chemical extraction process |
01/02/2013 | CN102858734A Method for isomerizing cis-2-pentene nitrile to form 3-pentene nitriles |
01/02/2013 | CN102850237A Asymmetric spirobifluorene compound derived from functional group conversion on different fluorene ring |
01/02/2013 | CN101972672B S-acylation L-cysteine and application of salt thereof as catalyst for asymmetrical organic synthesis reaction |
01/02/2013 | CN101892026B Isotropous conductive adhesive and preparation method thereof |
01/02/2013 | CN101443306B Process for preparing aminoalkylnitriles and diamines from such nitriles |
12/27/2012 | US20120330049 Method for preparing acrolein from glycerol or glycerine |
12/27/2012 | US20120329981 Process to produce valerolactone from levulinic acid |
12/26/2012 | EP2537828A1 Method for producing cyanoalkenylcyclopropanecarboxylic acid salt |
12/26/2012 | EP2537826A1 Fluorination of aromatic ring systems |
12/26/2012 | CN102838511A Sitagliptin intermediates as well as preparation method and application of intermediate |
12/26/2012 | CN101857517B Method for preparing fluorobiaryl compound in pure water solution |
12/25/2012 | US8338643 Reagent for introduction of protein or gene |
12/25/2012 | US8338325 Tethered catalyst processes in microchannel reactors and systems containing a tethered catalyst or tethered chiral auxiliary |
12/20/2012 | WO2012171830A1 Process for preparing 3-cyano-3,5,5-trimethylcyclohexanone |
12/20/2012 | WO2012171484A1 Substituted cyanoaniline compounds, preparation and use thereof |
12/20/2012 | US20120323034 Process for production of cyclopropanecarboxylic acid ester compound |
12/20/2012 | DE102011077681A1 Verfahren zur Herstellung von 3-Cyano-3,5,5-trimethylcyclohexanon Trimethyl 3-cyano-3,5,5-process for the preparation of |
12/19/2012 | CN102827034A P-dicyanoaniline-containing compounds and applications thereof |
12/19/2012 | CN102827032A Cyano-diphenylamine-containing compounds and applications thereof |
12/19/2012 | CN102827031A Beta-aminopropionitrile consecutive reaction process |
12/19/2012 | CN102827030A Preparation method of (3R,5R)-3,5-dihydroxy-6-methyl cyan-caproate |
12/19/2012 | CN102093303B (2R, 4S)-4-phenyl-2-methyl-2-trifluoromethyl oxazoline and preparation method thereof |
12/19/2012 | CN101607923B Aromatic nitrile compounds or derivatives of same and synthetic method and application thereof |
12/19/2012 | CN101575253B Application of fullerene as catalyst in catalytic hydrogenation reaction of nitro aromatic compound |
12/19/2012 | CN101514170B Method for preparing n-phenylglycinonitrile |
12/18/2012 | US8334399 Method for producing acetone cyanohydrin and the subsequent products thereof by specific cooling |
12/12/2012 | CN102816096A Imine alkali metal salt and ion liquid and application of same as non water electrolyte |
12/12/2012 | CN101479236B Process for making 3-pentenenitrile by hydrocyanation of butadiene |
12/11/2012 | US8329936 Method for producing cyanoacrylate esters in the presence of transition metal catalysts |
12/06/2012 | WO2012163476A1 1-bromo-3-halo-2-cycloalkylbenzene compounds |
12/06/2012 | US20120310003 Method for producing cyanoalkenylcyclopropanecarboxylic acid salt |
12/06/2012 | US20120309989 Continuous process for the production of beta-keto esters by claisen condensation |
12/06/2012 | US20120309931 Process for the synthesis of 3-hydroxyglutaronitrile |
12/05/2012 | CN202569620U Rectification device for ethyl cyanoacetate |
12/05/2012 | CN102807615A Method for synthesizing single succinyl acyl oxygen deltamethrin hapten |
12/04/2012 | CA2427043C Novel intermediates for use in retinoid synthesis |
11/28/2012 | CN202562327U Reactant gas cooler for acrylonitrile device |
11/28/2012 | CN102803196A Production of adipic acid and derivatives from carbohydrate-containing materials |
11/28/2012 | CN102803195A Production of adipic acid and derivatives from carbohydrate-containing materials |
11/28/2012 | CN102796028A Control system and method for improving acrylonitrile production stability |
11/28/2012 | CN101914037B New process for producing high-purity iminodiacetonitrile |
11/22/2012 | WO2012157456A1 Method for manufacturing 2-cyanoacrylic acid |
11/22/2012 | US20120296108 Process for producing geometric shaped catalyst bodies |
11/21/2012 | CN102791678A Process for the preparation of 4-bromomethyl-[1,1'-biphenyl]-2'-carbonitrile |
11/21/2012 | CN102786453A Chiral sulfoxide alkene ligand, preparation method and application thereof |
11/21/2012 | CN102786449A Ionic liquid synthesized from perfluoroalkyl sulfonyl imide alkali metal salt |
11/21/2012 | CN102786439A Preparation method of 5-chloro-2-methoxy cyanophenyl |
11/21/2012 | CN102786438A Cyano anthraquinone derivatives, preparation method and organic electroluminescent devices thereof |
11/21/2012 | CN102786437A Preparation method of teriflunomide |
11/21/2012 | CN102786436A Method for synthesizing cyanoacetate |
11/21/2012 | CN102786372A Synthesis of m-nitrobenzaldehyde derivative |
11/21/2012 | CN102068831B Batch extractive distillation device and separation method for acetonitrile-methanol azeotropic mixture |
11/21/2012 | CN101597243B Synthesis method of 4'-Bromomethyl-2-cyanobiphenyl |
11/21/2012 | CN101597241B Method for purifying ultraclean high-purity acetonitrile |
11/21/2012 | CN101528675B Process for preparing alkali metal or alkaline earth metal tricyanomethanides |
11/21/2012 | CN101443308B Process for producing dicyanonorbornane and zerovalent-nickel complex catalyst |
11/15/2012 | WO2012153991A2 Method for preparing chiral α-aminonitrile using a catalyst for a strecker reaction |
11/15/2012 | WO2012153509A1 Aldehyde compound production method |
11/15/2012 | US20120289734 Alternative synthesis of 1,1-substituted olefins having electron-withdrawing substituents |
11/14/2012 | CN102775328A Environment-friendly preparation method of alpha-cyanoacrylate compound |
11/14/2012 | CN102775327A Composite oxidizer and method for preparing high efficiency liquid chromatography eluate acetonitrile by using same |
11/14/2012 | CN101992106B Alkane ammoxidation catalyst |
11/14/2012 | CN101884929B Fluid catalyst for preparing acrylonitrile by propylene ammoxidation |
11/14/2012 | CN101628881B Substituted cyanoacetate compound and application thereof |
11/14/2012 | CN101489992B Process for making 3-pentenenitrile by hydrocyanation of butadiene |
11/13/2012 | US8309753 Method for producing optically active cyanohydrin compound |
11/13/2012 | US8309752 Process for production of mandelonitrile compound |
11/07/2012 | CN102770409A Process for production of cyclopropanecarboxylic acid ester compound |
11/07/2012 | CN102766073A Method for synchronizing m-benzenyl trifluoride di-cyan acetonphenone |
11/07/2012 | CN102766072A Method for preparing atorvastatin calcium chiral side chain |
11/07/2012 | CN102766071A Chiral reduction method of statin intermediates |
11/07/2012 | CN102766070A Method for preparing precursor 2-chloro-2-chloromethyl-4-cyano butyraldehyde of Paichonghding intermediate |
11/07/2012 | CN102766004A Method for synthesizing aminoacyl arylamine |