Patents
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Patents for C07C 253 - Preparation of carboxylic acid nitriles (14,307)
12/2005
12/07/2005EP1602405A1 Particulate porous ammoxidation catalyst
12/07/2005EP0912508B2 Process for preparing caprolactam from 6-aminocapronitrile
12/07/2005CN1705638A Multimetallic oxide composition
12/07/2005CN1705637A Method for the production of a multi-metal oxide material
12/06/2005US6972075 Distillation, separation of mixture
12/01/2005US20050267306 Protected 3,5-dihydroxy-2,2-dimethyl-valeronitriles for the synthesis of epothilones and epothilone derivatives and process for the production
11/2005
11/30/2005EP1599442A1 Process for preparing gamma-cyhalothrin
11/30/2005EP1599441A1 Process for the preparation of an alpha-amino carbonyl compound
11/30/2005EP1292569B1 Method for removing 6-aminocapronitrile from mixtures that contain 6-aminocapronitrile, adipodinitrile and hexamethylenediamine
11/30/2005EP0993463B1 Alkene borates and a process for covalently coupling organic compounds
11/30/2005CN1703387A Preparation of at least one partial oxidation and/or ammoxidation product of propylene
11/30/2005CN1229338C Method for the production of unsaturated nitriles from alkanes
11/29/2005CA2306004C Process for preparing an aromatic compound substituted by a tertiary nitrile
11/24/2005US20050261511 Catalytic oxidation process
11/24/2005US20050261499 Process for preparing (r)-aryloxypropionic acid ester derivatives
11/23/2005EP1598112A2 Process for preparing a mixed metal oxide catalyst by vapor deposition
11/23/2005CN1701060A Ammoxidation of carboxylic acids to a mixture of nitriles
11/23/2005CN1701054A Method for the production of at least one partial propylene oxidation and/or ammoxidation product
11/17/2005WO2005108350A1 An improved and eco-friendly process for the preparation of 2-chlorenbenzylidene malononitrile (cs)
11/17/2005WO2005108348A1 Aromatic amine derivative, organic electroluminescent element employing the same, and process for producing aromatic amine derivative
11/17/2005WO2005108335A1 1,6-substituted 3,8-dihalogenopyrene and process for producing the same
11/17/2005US20050256340 Catalytically hydrogenating 4-(aminoalkoxy)benzonitrile in the presence of an organic solvent; preparing the aminoalkoxybenzonitriles from aminoalcohols and 4-halobenzonitrile
11/17/2005US20050256332 Flourination of dicarbonyl compounds
11/17/2005US20050254319 Polymer bound donor-acceptor-donor compounds and their use in a 3-dimensional optical memory
11/16/2005EP1383777B1 Ligands for pnicogen chelate complexes with a metal of subgroup viii and use of the complexes as catalysts for hydroformylation, carbonylation, hydrocyanation or hydrogenation
11/16/2005EP1330464B1 Phosphino-aminophosphines, catalyst complexes and enantioselective hydrogenation
11/16/2005CN1227232C Process for preparing non-steroid glucocorticoid receptor regulator
11/15/2005US6965050 Single crystalline phase catalyst
11/15/2005US6965046 Complex of catalytic oxides of iron, bismuth, molybdenum, cobalt, cerium, antimony, at least one of nickel or magnesium, and at least one of lithium, sodium, potassium, rubidium, or thallium
11/10/2005WO2005105730A2 Method of preparing an alcohol from a halogenoaromatic compound and an aldehyde
11/10/2005US20050250963 hydrotalcite containing magnesium oxide, alumina and fluorine; controlling particle size, alkalinity
11/10/2005US20050250959 Copper-catalyzed formation of carbon-heteroatom and carbon-carbon bonds
11/10/2005US20050247624 extractiing chlorides of zinc and/or iron, from cyanation reaction mixtures of reactants and catalyst systems comprising acid catalysts and complexes; reuse
11/09/2005EP1592659A2 Method of producing dinitrile compounds
11/09/2005CN1226281C Ethanol ammoxidizing process to synthesize high-purity acetonitrile
11/09/2005CN1226280C Method for producing acrylonitrile, catalyst for use therein and method for preparing same
11/08/2005US6962994 Beta hydroxy ketone is treated with a trialkylborane or dialkylalkoxyborane or a mixture of a trialkylborane and a dialkylalkoxyborane followed by recovery and reuse of the alkylborane species
11/03/2005US20050245761 Single crystalline phase catalyst
11/02/2005EP1591161A1 Method for producing metal oxide catalyst
11/02/2005EP1590320A1 Process for recovering acrylonitrile or methacrylonitrile
11/02/2005EP1140842B1 Alkyl esters of 3-(3,4-dihalogenophenyl)-2,6-dioxopiperidine-3-propionic acid useful as intermediates
11/01/2005US6960680 reacting 1,2-epoxides with inorganic cyanides, aqueous organic solvent with acidic buffer which aids by-product inhibition; lighter color to 3-hydroxyvaleronitrile distillate oil; easy isolation by distillation/ filtration; industrial scale
10/2005
10/27/2005WO2005100304A1 Adamantane derivative and process for producing the same
10/26/2005EP1587621A2 Process for the preparation of a nickel/phosphorous ligand catalyst for olefin hydrocyanation
10/26/2005EP1450949B1 Process for the preparation of a nickel/phosphorus ligand catalyst for olefin hydrocyanation
10/26/2005CN1688539A Improved syntheton synthesis
10/26/2005CN1688530A Method for producing partial oxidation products and/or partial ammoxidation products of at least one olefinic hydrocarbon
10/26/2005CN1224611C Process for preparing aliphatic trinitrile
10/25/2005US6958414 a portion of the reaction gas is brought from a low initial pressure to a higher final pressure by means of a radial compressor; radial compressor tolerates polymer deposits on rotor; acrylic acid from propane
10/25/2005CA2265488C Process for simultaneously preparing 6-aminocapronitrile and hexamethylene diamine
10/20/2005WO2005097727A1 Processes for the preparation of iodinated amino-aryl compounds
10/20/2005WO2005097719A1 A method for preparing hydroxystyrenes and acetylated derivatives thereof
10/20/2005CA2560313A1 Processes for the preparation of iodinated amino-aryl compounds
10/19/2005EP1586598A1 Process for preparation of polymeric, phosphorus-containing compositions
10/19/2005EP1586377A2 Processes for preparing unsaturated carboxylic acids or their esters using modified mixed oxide catalysts
10/19/2005EP1585722A2 Method for synthesis of compounds comprising nitrile functions from ethylenically unsaturated compounds
10/19/2005CN1684944A Copper-catalyzed formation of carbon-heteroatom and carbon-carbon bonds
10/19/2005CN1223579C Method for preparing p-cholera cyanobenzene
10/13/2005WO2005095547A1 Propylene hydroformylation
10/13/2005WO2005095315A2 Process for hydroformylation of propylene
10/13/2005WO2005094506A2 Catalyst composition for the selective conversion of alkanes to unsaturated carboxylic acids, method of making and method of using thereof
10/13/2005US20050228201 By halogen exchange reaction using specific guanidinium, phosphonium or sulfonium catalysts, e.g., diethylaminobis[tris(diethylamino)phosphazenyl]-sulfonium bromide, diethylaminobis(tetramethyl-guanidino)sulfonium bromide and (N,N-dimethylimidazolidino)tetramethyl-guanidinium chloride
10/13/2005US20050228197 NOx treated mixed metal oxide catalyst
10/13/2005US20050228196 Supported mixed metal oxide catalyst
10/13/2005US20050228191 Method for preparing hydroxystyrenes and acetylated derivatives thereof
10/13/2005US20050228190 C1-symmetric bisphosphine ligands and their use in the asymmetric synthesis of pregabalin
10/12/2005EP1584613A2 Improved catalytic oxidation process
10/12/2005EP1181268B1 Ammoxidation of a mixture of ketones to acetonitrile and hydrogen cyanide
10/12/2005CN1681774A Processes for the preparation of 4- 4- 4-(2 -cyanoethenyl)-2, 6-dimethylphenyl )amino) -2-pyrimidinyl)amino benzonitrile
10/12/2005CN1681773A Recovery of adiponitrile from a mixture of adiponitrile, aminocapronitrile and hexamethylenediamine
10/12/2005CN1680350A Crystalline base of citalopram
10/12/2005CN1680297A New process for the synthesis of (7-methoxy-1-naphthyl)acetonitrile and its application in the synthesis of agomelatine
10/12/2005CN1680296A New process for the synthesis of (7-methoxy-1-naphthyl)acetonitrile and application in the synthesis of agomelatine
10/12/2005CN1680295A New process for the synthesis of (7-methoxy-3, 4-dihydro-1-naphthalenyl)acetonitrile and its application in the synthesis of agomelatine
10/12/2005CN1680293A Processes for the production of alpha-difluoromethyl ornithine (dfmo)
10/12/2005CN1680292A Compounds useful as intermediates of 4-aminoquinoline deravative
10/12/2005CN1680291A Multidentate phosphite ligands, catalytic compositions containing such ligands and catalytic processes utilizing such catalytic compositions
10/12/2005CN1680284A New process for the synthesis and new crystalline form of agomelatine and pharmaceutical compositions containing it
10/12/2005CN1680273A Process for producing n-(1-(2, 4-dichlorophenyl)ethyl)-2- cyano-3, 3-dimethylbutanamide
10/12/2005CN1680243A Process for the preparation of non-steroidal glucocorticoid receptor modulators
10/12/2005CN1222506C Method for producing aliphatic alpha-, omega-diamines
10/12/2005CN1222358C Catalyst comprising at least one phosphonite ligand based nickel (o) complex and method for the production of nitriles
10/11/2005US6953797 Nitric oxide synthase inhibitor; antiinflammatory agents
10/06/2005WO2005093010A2 Converting propylene in an oxygenate-contaminated propylene stream to non-polymerization derivative products
10/06/2005US20050222449 reacting a mixture of aminonitrile or a diamine or a dinitrile or mixtures as well as unsaturated amine with alkali or alkaline metal phthalimide or benzenesulfonamide as nucleophic compound, caable to taking of an H+ ion to form acid, disttilation; hydrogenation of dinitrile; Nylon -6 or nylon 66
10/06/2005US20050218532 higher reactivity with an electrophile; lithium chloride complexes; using organometallic R1(MgX).LiY, a fast exchange reaction occurs leading to Grignard reagents in high yields under mild conditions; ether solvent; phenyl-(4-cyanophenyl)methanol from benzaldehyde, 4-bromobenzonitrile and i-PrMgCl.LiCl
10/05/2005EP1582523A1 Method of preparing organomagnesium compounds
10/05/2005EP1581483A1 A PROCESS FOR THE PREPARATION OF RACEMIC CITALOPRAM DIOL AND/OR i S- /i OR i R- /i CITALOPRAM DIOLS AND THE USE OF SUCH DIOLS FOR THE PREPARATION OF RACEMIC CITALOPRAM, i R- /i CITALOPRAM AND/OR i S- /i CITALOPRAM
10/05/2005EP1581482A1 Manufacture of water-soluble beta-hydroxynitriles
10/05/2005EP1581481A1 Improved neutralization of isophorone nitrile synthesis products
10/05/2005EP1581467A2 Ligands for metals and improved metal-catalyzed processes based thereon
10/05/2005EP1444241B1 Bidendate ligands for the carbonylation of unsaturated compounds
10/05/2005EP1246794A4 Process and intermediates for preparing a cyclohexylnitrile
10/05/2005CN1221528C Method for reducing content of unsaturated amine in mixture containing amine and nitrile
10/04/2005US6951884 Fluorobenzamides and uses thereof
10/04/2005CA2259941C Manufacturing process for 6-aminocapronitrile
09/2005
09/29/2005WO2005090290A1 Process for producing citalopram, intermediate therefor, and process for producing the same
09/29/2005WO2005090289A1 3-formyl-5-trifluoromethylbenzonitrile derivative and process for producing the same
09/29/2005WO2005090272A1 Cyclone reactor and associated methods
09/29/2005WO2004046088A8 Process for the racemisation of enantiomerically enriched alpha-amino nitriles
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