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)
09/2005
09/29/2005US20050215812 Processes for the preparation of iodinated amino-aryl compounds
09/29/2005US20050215810 Process for ammoximation of carbonyl compounds
09/29/2005US20050215804 Synthesizing method for compound, and catalyst for synthesis reaction
09/29/2005US20050215794 Group IB compounds used as condensation, amination, amidation or arylation catalysts; catalysis; efficiency; forming a carbon-carbon bond between a reactant comprising a nucleophilic carbon atom, e.g., enolate or malonate anion, and activated carbon of an aryl, heteroaryl, or vinyl halide or sulfonate
09/29/2005CA2559527A1 Cyclone reactor and associated methods
09/28/2005EP1578720A1 Production process of gamma-cyhalothrin
09/28/2005CN1675172A Process for making nitrile compounds from ethylenically unsaturated compounds
09/28/2005CN1675144A Method for the separation of intermediates which may be used for the preparation of escitalopram
09/28/2005CN1674989A Method for making nitrile compounds from ethylenically unsaturated compounds
09/27/2005US6949668 Process for producing 5-(3-cyanophenyl)-3-formylbenzoic acid compound
09/22/2005WO2005087715A1 Method for the preparation of 3-substituted-3’-hydroxypropionitrile
09/22/2005WO2005087370A1 C1-symmetric bisphosphine ligands and their use in the asymmetric synthesis of pregabalin
09/22/2005WO2005073178A3 Method for hydrocyanation
09/22/2005US20050209479 Catalyst; oxides of tin, titanium, iron, chromium, gallium, lithium, magnesium, calcium, strontium, barium, cobalt, nickel, zinc, germanium, niobium, zirconium, molybdenum, tungsten, copper, tellurium, tantalum, selenium, bismuth, cerium, indium, arsenic, boron, aluminum, or manganese
09/22/2005US20050209471 Stereoselective addition of a nucleophile to a reactive pi -bond of a substrate using a chiral, non-racemic catalysts, producing a stereoisomerically enriched product
09/22/2005US20050209469 Converting propylene in an oxygenate-contaminated propylene stream to non-polymerization derivative products
09/22/2005US20050209462 Synthesis of benzimidate from benzoic acid
09/22/2005US20050209101 Process and apparatus for fluid bed reactions
09/22/2005CA2559086A1 C1-symmetric bisphosphine ligands and their use in the asymmetric synthesis of pregabalin
09/21/2005EP1294679B1 Beta-amino acid nitrile derivatives
09/21/2005CN1671652A Production process of fluorinated benzonitrile
09/20/2005US6946560 Ligands for metals and improved metal-catalyzed processes based thereon
09/20/2005US6946269 Alkyl esters of 3-(3,4-dihalophenyl)-2,6-dioxopiperidine-3-propionic acid of use as intermediates
09/20/2005CA2097676C 2,2-dimethyl 3[(z)1-propenyl] cyclopropane carboxylic acid and intermediates, and process for its preparation
09/15/2005WO2005085184A1 Process for production of cyclopentenenitrile derivatives
09/15/2005WO2005049560A3 Process for the preparation of anti-depressant compound
09/15/2005US20050203309 Modified catalysts and process
09/15/2005US20050203178 N-[1-cyano-1-methyl-2-(5-chloro-2-{2,4-dichlorophenoxy-phenoxy}-ethyl]-4-trifluoromethoxybe; endo-parasites, helminthes
09/15/2005US20050203148 A cyanobenzamide compound; pesticides; veterinary medicine
09/15/2005DE102004009549A1 Performing base-catalyzed reactions comprises using a soluble polymeric base and withdrawing the product through a nano- or ultrafiltration membrane
09/14/2005EP1572621A1 Cyclohexane derivatives and methods for their preparation
09/14/2005EP1254881B9 Process for producing aryl ether
09/14/2005CN1668580A Aminoacetonitriles derivant for controlling parasite
09/13/2005US6943135 oxidation catalysts used for gas phase oxidation of hydrocarbons, to from carboxylic acids or nitriles
09/13/2005CA2058553C Preparation of e-oxime ethers of phenylglyoxylic esters
09/09/2005WO2005082842A1 Process for producing optically active citalopram, intermediates therefor, and processes for producing these
09/09/2005WO2005063696A3 Novel crystalline forms of entacapone and production thereof
09/08/2005US20050197500 Process for the synthesis of 1,3-diols
09/07/2005EP1571172A1 Polymeric, phosphorus-containing compositions and their use in hydrocyanation, isomerization and hydroformylation reactions
09/07/2005EP1569745A1 Shell-and-tube type reactor for catalytic gas phase reactions
09/07/2005CN1665779A Fluorosulfates of hexafluoroisobutylene and its higher homologs and their derivatives
09/07/2005CN1665776A Method for the recycling of a lewis acid
09/07/2005CN1665760A Preparation of chiral amino-nitriles
09/07/2005CN1217923C Process for preparing acid via alpha-chloroepoxy esters
09/07/2005CN1217736C Cocatalytic polymetallic oxide catalyst
09/06/2005US6939990 Derivatives of dicarboxylic acid having pharmaceutical properties
09/01/2005WO2005079980A1 Catalyst for partial oxidation and preparation method thereof
09/01/2005US20050192454 Process for the cyanation aldehydes
08/2005
08/31/2005EP1567483A1 Improved process for the preparation of 1,3-substituted indenes
08/31/2005EP1567482A1 Process for the preparation of phenylmalonic acid dinitriles
08/31/2005EP1567481A1 Method for inhibiting polymerization during the recovery and purification of unsaturated mononitriles
08/31/2005EP1567478A1 Method of producing nitrile compounds from ethylenically-unsaturated compounds
08/31/2005EP1567263A1 Mixed oxide catalyst of k, cs, ce, cr, co, ni, fe, bi and mo for the manufacture of acrylonitrile
08/31/2005EP1441851B1 Process for catalytically hydrogenating nitriles using an iron-containing material
08/31/2005CN1662484A Process for preparing (r)-aryloxypropionic acid ester derivatives
08/31/2005CN1660791A Liquid phase method for synthesizing ramification of 2, 6-dicyan aniline
08/31/2005CN1660790A Microwave method for synthesizing 2, 6-ramification of dicyan aniline
08/31/2005CN1660789A Method for synthesizing m-trifluoromethyl benzyl cyanide
08/31/2005CN1660788A Hydrocyanation of pentenenitriles and/or 2-methyl-3-butenenitrile using promoters obtained from the chlorination of titanium-rich ores
08/31/2005CN1660787A Method for recovering acetonitrile from waste liquor obtained in producing cefoperazone sodium
08/31/2005CN1660758A Process for the selective (AMM) oxidation of lower molecular weight alkanes and alkenes
08/31/2005CN1660499A Method of preparing catalyst camied by composite oxides and application
08/31/2005CN1216854C Ether amide production method
08/30/2005US6936563 Coordination compounds and their use for the polymerization of olefins
08/25/2005WO2005077891A1 Method for the separation of intermediates which may be used for the preparation of escitalopram
08/25/2005WO2005077890A1 Novel method for synthesis of (7-methoxy-1-naphtyl)acetonitrile and use thereof in the synthesis of agomelatine
08/25/2005WO2005077889A1 Novel method for the synthesis of (7-methoxy -1-naphtyl)acetonitrile and use thereof in the synthesis of agomelatine
08/25/2005WO2005077888A1 Novel method for the synthesis of (7-methoxy-3,4-dihydro-1-naphtalenyl)acetonitrile and use thereof in the synthesis of agomelatine
08/25/2005WO2005077887A1 Novel method of synthesis and novel crystalline form of agomelatine and pharmaceutical compositions containing said form
08/25/2005US20050187406 Catalyst for partial oxidation and preparation method thereof
08/25/2005US20050187401 Absorption; withdrawal; extractive distillation
08/24/2005CN1659172A Cross-metathesis of olefins directly substituted with an electron-withdrawing group using transition metal carbene catalysts
08/24/2005CN1659135A Fluorobenzamides suitable for the treatment of alzheimer's disease or senile dementia
08/24/2005CN1657519A Process for preparing para-bromo benzonitrile
08/24/2005CN1216040C 3-Cyan-2,4,5-trifluoro benzoyl fluoride and intermediate produced therefor
08/24/2005CN1215901C Method and device for fluidized bed reaction
08/18/2005WO2005075384A1 Process for production of aromatic compounds
08/18/2005WO2005075074A1 Inorganic solids, such as porous and particularly mesoporous inorganic solids, which are modified by transition metal-chelating organic molecules, preparation method thereof and use of same as catalysts
08/18/2005US20050182276 Process for the synthesis and crystalline form of agomelatine
08/18/2005US20050182271 Continuous processes and apparatus for forming cyanoacetate and cyanoacrylate
08/18/2005US20050182270 7-methoxy-3,4-dihydro-1-naphthalenyl)acetonitrile is reacted with a hydrogenation catalyst palladium in the presence of an allyl compound to form chemical intermediate 7-methoxy--1-naphthyl) acetonitrile, reduction and coupling with acetic anhydride to form agomelatine
08/18/2005US20050182269 Process for the preparation of 3-cyano-1-naphthoic acid and some analogues thereof
08/18/2005US20050182268 Reacting 7-methoxy-1-tetralone with cyanoacetic acid to form intermediate, in presence of catalytic benzylammonium heptanoate, removing water formed, forming 7-methoxy-3,4-dihydro-1-naphthalenyl)acetonitrile, hydrogenating with allyl compound in presence of Pd catalyst; intermediate for agomelatine
08/18/2005US20050182267 Reacting 7-methoxy-1-tetralone with cyanoacetic acid to form intermediate, in presence of catalytic benzylammonium heptanoate, removing water formed, forming 7-methoxy-3,4-dihydro-1-naphthalenyl)acetonitrile, hydrogenating with allyl compound in presence of Pd catalyst; intermediate for agomelatine
08/18/2005DE102004004724A1 Herstellung von 3-Pentennitril aus 1,3-Butadien Preparation of 3-pentenenitrile from 1,3-butadiene
08/18/2005DE102004004721A1 Verfahren zur Trennung von Pentennitril-Isomeren A process for the separation of pentene nitrile isomers
08/18/2005DE102004004720A1 Verfahren zur Herstellung von 3-Pentennitril A process for preparing 3-pentenenitrile
08/18/2005DE102004004718A1 Verfahren zur Hydrocyanierung A process for hydrocyanation
08/18/2005DE102004004717A1 Homogene Isomerisierung von cis-2-Pentennitril zu 3-Pentennitril Homogeneous isomerization of cis-2-pentenenitrile to 3-pentenenitrile
08/18/2005DE102004004716A1 Isomerisierung von cis-2-Pentennitril zu 3-Pentennitril in einer Reaktivdestillation Isomerization of cis-2-pentenenitrile to 3-pentenenitrile in a reactive distillation
08/18/2005DE102004004697A1 Verfahren zur Herstellung von Pentennitrilen aus n-Butan Process for the preparation of pentenenitriles from n-butane
08/18/2005DE102004004696A1 Kontinuierliches Verfahren zur Herstellung von linearen Pentennitrilen A continuous process for the preparation of linear pentenenitriles
08/18/2005DE102004004685A1 Separation of nickel(0) complexes and phosphorus-containing ligands from a reaction discharge of a hydrocyanation of unsaturated mononitriles to dinitriles, by means of a hydrocarbon
08/18/2005DE102004004684A1 Verfahren zur Hydrocyanierung A process for hydrocyanation
08/18/2005DE102004004683A1 Verfahren zur Herstellung von Dinitrilen Process for the preparation of dinitriles
08/18/2005DE102004004682A1 Verfahren zur Herstellung von Adipodinitril durch Hydrocyanierung von 1,3-Butadien A process for preparing adiponitrile by hydrocyanating 1,3-butadiene
08/18/2005DE102004004673A1 Verfahren zur Hydrocyanierung von Butadien A process for the hydrocyanation of butadiene
08/18/2005DE102004004672A1 Verfahren zur Hydrocyanierung A process for hydrocyanation
08/18/2005DE102004004671A1 Producing 3-pentenonitrile comprises isomerizing 2-methyl-3-butenonitrile and separating (Z)-2-methyl-2-butenonitrile and 2-methyl-3-butenonitrile
08/18/2005CA2555453A1 Cross-coupling process for production of aromatic compounds from aliphatic organic compounds and aromatic organometallic reagents
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