Patents for C07C 253 - Preparation of carboxylic acid nitriles (14,307) |
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04/08/1997 | US5618965 Process for preparing aromatic nitriles |
04/03/1997 | WO1997011934A1 Chiral reductions of imines leading to the syntheses of optically active amines |
04/03/1997 | CA2233450A1 Chiral reductions of imines leading to the syntheses of optically active amines |
04/02/1997 | EP0765684A1 Surface modification and promotion of vanadium antimony oxide catalysts |
04/02/1997 | CN1146762A Monodentate phosphite and nickel catalyst composition for monoolefin hydrocyanation |
04/02/1997 | CN1146452A Method for preparation of amino and hydroxy-phenylformonitrile |
04/01/1997 | US5616773 Carbonylation of 1-cyanobutene with carbon monoxide and alkanol in presence of cobalt catalyst and an urea derivative as activating solvent |
04/01/1997 | US5616772 Method of stabilizing nitriles |
03/26/1997 | EP0764624A1 Process for the preparation of fluoroketones |
03/26/1997 | EP0764148A1 Process for preparing biscyanoacrylates |
03/26/1997 | CN1146166A Bidentate phosphite and nickel catalyst compositions for hydrocyanation of monoolefins |
03/26/1997 | CN1145898A Process for producing aliphatic nitrile |
03/20/1997 | DE19638052A1 Selective absorbent for nitrile in hydrocarbon mixts. |
03/19/1997 | EP0763518A1 Stabilization method of vinyl compound with hydroxy group and composition containing such vinyl compound |
03/19/1997 | EP0763011A1 Process for the preparation of unsaturated amino compounds |
03/19/1997 | EP0675874B1 Process for the preparation of (meth)acrylonitrile by ammoxidation |
03/18/1997 | CA1339002C Liquid crystal compound |
03/12/1997 | EP0761647A2 Improved method for preparing hydroxylamines using vinylic compounds without base neutralization and reaction mixture produced thereby |
03/12/1997 | EP0761645A2 Ammoxidation of alkanes and alkenes |
03/12/1997 | EP0761299A2 Method and apparatus for direct oxygen injection with a reactant stream into a fluidized bed reactor |
03/12/1997 | EP0760810A1 Methods for the synthesis of 9-cis retinoids and their novel intermediates |
03/12/1997 | EP0641315B1 Selective low pressure hydrogenation of a dinitrile to an aminonitrile |
03/12/1997 | CA2184797A1 Ammoxidation of alkanes and alkenes |
03/06/1997 | WO1997008137A1 Multi-component liquid azodinitrile mixtures |
03/06/1997 | WO1997008136A1 4-cyano-2,5-difluoraniline preparation process |
03/06/1997 | WO1997008127A1 Hydroformylation process |
03/06/1997 | WO1997008124A1 Hydroformylation process |
03/06/1997 | WO1997008123A1 Hydroformylation process |
03/06/1997 | DE19531895A1 Verfahren zur Herstellung von 4-Cyano-2,5-difluoranilin A process for the preparation of 4-cyano-2,5-difluoroaniline |
03/06/1997 | CA2230509A1 4-cyano-2,5-difluoraniline preparation process |
03/06/1997 | CA2229137A1 Multi-component liquid azodinitrile mixtures |
03/05/1997 | EP0620809B1 $g(a)-SUBSTITUTED BENZENEMETHANAMINE DERIVATIVES |
03/01/1997 | CA2157315A1 Process for the preparation of fluoroketones |
02/27/1997 | DE19612828C1 Cyano-naphthyl-substd. phenyl-ethene or -acrylic acid derivs. prodn. |
02/26/1997 | EP0759425A2 Process for the preparation of optically active 1-aryl-alkylamines |
02/26/1997 | EP0711270A4 Cyclopolymerisation monomers and polymers |
02/25/1997 | US5606094 Removing from a solution with acrylonitrile with sodium bisulfite |
02/19/1997 | EP0758643A2 Process for the preparation of ortho-nitro-benzonitriles |
02/19/1997 | EP0758338A1 Bidentate phosphine ligand |
02/19/1997 | CN1143074A Synthetic method for cyano acrylate |
02/17/1997 | CA2183409A1 Process for preparing ortho-nitrobenzonitriles |
02/13/1997 | WO1997005151A1 Catalyst for cross-coupling reactions |
02/13/1997 | WO1997005104A1 Method of carrying out cross-coupling reactions |
02/12/1997 | EP0757980A1 Process for the preparation of 3-aminomethyl-3,5,5-trimethyl cyclohexylamine |
02/12/1997 | EP0757672A1 Monodentate phosphite and nickel catalyst composition for monoolefin hydrocyanation |
02/06/1997 | WO1997003950A1 Oximether and acrylic acid derivatives and their use as fungicides |
02/06/1997 | WO1997003949A1 Process for the preparation and separation of cyclopropanecarbonitrile |
02/05/1997 | CN1142224A Process and catalyst compositions for hydrocyanation of monoolefins |
02/04/1997 | US5599962 For hydrogenating organic nitriles |
01/30/1997 | WO1997003040A1 Method for converting polyamides into nitrogen-containing compounds |
01/29/1997 | EP0755302A1 Bidentate phosphite and nickel catalyst compositions for hydrocyanation of monoolefins |
01/29/1997 | CN1141290A Depolymerization of polyamides |
01/29/1997 | CN1141216A Catalyst for propylene ammolidation to acrylonitrile |
01/28/1997 | US5597941 Process for production of 5-amino-3-methylpyrazole |
01/23/1997 | DE19525969A1 Etherderivate Ether derivatives |
01/22/1997 | EP0641314B1 Method for purification of acetonitrile |
01/22/1997 | EP0628026B1 Cyano-oxime ethers, process for producing them, agents containing them and their use |
01/22/1997 | CN1140747A Process for production of petrochemicals |
01/21/1997 | CA2085451C Process for the ammoxidation of saturated hydrocarbons |
01/16/1997 | WO1997001531A1 Process for the production of acrylonitrile dimers |
01/16/1997 | CA2198081A1 Method for producing dimerization product of acrulonitrile |
01/15/1997 | EP0753507A1 Process for the preparation of hydroxycarboxylic acid anilides |
01/15/1997 | EP0753496A2 Process for the catalytic selective hydrogenation of multiple unsaturated organic substances |
01/11/1997 | CA2180812A1 Process for the preparation of hydroxycarboxylic acid anilides |
01/08/1997 | CN1139919A Process for the preparation of arylacetic ester derivatives via palladium-catalyzed cross coupling reaction |
01/08/1997 | CN1139668A Preparation for aromatic nitrile compound |
01/08/1997 | CN1033749C Process for production of anhydrides and nitriles |
01/07/1997 | CA2017133C Process for synthesis of acyl cyanide |
01/02/1997 | EP0750942A2 Particulate catalyst for use in a fluidized bed |
01/02/1997 | EP0563033B1 Process for preparing 3-trifluoromethyl benzyl chloride |
12/27/1996 | WO1996041678A1 Vanadium-containing catalyst, process for the production thereof, and use thereof |
12/27/1996 | EP0749956A1 Process for the preparation of 2-hydroxybenzonitrile |
12/27/1996 | EP0749950A1 Process for the production of partial oxidation products |
12/27/1996 | EP0749417A1 Cyano compounds and preparations thereof |
12/25/1996 | CN1138573A Method for synthetizing cyano-propenoic acid ester |
12/19/1996 | WO1996040617A1 Method of making (s)-3-(aminomethyl)-5-methylhexanoic acid |
12/17/1996 | US5585524 Method for the preparation of an aldehyde |
12/12/1996 | WO1996039381A1 Nitrile stabilization |
12/12/1996 | WO1996039376A1 A synthetic method for cyanoacrylate |
12/12/1996 | CA2220490A1 Nitrile stabilization |
12/11/1996 | EP0747349A1 Paraffin ammoxidation using vanadium antimony oxide based catalysts with halide promoters |
12/11/1996 | EP0746539A1 Process for the preparation of cinnamic acid derivatives |
12/11/1996 | CN1137548A Cyanation of double bond systems |
12/11/1996 | CN1137508A Reagent and process which are useful for grafting substituted difluoromethyl group onto compound containing at least one electrophilic function |
12/11/1996 | CN1033508C Method for eliminating nitriding during acrylonitrile production |
12/10/1996 | CA2101523C Inhibiting popcorn polymer formation with alkyl halides |
12/05/1996 | WO1996038409A1 Process for producing 2-cyano-3,3-diary acrylic acid esters |
12/05/1996 | DE19519894A1 Verfahren zur Herstellung von 2-Cyan-3,3-diarylacrylsäureestern A process for the preparation of 2-cyano-3,3-diarylacrylsäureestern |
12/05/1996 | CA2218813A1 Process for producing 2-cyano-3,3-diary acrylic acid esters |
12/04/1996 | EP0745585A1 Process for the preparation of amino and hydroxybenzonitriles |
12/04/1996 | CN1033451C Alpha-substituted benzenemethanamine derivatives |
12/04/1996 | CA2177939A1 Process for the preparation of amino- and hydroxybenzonitriles |
11/27/1996 | EP0744392A1 A new one-pot process for the preparation of 7-aryl-2,6-disubstituted quinone methides |
11/27/1996 | EP0569501B1 Inhibiting popcorn polymer formation with esters of inorganic acids |
11/27/1996 | CN1033388C Ammonia oxidization for saturated hydrocarbon |
11/27/1996 | CN1033387C Ammonia oxidation method for saturated hydrocarbons |
11/27/1996 | CA2177327A1 One-pot process for the preparation of 7-aryl-2,6-disubstituted quinone methides |
11/21/1996 | WO1996036594A1 Method for preparing certain acetonitriles |
11/21/1996 | WO1996036593A1 Process for producing aromatic nitriles |
11/21/1996 | WO1996036588A1 Process for the preparation of substituted aromatic amino compounds |