| Patents for C07C 253 - Preparation of carboxylic acid nitriles (14,307) |
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| 07/01/2004 | DE10259164A1 Verfahren zur Herstellung von optisch aktiven Cyanhydrinen und deren korrespondierenden Mandelsäuren A process for the preparation of optically active cyanohydrins and their corresponding mandelic acids |
| 06/30/2004 | EP1433783A2 Naphthalenecarboxamides as tachykinin receptor antagonists |
| 06/30/2004 | EP1432676A1 Aminonitrile production |
| 06/30/2004 | CN1508125A Process for producing 4-nitro-phthalonitrile |
| 06/30/2004 | CN1508123A Quench tower for acrylonitrile |
| 06/30/2004 | CN1508122A Acrylonitrile quench tower |
| 06/30/2004 | CN1508121A Acrylonitrile quench method |
| 06/30/2004 | CN1508102A Method for preparing at least one organic compound through non-uniform-phase catalysing partial gas-phase oxidation |
| 06/30/2004 | CN1507949A Fluidized bed catalyst for producing acrylonitrile |
| 06/30/2004 | CN1507948A Fluidized bed catalyst for preparing acrylonitrile |
| 06/30/2004 | CN1507947A Fluidized bed catalyst for producing acrylointrile by ammonia oxidation of propene |
| 06/30/2004 | CN1507946A Fluidized bed catalyst for preparing acrylonitrile by ammonia oxidation of propene |
| 06/29/2004 | CA2151817C Process for the preparation of hydroxylamine ethers and their salts and intermediates for this purpose |
| 06/24/2004 | WO2004052939A2 Ligands for metals and improved metal-catalyzed processes based thereon |
| 06/24/2004 | WO2004052842A1 Method for inhibiting polymerization during the recovery and purification of unsaturated mononitriles |
| 06/24/2004 | WO2004052524A1 Shell-and-tube type reactor for catalytic gas phase reactions |
| 06/24/2004 | WO2004002925A3 Process for preparing (r)-aryloxypropionic acid ester derivatives |
| 06/24/2004 | US20040122251 Process of synthesis of compounds having nitrile functions from ethylenically unsaturated compounds |
| 06/24/2004 | DE10353014A1 Preparation of organic compound(s) comprises heterogeneously catalyzed partial gas-phase oxidizing of organic precursor compound(s) in reactor loaded with catalyst |
| 06/24/2004 | DE10257356A1 Fluorhaltige Aromaten Fluorine-containing aromatics |
| 06/24/2004 | DE10256105A1 Verfahren zur Herstellung von 3-Alkoxyphthalsäuredinitrilen A process for the preparation of 3-Alkoxyphthalsäuredinitrilen |
| 06/24/2004 | CA2506409A1 Method for inhibiting polymerization during the recovery and purification of unsaturated mononitriles |
| 06/23/2004 | EP1431279A2 Fluoride containing aromatic compounds |
| 06/23/2004 | EP1431278A1 Process for producing (2-nitrophenyl)acetonitrile derivative and intermediate therefor |
| 06/23/2004 | EP1430950A1 Hydroformylation of unsaturated compounds using polymeric phosphite ligands |
| 06/23/2004 | EP1430022A2 Method for production of azo compounds |
| 06/23/2004 | EP1430021A1 Processes and compositions for the production of chiral amino-nitriles |
| 06/23/2004 | CN1506352A Prepn process of o-chlorobenzonitrile |
| 06/23/2004 | CN1506351A In-situ analysis method of propylene ammoxidizing product |
| 06/22/2004 | US6753440 Catalyzing the reaction in presence of a catalyst supports containing copper (i) or (ii) fluorinated alkylsulfonate complexes |
| 06/17/2004 | WO2004050607A1 Process for the preparation of phenylmalonic acid dinitriles |
| 06/17/2004 | WO2004050606A1 PROCESS FOR THE SYNTHESIS OF N-SUBSTITUTED β-AMINO NITRILES THROUGH THE RING OPENING OF AZIRIDINES |
| 06/17/2004 | WO2004050240A1 Mixed oxide catalyst of k, cs, ce, cr, co, ni, fe, bi and mo for the manufacture of acrylonitrile |
| 06/17/2004 | WO2004050237A1 Preparation of vanadium antimony oxide based catalysts using nano-scale iron compounds |
| 06/17/2004 | WO2004050236A1 Method for enhancing the productivity of vanadium antimony oxide catalysts |
| 06/17/2004 | WO2004050235A1 Method for the preparation of vanadium-antimony-oxide based oxidation and ammoxidation catalysts using non-aqueous media |
| 06/17/2004 | US20040116737 Nox treated mixed metal oxide catalyst |
| 06/17/2004 | US20040116731 Vapor phase oxidation; reacting a alkane or alkene forming (meth)acrylic acid or (meth)acrylonitrile |
| 06/17/2004 | US20040116730 Adjusting pressure using radial compressor; using an unsaturated compound; multistage process; oxidation of propane to acrylic acid, then acrolein |
| 06/17/2004 | CA2507182A1 Mixed oxide catalyst of k, cs, ce, cr, co, ni, fe, bi and mo for the manufacture of acrylonitrile |
| 06/16/2004 | EP1427695A1 Method of producing nitrile compounds |
| 06/16/2004 | EP1268566B1 Porous polymer/carrier solid phase reactants, method for producing same and the use thereof |
| 06/16/2004 | EP1073520B1 Hydrocyanation of olefins and isomerisation of nonconjugated 2-alkyl-3-monoalkenenitriles |
| 06/16/2004 | CN1505609A Compound useful as intermediates for cholesteryl ester transfer protein (CETP) inhibitors |
| 06/16/2004 | CN1505606A Production of 6-aminocaproic acid |
| 06/16/2004 | CN1504456A Preparing technology for cyclohexanol derivatives used to prepare the intermediate of Venlafaxine |
| 06/16/2004 | CN1153762C Method for preparation of N[1-(2,4-dichlorophenyl)ethyl]-2-cyano-3, 3-dimethyl butane amide |
| 06/16/2004 | CN1153760C Process for production of acrylonitrile using direct contact spray heat exchange in absorber |
| 06/15/2004 | US6750372 Process for producing aryl ether |
| 06/15/2004 | US6750362 Contacting in a reactor 3-pentenenitrile with carbon monoxide and hydrogen in the presence of a catalyst containing rhodium and a bidentate phosphite ligand, and the catalyst is reactivated using hydrogen |
| 06/15/2004 | US6750171 Synthesis of P-chiral bisphospholane ligands and their transition metal complexes for use as asymmetric hydrogenation catalysts |
| 06/15/2004 | CA2250734C Method of producing amines and aminonitriles |
| 06/10/2004 | WO2004048318A1 Improved process for the preparation of 1,3-substituted indenes |
| 06/10/2004 | WO2003068729A8 Method of producing nitrile compounds from compounds with ethylenic unsaturation |
| 06/10/2004 | US20040110989 Method for the carbonylation of pentenoic acid and its derivatives thereof |
| 06/10/2004 | US20040110978 Catalyst for the manufacture of acrylonitrile |
| 06/10/2004 | US20040110977 Method for inhibiting polymerization during the recovery and purification of unsaturated mononitriles |
| 06/10/2004 | US20040110960 Ligands for pnicogen chelate complexes with a metal of subgroup VIII and use of the complexes as catalysts for hydroformylation, carbonylation, hydrocyanation or hydrogenation |
| 06/10/2004 | US20040110840 Novel derivatives of dicarboxylic acid having pharmaceutical properties |
| 06/10/2004 | US20040110796 preparation of lower alkyl esters of 3-(3,4-dihalophenyl)-2,6-dioxopiperidine-3-propionic acid and the use of the compound in preparing the corresponding acid |
| 06/10/2004 | CA2511762A1 Improved process for the preparation of 1,3-substituted indenes |
| 06/09/2004 | EP1425270A2 Methods and intermediates for preparing 4-aminoquinoline cetp inhibitors |
| 06/09/2004 | EP1425096A1 Method for the production of isophorondiamine (ipda, 3-aminomethyl-3,5,5-trimethylcyclohexylamine) |
| 06/09/2004 | CN1503781A Process for the preparatino of 1,3-substituted indenes and aryl-fused azapolycyclic compounds |
| 06/09/2004 | CN1503695A Method for producing molybdenum-bismuth-iron containing composite oxide fluid bed catalyst |
| 06/09/2004 | CN1502408A Process for preparing a catalyst for the oxidation and ammonixation of olefins |
| 06/09/2004 | CN1152856C Separation of 6-aminocaproic acid nitrile from mixtures containing 6-aminocaproic acid and imine |
| 06/09/2004 | CN1152855C Ethylenically unsaturated organic compound hydrocyanation method |
| 06/08/2004 | US6747168 Oxidation catalysts for carboxylation of propane and propene to acrylic acid or methacrylic acid |
| 06/08/2004 | US6746983 Hydrothermally synthesized MO-V-M-X oxide catalysts for the selective oxidation of hydrocarbons |
| 06/03/2004 | WO2004046088A1 Process for the racemisation of enantiomerically enriched alpha-amino nitriles |
| 06/03/2004 | US20040106818 reacting p-hydroxy- or methoxybenzyl amides or nitriles with cyclohexanone with a 1A, 2A, or aluminum hydride or LiAlH4 catalyst to form corresponding alpha-(1-hydroxycyclohexyl) derivatives, which are Venlafaxine intermediates |
| 06/03/2004 | US20040106788 asymmetric hydrogenation of a lactam-enamide; multi-step synthesis |
| 06/03/2004 | US20040106593 Highly enantiomerically pure lactam-substituted propanoic acid derivatives and methods of making and using same |
| 06/03/2004 | US20040104109 Subjecting electrically conductive catalyst to an electric current ; passing a hydrocarbon vapor over electrically conductive catalyst to produce oxidative reaction product of hydrocarbon |
| 06/03/2004 | CA2506892A1 Process for the racemisation of enantiomerically enriched alpha-amino nitriles |
| 06/02/2004 | EP1424323A1 Method for preparing 3-alkoxyphtalocyanine |
| 06/02/2004 | EP1424126A1 Photooxidation catalysts and process for preparation of aldehydes |
| 06/02/2004 | EP1424125A1 Catalyst composition and process for oxidation or ammoxidation of olefines |
| 06/02/2004 | CN1501912A Process for the preparation of n-(substituted phenyl)-3-alkyl-,aryl- and heteroarylsulfonyl-2-hydroxy-2-alkyl- and haloalkylpropanamide compounds |
| 06/02/2004 | CN1500775A Method for preparing m-phthalonitrile |
| 06/02/2004 | CN1500774A Method for preparing p-chloro cyanobenzene |
| 06/02/2004 | CN1500551A Fluidized bed catalyst for preparing acrylonitrile by ammoxidation |
| 06/02/2004 | CN1152035C Furylphosphines and organometallic complexes containing the same |
| 06/02/2004 | CN1152010C Fluidized bed catalyst for preparing acrylonitrile |
| 06/02/2004 | CN1152009C Method for preparing fluidized catalyst of acrylonitrile |
| 06/02/2004 | CN1152008C Fluidized bed catalyst for preparing acrylonitrile by propene ammoxidation |
| 06/01/2004 | US6743939 Phenylheteroalkylamine derivatives |
| 06/01/2004 | US6743938 Method for making ethyl ketone cyanohydrin |
| 06/01/2004 | US6743911 Pentenenitrile reacted with carbon monoxide and water or alcohol in the presence of a source of group viii metal and a bidentate phosphine, arsine and/or stibine ligand to form cyanovaleric acid or ester |
| 05/27/2004 | US20040102644 Aminonitrile production |
| 05/27/2004 | US20040102643 Heating, drying, calcination forming the solid catalyst, for producing acrylonitrile from propylene, ammonia, oxygen |
| 05/27/2004 | US20040102642 An ammoxidation catalyst of propane to acrylonitrile, an iron promoted vanadium antimony oxide catalyst has a BET surface area greater than 120 m2/ gram, pore size catalyst, reacting with NH3 and oxygen |
| 05/27/2004 | US20040102319 Method for the preparation of vanadium-antimony-oxide based oxidation and ammoxidation catalysts using non-aqueous media |
| 05/27/2004 | US20040102318 Method for enhancing the productivity of vanadium antimony oxide catalysts |
| 05/26/2004 | EP1421058A2 Processes for the production of alpha-difluoromethyl ornithine (dfmo) |
| 05/26/2004 | EP1248767B1 Separation of the products of polyamide ammonolysis |
| 05/26/2004 | EP1064255B1 A process for the manufacture of (2s,2'r,3'r)-2-(2,3-dicarboxylcyclopropyl)-glycine |
| 05/26/2004 | CN1151123C Acetonitrile refining and recovering process |
| 05/25/2004 | US6740769 Controlling particle diameter; ammoxidation production of acrylonitrile or methacrylonitrile |