Patents
Sitemap › C07 - Organic chemistry › C07B - General methods of organic chemistry; Apparatus therefor › C07B 61 - Other general methods
Patents for C07B 61 - Other general methods (69,072)
10/2002
10/09/2002EP1102635B1 Method for producing supported catalysts and their use for producing vinyl acetate monomer
10/09/2002EP1100954B1 Continuous process for preparing optically pure (s)-3,4-dihydroxybutyric acid derivatives
10/09/2002EP1100953B1 CONTINUOUS PROCESS FOR PREPARING OPTICALLY PURE ($i(S))-3-HYDROXY-GAMA-BUTYROLACTONE
10/09/2002EP1100952B1 Process for preparing optically pure (s)-3,4-dihydroxybutyric acid derivatives
10/09/2002EP1100951B1 PROCESS FOR PREPARING OPTICALLY PURE ($i(S))-3-HYDROXY-GAMA-BUTYROLACTONE
10/09/2002EP1027331B1 Method for producing aryl thiols by hydrogenating diaryldisulphides
10/09/2002EP0993432B1 Process for the preparation of trifluoromethyl acetophenone
10/09/2002EP0975622B1 Selective olefin metathesis of bifunctional or polyfunctional substrates in compressed carbon dioxide as reaction medium
10/09/2002EP0938379B1 Catalyst and process for the production of aldehydes by hydroformylation of olefinically unsaturated compounds
10/09/2002EP0885181B1 Alkylation process using hydrogen fluoride-containing alkylation catalysts
10/09/2002CN1373789A Thermal separation method for mixing polymers
10/09/2002CN1373759A Process for producing propylene oxide
10/09/2002CN1373756A Imidazolidine-based metal carbene metathesis catalysts
10/09/2002CN1373745A 3-amino-2-benzyl-1-phenyl-propane derivs.
10/09/2002CN1373743A Method for purifying acid chlorides
10/09/2002CN1373742A Method for producing acid chlorides
10/09/2002CN1373741A Improved metal-ligand complex catalyzed processes
10/09/2002CN1373123A Process for gas phase ammonoxidation of alkane
10/09/2002CN1092228C Coal gas purifier
10/09/2002CN1092191C Method for manufacture of cyclocarbonates
10/09/2002CN1092184C Processes for preparation of 3-(methylthio) propanal
10/09/2002CN1092175C Process for preparing polyhydric alcohols
10/09/2002CN1092174C Process for preparing 1,6-hexanediol with level of purity over 99%
10/09/2002CN1092081C Process for producing coated catalyst for synthesis of maleic anhydride by gas-phase oxidation
10/09/2002CN1092080C Catalyst and process for producing unsaturated aldehyde and unsaturated acid
10/08/2002US6462246 Alkenylating an aromatic hydrocarbon with an olefin in the presence of beta-diketone and rhodium complex catalyst; without use of carboxylic acid such as acetic acid
10/08/2002US6462244 Passing the aromatic feed stream containing sulfur over a hydrogenation catalyst comprising platinum and palladium and an inert alumina carrier for hydrogenation
10/08/2002US6462242 By formylation of aryl bromides to form benzaldehydes and reduction of the latter using a formate
10/08/2002US6462241 Process for preparing benzothiophenecarboxamide derivatives
10/08/2002US6462240 Froming 2-lithiobenzotrifloride from benzotrifluoride and alkyllithium
10/08/2002US6462239 Oxidation catalyst and oxidation process using the same
10/08/2002US6462236 Preparation of amines
10/08/2002US6462235 Process for production of oximes cocatalyzed by ammonium salts or substituted ammonium salts
10/08/2002US6462232 Acrolein-containing gas obtained by subjecting propylene to vapor phase oxidation is heated or cooled as needed for oxidation to acrylic acid
10/08/2002US6462231 Method of producing carboxylic acid and alcohol
10/08/2002US6462226 Reduction of 4-amino-5-azido shikimic acid derivatives with a phosphine in the presence of a carboxylic acid without formation of ?2-azido-5-amino? intermediate which has shown to be ?ames positive?
10/08/2002US6462220 Method for simultaneous preparation of 6-aminocapronitrile and hexamethylene diamine
10/08/2002US6462219 Reacting acrylonitrile with water in presence of a weak base, heating and cooling; separating aqueous phase; distilling off acrylonitrile, pyrolysis in presence of basic catalyst; isolating 3-hydroxypropionitrile by fractional distillation
10/08/2002US6462217 Oxidative carbonylation of hydroxyaromatic compounds
10/08/2002US6462216 When the reaction product of a phosphorus oxyhalide and an aromatic hydroxy compound in presence of lewis acid catalyst is purified by distillation in the presence of an alkali metal salt, the disproportionation reaction is supressed
10/08/2002US6462201 Process for the production of N-vinyl-2-pyrrolidone by vinylation
10/08/2002US6462200 Diphosphines
10/08/2002US6462196 Preparation of a camptothecin derivative by intramolecular cyclization
10/08/2002US6461996 Halogen promoted multi-metal oxide catalyst
10/08/2002US6461993 Method for preparing a hydrogenation catalyst system
10/08/2002US6461838 Polyketides
10/08/2002US6461734 Substrate for supporting high-density biological and chemical arrays comprising boroaluminosilicate glass material having limited sodium oxide content, specified top surface roughness, and uniform functionalized coating of polar silane on portion
10/08/2002CA2135885C Catalyst regeneration
10/08/2002CA2108160C Chiral tridentate bis(phospholane) ligands
10/08/2002CA2073850C Process for the production of mono-olefins
10/08/2002CA2059719C Process for the production of terephthalic acid
10/06/2002CA2380159A1 Continuous isothermal process for preparing mononitrotoluenes in the presence of phosphoric acid
10/04/2002CA2380191A1 Process for the production of peracetic acid
10/03/2002WO2002077289A1 Methods for the synthesis of polynucleotides and combinatorial libraries of polynucleotides
10/03/2002WO2002076997A1 Method for producing non-chiral organic compounds containing optically active hydroxy groups
10/03/2002WO2002076983A1 Imidazo-pyrimidine derivatives as ligands for gaba receptors
10/03/2002WO2002076978A1 Δ1 pyrrolines
10/03/2002WO2002076932A1 Process for preparing amino compounds by using salen-manganese complexes as the catalyst
10/03/2002WO2002076920A1 Metathesis of unsaturated fatty acid esters or unsaturated fatty acids with lower olefins
10/03/2002WO2002076919A1 Method of reaction with soluble metallic catalyst and anion-exchange resin, method of recovering the soluble metallic catalyst, and method of recycling
10/03/2002WO2002076913A2 Method for preparing a halogenated olefin
10/03/2002WO2002076600A1 Slurry catalyst rejuvenation in-situ in slurry reactor
10/03/2002WO2002064583A3 Bis(alkylthio)carbenium salts
10/03/2002WO2002024626A3 Process for making hexamethylene diamine using ozone-treated adiponitrile that contains phosphorous compounds
10/03/2002WO2002002585A3 Low fluorescence nylon/glass composites for microdiagnostics
10/03/2002WO2001023385A9 Novel tropane analogs
10/03/2002WO2001020331A9 Substrates and screening methods for transport proteins
10/03/2002WO2000043473A3 Aqueous heavy duty liquid detergent compositions comprising modified alkylbenzene sulfonates
10/03/2002WO2000014055A3 Method for producing cyanovaleric acid or esters thereof
10/03/2002US20020143215 Process for the manufacture of fluorocarbons
10/03/2002US20020143214 Synthesis of non-C2-symmetric bisphosphine ligands as catalysts for asymmetric hydrogenation
10/03/2002US20020143210 Process for production of oximes cocatalyzed by ammonium salts or substituted ammonium salts
10/03/2002US20020143208 Useful for the vapor phase oxidation of an alkane or a mixture of alkane and an alkene to an unsaturated carboxylic acid and for the vapor phase ammoxidation of an alkane or a mixture of alkane and an alkene to an unsaturated nitrile
10/03/2002US20020143206 Oxidizing aldehyde as substrate to corresponding acid in presence of periodate, catalytic amounts of dichromate or CrO3, and in presence of acid in water, water/solvent mixture or in a solvent
10/03/2002US20020143205 Reacting pivaloyl chloride with hydroxyketosulfide compound and trialkylamine in the presence of a catalyst in a substantially non-reactive solvent to form ketoester sulfide compound; oxidizing to form ketoester sulfone compound
10/03/2002US20020143198 Synthesis of TMBQ with transition metal-containing molecular sieve as catalysts
10/03/2002US20020143197 Catalyst composition
10/03/2002US20020143193 Process for preparing 3-isochromanone
10/03/2002US20020143192 Oxidizing pseudocumene in presence of a solvent and a catalyst comprising multivalent metals to produce trimellitic acid; crystallizing and filtering; dehydrating to produce trimeillitic anhydride; distillation
10/03/2002US20020143183 Producing a dienol organosilyl ether at position 6 of the C-ring of codeinone thereby forming dienol organosilyl ether congener of codeinone; oxidizing dienol organosilyl ether to form 14-hydroxycodeinone; hydrogenating to produce oxycodone
10/03/2002US20020143074 Slurry catalyst rejuvenation in-situ in slurry reactor
10/03/2002US20020142914 Polyoxometallate supported catalysts
10/03/2002US20020142913 Process of preparing a fluid rare earth alkoxylation catalyst
10/03/2002US20020142912 Substituted pyridyl amine complexes, and catalysts
10/03/2002US20020142329 Electophoretic separation and detection of preferential particles; obtain samle, incubate with luminescent particle, apply charge, monitor migration of particle
10/03/2002US20020142173 Novel attachment chemistry for organic molecules to silicon
10/03/2002US20020141998 Multi-partite ligands and methods of identifying and using same
10/03/2002US20020138919 Novel couplers for use in oxidative hair dyeing
10/03/2002EP1144571A3 Aqueous heavy duty liquid detergent compositions comprising modified alkylbenzene sulfonates
10/03/2002EP1144346A3 Method for preparing beta-phosphorous nitroxide radicals
10/03/2002CA2442165A1 Method for producing non-chiral organic compounds containing optically active hydroxy groups
10/03/2002CA2441604A1 Methods for the synthesis of polynucleotides and combinatorial libraries of polynucleotides
10/03/2002CA2441455A1 Imidazo-pyrimidine derivatives as ligands for gaba receptors
10/03/2002CA2441334A1 .delta.1 pyrrolines
10/02/2002EP1245556A1 Process for the preparation of carboxylic acids by aldehyde oxidation in presence of periodate, dichromate and acid in water
10/02/2002EP1245553A2 Palladium-catalysed synthesis of aryl ethers
10/02/2002EP1245271A2 Apparatus and process for preparing practically chlorine-free trialkoxysilanes
10/02/2002EP1244909A1 High efficiency mapping of molecular variations to functional properties
10/02/2002EP1244760A1 Process for selectively producing light olefins
10/02/2002EP1244676A1 Sulfur-containing silane as coupling agents
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