Patents
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Patents for C07B 61 - Other general methods (69,072)
10/1990
10/25/1990DE4012534A1 Joint prodn. of aromatic mono and di:amine(s) - esp. aniline and T-di:phenylenediamine, by direct nitration then hydrogenation
10/25/1990CA2031212A1 Integrated process for production of gasoline and ether from alcohol with feedstock extraction
10/25/1990CA2031184A1 Conversion of alcohols to ether-rich gasoline
10/25/1990CA2030797A1 Integrated process for enhancing high octane ether production and olefin conversion in gasoline
10/25/1990CA2015252A1 Reductive amination of carbonylnitriles and similar compounds
10/25/1990CA2015251A1 Amination of carbonyls
10/24/1990EP0393895A2 Silicometallate molecular sieves and their use as catalysts in oxidation of alkanes
10/24/1990EP0393742A1 Process for the preparation of alkyl substituted tetralins and indanes
10/24/1990EP0393093A1 Process
10/24/1990EP0393088A1 Process for the co-production of aromatic carboxylates and alkyl iodides.
10/24/1990EP0393086A1 Processes for preparing 3,4-dihydro 2-naphthanoic acid and 2-naphthanoic acid and esters thereof
10/24/1990CN1046329A Process for preparing norcamphanyldinitriles
10/24/1990CN1046293A Catalyst recovery in production of alcohols
10/23/1990US4965406 Liquid phase catalytic oxidation of toluene in presence of phase transfer agent
10/23/1990US4965400 Acylation of 2,6-di-substituted phenol with acetic anhydride, esterifying, hydrogenation, and dehydrating
10/23/1990US4965398 Reacting olefin with glyoxylate in presence or binaphthol-titanium complex
10/23/1990US4965393 Vapor phase catalytic ammoxidation of propylene
10/23/1990US4965388 Method for preparing organohalosilanes
10/23/1990US4965372 Process and intermediates for isopropyl 3S-amino-2R-hydroxy-alkanoates
10/23/1990US4965361 Preparation of 4-substituted aryl olefins
10/23/1990US4965234 Supported catalyst for the preparation of monocarboxylic anhydrides
10/23/1990CA1275421C Production of butanes from propane
10/23/1990CA1275402C Motor fuel alkylation catalyst and process for the use thereof
10/23/1990CA1275399C Attrition resistant catalysts, catalyst precursors and catalyst supports
10/19/1990WO1990012779A1 Method for obtaining carboxylic acids by reaction of alkanes and formiates
10/19/1990WO1990012645A1 Basic mixed oxide
10/19/1990CA2029899A1 Process for the fabrication of carboxylic acids by reacting alcanes and formates
10/18/1990WO1990012776A1 A process for synthesising 9,9-bis(4-hydroxyphenyl) fluorene
10/18/1990WO1990011990A1 Process for reducing propenyl ether concentration in hydroxy-functional polyether compounds
10/18/1990WO1990011989A1 Preparation of aldehydes
10/18/1990WO1990011986A1 Aromatic alkylation with alpha-olefin dimer
10/18/1990WO1990005710A3 Minimizing deactivation of ether synthesis catalyst
10/18/1990DE4011590A1 Verfahren zur herstellung von 2,2-bis-(hydroxymethyl)-propionsaeure-phenylhydrazid Process for the preparation of 2,2-bis- (hydroxymethyl) -propionic acid phenylhydrazide
10/18/1990CA2030539A1 Process for synthesizing 9,9-bis-(4-hydroxyphenyl)fluorene
10/17/1990EP0392680A2 Aromatic compounds
10/17/1990EP0392601A2 Process for the preparation of an alkyl methacrylate
10/17/1990EP0392579A2 Improvements in and relating to aldol condensation
10/17/1990EP0392554A1 Olefin dimerization process
10/17/1990EP0392435A1 Hydrogenation of aromatic amines using rhodium on titania or zirconia support
10/17/1990EP0392361A2 Process for production of carboxylic acid esters and formamide
10/17/1990EP0392258A2 Aromatic aldehydes, their derivatives and their use as ingredients in perfumes, herbicides and fungicides
10/17/1990EP0392007A1 Process for preparing linearly-extended polyalkylenepolyamines.
10/17/1990EP0391942A1 Process for the preparation of aryloxyacetic acid
10/17/1990CN1046168A Method for predicting biological activity of antibiotics, and novel beta-lactam antibacterial agents derived therefrom
10/17/1990CN1046152A Process and catalyst for dehalogenation of alpha-halogenated carboxylic acids
10/17/1990CN1010011B Improved method using transition metal complex catalyst
10/17/1990CN1010009B Process for producing ethylene dischoride
10/17/1990CA2014509A1 Compounds
10/17/1990CA2013805A1 Silicometallate molecular sieves and their use as catalysts in oxidation of alkanes
10/16/1990US4963687 Process for producing cyanopyridines
10/16/1990US4963672 Preparation of caprolactam
10/16/1990US4963653 Sialic acid-bonded octapeptide and preparation thereof
10/16/1990US4963584 Pyrethroidal composition comprising more than one active ingredients
10/14/1990CA2011792A1 Olefin dimerization process
10/13/1990CA2014358A1 Process for the preparation of 2,2-bis(hydroxymethyl)-propionic acid phenylhydrazide
10/11/1990CA2013812A1 Hydrogenation of aromatic amines using rhodium on titania or zirconia support
10/10/1990EP0391716A1 An integrated process for the preparation of aromatic mono- and polyisocyanates from aromatic amines
10/10/1990EP0391680A1 Process for preparing carboxylic acids
10/10/1990EP0391650A2 Catalyst recovery in the production of alcohols
10/10/1990EP0391606A1 Process for the production of an aromatic hydrazo compound
10/10/1990EP0391485A1 Process for producing fatty-acid lower-alkyl monoesters
10/10/1990EP0391432A2 Preparation of 3-picoline
10/10/1990EP0391349A2 Coproduction of propanediamine and alkylated aminopropylamines
10/10/1990EP0391212A2 Process for preparing bifunctional Z-stilbene compounds, new bifunctional Z-stilbene compounds and their use for preparing polymers
10/10/1990EP0391070A1 Process for the preparation of N-methyl-3-(p-trifluoro-methylphenoxy)-3-phenyl-propylamine and their salts
10/10/1990EP0390808A1 Process for the co-production of aromatic carboxylate and alkyl iodides.
10/10/1990EP0270490B1 Process for the preparation of organo-metallic compounds
10/10/1990CN1045968A Bronchospasmolytic compounds and process for their prep.
10/10/1990CN1045966A Monomer containing hexafluorisopropyl, processes thereof and application
10/10/1990CN1009925B Prepn. of polysulfide
10/09/1990US4962282 Direct fluorination of fluoro-beta-sultones in order to produce the corresponding fluorooxy-fluorosulfonyl-fluoro-compounds
10/09/1990US4962268 Multicompartment separation vessel minimizes spillage
10/09/1990US4962252 Catalytic oxidative coupling
10/09/1990US4962246 Process for the preparation of benzotrifluorides which are substituted by fluorine and optionally in addition by chlorine, and new benzotrifluorides
10/09/1990US4962243 Preparation of octadienols
10/09/1990US4962241 Process for producing dihydroxynaphthalenes
10/09/1990US4962239 Olefin is etherified with alcohol using zeolite catalyst
10/09/1990US4962220 Method for preparing organohalosilanes
10/09/1990US4962210 Process for the preparation of high-purity tetrahydrofuran
10/09/1990US4962206 Reaction of 4-chlorotetrahydrophthalic anhydride with bromine in presence of iron or its salts and organic solvents
10/09/1990US4962198 Process for the hydroxylation of electrophilic aromatic compounds
10/09/1990CA1275115A1 Process for producing a halogenated benzene derivative using an improved zeolite catalyst
10/09/1990CA1275113A1 Benzyl and trifluoromethyl sulphide preparation process
10/09/1990CA1275112A1 Process for the production of esters
10/09/1990CA1275108A1 Insecticidal composition comprising more than one active ingredients
10/07/1990WO1990011991A1 Process for preparing carboxylic acids
10/07/1990CA2028821A1 Process for preparing carboxylic acids
10/07/1990CA2013628A1 Coproduction of propanediamine and alkylated aminopropylamines
10/06/1990WO1990012002A1 Preparation of substituted ethenes
10/05/1990WO1990011998A1 Process for producing norcamphanedicarbonitriles
10/05/1990CA2013865A1 Process for producing fatty-acid lower-alkyl monoesters
10/04/1990WO1990011272A1 New leucotriene b4 derivatives, a method of preparing them, and their use as drugs
10/04/1990WO1990011269A1 Process for the preparation of phenylpyruvic acid from benzyl chloride
10/04/1990WO1990011251A1 Production of heavy metal carbides with high specific surface area
10/04/1990CA2013674A1 Catalyst recovery in the production of alcohols
10/03/1990EP0390762A1 New bronchospasmolytic compounds and process for their preparation
10/03/1990EP0390308A1 Process for preparing polyalkyl tetrahydronaphthalenes
10/03/1990EP0390273A1 Resolution of a carboxylic acid
10/03/1990EP0390058A1 Catalyst composition, process for cracking non-aromatic hydrocarbons and process for isomerizing C8 aromatic hydrocarbons
10/03/1990EP0390042A1 Process for the preparation of bromosubstituted aromatic esters of alfa,beta unsaturated acids
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