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)
12/1990
12/27/1990EP0403706A2 Process for preparing amino-propyl silanes
12/27/1990EP0403639A1 Process for the conversion of olefins to alcohols and/or ethers
12/27/1990EP0403511A1 Hydrogenation of halonitroaromatic compounds.
12/27/1990CA1278312C Process for one step esterification using an intermetallic palladium based catalyst system
12/27/1990CA1278301C Process for preparing 2,3-dichlorothiophene
12/26/1990CN1048029A Method and equipment for continuous prodn. of halogeno-benzene
12/26/1990CN1047983A Improved cr2o3 catalyst composition
12/26/1990CA2019601A1 Vapor phase oxidation process for making glyoxal
12/25/1990US4980514 Ketone derivatives of polyoxypropylene glycols
12/25/1990US4980505 Converting ortho-hydroxylated mannich bases to corresponding methylated compounds via hydrogenation
12/25/1990US4980498 Method of producing 2-(2-hydroxyethoxy)-ethanol ester of flufenamic acid
12/25/1990US4980483 Method for production of maleimides
12/25/1990US4980342 Process for the preparation of α-alkyl lactones
12/25/1990US4980324 Simplification, low temperature
12/25/1990US4980053 Production of gaseous olefins by catalytic conversion of hydrocarbons
12/24/1990CA2019641A1 Process for the preparation of formaldehyde
12/23/1990CA2019688A1 Hydroformylation process
12/23/1990CA2018370A1 Coated catalysts useful for the hydrogenation of maleic anhydride to tetrahydrofuran and gamma-butyrolactone
12/22/1990CA2019495A1 Palladium-based catalyst and its use
12/22/1990CA2017491A1 Process for the preparation of 2,3-dialkoxypropanals
12/20/1990WO1990015789A1 Preparation of unsaturated ketones
12/20/1990CA2019305A1 Molded aluminosilicate catalyst and method for its preparation
12/19/1990EP0403331A1 Process for the separation of two isomers and, its use in the purification of 1-phenyl-2-bromoethane
12/19/1990EP0403188A2 A compound of 2,2'-bis(diphenylphosphino)-1,1'-binaphthyl and catalytic complexes thereof
12/19/1990EP0403108A1 Improved Cr203 catalyst composition
12/19/1990EP0402727A1 Process to prepare an iron catalyst and process to prepare primary amines by hydrogenation of nitriles using said iron catalyst
12/19/1990EP0402688A2 1,3-Di-arylmethoxy-4,6-dinitrobenzenes, process for their preparation and process for preparing 4,6-diaminoresorcin
12/19/1990EP0402652A1 Gas phase catalytic process for production of vinylidene fluoride
12/19/1990EP0402561A2 Process for the manufacture of anilinofumarate via chloromaleate or chlorofumarate or mixtures thereof
12/19/1990EP0402399A1 Control of product selectivity in the addition of hcn to arabinose.
12/19/1990EP0402369A1 Solubilization of complexes of water-insoluble organic compounds by aqueous solutions of polyvinylpyrrolidone
12/19/1990CN1047856A Reductive amination of carbonylnitriles and similar compounds
12/19/1990CN1047855A Amination of carbonyls
12/19/1990CN1047811A Alkylation catalyst isolation
12/18/1990US4978807 Method for the preparation of methyl tertiary butyl ether
12/18/1990US4978803 Vapor phase oxidation process for making glyoxal
12/18/1990US4978802 Oxidation of a p-cresol derivative in the presence of a cobalt complex catalyst
12/18/1990US4978801 Preparation of aromatic aldehydes
12/18/1990US4978797 Process for the preparation of 2-hydroxy-4-(hydroxyalkoxy)-benzophenone
12/18/1990US4978790 4,4'-bis[2-(4-hydroxy-amino-phenyl)hexafluoroisopropyl]-diphenylethers and their use
12/18/1990US4978784 Process for industrial manufacture of sodium parahydroxymandelate
12/18/1990US4978780 Preparation of ether sulfonates and polyglycol ether sulfonates, and products prepared by this method
12/18/1990US4978776 Process for the manufacture of methyl methacrylate from isobutyric acid
12/18/1990US4978771 Conjugated dienes and unsaturated nitriles, such as acrylo-nitrile-butadiene copolymer; complex ruthenium catalyst
12/18/1990US4978769 Process for introducing fluorine atoms into aromatic rings by nucleophilic exchange
12/18/1990US4978765 Catalyst of molybdenum, bismuth, iron, antimony, nickel, silica and alkali metal; friction resistance, nonabrasive
12/18/1990US4978764 Reacting with oxygen and ammonia over metal oxide catalyst containing bismuth, iron and molybdenum on alumina support
12/18/1990US4978760 Preparation of halogen substituted phthalic anhydride
12/18/1990CA1277995C Process for the preparation of alkylaniline using a friedel-crafts catalyst
12/17/1990CA2019071A1 Process for the preparation of aromatic sulfonyl chlorides
12/16/1990CA2017985A1 Process for the preparation of an iron catalyst and a process for the preparation of primary amines by the hydrogenation of nitriles using said iron catalyst
12/14/1990CA2018524A1 Process for light olefins hydration and mtbe production
12/13/1990WO1990015070A1 Very large scale immobilized peptide synthesis
12/13/1990CA2391491A1 Very large scale immobilized peptide synthesis
12/13/1990CA2017868A1 Cr o catalyst composition
12/13/1990CA2016686A1 Gas phase catalytic process for production of vinylidene fluoride
12/12/1990EP0402322A2 Process for the production of R(+)-aminocarnitine and S(-)-amino-carnitine
12/12/1990EP0402207A2 Process for producing nitro-benzenes
12/12/1990EP0402202A1 Process for the preparation of alkylbenzenes using a catalyst based on a dealuminised zeolite y, and a catalyst based on a dealuminised mordenite
12/12/1990EP0402104A2 Racemization of a carboxylic acid
12/12/1990EP0402051A2 Processes for the preparation of saturated alcohol derivatives and their use in detergent: plasticizer: and synthetic lubricant formulations
12/12/1990EP0402048A1 Improved process for preparing benzenesulfonate salts
12/12/1990EP0402047A1 Improved process for preparing phenyl esters of substituted acids
12/12/1990EP0401603A1 1,4"-(Bishalophenylsulfone) terphenyl
12/11/1990US4977290 Polar aprotic catalysts for formation of fluorosilicone fluids
12/11/1990US4977285 Adding lower aliphatic alcohol to heavy liquid distillation fraction, then falling-film evaporation
12/11/1990US4977284 Process for producing 1,4-butanediol and tetrahydrofuran
12/11/1990US4977283 Process for the oxidation of 5-hydroxymethylfurfural
12/11/1990US4977260 Nitrogen and oxygen containing heterocyclic compounds
12/11/1990US4977254 Reacting with thionyl chloride in inert solvent in presence of quaternary ammonium salt to form and displace chlorosulfites and insert chlorines
12/11/1990US4977117 Reacting oxides of nickel and molybdenum with a polysulfide, in first stage without hydrogen and in second stage without hydrogen; arcylamine present
12/11/1990US4976893 Platinum-catalyzed oxidation of primary alcohols
12/11/1990US4976892 Process for the continuous transesterification of fatty acid lower alkyl esters
12/11/1990CA1277670C 4-benzyloxy-3-pyrrolin-2-one, its production and use for synthesis of tetramic acid
12/11/1990CA1277652C Bimetallic catalysts for the reaction of carbon monoxide and hydrogen
12/11/1990CA1277650C Lanthanum silicate catalyst composite, its preparation and itsuse for conversion of alkanols to light olefins
12/09/1990CA2015527A1 1, 4"-(bishalophenylsulfone) terphenyl
12/07/1990CA2018295A1 Racemization of a carboxylic acid
12/06/1990CA2017875A1 Improved process for preparing phenyl esters of substituted acids
12/06/1990CA2017874A1 Mproved process for preparing benzenesulfonate salts
12/05/1990EP0400904A1 Ester production by hydrogenation of carboxylic acids and anhydrides
12/05/1990EP0400857A1 Process for preparing long chain alkyl aromatic compounds
12/05/1990EP0400692A1 Process for producing Si02 Sn02 mixed oxide
12/05/1990EP0400509A1 Process for the production of muscone, intermediates for this process and their preparation
12/05/1990EP0400426A2 Process for the preparation of alpha-omega-diamines
12/05/1990EP0400064A1 Solid catalysts for continuous interconversion of epimeric aldoses and aldose analogs.
12/05/1990CN1047491A Process of preparing 1,1-dichloro-1-fluoroethane
12/05/1990CN1047490A Process for synthesising 1.1.2-tetrachloroethane from hydrochloration of trichloroethylene
12/05/1990CA2018201A1 Process for preparing n-monoalkylanilines or n-alkenylanilines
12/04/1990US4975407 Catalyst for dehydrogenating organic compounds, a process for its preparation and its use
12/04/1990US4975404 Process for the production of methanol and catalyst composition for said process
12/04/1990US4975258 Sodium oxide, potassium oxide, quinuclidine, tetraethylammonium chloride or hydroxide and silicon or germanium oxide
12/04/1990US4975155 Removal of iodine or iodide impurities
12/04/1990CA1277336C Perhydrofluorene derivatives, process for producing same and fluids fortraction drive
12/04/1990CA1277335C Fluid composition and process for preparation thereof
12/04/1990CA1277334C Process for making phosphonic acid dichlorides
11/1990
11/30/1990CA2017078A1 Process for preparing long chain alkyl aromatic compounds
11/29/1990WO1990014325A1 Process for producing methacrylic acid and methacrolein
11/29/1990WO1990014323A1 Process for the synthesis of aromatic alkylated hydrocarbons
11/29/1990WO1990014160A1 Alkylation catalyst and processes for its use
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