Patents for C07B 61 - Other general methods (69,072)
08/1993
08/11/1993EP0389530B1 New catalysts based on zeolites modified by alkaline elements in metallic form, their preparation and their application to the alkylation of alkyl aromatic derivatives
08/11/1993CN1075138A Ammonia oxidation method for saturated hydrocarbons
08/11/1993CA2079932A1 Catalytic decomposition of peroxide impurities in a methyl tertiary butyl ether recycle stream
08/10/1993US5235122 Silica to alumina ratio of at least 5:1 and containing gallium and copper; production of aromatic hydrocarbons
08/10/1993US5235117 Process for the preparation of boric oxide by hydrolysis of methyl borate and its use in the oxidation of alcohol-saturated hydrocarbons
08/10/1993US5235111 Process for oxidating paraffinic compounds with oxygen
08/10/1993US5235106 Catalytic reduction of substituted or unsubstituted nitroaromatic compound to corresponding aminoaromatic compounds
08/10/1993US5235105 Process for the production of pure 3,3',4,4'-tetraamino-biphenyl
08/10/1993US5235099 Process for the preparation of ureidoperoxycarboxylic acids
08/10/1993US5235089 Process for the preparation of 3-cyano-3,5,5-trimethylcyclohexanone
08/10/1993US5235087 Continuous vapor phase reaction of carbon monoxide and alkyl nitrite over supported platinum catalyst at elevated temperatures
08/10/1993US5235084 Condensation of sulfonic acid ester of 4-hydroxybiphenyl with a sulfonyl chloride; dehydrochlorination; Lewis acids
08/10/1993US5235083 Reaction of dichlorohydrocarbon with an alkyl chloride or hydrogen chloride and silicon
08/10/1993US5235077 Reacting phenyl chloroacetate with the salt of a carboxlic acid
08/10/1993US5235071 Catalyst for producing phthalic anhydride and process by using the same
08/10/1993US5235052 Reacting a ketene thioacetal with an enantiomerically pure diester of fumaric acid in the presence of a Lewis Acid to produce a pure trans cyclobutane compound
08/10/1993US5235051 Pyridinium salts containing alkoxysilyl groups
08/10/1993US5234919 Water soluble, highly active dimethoate formulations in an alcohol/ester solvent system
08/10/1993US5234883 Impregnation of titanium oxide body with palladium salt; adjustment ph; vacuum drying
08/10/1993US5234874 Attrition-resistant catalyst system and its application to the oxidative dehydrogenation of saturated carboxylic acids, especially in entrained-bed reactors
08/10/1993CA1321209C Process for the preparation of esters directly from alcohols
08/10/1993CA1321208C Method for preparation of alkyl glycolates
08/10/1993CA1321202C Process for the selective reduction of 2-quinoxaline- 4-oxides
08/08/1993WO1993016042A1 Process for producing pyrrolidone and n-alkyl pyrrolidones
08/05/1993WO1993015091A1 Diphosphine ligands
08/05/1993WO1993015090A1 Diphosphine ligands
08/05/1993WO1993015034A1 Racemization process
08/05/1993WO1993014821A1 Method and apparatus for the controlled reduction of organic material
08/05/1993CA2129135A1 Method and apparatus for the controlled reduction of organic material
08/05/1993CA2128522A1 Racemization process
08/04/1993EP0554233A2 Process for preparing fatty peroxyacid precursors having amide moieties in the fatty chain
08/04/1993EP0554215A2 Diacrylates and dimethacrylates
08/04/1993EP0554165A1 Process for the preparation of 1,1,1,2-tetra-fluoroethane
08/04/1993EP0554134A1 Process for preparing carboxylic acid halogenides and a reaction agent therefor
08/04/1993EP0554007A1 Catalytic synthesis of alkyl morpholinones
08/04/1993EP0553984A2 Process for making phosphite esters
08/04/1993EP0553954A2 Preparation of tetramethyldiamino-polyoxyethylenes
08/04/1993EP0553920A1 Hydrotreating process
08/04/1993EP0553874A2 Process for production of cresols
08/04/1993EP0553778A1 Asymmetric hydrogenation
08/04/1993EP0553668A2 Process for making arylacrylic acids and their esters
08/04/1993EP0553314A1 Process for the manufacture of spiroketals
08/04/1993EP0553072A1 Synthetic porous crystalline material, its synthesis and use.
08/04/1993EP0448584B1 Process and catalyst for dehydration or dehydrocyclization of hydrocarbons
08/04/1993CN1074896A Process for production of cresols
08/04/1993CN1074894A Process of oxidizing aliphatic hydrocarbons employing a molybdate catalyst encapsulated in a hard, glassy silica matrix
08/03/1993US5233116 Process for preparing oligomers having low unsaturation
08/03/1993US5233111 Catalytic process for selective alkylation of aromatic hydrocarbons
08/03/1993US5233110 Process for the preparation of cyclooctene
08/03/1993US5233105 Process for halogen-fluorine exchange in organic compounds and catalysts for this process
08/03/1993US5233103 Displacing with alpha-olefin in presence of cobalt compound catalysts, oxidation, hydrolyzing
08/03/1993US5233099 Process for producing alcohol
08/03/1993US5233094 Process for the preparation of perfluorinated ethers
08/03/1993US5233093 Hydroformylation process and bimetallic catalyst therefor
08/03/1993US5233083 Dissolving 2,3-dichlorobenzoic acid in aqueous solution of alkali metal hydroxide; reacting with ammonia in presence of copper catalyst
08/03/1993US5233078 Preparation of dialkyl malonates
08/03/1993US5233077 Carbon catlyzed decomposition of dimethyl ethylidene dicarbamate
08/03/1993US5233072 Process for the preparation of dialkyl carbonates
08/03/1993US5233069 Direct reaction of silicon with a-chloromethylsilanes and hydrogen chloride or alkylchlorides
08/03/1993US5233041 Synthesis of a 3,4-dihydroxy-1-cyclopentanylpurinone from a 2,3-unsaturated-1-cyclopentanylpurinone
08/03/1993US5232884 Process for producing a carbonic acid ester
08/03/1993CA1320969C Selective production of 2,6-diethylnaphthalene
08/03/1993CA1320968C Preparation of functional fluorinated derivatives
08/03/1993CA1320956C Catalytic preparation of cyanoalkyl lactams
08/03/1993CA1320955C Preparation of primary aralkyl urethanes and ureas and isocyanates derived therefrom
08/02/1993EP0604552A4 Method of synthesizing diverse collections of oligomers.
08/02/1993CA2088451A1 Preparation of hexafluoroethane by pyrolytic decomposition of cf br
07/1993
07/28/1993EP0553068A1 Process for the dehydration of dihydroxypiperidinedicarboxylates
07/28/1993EP0553009A1 Paraffins alkylation catalyst
07/28/1993EP0552925A2 Equilibration of cyclic siloxanes with novel catalysts
07/28/1993EP0552864A1 Polyglycidyl ethers and their use
07/28/1993EP0552797A1 Reactivation of hydroformylation catalysts
07/28/1993EP0552679A1 Process for the enantioselective epoxidation of 6-substituted chromenes
07/28/1993EP0552632A2 Process for the preparation of azomethins
07/28/1993EP0552541A1 Catalyzed esterification process
07/28/1993EP0552463A1 Chromium-free catalyst for the selective hydrogenation of organic compounds
07/28/1993EP0552325A1 Novel naphthalene compound and method of obtaining it.
07/28/1993EP0552252A1 Saturated linear polyfluorohydrocarbons, processes for their production, and their use in cleaning compositions.
07/28/1993EP0543970A4 Manufacture of neopentyl glycol (iia)
07/28/1993EP0536377A4 Manufacture of neopentyl glycol (i)
07/28/1993EP0498881A4 Inhibition of butadiene polymerization during the conversion of butadiene to vinylcyclohexene
07/28/1993EP0458965A4 Process for the preparation of vinyl ethers
07/28/1993EP0416069B1 New leucotriene b 4 derivatives, a method of preparing them, and their use as drugs
07/28/1993EP0408644B1 Process for preparation of an oxyacetic acid/hydroxyethyl ether compound
07/28/1993CN1074674A Method for removing olefinic impurities from hydrochlorofluorocarbons
07/28/1993CN1074632A Reactivation of hydroformylation catalysts
07/28/1993CA2088124A1 Process for preparing fatty peroxyacid precursors having amide moieties in the fatty chain
07/28/1993CA2088031A1 Novel diacrylates and dimethacrylates
07/28/1993CA2087488A1 Oil soluble polysaccharides
07/28/1993CA2073795A1 Catalytic synthesis of alkyl morpholinones
07/27/1993US5231228 Process for the preparation of saturated primary fatty amines by hydrogenation of the corresponding unsaturated primary fatty amines
07/27/1993US5231223 Reacting an aryldiazonium salt with olefin in presence of palladium catalyst
07/27/1993US5231222 Esterification process
07/27/1993US5231219 Alpha-fluorophosphonoacetate condensed with formaldehyde
07/27/1993US5231218 Isomerization of dimethylcyclohexanedicarboxylate
07/27/1993US5231215 Hydrogenation catalyst
07/27/1993US5231213 Reaction of carbon monoxide with alkyl nitrite for carbonation
07/27/1993US5231211 Method for preparing di(organo) esters of pyrocarbonic acid
07/27/1993US5231210 Catalytic carbonylation of a phenol compound
07/27/1993US5231197 Method for producing ethylenically unsaturated graftable orthoesters