Patents for C07B 61 - Other general methods (69,072)
02/1994
02/22/1994US5288935 Separation of natural gas into methane rich and ethane rich fractions, oxidation of methane fraction, mixing in ethane fraction, pyrolyzing in the presence of a catalyst to form aromatics
02/22/1994US5288926 Process for preparing a bisphenol
02/22/1994US5288918 Hydroformylation process
02/22/1994US5288912 Process for the preparation of lithium diarylphosphides and alkylated derivatives thereof
02/22/1994US5288908 Process for the preparation of fluorine containing monomers
02/22/1994US5288906 Preparation of p-aminophenols
02/22/1994US5288903 Preparation of 3-pentenoic acid and a catalyst therefore
02/22/1994US5288895 Reacting a benzonitrile halide with methylphenylmagnisium halide in the presence of manganous salt, hydrolyzing the forming complexes
02/22/1994US5288894 Process for the preparation of dialkyl carbonates
02/22/1994US5288890 Fluorine-containing organosilicon compound and process of producing the same
02/22/1994US5288862 Substituted acetoxyazetidinone derivatives and process for preparing 4-acyloxyazetidinone derivatives
02/22/1994CA2104520A1 Process for making sodium acylisethionates
02/22/1994CA1327213C Production of non-conjugated diolefins
02/22/1994CA1327212C Process for the preparation of cyclohexanol and/or cyclohexanone
02/22/1994CA1327209C Synthesis of silyl ketene acetal from allyl 2-organoacrylates
02/22/1994CA1327206C Process for the preparation of an oxirane compound
02/21/1994CA2104494A1 Paraffin alkylation process
02/21/1994CA2104085A1 Process for the production of 1-unsubstituted 3-aminopyrroles
02/20/1994CA2101384A1 Hydroisomerisation catalysts based on noble metal ecr-1
02/19/1994CA2104253A1 Process for the preparation of monomeric terephthalic diesters and diols from polyesters
02/19/1994CA2101900A1 Process for the preparation of a catalyst for a catalyst precursor
02/17/1994WO1994003417A1 Process for isomerizing 1,1,2-trichlorotrifluoroethane
02/17/1994WO1994003416A1 A new process for aromatics alkylation
02/17/1994WO1994003415A1 Isoparaffin-olefin alkylation with mcm microporous material under the supercritical conditions of the isoparaffin
02/17/1994WO1994003271A1 Chiral catalysts and epoxidation reactions catalyzed thereby
02/17/1994WO1994003264A1 Reducing n2o emissions
02/17/1994CA2141790A1 Chiral catalysts and epoxidation reactions catalyzed thereby
02/17/1994CA2141190A1 Isoparaffin-olefin alkylation with mcm microporous material under the supercritical conditions of the isoparaffin
02/16/1994EP0583171A2 (3R,5S)-3,5,6-trihydroxyhexanoic acid derivatives and methods for their production
02/16/1994EP0583072A1 Production of lubricating oils
02/16/1994EP0582957A1 Process for the preparation of 6-chloro-(6H)-dibenz-(C,E) (1,2)-oxaphosphorine
02/16/1994EP0582930A2 Process for the preparation of diarylcarbonates
02/16/1994EP0582929A1 Process for the preparation of aminophenylacetates
02/16/1994EP0582825A1 Amidation of pyridines
02/16/1994EP0582811A1 Formed sulfonate groups containing polysiloxanes, process for their preparation and their application
02/16/1994EP0582791A1 Method for the production of 9-amino-6-demethyl-6-deoxytetracycline
02/16/1994EP0582668A1 Chiral tridentate bis(phospholane) ligands
02/16/1994EP0473688B1 Preparation of ultra high purity methyl acetate
02/16/1994EP0416010B1 Process for hydrotreating olefinic distillate
02/16/1994CN1082024A Carbonylation of conjugated dienes
02/16/1994CN1023798C Preparation of ionic phosphites and their use in homogeneous transition metal catalyzed process
02/15/1994US5286899 Process for the stereoselective transformation of a diol to an alcohol
02/15/1994US5286898 Using group 8 metal hydrogenation catalyst
02/15/1994US5286888 Ruthenium-phosphine complex and process for producing optically active 1-substituted-1,3-propanediols using the same as a catalyst
02/15/1994US5286883 (3R,5S)-3,5,6-trihydroxyhexanoic acid derivative and production method thereof
02/15/1994US5286874 Reacting maleic anhydride with a methylbisaniline in presence of an acid catalyst
02/15/1994US5286695 Coordination catalyst comprising a nickel compound, organoaluminum oxy compound and a trivalent phosphorous compound
02/15/1994US5286369 Catalytic cracking utilizing a zeolite and aluminum phosphate-containing catalyst
02/15/1994US5286367 Hydrocarbon conversion process using a gallium/germanium dioctahedral smectite clay
02/15/1994US5286265 Carbamates, their production and use as fuels additives
02/15/1994CA2104030A1 Process for preparing 1,1,1-trifluoro-2-chloroethane
02/15/1994CA1327094C Method for producing .alpha.-aspartylphenylalanine derivatives
02/15/1994CA1327052C Tritium-marked compound, preparation thereof and its use namely for determining the affinity of retinoids with their nuclear receptor and their cytosol binding protein
02/15/1994CA1327048C Process for the synthesis of the .alpha.-(1-methylethyl)-3,4-dimethoxybenzene-acetonitrile
02/15/1994CA1327045C Azetidinone derivative and process for preparing the same
02/15/1994CA1327042C Process for preparing thiazolobenzimidazoles and intermediates used therein
02/15/1994CA1327034C Silver-based catalyst for vapor phase oxidation of olefins to epoxides
02/12/1994CA2103756A1 Process for preparing 6-chloro-(6h)-dibenz[c,e][1,2]-oxaphosphorin
02/10/1994DE4302084C1 Prodn. of isocyanato-substd. ester intermediates for polymers - comprises pyrolysis of carbamate-substd. ester in presence of organo-tin catalyst
02/09/1994EP0582347A1 Catalyst for the hydroisomerization of long-chain N-paraffins and process for preparing it
02/09/1994EP0582317A2 Synthesis of 1,2-dioxetanes and intermediates therefor
02/09/1994EP0582309A2 Process for the preparation of polyhydric phenol compounds
02/09/1994EP0582277A2 Process for producing unsaturated alcohols
02/09/1994EP0582201A2 Process for the preparation of glycerincarbonate
02/09/1994EP0582165A1 Improved catalyst and process for oxychlorination of ethylene to EDC
02/09/1994EP0582108A1 Process for production of dimethyltetralin
02/09/1994EP0581961A1 Process for producing halogenated butene and butane
02/09/1994EP0418280B1 Method of preparing aryl esters of acetic acid
02/09/1994EP0395681B1 Triethylamine catalyzed neopentyl glycol production utilizing a gas sparged reactor
02/09/1994CN1081705A Lubricating oils
02/09/1994CN1081664A Selective hydrogenation of unsaturated hydrocarbons
02/09/1994CN1023701C Process for starting-up ethylene oxide reactor
02/09/1994CA2103519A1 Process for the preparation of aminophenyl acetates
02/08/1994US5284989 Using a polymerization catalyst having its surface reduced in acidity by reaction with a dicarboxylic acid to dealuminize and deactivate
02/08/1994US5284982 Method for the cyclooligomerization of 3-hydroxy-1 alkynes
02/08/1994US5284979 Process for the prepartion of 3-hydroxyalkanals
02/08/1994US5284974 Process for the preparation of thioacetamide
02/08/1994US5284967 For treating swine
02/08/1994US5284964 Method for making aromatic carbonates
02/08/1994US5284961 Pressurized catalytic reduction of substituted nitrochromanones yields mixture of amino- and nitro-chromenes which are then catalytically hydrogenated
02/08/1994US5284955 Substituted-2,3-dicarboxypyridinium nitrates
02/08/1994US5284552 Azeotropic distillation with ethylene glycol to remove nitrogen-containing compounds; hydrodesulfurization using a supported hydrogenation catalyst of molybdenum, cobalt and/or nickel
02/08/1994CA2099823A1 Process for the preparation of polyhydric phenol compounds
02/08/1994CA1326860C Method for making 2,6-naphthalene dicarboxylic acid
02/05/1994CA2101808A1 Process for producing trioxane
02/03/1994WO1994002490A1 Process for producing cephem compound
02/03/1994WO1994002476A1 Process for preparing indole derivatives containing a 1,2,4-triazol-1-yl substituent
02/03/1994WO1994002245A1 Catalysts and their use in oxidation of satured hydrocarbons
02/03/1994WO1994002243A1 Improved lewis acid promoted transition alumina catalysts and isoparaffin alkylation processes using those catalysts
02/03/1994CA2140369A1 Improved lewis acid promoted transition alumina catalysts and isoparaffin alkylation processes using those catalysts
02/02/1994EP0581530A1 Catalytic removal of peroxide contaminants from a methanol-tertiary butyl alcohol recycle stream
02/02/1994EP0581099A2 Process for the preparation of diphenylamines
02/02/1994EP0581097A1 Process for the preparation of E,Z-butenedial bis-dialkyl acetals
02/02/1994EP0580956A1 Process for the catalytic preparation of condensation products of formaldehyde
02/02/1994EP0580901A1 Method for production of methacrylic acid
02/02/1994EP0580847A1 Catalyst and process for hydrocarbon dehydrogenation
02/02/1994EP0580735A1 Preparation of trialkylacetic acids, particularly of pivalic acid, using solid acid catalysis
02/02/1994EP0580718A1 Hydrogenolysis of halocarbon mixtures
02/02/1994CN1081444A Regiospecific catalysts for thesynthesis of epoxysiloxane monomers and polymers
02/01/1994US5283381 Using halogenation catalyst of (tantalum or niobium) fluorosulfonate