Patents for C07B 61 - Other general methods (69,072)
01/1992
01/22/1992EP0467061A2 Process for production of carboxylic acid
01/22/1992EP0466942A1 Composition comprising epoxy compounds having hydroxyl group and process for producing the same
01/22/1992CN1058017A Method of reducing carbonyl containing acridine
01/22/1992CN1058013A Process for preparing 1-chloro-2,2,2-trifluoro-ethane
01/22/1992CN1058011A Transalkyation in presence of catalyst slurry
01/22/1992CA2046735A1 Process for the preparation of acrylates
01/21/1992WO1992001657A1 Use of modified 5-7 å pore molecular sieves for isomerization of hydrocarbons
01/21/1992US5082988 Isomerization catalyst and process for its use
01/21/1992US5082979 Of menthenol
01/21/1992US5082978 With p-dimethoxybenzene and acid catalyst
01/21/1992US5082976 Oxidation of aminostyrenes
01/21/1992US5082970 Trans to cis isomer
01/21/1992US5082956 Isomerization of epoxyalkenes to 2,5-dihydrofurans
01/21/1992US5082944 Raney nickel hydrogenation catalyst
01/21/1992US5082940 Process for the production of oxides of aromatic tertiary amines
01/21/1992US5082917 Piperazine derivatives as chain extenders in polyurea elastomer systems and method making same
01/21/1992US5082819 Catalyst for catalytic gas phase oxidation of olefins into unsaturated aldehydes and method for making the catalyst
01/21/1992US5082641 Silicon/titanium oxide mfi zeolites
01/21/1992US5082504 Process for the preparation of a mixture of sucrose oxidation products and the use thereof
01/21/1992CA2046763A1 Production of acetaminophen
01/21/1992CA2046749A1 Process for the preparation of aromatic amines which are substituted by c1-c4-alkoxy in the p-position
01/21/1992CA1294633C Process for the isomerization of unbranched hydrocarbons
01/21/1992CA1294632C Thin bed reactors for methane conversion
01/21/1992CA1294631C Process for the production of aromatic hydrocarbons incorporating by-product utilisation
01/21/1992CA1294628C Process and catalytic system for preparing organic polysulfides
01/15/1992EP0466567A1 Selective hydrogenation of diolefins in steam cracker naphtha on metal supported catalysts on which an organic sulfur compound had been incorporated before loading into the reactor
01/15/1992EP0466558A1 Process for the preparation of 2- and 3-phenylalcanes in which a catalyst based on a modified mordenite is used
01/15/1992EP0466471A1 Alkane oxidation catalysts
01/15/1992EP0466405A1 2,2'-Bis(dicyclopenthylphosphino)-1-1'-binaphthyl and metal complexes thereof
01/15/1992EP0466319A1 Hydroxyalkylation of phenols or thiophenols with cyclic organic carbonates using triorganophosphine catalysts
01/15/1992EP0466318A1 Improved zeolite catalysts suitable for hydrocarbon conversion
01/15/1992EP0466305A2 Process for oligomerizing olefins
01/15/1992EP0466268A1 Catalysts and catalysts precursors suitable for hydrocarbon synthesis
01/15/1992EP0466128A1 Method for producing a cycloolefin
01/15/1992EP0466012A2 Method for preparation of crystalline zeolite like gallosilicates and their use for the preparation of catalysts and adsorbents
01/15/1992EP0465853A2 Method for producing 4-hydroxybutyl (meth)acrylate
01/15/1992EP0370054B1 Catalyst composition and method for selective dehydrogenation
01/15/1992CN1057844A Process for preparation of pyrimidine nucleosides
01/15/1992CN1057828A Process for preparing unsaturated bromide
01/14/1992US5081321 Catalytic hydrogenation of acetone
01/14/1992US5081318 One step synthesis of methyl t-butyl ether from t-butanol using fluorosulfonic acid-modified zeolite catalysts
01/14/1992US5081315 Nitro-substituted, amine intermediates for monomers for heat resistant polyamides or polyimides
01/14/1992US5081313 Reaction of a 1,2-dialkoxyethene with carbon monoxide and hydrogen
01/14/1992US5081311 Preparation of muscone, intermediates for this preparation and preparation of said intermediates
01/14/1992US5081310 Process for preparing optically active ketones
01/14/1992US5081309 Catalytic reaction of an aldehyde with a cyclopentanone
01/14/1992US5081307 From benzil and alkali methoxide, alkylation catalyst
01/14/1992US5081305 Process for the preparation of bis(aminopropoxy)alkanes
01/14/1992US5081303 Co-production of an aromatic monoamine and an aromatic diamine directly from benzene or a benzene derivative through controlled nitration and reduction
01/14/1992US5081302 Ring alkylation, zeolite type Y
01/14/1992US5081292 Preparation of β, γ-unsaturated carboxylic acids
01/14/1992US5081291 Process for manufacture of 3,3',4,4'-biphenyltetracarboxylic acid
01/14/1992US5081288 Process for the preparation of substituted 3,5-dichloro-2,4-difluoro-benzenes
01/14/1992US5081283 Fluorocyclopropyl derivative fungicide intermediates
01/14/1992US5081280 Process for the production of ester compounds
01/14/1992US5081279 From 3-ethylbenzophenone; dehydrogenating, carbonylating
01/14/1992US5081270 Preparation of hydroxyanthraquinones
01/14/1992US5081267 Epoxidation process
01/14/1992US5081252 Process for the preparation of aromatic carboxylic acids
01/14/1992US5081238 Reducing the methylene group of a 2-oxo-3-(1-hydroxyethyl)-4-(1-alkyloxycarbonylethen-1-yl)azetidine using l-SELECTRIDE and sec-butanol
01/14/1992CA1294288C2 Phenyl substituted aminodicarboxylates
01/14/1992CA1294267C Preparation of 1,4-dichlorobenzene
01/13/1992CA2046426A1 Process for oligomerizing olefins using phosphorous-containing acid on montmorillonite clay
01/12/1992CA2046441A1 Alkane oxidation catalysts
01/12/1992CA2044306A1 Method for producing 4-hydroxybutyl (meth) acrylate
01/11/1992CA2046447A1 Catalysts and catalysts precursors suitable for hydrocarbon synthesis
01/09/1992WO1992000292A1 Continuous catalyzed vapor phase dimeric cyclic ester process
01/09/1992WO1992000289A1 Method of preparation of triacetals
01/09/1992WO1992000270A1 Process for producing chlorofluoronitro benzenes and difluoronitro benzenes
01/09/1992WO1992000265A1 A method for avoiding formation of by-products at the production of an ethoxylated polyol
01/09/1992WO1992000264A1 Method for preparing 1,1-bis(chlorophenyl) 2,2,2-trichloroethanol
01/09/1992WO1992000260A1 Selective ethylation of naphthalene compounds
01/09/1992WO1991018851A3 Process for catalytic conversion of olefins
01/09/1992CA2064864A1 Process for the preparation of 1,1-bis(chlorophenyl)-2,2,2,-trichloroethanol
01/09/1992CA2046438A1 Synthetic crystalline aluminosilicate for the catalytic conversion of hydrocarbons in petrochemical processes
01/08/1992EP0465379A1 Piperidine derivatives and their use in polymers
01/08/1992EP0465294A1 Process for the preparation of unsaturated bromides
01/08/1992EP0465293A1 Acrylates having an alcohol, aldehyde and/or ether function, their process of preparation and their use for obtaining polymers and copolymers
01/08/1992EP0465164A1 Process for the preparation of pyrimidine nucleosides
01/08/1992EP0465147A1 A method for the preparation of 4-acetoxystyrene
01/08/1992EP0464691A1 Improved hydrocyanation process
01/08/1992EP0464471A2 Partially fluorinated dicarboxylic acid and its acid chloride, process for preparing it and use thereof
01/08/1992EP0464460A2 Process for the preparation of dialkyle carbonates
01/08/1992EP0464459A1 Preparation of a palladium containing catalyst
01/08/1992EP0464259A2 Process for the preparation of dihydromyrcenol from dihydromyrcenyle chloride
01/08/1992EP0464156A1 Isoparaffin-olefin alkylation process
01/08/1992EP0464154A1 Alkylation of aromatics.
01/08/1992EP0464149A1 Selective epoxidation of bicyclic olefins
01/08/1992EP0152485B1 Binder-free zeolite catalyst, process for its preparation, and catalytic reaction using same
01/08/1992CN1057650A Coutinuous catalyzed vapor phase dimeric cyclic ester process
01/08/1992CN1057642A Process and catalyst for chloro-oxidation and use for producing 1,2-dichloroethane
01/07/1992US5079386 Process for the preparation of alkyl substituted tetralins and indanes
01/07/1992US5079381 Method for the preparation of 4-methylsulfonyl benzoic acid derivatives and intermediates
01/07/1992US5079367 Reacting acrolein, an alkanol and ammonia using zeolite catalyst
01/07/1992US5079291 Polar aprotic catalysts for formation of fluorosilicone fluids
01/07/1992US5079207 Vanadium-tin-antimony-copper-tellurium or bismuth-oxide
01/07/1992CA2256214A1 Process for selective epoxidation of unsaturated (meth)-acrylates, novel functional (meth)acrylates thus obtained, and application to the synthesis of novel polymers
01/07/1992CA1293968C Process for preparation of a hydrogenation and/or dehydrogenation catalyst
01/06/1992CA2046256A1 Process for the production of non saturated bromides
01/04/1992CA2046032A1 Functional piperidinyl products, their use in polymers