Patents
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Patents for C07C 209 - Preparation of compounds containing amino groups bound to a carbon skeleton (17,459)
10/1991
10/02/1991EP0449384A1 Selecive production of higher polyalkylene polyamines and hydroxylcontaining polyalkylene polyamines
10/02/1991EP0449383A1 Selective production of linear pentaethylenehexamine and hydroxyethyldiethylenetriamine
10/02/1991EP0449382A1 Selective production of linear tetraethylenepentamine and hydroxyethyldiethylenetriamine
10/02/1991EP0449381A1 Selective production of aminoethylethanolamine
10/02/1991EP0449111A1 Process for preparing 2-(3-aminopropyl)-cycloalkylamines
10/02/1991EP0449089A1 Process for preparing 3-aminomethyl-3,5,5-trimethyl-cyclohexylamine
10/02/1991EP0448899A1 Preparation of a para-aminodiphenylamine
10/02/1991DE4010252A1 New 2,2-di:substd. pentane-1,5-di:amine(s), prepn. - by reaction of 2,2-di:substd. 4-cyano-butanal in two separate zones, first with ammonia then with hydrogen
10/01/1991US5053543 Synthesis of 2-aminobenzophenones
10/01/1991US5053542 Catalytic bromination of 2-fluoroaniline
10/01/1991US5053541 Process for the preparation of n-allyl-meta-trifluoromethyl aniline
10/01/1991US5053540 Reacting N-phenylquinoneimine with ammonia, ammonium hydroxide or mixtures; polymerization inhibitor, gelation inhibitor
10/01/1991US5053539 Reacting aniline and formalin in hydrochloric acid; continuous, multistage controlled process; by-product inhibition
10/01/1991US5053152 High molecular weight nitrogen-containing condensates and fuels and lubricants containing same
10/01/1991CA2039395A1 Selective production of linear pentaethylenehexamine and hydroxyethyldiethylenetriamine
10/01/1991CA2039394A1 Selective production of pentaethylenehexamine and hydroxyethyltriethylenetetramine
10/01/1991CA2039370A1 Selective production of linear tetraethylenepentamine and hydroxyethyldiethylenetriamine
10/01/1991CA2039369A1 Selective production of linear triethylenetetramine and aminoethylethanolamine
10/01/1991CA2039368A1 Selective production of aminoethylethanolamine
10/01/1991CA2039340A1 Selective production of diethylenetriamine and aminoethylethanolamine
10/01/1991CA2039316A1 Selective production of higher polyalkylene polyamines and hydroxyl-containing polyalkylene polyamines
10/01/1991CA2039310A1 Selective production of diethylenetriamine
10/01/1991CA1289973C Process for preparing 3-halogeno-2- hydroxypropyltrimethylammonium halide
09/1991
09/25/1991EP0448389A1 Enamine derivatives and their use in electrophotographic member
09/25/1991EP0447828A1 4-(4-Tert-Butylphenyl)cyclohexylamines and fungicides containing them
09/24/1991US5051188 Permeation of vapor through a membrane
09/24/1991CA1289574C Process for the preparation of alkylaniline using an aluminosilicate catalyst
09/24/1991CA1289568C Process for production of amino compounds
09/19/1991DE4008257A1 N-alkylation of aromatic amine(s)
09/18/1991EP0446781A1 Process for improving the quality of crude diaminodiphenylmethane
09/18/1991EP0446554A1 Preparation of a N-substituted phenylenediamine
09/18/1991CN1054666A Method and sensor electrode system for electrochemical determination of analyte or oxidoreductase as well as use of suitable compounds therefor
09/18/1991CN1054586A Substituted amine compound and process for preparation thereof
09/15/1991CA2038126A1 Method of improving the quality of crude diaminodiphenylmethanes
09/11/1991EP0445749A1 N-Monosubstituted cyclopentenylamines, a process for their preparation and their use as medicaments
09/11/1991EP0445589A2 Process for the preparation of 1,4-alkylenediamines
09/11/1991EP0445525A1 Process for making high solids fabric softeners using low amounts of solvents and eliminating side reactions
09/11/1991EP0445119A1 Method for purifying quaternary ammonium hydroxides
09/11/1991CN1013861B Vinylcyclopropanecarboxylic acid esters
09/10/1991US5047591 Single-stage process for producing bis-(amino-nitrophenyl)-methane
09/10/1991US5047557 Alcohol, amine intermediates
09/10/1991US5047178 Nickel/alumina catalyst, its preparation and use
09/09/1991CA2037721A1 Substituted-amine compound and a process for the preparation thereof
09/09/1991CA2023566A1 Preparation of a n-substituted phenylenediamine
09/07/1991CA2037079A1 4-(4-tert-butylphenyl)cyclohexylamines, and fungicides containing same
09/06/1991CA2037517A1 Method of making benzotrifluoride compound
09/05/1991WO1991013055A2 New aryl- and heteroarylethenylene derivatives and process for their preparation
09/05/1991WO1991013049A1 Chemical alteration of a hydrophobic substance in polymeric microregions
09/04/1991EP0444563A2 3-Hydroxy-2-cyclobuten-1-on salts, their preparation and use
09/04/1991EP0444481A2 Process for preparing amines
09/03/1991US5045244 Preparation of metal halide-amine complexes
08/1991
08/29/1991DE4105188A1 Di:methylamine prodn. - by reaction of methanol with excess ammonia at 250-450 deg. C in presence of a siloxane-treated acid ZK-5 zeolite catalyst
08/28/1991CN1013647B Catalyst precursors
08/27/1991US5043347 Indanes and analgesic compositions and methods thereof
08/27/1991US5043075 Method of removing amines
08/27/1991CA1288105C Preparation of an allyl amine and quaternary diallyl ammonium compounds therefrom
08/22/1991WO1991011995A1 Arylalkyl-amines and -amides having anticonvulsant and neuroprotective properties
08/21/1991EP0441979A1 Optically active 2-(alkyl-substituted phenyl)-propionic acid derivative and optical resolution of ( )-1-methyl-3-phenylpropylamine
08/21/1991EP0441807A1 Liquid phase fluorination.
08/20/1991US5041675 Process for preparing 3(4),8(9)-bis(aminomethyl)-tricyclo[5.2.1.02,6 ]d
08/20/1991US5041674 Process and intermediates for the preparation of 2,6-difluoroaniline
08/20/1991US5041672 Process for preparing p-phenylenediamines
08/20/1991US5041670 Reacting with water or formic acid, and a boron complexing agent in aprotic solvent
08/20/1991US5041669 Reacting alkyl aryl ketones with alkyl nitrites, extracting product, catalytically hydrogenating/reducing in nonaqueous acid mixture
08/20/1991US5041664 Organic chlorides; tertiary amines with mettal oxide lewis acid catalyst
08/20/1991US5041402 Containing oxides of silicon and/or germanium with aluminum, iron, gallium, boron titanium, vanadium, zirconium, molybdenum, arsenic, chromium and/or manganese
08/14/1991EP0441222A2 Process and electrode system for determining an analyte or an oxidoreductase as well as suitable compounds
08/14/1991CN1013491B Fluorinated diaminoalkyne derivs
08/13/1991US5039801 Thermal fragmentation of methylbenzylurea disastereomers or secondary amines and preparation of optically active secondary amines
08/13/1991US5039648 Process for the preparation of cobalt catalysts
08/08/1991WO1991011430A1 Halogenation of aromatic amine compounds
08/08/1991DE4003194A1 Electrochemical determn. of analytes - using oxido-reductase and substance of being reduced, which is re-oxidised on the electrode
08/06/1991US5037994 Regioselective nitration of diphenyl compounds
08/04/1991CA2035630A1 Method and sensor electrode system for the electrochemical determination of an analyte or an oxidoreductase as well as he use of suitable compounds therefor
07/1991
07/31/1991EP0438964A1 Polyamines and their preparation
07/31/1991EP0438715A2 1,1-Bicyclo-substituted fluorinated cyclopentanes and method for their production
07/25/1991WO1991010641A1 A process for the preparation of amines
07/24/1991EP0437788A1 Process for preparing powdered aluminium alloys
07/23/1991US5034560 Synthesis of ethylamines
07/23/1991US5034419 N-cycloalkylalkylamines, process for their preparation, their use as medicament and their synthesis intermediates
07/23/1991US5034108 Hydrocarbons formed by generating a hydrogen plasma using an electrical field and generating a higher molecular weight
07/18/1991DE4000610A1 Optically active 1-aryl-3-amino-butane derivs. prodn. - by fractional crystallisation of salts with optically active acid, useful as pharmaceutical intermediates
07/17/1991EP0436957A1 Process for the preparation of dichloro-(2,2)-paracyclophane
07/17/1991CN1053056A Process for making n,n-dimethylamino-2,3-dichloropropane
07/16/1991US5032687 Process for the preparation of cyclopropylamine
07/16/1991US5032616 4-substituted cyclohexylamine derivatives, fungicides containing these and a method of controlling fungi
07/13/1991CA2034076A1 Polyamines and their preparation
07/11/1991WO1991009674A1 Catalyst for hydrogenation, dehydrosilylation or hydrosilylation, and its use
07/10/1991EP0436492A2 R-Enantiomer of N-propargyl-1-aminoindan, its preparation and pharmaceutical compositions containing it
07/10/1991EP0436435A1 Phenylethanolaminomethyltetralins, procedure for their preparation and pharmaceutical compositions containing same
07/10/1991EP0436235A2 Catalyst and process for preparation of secondary amines from alcohols, aldehydes or ketones
07/10/1991CN1013109B Preparation method of n-single substituted paradipheng lamine compounds
07/09/1991US5030763 Preparation of ethylenediamine dinitrate with useful particle size
07/09/1991US5030762 Formaldehyde/amine adduct
07/09/1991US5030759 Selective N-alkylation of aniline in the presence of zeolite catalysts
07/09/1991US5030757 Phase transfer catalyst recovery
07/09/1991US5030740 From difunctional aliphatic alcohol and an amine, tungsten oxide or tungstate catalyst
07/06/1991CA2033611A1 Catalyst and process for preparation of amines from alcohols, aldehydes or ketones
07/03/1991EP0435158A2 Process for producing alcohol or amine
07/03/1991EP0435072A2 Process for preparing N,N-dimethylamines
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