Patents
Sitemap › C07 - Organic chemistry › C07C - Acyclic or carbocyclic compounds › C07C 249 - Preparation of compounds containing nitrogen atoms doubly-bound to a carbon skeleton
Patents for C07C 249 - Preparation of compounds containing nitrogen atoms doubly-bound to a carbon skeleton (3,537)
03/2000
03/08/2000CN1246843A Method for separating imine from mixture containing amine and imine
03/07/2000US6034131 Diphenylethers, process and intermediate products for their preparation, and their use
03/02/2000DE19838666A1 Production of enamines or imines comprises reacting an alkyne with ammonia or a primary or secondary amine in the presence of a heterogeneous catalyst
03/01/2000EP0982293A1 Process for the preparation of imines and enamines, and possibly their further hydrogenation into amines
03/01/2000CN1245795A Improved method for synthesizing halogenated methylenimine compound
02/2000
02/29/2000US6031134 Process for the preparation of 2-amino-2-arylethanols and novel intermediates
02/17/2000WO2000007983A1 Method for producing vinyl oxime-ethers
02/17/2000DE19836814A1 Verfahren zur Herstellung von Iminen und Enaminen und gegebenenfalls deren Weiterhydrierung zu Aminen Process for the preparation of imines and enamines and optionally the further hydrogenation to amines
02/16/2000EP0979814A1 Improved synthesis of haloformimine compounds
02/15/2000US6025508 High yields by using supported metal catalysts which can be filtered from reaction solvents and reused
02/15/2000US6025492 Reacting a hydrazone ester and a hydrazone aldehyde in presence of a lewis acid, treatment with an alkyl acid halide in presence of a base, then acidification yield plant growth regulators
02/09/2000EP0978499A2 Combinatorial synthesis and analysis of organometallic compounds and catalysts
02/09/2000EP0977729A1 3-cyano-2,4,5-trifluoro-benzoyl fluoride and intermediate products for the production thereof
02/08/2000US6022995 Process for the preparation of 2-amino-2-arylethanols and novel intermediates
02/03/2000WO2000005199A1 Improved arylamine synthesis
02/03/2000DE19834654A1 Verfahren zum Herstellen von Vinyloximethern A process for producing vinyloxime ethers
02/03/2000CA2336976A1 Improved arylamine synthesis
02/02/2000CN1048978C Preparation of aliphatic and cycloaliphatic oximes
02/01/2000US6020527 Stereospecific isomerisation of allyl amines using chiral phosphorous ligands
01/2000
01/20/2000WO2000002986A2 Process for producing particles of amine reaction product
01/20/2000WO2000002887A2 Ligands for metals and metal-catalyzed processes
01/13/2000WO1999057095A3 Process for the preparation of a pharmaceutical intermediate
01/12/2000EP0971021A1 Process for producing particles of amine reaction product
01/12/2000EP0750587B1 Crystalline borophosphates, their production and use
12/1999
12/29/1999WO1999067192A2 PROCESS FOR THE SOLID PHASE SYNTHESIS OF ALDEHYDE, KETONE, OXIME, AMINE, HYDROXAMIC ACID AND α,β-UNSATURATED CARBOXYLIC ACID AND ALDEHYDE COMPOUNDS
12/29/1999CA2335511A1 Process for the synthesis of .alpha.,.beta. alkenoate resin compounds
12/22/1999EP0964847A1 Method for separating an imine from a mixture containing an amine and an imine
12/16/1999WO1999055686A3 Process for the preparation of tetralone imines for the preparation of active pharmaceutical compounds
12/09/1999WO1999062868A1 Preparation of quinonediimines from phenylenediamines using oxygen and a metal or metal salt catalyst
12/09/1999CA2333665A1 Preparation of quinonediimines from phenylenediamines using oxygen and a metal or metal salt catalyst
12/08/1999EP0961768A1 Method for separating 6-aminocaproic acid nitrile from mixtures containing 6-aminocaproic acid nitrile and an imine
12/02/1999WO1999043634A3 Process for preparation of oximes and resulting products
11/1999
11/25/1999WO1999059961A1 Selective anti-mycobacterial preparations, method for producing the same and pharmaceutical compositions
11/24/1999EP0958861A1 Activation method of titanium silicalite and its use in oxidation processes with hydrogen peroxide
11/24/1999EP0958279A1 Catalyst compositions and processes for olefin polymers and copolymers
11/24/1999CN1235963A Synthetic method for trifluoroacetyl acetophenone oxine and its derivative
11/24/1999CN1046705C Method for producing O-(2-hydroxyalkyl)-oximes
11/23/1999US5990339 Phenylacetic acid derivatives, and use as fungicides
11/18/1999WO1999058509A1 Method for producing isoxazoline-3-yl-acyl benzene
11/18/1999DE19825200C1 Production of 3-aminoacrolein derivatives, useful as chemical intermediates
11/18/1999CA2727762A1 Process for synthesizing thioether precursors of herbicides by reaction of anilines with dialkyl disulfides in the presence of an alkyl nitrite
11/16/1999US5986134 Catalytic reaction of ammonia, hydrogen peroxide and ethyl methyl ketone, separation and distillation
11/16/1999US5985921 2-Phenyl-2-methoxyimino acetic acid esters
11/11/1999WO1999057095A2 Process for the preparation of a pharmaceutical intermediate
11/11/1999WO1999036395A9 Preparation of n-phenyl-benzoquinoneimine from hydroxydiphenylamines
11/04/1999WO1999055686A2 Process for the preparation of tetralone imines for the preparation of active pharmaceutical compounds
11/04/1999CA2328778A1 Process for the preparation of tetralone imines for the preparation of active pharmaceutical compounds
11/03/1999CN1234021A Systhesis of hydrazone beta-keto ester by reaction with diazo ester
11/03/1999CN1046123C Process for producing alkoxyiminoacetamide compounds
11/02/1999US5977414 2,3-Dihalogeno-6-trifluoromethylbenzene derivatives and processes for the preparation thereof
10/1999
10/27/1999CN1233236A Halogenalkoximinoacetamide
10/21/1999WO1999052860A1 Preparation of quinoneimines from hydroxyphenylamines using a hypochlorite as an oxidation agent
10/21/1999WO1999052859A1 Preparation of quinoneimines from hydroxyphenylamines using hydrogen peroxide and a catalyst
10/21/1999WO1999043643A3 Metal-catalyzed arylations and vinylations of hydrazines, hydrazones, hydroxylamines and oximes
10/21/1999CA2328123A1 Preparation of quinoneimines from hydroxyphenylamines using a hypochlorite as an oxidation agent
10/20/1999EP0788475B1 Process for producing isomer mixtures from o-phenoxyalkylhydroxyl amines or o-phenoxyalkyloximes
10/19/1999US5969185 Reacting metal aryloxide with aliphatic aldehyde
10/14/1999WO1999051567A1 Process for producing hydroxyiminoacetamide derivative and process for producing methoxyiminoacetamide derivative with the same
10/13/1999EP0949241A2 Stereospecific isomerisation of allylic amines using chiral phosphorus ligands
10/13/1999EP0775107B1 Preparation of o-(2-hydroxyalkyl) oximes
10/07/1999WO1999050273A1 Preparation of transition metal imine complexes
10/07/1999WO1999050232A1 Phenyl-methoxyimino-glyoxylic acid derivatives as pesticides
10/07/1999WO1999050231A1 Process for producing oxime compound
10/07/1999WO1999036395A3 Preparation of n-phenyl-benzoquinoneimine from hydroxydiphenylamines
10/07/1999CA2324311A1 Preparation of transition metal imine complexes
10/05/1999USH1809 Process for making oximes and use thereof to prepare cyclic urea fungicides
10/05/1999US5962723 Method for producing benzyl bromide derivatives
09/1999
09/29/1999EP0945431A2 Process and intermediates for the preparation of phenylacetic derivatives
09/28/1999US5959126 Formation of quinonedimines from phenylenediamines by catalytic oxidation
09/16/1999WO1999046239A1 AMINE DERIVATIVE FIXED TO RESIN AND METHOD FOR SYNTHESIZING β-AMINOCARBONYL COMPOUND IN A SOLID PHASE
09/16/1999WO1999046238A1 Hydrazide fixed to resin and derivative thereof, and method for synthesizing pyrazolones in solid phase
09/15/1999CN1228759A Preparation of 5-(3-butyryl-2,4,6-trimethyl)-2-(1-(ethoxyimino) propyl)-3-hydroxycyclohex-2-en-1-one
09/07/1999US5948932 Phenylacetic acid derivatives, processes and intermediates for use in producing them and agents containing them
09/02/1999WO1999043643A2 Metal-catalyzed arylations and vinylations of hydrazines, hydrazones, hydroxylamines and oximes
09/02/1999WO1999043634A2 Process for preparation of oximes and resulting products
08/1999
08/31/1999US5945565 Synthesis of 4-amino-3-chloro-5-(methoxyiminomethyl)benzoyl chloride starting with the conversion of 5-methyl-4-nitro-benzoic acid to 4-nitro-5-(methoxyiminomethyl)-benzoic acid, methyl ester
08/17/1999US5939588 Asymmetric fluorine-containing primary amines and their preparation
08/17/1999US5939563 Fungicides
08/11/1999EP0934253A1 Halogenalkoximinoacetamide
08/11/1999EP0765304B1 Method of preparing alpha-methoxyiminocarboxylic acid methylamides, and intermediates used in the method
08/04/1999EP0755387B1 Oxidative purification of biomass extracts containing taxol and cephalomannine using ozone and girard reagents
08/03/1999CA2024590C Catalytic oxidation of hydroxy containing aromatic compounds
07/1999
07/27/1999US5929279 Preparation of Bisoximes
07/22/1999WO1999036395A2 Preparation of n-phenyl-benzoquinoneimine from hydroxydiphenylamines
07/22/1999WO1999036394A1 Novel process for preparing a ketimine
07/22/1999CA2318457A1 Preparation of n-phenyl-benzoquinoneimine from hydroxydiphenylamines
07/07/1999EP0927156A1 Biphenyl butyric acids and their derivatives as inhibitors of matrix metalloproteinases
06/1999
06/30/1999CN1220988A Method for synthesising schiff base in the absence of solvent
06/23/1999EP0923590A1 Combinatorial synthesis and analysis of organometallic compounds and catalysts
06/23/1999EP0923540A1 Synthesis of a hydrazone beta-keto ester by the reaction with a diazo ester
06/02/1999CN1218033A Method of producing benzyl bromide derivatives
05/1999
05/19/1999EP0915836A1 Materials with ferromagnetic properties comprising organic molecules with magnetic properties, and methods for making same
05/19/1999EP0915820A1 Preparation of 5-(3-butyryl-2,4,6-trimethyl)-2-(1-(ethoxyimino) propyl)-3-hydroxycyclohex-2-en-1-one
05/19/1999EP0794941B1 Process for preparing oxime ethers by reacting oxamine with dialkylcarbonates
05/18/1999US5904814 Distillation
05/06/1999WO1999021827A1 Formation of quinonediimines from phenylenediamines by catalytic oxidation
05/06/1999WO1999021826A1 Preparation of quinonediimines from phenylenediamines using a hypochlorite as an oxidation agent
05/06/1999WO1999021823A1 Optically active intermediates for the preparation of optically active substituted oximes, hydrazones and olefins useful as neurokinin antagonists
05/06/1999WO1999021819A1 Preparation of quinonediimines from phenylenediamines using hydrogen peroxide and a catalyst
05/06/1999CA2308073A1 Optically active intermediates for the preparation of optically active substituted oximes, hydrazones and olefins useful as neurokinin antagonists
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