Patents
Patents for C07C 249 - Preparation of compounds containing nitrogen atoms doubly-bound to a carbon skeleton (3,537)
12/1994
12/06/1994US5371222 Alkoxyiminoacetamide derivatives and their use as fungicides
12/06/1994US5371084 Insecticides and miticides
11/1994
11/17/1994EP0624570A2 Process for the preparation of 2-oximino acetic acid derivatives
11/15/1994US5364947 Process for separating cephalomannine from taxol using ozone and water-soluble hydrazines or hydrazides
11/15/1994US5364609 Process for the preparation and processing of a hydroxylammonium salt solution
11/01/1994US5360925 Dual inhibitors of no synthase and cyclooxygenase, process for their preparation and therapeutical compositions containing them
10/1994
10/19/1994EP0620211A1 Azomethine compounds, a process for their preparation and their use as starting material for the preparation of azomethine group containing polyurethanes
10/12/1994EP0619298A2 (Phenylmethylene)-2-(alkyl)-1- omega-(amino)-alkoxyimino -cycloalkane derivatives, a process for preparing them as well as medicaments containing them and the use of them
10/11/1994US5354889 Mixing herbicide fenoxydim in a low boiling hydrocarbon solvent, cooling to at least zero centigrade to precipitate
10/11/1994US5354883 Forming stereospecific in a acid catalysts, salt formation with a base, methylating in an organic diluent
10/10/1994CA2120990A1 Trisubstituted cycloalkane derivatives and process for the preparation thereof
09/1994
09/28/1994EP0617011A2 Process for producing alkoxyiminoacetamide compounds
09/20/1994US5349088 Reaction of ketone or aldehyde with hydroxylamine in presence of alkylphenol phase transfer catalyst
09/17/1994CA2118730A1 Process for producing alkoxyiminoacetamide compounds
08/1994
08/31/1994EP0612315A1 Nitro compounds having vasodilator activity
08/31/1994EP0424436B1 Process for the production of anhydrous oxime from an aqueous solution
08/10/1994EP0610053A1 Method for accelerating oxime production in the presence of a catalytic amount of an organotin IV compound
08/03/1994EP0608725A2 Process for preparing aminomethylene compounds
08/02/1994US5334762 Method for accelerating oxime production
07/1994
07/27/1994CN1089939A Benz|e¨indene derivatives
07/20/1994EP0606924A1 Process for producing E-isomers of methoxyminoacetamide compounds
07/19/1994CA1330803C Volatile fluorinated beta-ketoimines and associated metal complexes
07/12/1994US5328906 0-(3-amino-2-hydroxypropyl)-hydroximic acid halides and process for preparing the same
07/06/1994EP0605392A1 Process for producing methoxyminoacetamide compounds
06/1994
06/23/1994WO1994008948A3 Process for the preparation of oxime derivatives, certain intermediates and the use of the oxime derivatives as fungicides
06/09/1994WO1994012277A1 Oxydation catalysts
06/09/1994DE4240698A1 Prepn. of oxime from corresp. carbonyl cpd., ammonia and hydrogen peroxide - on titanium silicalite supported on active carbon as catalyst, giving better selectivity and yield
06/09/1994DE4240693A1 Catalyst comprising titanium silicalite supported on metal oxide - and use in oxidn. under mild conditions, obtd. by pptn. of titanium- and silicon di:oxide(s) on metal oxide phase and impregnating with titanium cpd.
06/09/1994DE4240692A1 Catalyst comprising titanium silicalite supported on active carbon - and use in oxidn. under mild conditions, obtd. by pptn. of titanium- and silicon di:oxide(s) onto active carbon and impregnating with titanium cpd. etc.
06/09/1994DE4240691A1 Prepn. of oxime from corresp. carbonyl cpd., ammonium and hydrogen peroxide - on titanium silicalite supported on oxide as catalyst, giving better selectivity and yield
06/07/1994US5319142 Process for preparing substituted and unsubstituted arylalkylamines
05/1994
05/24/1994US5315039 Method for inhibiting thermal decomposition of cycloalkanone oximes
05/17/1994US5312987 Two-step process for liquid-phase production of oximes
05/17/1994US5312960 Fungicidal 2-methoximinocarboxylic esters
05/11/1994WO1994010249A1 Pigment manufacturing process
05/11/1994EP0596692A2 A process for producing (E)-alkoxyimino or hydroxyiminoacetamide compounds and intermediates therefor
05/04/1994EP0595364A1 Benz[e]indene derivatives and a process for preparing them as well as medicaments containing them and the use of them
05/03/1994CA2102078A1 A process for producing (e)-alkoxyimino or hydroxyiminoacetamide compounds and intermediates therefor
05/01/1994CA2102042A1 Benz/e/indene derivatives
04/1994
04/28/1994WO1994008948A2 Process for the preparation of oxime derivatives, certain intermediates and the use of the oxime derivatives as fungicides
04/26/1994US5306826 Mixing mixture of Schiff bases of amides or amides and aldehyde, solvent, optically active acid, water to form salt, separating diastereomers, converting salt to amide
04/13/1994EP0591236A1 Process for the preparation of 5-(3-butyryl-2,4,6-trimethyl)-2-(1-(ethoxyimino)propyl)-3-hydroxycyclohex-2-en-1-one.
04/05/1994US5300690 Addition-condensation copolymer modified by hydroxylamine; antioxidants, chelating agents
04/05/1994US5300689 Oximation process
03/1994
03/29/1994US5298659 Condensation of cycloalkanol compound with an aniline compound 2in presence of acid catalyst, azeotropic removal of water of reaction
03/23/1994CN1084162A Octahydronaphthalene oxime derivatives for cholesterol biosynthesis inhibition, their preparation and use
03/22/1994US5296606 O-(3-amino-2-hydroxypropyl)-hydroximic acid halides and process for preparing the same
03/16/1994CN1024005C Fungicides
03/09/1994EP0585751A1 N-Methylamides, process and intermediates for their preparation and their use as pesticides
03/09/1994EP0417210B1 Novel o-(3-amino-2-hydroxypropyl)-hydroximic acid halides and process for preparing the same
03/08/1994US5292953 Process for the preparation of azomethines
03/03/1994WO1994004489A1 Cyclohexenonoxime ethers, their preparation and their use
03/03/1994CA2142873A1 Cyclohexenone oxime ethers, their preparation and their use
03/02/1994EP0584988A1 Process for the preparation of salicylaldoxine derivatives
03/01/1994US5290951 Intermediates useful in preparing propenone oxime ethers
03/01/1994CA2104806A1 N-methylamides, their preparation and intermediates therefor and control of pests therewith
02/1994
02/24/1994DE4227896A1 Cyclohexenonoximether, ihre Herstellung und ihre Verwendung Cyclohexenone oxime ethers, their preparation and their use
02/22/1994US5288727 Hydrazone compounds, processes for their production, intermediates useful for their production and pesticidal compositions containing them
02/15/1994CA1327048C Process for the synthesis of the .alpha.-(1-methylethyl)-3,4-dimethoxybenzene-acetonitrile
02/02/1994EP0580741A1 Process for conducting chemical reactions with formaldehyde.
01/1994
01/25/1994CA1326484C Substituted styrene derivatives
01/19/1994CN1080935A Copolymerizable oxime ethers and copolymers containing them
01/12/1994EP0420941B1 Process for production of aromatic aldoximes
01/04/1994US5276188 Crystallization process
01/04/1994US5276187 Pesticides, herbicides, intermediates for dyes
12/1993
12/23/1993WO1993025519A1 Copolymerizable oxime ethers and copolymers containing them
12/23/1993CA2137933A1 Copolymerizable oxime ethers and copolymers containing them
12/22/1993EP0574989A1 Process for the preparation and processing of a hydroxylammonium salt solution
12/22/1993CN1079733A Synthetic method of a-benzoin oxime
12/16/1993DE4219385A1 Copolymerisierbare Oximether und diese enthaltende Copolymerisate Copolymerizable oxime ethers and those containing copolymers
11/1993
11/23/1993US5264628 Herbicides, carbonylation
11/23/1993US5264615 Perfumes or odors
11/18/1993EP0570245A2 Octahydronaphthalene oxime derivatives for cholesterol biosynthesis inhibition, their preparation and use
11/16/1993CA2096281A1 Octahydronaphthalene oxime derivatives for cholesterol biosynthesis inhibition, their preparation and use
11/10/1993CN1078229A Processes and intermediates for the preparation of 2-substituted benzaldehydes
10/1993
10/26/1993US5256822 Chemical intermediates for drugs and herbicides
10/20/1993EP0566534A1 Derivatives of benzophenone
10/19/1993US5254734 Method for preparing an oxime
10/19/1993US5254733 Reacting 2-ethylcrotonaldehyde with willig reagent, then dinitrogen trioxide
10/17/1993CA2094010A1 Benzophenone derivatives
10/13/1993EP0564984A2 Process for the preparation of O-iminooxymethylbenzoic acid
10/12/1993US5252309 Azine synthesis in the absence of CO2
10/06/1993EP0564040A2 Two-step process for liquid-phase production of oximes
10/05/1993US5250505 Cyclohexenone oxime ethers, their preparation, intermediates for their preparation and their use as herbicides
10/05/1993CA2093069A1 Preparation of o-iminooxymethylbenzoic acid
09/1993
09/30/1993WO1993019041A1 Oximation process
09/30/1993WO1993019033A1 Processes and intermediates for the preparation of 2-substituted benzaldehydes
09/30/1993CA2132639A1 Processes and intermediates for the preparation of 2-substituted benzaldehydes
09/30/1993CA2129977A1 Oximation process
09/21/1993CA1322363C Method for the preparation of a catalyst for the ammoximation of carboxylic compound
09/15/1993CN1022103C Process for preparing substituted styrene derivatives, its medical acid additive salt and quaternary ammonium salt thereof
09/14/1993US5245060 Reaction of terpene and iminoalkanoate, complex rhodium catalyst
08/1993
08/31/1993US5241101 Plant fungicides
08/24/1993US5239119 Using as catalyst an amide of a weak acid and the ammonium salt corresponding to the acid
08/11/1993EP0554894A2 Imine derivatives and process for production thereof
08/11/1993EP0554767A1 Process for the preparation of E-oximethers from phenylglyoxylic acid esters
08/03/1993US5232949 Insecticides, miticides; potentiation
07/1993
07/28/1993EP0552632A2 Process for the preparation of azomethins
07/22/1993WO1993014053A1 Process for the preparation of 1,3,5-tris(4'-hydroxyaryl)benzene
07/21/1993EP0551448A1 General synthesis method by photochemical process of cyclopropanic components present in natural pyrethrines and in synthetic pyrethroids and their 1-aza-1,4,6 trianic precursors
1 ... 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36