Patents
Patents for C07C 251 - Compounds containing nitrogen atoms doubly- bound to a carbon skeleton (9,928)
10/1991
10/09/1991EP0450711A1 Substituted cyclohexanediones and their herbicidal uses
10/09/1991EP0449917A1 Explosion-proof 1-dimethylamino-3-dimethylimino-2-arylprop-1-ene salts, process for their preparation, and their use
10/08/1991US5055471 Fungicides
10/08/1991US5055414 Phenalenimine fluorescent dyes and their use in analytical methods
10/08/1991CA1290326C Acrylic acid amides
10/02/1991DE4010355A1 Bicyclo(3.3.0)octan-derivate, verfahren zu ihrer herstellung und ihre pharmazeutische verwendung Bicyclo (3.3.0) octane derivatives, process for their production and their pharmaceutical use
10/01/1991WO1991015119A1 Substituted cyclohexanediones and their herbicidal uses
10/01/1991US5053524 Intermediate for synthesis of triphenylcyclopentadiene dyes
10/01/1991US5053073 Thiophene derivatives useful as fungicidal, insecticidal or plant growth regulating agents
10/01/1991CA2053850A1 Substituted cyclohexanediones and their herbicidal uses
09/1991
09/29/1991WO1991014675A1 Bicyclo[3.3.)]octane derivatives, process for producing them and their pharmaceutical use
09/29/1991CA2058922A1 Bicyclo{3.3.0}octane derivatives, process for their production and their pharmaceutical use
09/29/1991CA2038716A1 Stabilizer for 4-ethyl-2-hydroxyimino-5-nitro-3-hexenamide-containing preparation, stabilizing method thereof and drug stabilized thereby
09/24/1991US5051526 Reagents for solid phase synthesis of polypeptides
09/24/1991US5051447 Applying aromatic oximes to plants, seeds or soils
09/24/1991CA1289560C Cyclohexenone derivatives, the preparation and use thereof as herbicides and plant growth regulators
09/22/1991WO1991014694A1 Chiral catalysts and epoxidation reactions catalyzed thereby
09/18/1991EP0446772A1 Fluorinated beta-ketoiminato metal complexes
09/17/1991CA1289148C Substituted oxime-ethers and their use as bioregulators to lower the endogenous ethylene level in plants
09/13/1991CA2037538A1 Fluorinated beta-ketoiminato metal complexes
09/11/1991EP0445483A1 Catalytic oxidation of hydroxy containing aromatic compounds
09/10/1991US5047585 Process for racemizing an optically active N-benzylidene amino-acid amide
09/07/1991CA2011656A1 Compounds
08/1991
08/27/1991US5043095 For temperature compensation and producing a large twist of helical structures
08/27/1991CA1288093C CHIRAL ESTERS OF .alpha.-SUBSTITUTED PHENYLALKANOIC ACIDS AND MESOGENIC HYDROXY COMPOUNDS, AND THEIR USE AS A DOPING SUBSTANCE IN LIQUID CRYSTAL PHASES
08/21/1991EP0442172A1 Oxime derivatives and Herbicides containing the same as an active ingredient
08/20/1991US5041663 Novel oxime ethers, the preparation thereof, compositions containing them and the use thereof
08/20/1991US5041652 Method for the preparation of a catalyst for the ammoximation of carboxylic compound
08/20/1991US5041648 Phenylhydrazones of β-ionone
08/20/1991US5041545 2-hydroxybenzophenone hydrazides and derivatives thereof
08/20/1991CA1287837C Herbicidal acylamino 5-mesityclclohexane-1,3-dione
08/14/1991EP0441371A1 Process for preparing haloketo acid derivatives
08/13/1991US5039818 For helium-neon lasers
08/13/1991US5039685 Azacyclic carboxylic acid derivatives, their preparation and use
08/09/1991WO1991012241A1 Hydrazine derivatives
08/09/1991CA2075496A1 Hydrazine derivatives
08/07/1991EP0440362A1 2,2-Dimethyl-1-nitrilo or 2,2-dimethyl-1-hydroxylamino-3-(alkyl phenyl)substituted propanes or 2-methyl-1-nitrilo-or 2-methyl-1-hydroxylamino-3-(methoxyphenyl) propane, organoleptic uses thereof and processes for preparing same
08/07/1991EP0422040A4 Herbicidal bicyclic 1,3-diketone derivatives
08/06/1991US5037467 Amidoxime derivatives, useful as selective herbicide
07/1991
07/31/1991EP0439129A2 Optically active isoxazole derivatives and intermediates for preparation thereof as well as processes for producing the same
07/23/1991US5034418 Diphenylethylene derivatives, pharmaceutical compositions containing same and treatment methods
07/23/1991US5034277 Film comprising at least one unimolecular layer
07/16/1991US5032169 Novel oxime ethers, the preparation thereof, compositions containing them and the use thereof
07/09/1991US5030755 Insecticides, miticides
07/03/1991EP0435687A2 Process for isomerization of oxime ethers
07/02/1991US5028733 Prostaglandins
07/02/1991US5028724 Synthesis of volatile fluorinated and non-fluorinated metal-beta-ketonate and metal-beta-ketoiminato complexes
06/1991
06/26/1991EP0433880A1 Process for reprocessing aqueous mother liquors containing hydrochloric acid, sulphuric acid and their hydroxylammonium and ammonium salts
06/26/1991EP0433451A1 Oxime derivatives and herbicides containing the same as an active ingredient
06/25/1991US5026911 Process for oxidizing saturated primary amines to oximes
06/25/1991US5026875 Having ketoxime stabilizers; nondegradating, nonpolymerizing, formaldehyde-free
06/25/1991US5026724 Compounds with bronchodilator activity
06/25/1991US5026710 Fungicides
06/19/1991EP0432989A2 Calixarene and oxacalixarene derivatives and use thereof for sequestration of metals
06/18/1991US5025034 Prostaglandins
06/12/1991EP0431200A1 Quadratic nonlinear optical element
06/11/1991US5022914 Cyclohexenone oxime ethers, their preparation and their use as herbicides
06/06/1991DE3939965A1 Prodn. of 6-alkoxy-2-alkyl-4-hydroxy-pyrimidine derivs. - useful as insecticide intermediates, comprises cyclising new alkano:imido-substd. carbamoyl-acetate
06/05/1991EP0430806A1 Process for the preparation of haloketals from enamines
06/05/1991EP0430033A2 Microbicidal agents
06/04/1991US5021581 Fungicides
06/02/1991CA2031249A1 Process for producing halogenoacetals from enamines
05/1991
05/22/1991WO1991007374A1 α,β-UNSATURATED KETONE AND KETOXIME DERIVATIVE
05/21/1991US5017618 Treatment Of Glaucoma
05/21/1991US5017590 1,4-dihydropyridine-threonine compounds with cardiovascular activity
05/16/1991DE3937457A1 New oxime ether derivs.
05/15/1991EP0427445A1 Benzylideneaminoxyalkanoic acid (thio) amide derivative, process for preparing the same and herbicide
05/15/1991EP0427224A1 Novel polycationic compound and bleach composition containing the same
05/09/1991CA2029433A1 Polycationic compound and bleach composition containing the same
05/08/1991EP0426460A1 Oxime ether derivative, preparation thereof and germicide containing the same
05/03/1991CA2029040A1 Oxime ether derivative, preparation thereof and germicide containing the same
04/1991
04/30/1991US5011994 Colorless ketimines their preparation and their use as cross-linking agent
04/23/1991US5010161 Of poly (phenylenebisalkylene) poly (phenylamine) with aldehyde, regenerated under hydrolysis, for use in moisture curable polyurethanes
04/23/1991CA1283419C Substituted di-t-butylphenols
04/18/1991WO1991005552A1 Method and compositions for inhibition of disorders associated with oxidative damage
04/17/1991EP0422597A2 Derivatives of phenylacetic acid and fungicides containing them
04/17/1991EP0422040A1 Herbicidal bicyclic 1,3-diketone derivatives
04/16/1991US5008453 Aromatic diimines
04/16/1991US5008437 Schiff base reaction product of ethyl vanillin and methyl anthranilate and organoleptic uses thereof
04/16/1991US5008415 Volatile fluorinated β-ketoimines and associated metal complexes
04/12/1991CA2027306A1 Phenylacetic acid derivatives and fungicides containing them
04/10/1991EP0421226A2 Process for the preparation of isoxazole 4,5 dicarboxylic acid diesters
04/10/1991EP0421102A2 Substituted acrylic acid esters
04/09/1991US5006567 Process for foaming polymer compositions with hydrazone compounds and compositions associated therewith
04/09/1991US5006159 Oximes, effective against grassy weeds but selective to broadleaf crops such as cotton, sugar beets, soybeans, wheat, rice and corn
04/03/1991EP0420091A1 Aniline derivatives and fungicides containing them
04/03/1991EP0211030B1 Ferro-electric smectic liquid crystal materials based on terpenoid derivatives
03/1991
03/30/1991CA2026270A1 Aniline derivatives and fungicides containing them
03/27/1991EP0418362A1 Trifluoromethylcyclohexane derivatives.
03/26/1991US5003067 Pyridazinone manufacture
03/26/1991CA1282080C Process for the resolution of 1-aminoindanes
03/20/1991EP0418038A1 Naphthalene derivative and preparation method thereof
03/20/1991EP0417870A2 Chelates for complexation of radioactive isotopes, their metal complexes and their use in diagnosis and therapy
03/20/1991EP0417167A1 Process for the synthesis of o-substituted oxime compounds
03/19/1991US5001264 N-phenyl-2,2,6,6-tetrahalocyclohexaneimine and processes for preparing 2,2,6,6-tetrahalocyclohexaneimine derivative and 2,6-dihaloaniline derivative
03/19/1991US5001261 Cyclohexenone derivatives and their use for controlling undesirable plant growth
03/19/1991US5001209 Non-linear optical active diols and polyurethanes prepared therefrom
03/19/1991CA1281731C Process for production of oxime derivatives
03/19/1991CA1281716C Insecticidal n-substituted-n'-substituted-n,n'- diacylhydrazines
03/15/1991CA2024971A1 Naphthalene derivative and preparation method thereof
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