Patents
Sitemap › C07 - Organic chemistry › C07D - Heterocyclic compounds › C07D 241 - Heterocyclic compounds containing 1,4-diazine or hydrogenated 1,4-diazine rings
Patents for C07D 241 - Heterocyclic compounds containing 1,4-diazine or hydrogenated 1,4-diazine rings (18,673)
10/1990
10/10/1990CN1009930B Novel quinoline derivatives and process for prepn. thereof
10/09/1990US4962111 Pyrazinoic acid esters as antituberculosis agents
10/09/1990US4961867 Process for preventing corrosion of metals by contacting them with compositions prepared from amino substituted pyrazines and carboxylic acids carboxylic acid anhydrides, carboxylic acid, esters or carboxylic acid halides
10/03/1990EP0390694A1 Thioformamide derivatives
10/03/1990EP0390693A1 Thioformamide derivatives
10/03/1990EP0390181A2 Perylenequinone (UCN-1028D) derivatives
10/02/1990US4960890 For optical recording media
10/01/1990WO1990012001A1 Thionaphthalene derivatives, method of producing the same, and antiallergic agent containing the same
10/01/1990CA2030534A1 Thionaphthalene derivative and preparation thereof and antiallergy preparation containing the same
09/1990
09/30/1990CA2013471A1 Thioformamide derivatives
09/30/1990CA2013470A1 Thioformamide derivatives
09/26/1990EP0389434A1 Bis(1-hydrocarbyloxy-2,2,6,6-tetramethylpiperidin-4-yl)-amine Derivatives and Stabilized compositions
09/26/1990EP0389429A2 Azo compounds containing hindered amine moieties with low basicity
09/26/1990EP0389424A1 1-Hydrocarbyloxy hindered amine mercaptoacid esters, thioacetals, sulfides and disulfides
09/26/1990EP0389422A2 Stabilizers derived from N-hydroxy hindered amines by Michael addition reactions
09/26/1990EP0389421A1 Poly(1-hydrocarbyloxy-2,2,6,6-tetraalkylpiperidine) light stabilizers
09/26/1990EP0389419A1 Non-migrating 1-hydrocarbyloxy hindered amine compounds as polymer stabilizers
09/26/1990EP0388682A1 Substituted heteroarylphenylethers, process for their preparation and their use as insecticides
09/26/1990EP0388528A2 Carboximidamide derivatives
09/25/1990CA1274518A1 2-(substituted sulfamyl)-6-nitrobenzoic acids, useful as adjuncts to radiation therapy
09/19/1990EP0387844A1 Zinc stearate as a flow promoting additive for triethylenediamine
09/18/1990US4957640 Corrosion prevention with compositions prepared from organic fatty amines and nitrogen-containing aromatic heterocyclic compounds
09/12/1990CN1045261A Guanidine derivative, their production and insecticides
09/11/1990US4956375 Heterocyclic substituted fungicides
09/11/1990US4956118 Disulfide substituted pyridazine in oils
09/05/1990EP0385663A2 Heterocyclic cycloalkanes as inhibitors of 5-lipoxygenase
08/1990
08/31/1990CA2010211A1 Heterocyclic cycloalkanes
08/29/1990EP0230474B1 Bis-dioxopiperazine derivatives and drug composition containing same
08/28/1990US4952695 Cyclopropyl-6,7,8-trifluoro-1,4-dihydro-4-oxo-3-quinoline carboxylic acid, intermediate for antibacterials
08/28/1990US4952620 Photolytically cleavable N-acylated sterically hindered amines
08/28/1990US4952595 Fungicides
08/28/1990US4952583 Diuretic hypotensive agents
08/28/1990US4952582 Pyrazinoylguanidine and derivatives thereof having few polar substituents and being useful as hyperuretic agents
08/28/1990US4952495 Hydrolyzable compounds which release electron transfer agents and analytical use of same
08/24/1990WO1990009985A1 p-AMINOPHENOL DERIVATIVE AND PRODUCTION AND APPLICATION THEREOF
08/24/1990CA2027584A1 P-aminophenol derivatives, and processes for production of and uses for the same
08/22/1990EP0383281A1 1,2-ethanediol derivative and salt thereof, process for producing the same, and cerebral function-improving agent comprising the same
08/22/1990CN1044812A Chloroaniline derivatives
08/21/1990US4950755 Bis(morpholinomethyl) derivative of 1,2-bis(dioxopiperizinyl)propane
08/21/1990US4950679 Alkanesulfonate derivatives and their use as insecticides, acaricides or nematicides
08/21/1990CA1273008A1 6-(substituted) methylenepenicillanic and 6- (substituted) hydroxymethylpenicillanic acids and derivatives thereof
08/16/1990EP0382618A2 Aminoalkoxyphenyl derivatives, process for their preparation and compositions containing them
08/16/1990EP0382076A1 Phenylhydrazones, their preparation and medicaments and cosmetics manufactured therefrom
08/14/1990US4948901 Anti-plasmin and anti-thrombin agents
08/14/1990US4948892 Sulfonamid compound useful for treating cardiovascular disorders
08/14/1990US4948891 Anti-plasmin and anti-thrombin agents
08/14/1990US4948794 Cycloalkyl or benzyl-6-substituted-quinoxalinediones
08/09/1990WO1990008764A1 Asymmetrical ureas, method for the preparation and utilization of the same
08/08/1990EP0380985A2 Esters of 4-aryl-2-halogen imidazol-5-carbonic acid, their preparation and use
08/08/1990CN1044464A Bis-aza-bicyclic anxiolytic agents
08/07/1990US4946960 Perester compounds
08/07/1990CA1272484A1 Semicarbazones and thiosemicarbazones
08/06/1990CA2008985A1 Aminoalkoxyphenyl derivatives, process of preparation and compositions containing the same
08/01/1990EP0380264A2 Halogenation process
08/01/1990EP0380217A1 Bis-aza-bicyclic anxiolytic agents and antidepressants
08/01/1990EP0257049B1 Chiral compounds
07/1990
07/31/1990US4945111 Fungicidal N,N'-diacylaminals
07/31/1990CA2007709A1 4-aryl-2-haloimidazole-5-carboxylic esters, the preparation and use thereof
07/27/1990CA2008683A1 Salts of phenyl piperazines
07/26/1990WO1990008148A1 Bis-aza-bicyclic anxiolytic agents
07/26/1990WO1990008144A1 Bis-aza-bicyclic anxiolytic agents
07/26/1990DE3901406A1 Process for the preparation of quinoxalones
07/24/1990US4943578 Piperazine compounds
07/24/1990US4943385 Displays and light switching elements
07/23/1990CA2008079A1 Halogenation process
07/17/1990CA1271753A1 5-phenylcarbamoylbarbituric acid derivatives
07/14/1990WO1990008138A1 Heterocyclic chelating agents
07/14/1990CA2045539A1 Heterocyclic chelating agents
07/12/1990WO1990007111A3 Method for predicting biological activity of antibiotics, and novel non beta-lactam antibacterial agents derived therefrom
07/11/1990EP0377532A1 Thioformamide derivatives
07/11/1990EP0377112A1 Quinoxaline compounds and their preparation and use
07/10/1990US4940709 Platelet activating factor
07/10/1990US4940708 4-arylsulfonyl-3,4-dihydro-2(1H)-quinoxalinone-1-alkanoic acids, esters, and salts
07/10/1990US4940482 Sulfonyl urea herbicides
07/10/1990CA1271475A1 Pharmaceutical compositions having a psychotropic activity
07/06/1990CA2007281A1 Thioformamide derivatives
07/04/1990EP0376279A2 Guanidine derivatives, their production and insecticides
07/04/1990EP0375907A1 Insecticidally active nitro compounds
07/03/1990US4939145 Phenothiazone derivatives and analogs
07/03/1990CA1271194A1 ¬¬4-¬4-(4-phenyl-1-piperazinyl)phenoxymethyl|- 1,3-dioxolan-2-yl|methyl|-1h-imidazoles and 1h-1, 2,4-triazoles
06/1990
06/28/1990WO1990007111A2 Method for predicting biological activity of antibiotics, and novel non beta-lactam antibacterial agents derived therefrom
06/28/1990WO1990006913A1 Explosion-proof 1-dimethylamino-3-dimethylimino-2-arylprop-1-ene salts, process for their preparation, and their use
06/28/1990DE3842062A1 Explosionssichere 1-dimethylamino-3-dimethylimino-2-arylpropen-1-salze, verfahren zu ihrer herstellung und ihre verwendung Explosion-proof 1-dimethylamino-3-dimethylimino-2-arylpropen-1-salts, processes for their preparation and their use
06/27/1990EP0375658A1 Quinoline derivatives and processes for preparation thereof
06/27/1990EP0375560A1 Aryloxypropanolaminotetralines, process for their preparation and pharmaceutical compositions containing same
06/27/1990EP0375452A2 Cycloalkane derivatives
06/27/1990EP0374991A1 New antimicrobial phenazine derivatives, method for their preparation, compositions containing them, and their use in therapy
06/27/1990EP0374534A1 Quinoxaline compounds and their preparation and use
06/27/1990CA2202305A1 Guanidine derivatives, their production and insecticides
06/26/1990US4937374 Useful as fungicides
06/26/1990US4937337 Substituted heterocyclic compounds and the pharmacologically acceptable salts thereof, processes for the preparation thereof and pharmaceutical compositions containing them
06/26/1990US4937241 N-substituted N-nitrosoaminoacetonitriles, process for their preparation and their use
06/26/1990CA1270824A1 Substituted benzylhydroxylamines and their use as stabilizers
06/23/1990CA2006096A1 Cycloalkane derivatives
06/22/1990CA2004078A1 Quinoxaline compounds and their preparation and use
06/22/1990CA2004077A1 Quinoxaline compounds and their preparation and use
06/20/1990EP0373191A1 Heterocyclic 1,2-difluorobenzene derivatives.
06/19/1990US4935419 Novel 1-piperazinecarboxamide derivatives
06/19/1990CA1270489A1 Process for the preparation of tertiary aromatic amine oxides and products therefrom
06/14/1990CA2005545A1 Method for predicting biological activity of antibiotics
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