Patents
Sitemap › C07 - Organic chemistry › C07D - Heterocyclic compounds › C07D 237 - Heterocyclic compounds containing 1,2-diazine or hydrogenated 1,2-diazine rings
Patents for C07D 237 - Heterocyclic compounds containing 1,2-diazine or hydrogenated 1,2-diazine rings (8,468)
09/1989
09/26/1989US4870075 Fungicides
09/26/1989CA1260471A2 Dihydropyridazinone derivatives
09/26/1989CA1259996A1 Dihydropyridinecarboxamides, a process for their preparation and their use in medicaments
09/21/1989DE3907842A1 Neue verwendung von nukleotiden, nukleosiden und nukleobasen New use of nucleotide nucleoside and nucleobase
09/19/1989US4868301 Aldose reductase inhibitors
09/19/1989US4868183 N-pyrazinyl substituted P-aminophenols
09/13/1989EP0331708A1 Improved process for the preparation of tetracycline derivatives
09/12/1989US4866173 Hypotensive agents
09/06/1989EP0331529A2 Diphenyl ether derivatives, process for producing the same and insecticide and acaricide containing the same as active ingredient
09/06/1989EP0331314A2 Process for the production of phthalazineacetic acid ester derivatives and a novel intermediate
09/05/1989US4863948 Isoindolinone sulfonamide anti-arrhythmic agents
09/05/1989US4863924 N-benzoyl urea compounds, antitumorous compositions containing them
08/1989
08/30/1989EP0330242A1 Pyridazinone derivatives, their preparation and use
08/24/1989WO1989007599A2 Novel diazines and their method of preparation
08/24/1989WO1989007594A1 Pyridazinone derivatives
08/23/1989CN1034925A Quinoline, quinazoline, and cinnoline
08/23/1989CN1034924A Quinoline, quinazoline, and cinnoline derivatives
08/17/1989DE3903159A1 Organic compounds
08/16/1989EP0328282A2 Pharmaceutical
08/16/1989EP0327981A1 Process for the preparation of 2-cyano-3-aminoacryl nitrile derivatives
08/16/1989EP0327800A2 6-Phenyldihydro-3(2H)-pyridazinones, process for their preparation and medicines containing these compounds
08/16/1989CN1034717A Substituted quinolines and cinnolines
08/08/1989US4855297 Tricyclic pyridone derivatives
08/02/1989EP0326331A2 Substituted quinolines and cinnolines
08/02/1989EP0326330A2 Quinoline, quinazoline, and cinnoline fungicides
08/02/1989EP0326328A2 Quinoline, quinazoline, and cinnoline derivatives
07/1989
07/25/1989US4851406 Heterocyclic-substituted indoles and pharmaceutical compositions containing them
07/19/1989EP0324347A2 3,5-Dihydroxycarboxylic acids and their derivatives, process for their preparation, their use as medicines, pharmaceutical compositions and intermediates
07/18/1989US4849432 Heterocyclic compounds
07/18/1989US4849422 Pharmacologically active alkylol derivatives
07/18/1989CA1257588A1 Pyridazinones, the preparation thereof and pharmaceutical compositions containing these compounds
07/13/1989DE3743792A1 Novel benzenesulphonamido compounds, medicaments containing these compounds, and processes for their preparation
07/06/1989DE3743833A1 Amphiphile hemicyanine Amphiphilic hemicyanines
07/04/1989US4845093 N-benzoyl-N'-pyridazinyloxyphenyl urea compounds, and antitumorous compositions containing them, and process for their preparation
07/04/1989US4844729 Substituted N-phenylpyridazone derivatives
06/1989
06/29/1989WO1989005843A1 Non-linear optical material containing a hemicyanine compound and process for producing it
06/28/1989EP0322035A2 Process for the preparation of 3-[(4-bromo-2-fluorophenyl)methyl]-3,4-dihydro-4-oxo-1-phthalazine-acetic acid
06/27/1989US4843072 Antihypertensive pyridazinone aminoisopropanol derivatives
06/27/1989CA1256434A1 Semicarbazide derivatives, processes for the preparation thereof and pharmaceutical composition comprising the same
06/21/1989EP0321274A1 Derivatives of thioformamide
06/21/1989EP0320793A2 Cinnoline derivative, process for preparing the same and herbicidal composition containing the same
06/21/1989EP0320782A2 Plant male sterilant
06/20/1989US4841047 Antiallergens
06/14/1989EP0320032A1 Pyridizinamine derivatives
06/13/1989CA1255676A1 Pyridazinone derivatives, preparation thereof and insecticidal, acaricidal, fungicidal compositions
06/08/1989DE3839330A1 Liquid-crystalline cyclopropylalkyl- or -alkenyl-heterocycles, process for their preparation, and their use in liquid-crystalline mixtures
06/07/1989CN1033274A Process for preparing pyridizinamine derivatives
06/06/1989US4837217 Pyridazinone derivatives, preparation thereof, and insecticidal, acaricidal, nematicidal, fungicidal compositions
05/1989
05/31/1989EP0318423A2 Liquid crystalline cyclopropyl alkyl or alkenylhetero rings, process for their preparation and their use in liquid-crystal mixtures
05/30/1989US4835274 Liquid crystal compound
05/30/1989US4835268 Luminescent cyclic hydrazides for analytical assays
05/30/1989US4834904 Nitrogen-containing heterocycles
05/24/1989EP0317188A2 Heteroaromatic enamide derivatives and their use as pesticides
05/18/1989WO1989004306A1 Fused pyridazine compounds and their medicinal uses
05/16/1989US4831030 For cerebrovascular diseases; hypertensive agents
05/11/1989DE3736489A1 Kreuzkopplung von titanorganylen Cross coupling of titanorganylen
05/10/1989EP0315249A1 Phthalazineacetic acid composition and tablet
05/09/1989US4829089 Substituted piperazine-1,4-naphthalenediones useful as anti-asthmatic agents
05/05/1989WO1989003812A1 Cross coupling of titanium organyls
05/03/1989EP0313919A2 A novel synthesis of chemiluminescence labels for immuno assays
05/02/1989US4826980 Hypotensive agents
05/02/1989US4826979 Optically active
05/02/1989US4826876 Without effect on heart
05/02/1989US4826845 3(2H)-pyridazinones and pharmaceutical compositions thereof
05/02/1989US4826837 Immunomodulators
04/1989
04/25/1989US4824846 2-Azolylmethyl-2-aryl-1,3-dioxolanes and the salts thereof, agents containing same, and the use thereof
04/20/1989WO1989003416A1 Ferroelectric liquid crystalline phases
04/20/1989DE3733818A1 Ferroelektrische fluessigkristalline phasen Ferroelectric phase fluessigkristalline
04/19/1989EP0193013B1 Benzimidazolyl-pyridazinones
04/18/1989US4822797 Piperazinyl carbonyl phenyl pyridazinone derivatives useful as cardiotonics
04/13/1989DE3733220A1 Pyridazinone derivatives, process for their preparation, compositions containing them and their use as pesticides
04/12/1989EP0311322A2 Pyridine or pyridazine derivatives as cardio-protective agents and for the treatment of ischemic disease, and process for their preparation
04/11/1989US4820839 Liquid crystals
04/11/1989US4820821 Novel pyridazinone-imines and their physiologically tolerated addition salts with acids, their preparation and therapeutic agents containing these compounds
04/11/1989US4820819 5-phenyl-3[2H]-pyridazinone derivatives
04/11/1989US4820705 Benzenesulphonamidoindanyl compounds, medicaments thereof, and processes of preparation
04/11/1989US4820704 Pyridazinone derivatives and their use as fungicides
04/11/1989US4820697 Cardiotonic, hypotensive agents
04/05/1989EP0310313A2 Anti-arrhythmic agent
04/05/1989EP0310155A1 Heteroaryl substituted aminomethyl benzene derivatives, compositions and use
04/05/1989EP0309765A2 1(2H)-Phthalazinones as cytoprotective agents
04/04/1989US4818430 Liquid crystals
04/04/1989US4818429 Ferroelectric liquid crystal display elements; good response
04/04/1989CA1252099A1 4-phenylphthalazine derivatives, their preparation and their use as pharmaceuticals
04/04/1989CA1252097A1 Process for the extraction of metal values using hydrocyclic compounds containing two nitrogen hetero-atoms and metal extractants
03/1989
03/29/1989EP0308608A1 Substituted nitro-dihydropyridines, process for their preparation and their use
03/28/1989US4816454 4,5-dihydro-3(2H)-pyridazinones and their pharmacological use
03/23/1989WO1989002429A1 Improved process for the preparation of tetracycline derivatives
03/21/1989CA1251448A1 Pyridazinone derivatives
03/15/1989EP0307103A2 Fungicides
03/15/1989EP0307101A2 Chemical process
03/15/1989EP0306521A1 Ethine derivatives as compounds of liquid crystal phases.
03/15/1989EP0306505A1 Acetylene derivatives as components of liquid crystal phases.
03/15/1989CN1031709A Optically active liquid crystal components
03/14/1989US4812258 Liquid crystal dielectrics
03/14/1989CA1251210A1 Pyridylphenylpyridazinone inotropic agents
03/14/1989CA1251209A1 Dihydropyridazinone derivatives
03/07/1989US4810705 Triazolo [3,4-b]pyridazines, process for their preparation and pharmaceutical compositions containing them
03/01/1989EP0304738A2 Optically active liquid-crystal components
03/01/1989EP0304534A1 Dihydropyridazinone derivatives, method for their preparation and medicines containing the compounds
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