Patents
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Patents for C07D 241 - Heterocyclic compounds containing 1,4-diazine or hydrogenated 1,4-diazine rings (18,673)
03/1982
03/24/1982EP0048001A1 Method for preparing N-(4-(((2,4-diamino-6-pteridinyl)-methyl)methylamino)benzoyl)glutamic acid
03/23/1982CA1120488A1 Pharmaceutically active 2-(4-aminobutoxy) stilbenes
03/10/1982EP0046953A2 Amino acid derivatives, processes for their preparation, compositions containing them and their use
03/09/1982US4318921 Hypotensive agents; adrenergic blocking agents
03/09/1982US4318418 Smoking compositions
03/04/1982WO1982000638A1 Process for the synthesis of aryloxy derivatives
03/03/1982EP0046468A1 Quinoxaline derivatives and herbicidal composition
03/03/1982EP0046467A1 Quinoxaline derivatives and herbicidal composition
03/02/1982US4317824 Antiseptics, animal growth promotors
02/1982
02/24/1982EP0046417A1 Thioformamide derivatives, their preparation and pharmaceutical preparations containing them
02/23/1982US4316959 Process for production of antibiotic from streptomyces
02/16/1982CA1118418A1 2,3-dicyanopyrazine derivatives
01/1982
01/26/1982US4312368 Improving flavor and odor of tabacco and non-tabacco smoking compositions
01/26/1982CA1117110A1 Carbostyril derivatives and process for preparation thereof
01/19/1982US4311843 Di-n-alkyl dicarboxypyrazinedicarboxylates and ferrous complexes
01/12/1982US4310666 Anti-leukemia
01/12/1982US4310527 Etherified hydroxy quinazolone compounds
01/06/1982EP0043219A1 Immunoregulatory diketopiperazine compounds
01/06/1982EP0043123A1 Novel substituted pyrazinyl-1,2,4-oxadiazol-5-ones, a process for preparing same and a pharmaceutical composition containing same
01/05/1982US4309540 Substituted pyrazinyl-1,2,4-oxadiazoles
01/05/1982US4309430 Pyrazinyl-1,2,4-oxadiazole-5-ones, for treatment of edema, and processes for preparing same
12/1981
12/30/1981EP0042750A2 Quinoxalinyloxy ethers as selective weed control agents
12/30/1981EP0042593A1 Aryloxy-propanol amines, process for their preparation and medicines containing these compounds
12/30/1981EP0042592A1 N-heteroarylalkylene diamines, process for their preparation and their use
12/29/1981US4308387 Antipsychotic, antidepressant, analgesic
12/29/1981CA1115184A1 Composition, device and method for determining reducing agents
12/08/1981US4304845 Silver halide photographic materials containing photographic yellow coupler
12/01/1981US4303657 Nitrohydroxyalkyl-substituted quinoxaxiline dioxides and alkanoic acid esters thereof
11/1981
11/25/1981EP0040422A1 Novel substituted pyrazinyl-1,2,4-oxadiazoles, processes for preparing the same and a pharmaceutical composition containing the same
11/25/1981EP0040401A1 Triazoloquinoxalin-4-ones and such oxaline-4-thiones
11/24/1981US4302455 2-(4-Aminopiperidino)pyrazines
11/18/1981EP0039920A2 Triazaloquinoxalin-1,4-diones
11/17/1981US4301285 Comprising 3-(1-(hydroxymethyl)-2-phenylethyl)sydnomines
11/17/1981US4301075 N-Substituted imides and bis-imides
11/10/1981US4299962 Process for synthesizing 2-sulphanilamido-3-methoxypyrazine
11/03/1981US4298737 Piperdinyl substituted 1,4-diaza-2-cycloalkanones and derivatives thereof
11/03/1981CA1111851A1 2-formylquinoxaline-1,4-dioxide cyanoacetylhydrazones process for the preparation thereof and compositions containing same
10/1981
10/27/1981US4297497 Synthesis of 2-keto-1,4-diazacycloalkanes
10/27/1981CA1111421A1 Synthesis of 1,4-diaza-2-cycloalkanone and substituted derivatives thereof
10/20/1981US4296114 3,4-Dihydro-3-oxopyrido[2,3-b]-pyrazines, compositions and use thereof
10/07/1981EP0037163A2 Flavouring agents, smoking compositions, combustible articles and foodstuffs containing such agents, and a method of producing the same
10/06/1981US4293552 Insecticides, ovicides
09/1981
09/29/1981US4292321 1,3,8-Triazaspirodecane-4-ones, pharmaceutical compositions thereof and method of use thereof
09/29/1981US4292318 Feeds containing 1-hydroxy-2-oxy-3,6-di/tert-butyl/-1,2-dihydropyrazine
09/29/1981US4292240 2-Keto-1,4-diazacycloalkanes
09/29/1981CA1109869A2 Synthesis of 2-keto-1,4-diazacyclo-alkanes
09/29/1981CA1109868A1 Amide compounds and polymers thereof useful in photographic materials
09/29/1981CA1109867A1 Synthesis of 2-keto-1,4-diazacycloalkanes
09/22/1981US4291033 Oxoimidazoquinoxalines
09/15/1981US4289773 Ethyl 6,7-dibromo-3,4-dihydro-3-oxoquinoxaline carboxylate and a hindered amine
09/15/1981US4289759 Restoring immune system to normal state
09/15/1981US4289707 Nitrogen heterocycles
09/15/1981CA1109185A1 Substituted 2-keto-1,4-diazacycloalkanes and uv light- stabilized compositions containing them
09/08/1981CA1108633A1 1-aryloxy-2-hydroxy-3-aminopropanes and process for preparing same
09/01/1981CA1108143A1 Quinoxaline-di-h-oxides and production thereof
08/1981
08/11/1981US4283399 Fungicides
07/1981
07/29/1981EP0032564A1 Pharmaceutical use of caroverine and/or salts of caroverine, as well as salts of caroverine with xanthine acid remainders and nicotinic acid remainder
07/28/1981CA1105927A1 Triple ions of 1,2-and 1,4-dicarbonyl compounds and analogs thereof containing nitrogen and containing two strategic oxygen or nitrogen groups and process for producing same
07/21/1981CA1105456A1 Aminoglycoside derivatives
07/14/1981US4278796 Antiulcer agents, antisecretory agents, cyclohexylaminocarbonylalkyl derivatives
07/14/1981US4278680 Hypoglycaemically and hypolipidaemically active derivatives of phenylacetic acid
07/14/1981CA1105021A1 Process for the manufacture of new 1-amino-2-hydroxy- 3-heterocyclyloxy-propanes
07/08/1981EP0031795A1 Hydroxyphenyl ketones
07/01/1981EP0031021A1 Tetrahydroquinazolines, process for their preparation, liquid crystalline dielectrics containing them and electro-optical display element
06/1981
06/24/1981EP0030795A2 Quinoxaline derivatives, processes therefor, pharmaceutical compositions, and benzene derivatives
06/24/1981EP0030734A1 Tyrosine derivatives, a process for preparing the same and a pharmaceutical composition containing the same for treating hypertension
06/23/1981US4275063 Pharmaceutical compositions
06/16/1981CA1103251A1 Preparation of benzoylureas
06/10/1981EP0030092A1 Guanidine derivatives, processes for their manufacture and pharmaceutical compositions containing them
06/03/1981EP0029658A1 Salts of dihalo-2-quinoxaline carboxylic acids, their preparation and pharmaceutical formulations containing them
06/02/1981US4271187 Substituted phenyl alanine antihypertensive agents
06/02/1981US4271162 Antiviral combinations
06/02/1981CA1102323A1 Diarylbutylpiperazines
05/1981
05/27/1981EP0029088A2 Synthesis of 2-keto-1,4-diazacycloalkanes
05/26/1981US4269928 Process for the production of photographic images by dye diffusion transfer and photographic material suitable in this process
05/12/1981US4267327 2-Hydroxymethyl-pyrazine derivatives and process for their preparation
05/12/1981US4267325 Bleaching agents
05/12/1981CA1100969A1 Alkylenedioxy piperazine derivatives
05/05/1981US4265891 Prostanoid compounds and compositions
05/05/1981CA1100503A1 Quinoxalines and their use in photographic processes
05/05/1981CA1100502A1 Quinoxalines and their use in photographic processes
05/05/1981CA1100404A1 Parasticide
05/05/1981CA1100403A1 Fungicide
04/1981
04/28/1981US4264769 Process for the preparation of hydroxyphenyl ethers
04/28/1981US4264600 Viricides
04/28/1981CA1100131A1 Pyrazinobenzoxazepines and pyrazinobenzothiazepines
04/21/1981US4263292 7α-methoxycephalosporins and pharmaceutical composition comprising the same
04/14/1981US4262123 Quinoxalinones
04/08/1981EP0026622A2 Quinoxalinylaminophenoxyalkane carboxylic acid derivatives, their preparation, their use as herbicides and intermediates
04/08/1981EP0026307A1 Organic sulfoxides, process for preparing the same and pharmaceutical enzyme inhibiting compositions comprising the same
04/07/1981US4260757 Poly[di-1,2-(diazinylidene)-ethene-1,2-diols]
04/07/1981US4259969 Smoking compositions
04/01/1981EP0025857A1 Organic sulfoxides having a latent allyl group, process for preparing the same and pharmaceutical antibacterial composition comprising the same
03/1981
03/31/1981USRE30563 From a benzamide, an alkyllithium, a phenyl chloroformate, and an amine
03/31/1981US4259489 Preemergence and postemergence herbicides
03/24/1981US4258196 Process for the production of tertiary 2-haloacetamides
03/24/1981US4258044 Fungicidal haloalkyl polyhaloquinoxaline sulfonates
03/17/1981CA1097631A1 Substituted pyrroloquinoxalinones and diones
03/11/1981EP0024639A1 Organic sulfoxides having a latent allyl group, process for preparing the same and pharmaceutical enzyme inhibiting composition comprising the same
03/04/1981EP0024347A1 Organic sulfoxides having a latent allyl group, process for preparing the same and pharmaceutical enzyme inhibiting composition comprising the same
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