Patents
Patents for C07D 403 - Heterocyclic compounds containing two or more hetero rings, having nitrogen atoms as the only ring hetero atoms, not provided for by group (62,587)
09/1981
09/03/1981WO1981002421A1 Carbostyryl derivatives
09/01/1981US4287341 Alkoxy-substituted-6-chloro-quinazoline-2,4-diones
09/01/1981US4287338 Useful in treating hypertension and vascular diseases
09/01/1981US4287199 Benzimidazolylcarbamic acid esters substituted on the benzenoid nucleus by an oxy or thio substituent
09/01/1981CA1108137A1 N-(phenoxyalkyl)imidazoles as selective inhibitors of the thromboxane synthetase enzyme
08/1981
08/26/1981EP0034471A1 Piperidinoquinazolines and a process for the preparation thereof
08/25/1981US4285946 4-Amino-2-ureido (or -thioureido)-pyrimidine-5-carboxylic acid anilides
08/12/1981EP0033503A2 Medicaments with cytostatic activity and use of cyclic compounds, in which the heterocyclic N-ring atoms are substituted by several glycidyl groups, in pharmaceutical compositions
08/11/1981US4283333 α-[4-Oxoazetidin-1-yl]-acetic acid compounds useful as intermediates in preparing 1-oxadethiacephalosporins
08/11/1981US4283077 Indole color former
08/11/1981CA1106849A1 Imidazole derivatives
08/05/1981EP0033195A1 Pyrimidine-2-sulphides and their S-oxides for use in medicine, pharmaceutical compositions containing them, processes for their preparation and such compounds when novel per se
08/04/1981US4282145 Process for the preparation of azetidines
07/1981
07/28/1981US4280946 Oxidation and heat resistant acrylic imide polymer products
07/28/1981CA1105765A1 Method of promoting growth and improving feed efficiency of animals
07/21/1981US4279910 Hypotensive
07/21/1981CA1105474A1 1-aziridine-carboxylic acid ester derivatives and the preparation thereof
07/15/1981EP0032131A1 5-Halo-pyrimidin-2-ones, the salts thereof, processes for their preparation and pharmaceutical compositions containing them
07/14/1981CA1105031A1 5-(6-alkylindol-3-ylmethylene)-1, 3-dimethyl-2- (methylimino)-4-imidazolidinones
07/07/1981US4277602 Eukalemic saluretic agents useful in treatment of edema and hypertension
07/07/1981US4277479 Tetrazolylalkoxycarbostyril derivatives and pharmaceutical compositions containing them
07/01/1981EP0031080A1 2-Acylaminomethyl-1,4-benzodiazepines and their salts, as well as a process for their preparation and pharmaceutical compositions containing these compounds
06/1981
06/16/1981US4273782 For use in cardiovascular disorders and complications of diabetes
06/16/1981CA1103082A1 Light-sensitive photographic material containing an unsaturated cyclic thioether dir compound
06/10/1981EP0030015A2 Triazolobenzazepines, intermediates, process for their preparation and compositions containing them
06/02/1981CA1102329A1 Process for the preparation of new therapeutically useful isoquinoline and quinazoline derivatives
05/1981
05/27/1981EP0029183A1 Tetrazolyloxycarbon amides, process for their preparation and their use as herbicides
05/26/1981US4269834 Copper complexes of isoquinazolines
05/26/1981CA1101853A1 Bicyclic heterocyclic derivatives
05/13/1981EP0028473A1 Chloro- and alkoxy-substituted-2,4-diaminoquinazolines and pharmaceutical compositions containing them
05/12/1981US4267332 Antiallergens
05/12/1981US4267174 Immune-stimulating and cancerostatic 1-acyl-2-cyanoaziridines
05/12/1981CA1100968A1 No translation available
05/06/1981EP0027965A2 Substituted ureas, their preparation and use as herbicides, and compositions therefor
05/05/1981US4265893 2,4-diamino-5-(4-amino-3,5-dialkoxy benzyl) pyrimidine as potassium retaining compound
04/1981
04/21/1981US4263435 6-[2-Hydroxy-4-(1,2,3-triazol-2-yl)-phenyl]-2,4-dioxo-1,3,5-trimethyl-hexahydro-s-triazines and their preparation
04/14/1981US4261895 Hypotensive agents
04/08/1981EP0026321A1 6-Imidazol-1-yl-3-hydrazino-pyridazines, process for preparing them and medicaments containing them
04/07/1981US4260773 Intermediates for triazolobenzazepines
04/07/1981US4260772 Intermediates for triazolobenzazepines
03/1981
03/31/1981US4259437 Development inhibitor releasing compounds and their use in photographic materials
03/31/1981US4259345 Thromboxane synthetase enzyme inhibitors
03/24/1981US4258047 Pyrazole derivatives, pharmaceutical formulations thereof
03/17/1981CA1097646A1 Piperazine and piperidine derivatives
03/17/1981CA1097643A1 Process for preparing 2-methyl-2-hydroxypropyl piperazine-1-carboxylate compounds
03/11/1981EP0024873A1 A process for preparing pyrimidones
03/10/1981US4255328 Sulfide intermediates for the manufacture of enol derivatives
03/10/1981CA1097350A1 Derivatives of imidazole, processes for their preparation and pharmaceutical compositions containing them
03/03/1981CA1096868A1 Amides derived from carboxyl-5 pyrimidine, the preparation and the therapeutical application thereof
02/1981
02/24/1981CA1096385A1 5-(indol-3-ylmethylene)-1,3-dimethyl-2-methylimino-4- imidazolidinone
02/17/1981US4251658 3-(1-Pyrazolyl)-pyridazine derivatives
02/17/1981US4251531 Antiallergens
02/17/1981CA1095912A1 3-(1-pyrazolyl)-pyridazine derivatives and process for their preparation
02/10/1981US4250178 Neuroleptic agents
02/03/1981US4248881 Imidazolylethoxymethyl derivatives of pyrazole
02/03/1981US4248880 Imidazole or thiazole derivatives
02/03/1981CA1095038A1 Substituted bis-benzimidazolyl compounds; preparation and use thereof
02/03/1981CA1095032A1 Mono-deuterated, 15-hydroxyprostaglandins
01/1981
01/27/1981US4247551 N-Pyrrolyl-pyridazineamines and their use as antihypertensive agents
01/27/1981CA1094553A1 1-amino substituted indoline derivatives as vasoconstricting agents
01/21/1981EP0022749A2 Alcanolamid-beta-ketocarboxylic acid esters and their use as stabilizers for chlorine-containing thermoplastics
01/20/1981US4246406 Heterocyclic substituted pyrazinoylguanidines
01/06/1981US4243589 Sedatives, muscle relaxants, anticonvulsants
01/06/1981US4243585 Bendodiazocine derivatives and process of making the same
12/1980
12/23/1980US4241068 2-(Pyridyl-amino)-benzoic acids and salts thereof
12/23/1980CA1092117A1 Method for the production of 6,7-dimethoxy-4-amino-2- ¬4-(2-furoyl)-1-piperazinyl| quinazoline having an antihypertensive effect
12/16/1980US4239760 Combating fungi and bacteria with 3-azolyl-benzo-1,2,4-triazines and 1-oxides thereof
12/10/1980EP0020303A1 Guanidines, process for their preparation, pharmaceutical preparations containing such compounds and their application
12/10/1980EP0020173A1 Imidazole guanidines, their preparation and compositions containing them
12/10/1980EP0019811A1 Pyrimidine compounds, process for their preparation, pharmaceutical compositions containing them and their therapeutical use
12/09/1980US4238493 Histamine h2-receptor antagonists
12/02/1980CA1090803A1 2-piperazinyl-6,7-dimethoxyquinazolines
11/1980
11/25/1980US4235899 Substituted O-(2-hydroxypropyl)-aldoximes
11/25/1980CA1090344A1 3-(tetrazol-5-y1)-1-azaxanthones
11/25/1980CA1090337A1 3-(1-pyrazolyl)-pyridazine derivatives and process for their preparation
11/18/1980US4234678 Light-sensitive silver halide photographic materials
11/12/1980EP0018735A1 1,8-Naphthyridine derivatives, their preparation, pharmaceutical compositions containing them
10/1980
10/30/1980WO1980002287A1 1,8-naphthyridine derivatives
10/15/1980EP0017181A1 Process for the production of imidazobenzodiazepine derivatives, and intermediates for their production
10/15/1980EP0017152A1 Novel heterocyclic substituted pyrazinoylguanidines, processes for preparing and a pharmaceutical composition containing the same
10/07/1980US4226934 Silver halide emulsions, hetero-heterothioacetophenones
09/1980
09/30/1980US4225711 Substituted 2-[(methylsulfinyl)acetyl]-3-heterocyclicindoles and their use as immunosuppressants
09/30/1980US4225485 Chemiluminescent naphthalene-1,2-dicarboxylic acid hydrazide-labeled polypeptides and proteins
09/30/1980CA1086755A2 Process for the manufacture of 3-methylene-butyric acid derivatives
09/30/1980CA1086749A1 4,5-dichloroimidazole-2-carboxylic acid derivatives and their use as pesticides
09/30/1980CA1086739A1 Mercury intermediates useful in the preparation of 2- alkoxy cephalosporins
09/30/1980CA1086729A1 Tetrazole-5-carboxamide derivatives
09/23/1980US4224325 3-(1-Pyrazolyl)-pyridazine derivatives and hypotensive compositions thereof
09/23/1980CA1086321A1 Aziridine derivatives
09/23/1980CA1086315A1 Morphanthridine derivatives
09/23/1980CA1086309A1 1-acyl-2-cyanoaziridines and the preparation thereof
09/16/1980US4223031 Azolopyrimidinones
09/09/1980US4221798 Hypotensive 2-heterocycloamino-imidazolines
09/09/1980US4221789 Memory, cardiovascular disorders
09/03/1980EP0015155A1 Imidazole thromboxane synthetase inhibitors, processes for preparing them, and pharmaceutical compositions containing them
09/03/1980EP0014976A1 N-substituted 2-cyanaziridines, methods for their preparation and medicaments containing them, correspondingly substituted aziridine-2-carbonamides and their preparation
09/03/1980EP0014847A1 Pyrazole derivatives, pharmaceutical preparations containing them and process for their production
09/02/1980US4220767 Histamine antagonists
09/02/1980US4220763 Cyclopenta[o]pyrrole derivatives
09/02/1980US4220654 Antisecretory, guanidines, ureas, thioureas, unsaturated diamines