Patents
Sitemap › C07 - Organic chemistry › C07D - Heterocyclic compounds › C07D 471 - Heterocyclic compounds containing nitrogen atoms as the only ring hetero atoms in the condensed system, at least one ring being a six-membered ring with one nitrogen atom, not provided for by groups
Patents for C07D 471 - Heterocyclic compounds containing nitrogen atoms as the only ring hetero atoms in the condensed system, at least one ring being a six-membered ring with one nitrogen atom, not provided for by groups (64,559)
09/1980
09/02/1980US4220771 2,3-Polymethylene-4-oxo-4H-pyrido[1,2-a]pyrimidines
09/02/1980US4220646 Heterocyclic compounds
09/02/1980CA1084931A1 Process for the preparation of vincamine and of related alkaloids
09/02/1980CA1084930A1 Substituted imidazo (1,2-a) pyridines
09/02/1980CA1084918A1 New, in 11-position substituted 5,11-dihydro-6h- pyrido 2,3-b - 1,4 benzodiazepine-6-ones, processes for their preparation and pharmaceutical compositions containing such compounds
08/1980
08/26/1980US4219651 Benzimidazo-[1,2-a]-quinolines
08/26/1980US4219649 Pyrido[1,2-a]pyrimidine derivatives
08/26/1980US4219559 Antihistamines
08/26/1980US4219465 Piperidine-spiro-hydantoin derivatives and their use as polymer stabilizers
08/26/1980CA1084502A1 Benzimidazo- 1,2-a -quinolines and process for their preparation
08/26/1980CA1084501A1 Benzimidazo- 1,2-a -quinolines and process for their preparation
08/26/1980CA1084500A1 Method for preparing ortho-aminobutyrophenone derivatives and salts thereof
08/20/1980EP0014390A1 2-Amino-8-cyclopropyl-5-oxo-5,8-dihydro-pyrido (2,3-d) pyrimidine-6-carboxylic acids, pharmaceutical compositions containing them and processes for their preparation
08/19/1980US4218453 N-Substituted hexahydro-6-canthinones for treating cardio-circulatory, cerebrovascular, and respiratory dysfunction
08/19/1980US4218448 Antihypertensive polyfluorohydroxyisopropyl bicyclic and tricyclic carbostyrils
08/19/1980CA1084049A1 Pyridobenzodiazepinones, processes for their preparation and pharmaceuticals containing them
08/12/1980US4217454 Process for stereoselectively reducing indole derivatives
08/12/1980CA1083570A1 Pyrazolo [4',3':5,6] pyride [3,4-e] [1,2,4] triazolo- [1,5-a] pyrimidines derivatives
08/06/1980EP0013788A1 Octahydro-2H-pyrrolo(3,4-g)quinolines, process for their preparation and pharmaceutical compositions containing them
08/06/1980EP0013787A1 Octahydro pyrazolo (3,4-g)quinolines, process for their preparation and pharmaceutical compositions containing them
08/05/1980CA1083149A1 Derivatives of 10,11-dihydrobenzo 4,5 cyclohepta l,2- b -pyrazolo 4,3-e pyridine-5 (1h)ones
08/05/1980CA1083145A1 Quinolizidinyl benzamide derivatives
08/05/1980CA1083047A1 Urotropin in deodorant compositions
07/1980
07/29/1980US4215216 Antiallergens, antisecretory agents, antiulcer agents
07/29/1980US4215123 For treatment of peptic ulcers
07/29/1980CA1082832A1 Perinone compounds, process for preparing them and their use as dyes
07/29/1980CA1082699A1 Fused pyrimidine derivatives and process for the preparation thereof
07/23/1980EP0013666A1 Phenanthroline derivatives, process for their preparation and pharmaceutical compositions containing them
07/23/1980EP0013315A2 Eburnane derivatives, their synthesis and pharmaceutical compositions containing them
07/22/1980US4213985 Antiulcer and atnisecretory agents
07/22/1980US4213984 11-(Piperazino-acetyl)-5,11-dihydro-6H-pyrido[2,3-b][1,4]benzodiazepin-6-ones and salts thereof
07/22/1980US4213983 Treating gastro-intestinal disorders and emesis with n-(heterocyclic substituted) benzamides
07/22/1980US4213773 Herbicidal substituted bicyclic triazoles
07/09/1980EP0013138A1 Azabicycloalkyl derivatives, a process for their preparation and pharmaceutical compositions containing them
07/08/1980CA1081220A1 New, in 11-positions substituted 5,11-dihydro-6h-pyrido (2,3-b) - (1,4-) benzodiazepine-6-ones, processes for their production and pharmaceutical compositions containing these compounds
07/01/1980US4210653 Hypotensive agents
07/01/1980US4210648 Antiulcerogenics, secretion inhibitors
07/01/1980US4210612 Light stabilizers for plastics
07/01/1980US4210590 With borane complex reagent in presence of trifluoroacetic acid
06/1980
06/25/1980EP0012170A1 7-Phenyl-quinolizidine derivatives (I), their preparation, pharmaceutical compositions containing them and (I) for use in treating diseases
06/24/1980US4209630 Hydantoin derivatives as therapeutic agents
06/24/1980US4209626 Hypotensive agents
06/24/1980US4209625 Spiro[indoline-3,4'-piperidine]s
06/24/1980US4209622 Use as analgesics, antiinflammatory, antipyretic, depressants of central nervous system
06/24/1980CA1080223A1 1,4-dihydropyridine derivatives, process for preparation thereof and pharmaceutical composition of the same
06/24/1980CA1080220A1 Process for the preparation of 1,2-fused five-membered or six-membered 1,3-dinitrogen-heterocyclic compounds and their use
06/17/1980US4208423 Anticholinergic bronchodilators
06/17/1980CA1079734A1 1-(3,3,3,-triarylpropyl)-4-phenyl-4-piperidinemethanols
06/17/1980CA1079727A1 Process for preparing trimeric .delta.1-piperideins and trimeric 1-pyrroline
06/11/1980EP0012071A1 Azoniaspiro derivatives, process for their preparation and pharmaceutical compositions containing them
06/10/1980US4207418 1,2-Ethanediamine salts of nalidixic acid
06/10/1980US4207320 Amino-substituted imidazo[1,2-a:3,4-a']diquinolin-15-ium salts compositions and method of use
06/03/1980US4206216 Antihypertensive N-heterocyclicalanines
06/03/1980US4206117 Pyridinyl aminoalkyl ethers
05/1980
05/28/1980EP0011246A1 Substituted pyridazines, their use and preparation and medicinal preparations containing them
05/28/1980EP0011142A1 Pyrido (2,1-b) quinazolinones, their preparation and pharmaceutical compositions containing them
05/28/1980EP0011105A1 Bis-N-dialkylcarbamyl-quinacridones, process for their preparation and their application
05/28/1980EP0011078A1 Process for the manufacture of the pure sodium hydroxide addition compounds of cis-naphthoylene-bis-benzimidazoles
05/27/1980US4205173 1-Heterocyclic alkyl-1,2,3,4-tetrahydroquinazolinones and analgesic intermediates thereof
05/27/1980US4205074 Anti-spasmodic substituted quinolizidine and indolizidine compounds
05/20/1980US4204067 Derivatives of imidazo[2,1-b] thiazole
05/14/1980EP0011059A1 Process for the preparation of (+,-) vincadifformine and other related pentacyclic derivatives
05/14/1980EP0011057A1 Process for the preparation of vincadifformine and derivatives thereof, intermediates obtained during this process and process for their preparation
05/14/1980EP0010759A2 Pyrimido (6,1-a) isoquinolin-4-ones, process for their preparation and their application in medicaments; intermediates and their preparation
05/14/1980EP0010661A2 Isoquinoline derivatives, process for their preparation, intermediates and pharmaceutical compositions containing them
05/13/1980US4202981 Substituted -6,7,8,9-tetrahydro-pyrido- and 2H-pyrano [2,3-b][1,8]naphthyridines, stable efficient laser dyes
05/13/1980US4202977 Hypotensive
05/13/1980US4202899 8H-Pyrazolo[1,5-a]pyrazolo[4',3':5,6]pyrido[3,4-e]pyrimidine
05/13/1980CA1077485A2 4-amino derivatives of 2h-pyrazolo (3,4-b) pyridine-5-carboxylic acids and esters
05/06/1980US4201862 Neuroleptic agents
05/06/1980US4201783 Antidepressant substituted hexahydro benzopyrano [3,2-c] pyridines
05/06/1980US4201781 Bactericides
04/1980
04/30/1980EP0010518A1 Acrylic copolymers bearing N-heterocyclic side rings, their use, and process for their preparation
04/30/1980EP0010516A1 Polyalkylpiperidine derivatives, their application as light stabilisers and polymers stabilised therewith
04/29/1980US4200639 Sesbanine and the use thereof in treating leukemic tumors
04/29/1980US4200638 Treating cardio-circulatory insufficiencies
04/29/1980CA1076573A1 Process for the production of 4-chloro-5-alkoxycarbonyl-2-methoxypyrimidine and its use in the preparation of 6-ethoxy-carbonyl-8-ethyl-2-methoxy-5-oxo-5,8-dihydro-pyrido (2,3-d) pyrimidine
04/29/1980CA1076572A1 Diazepine derivatives
04/29/1980CA1076571A1 Tetracyclic derivatives of benzo-pyrido azepines
04/22/1980US4199505 Process for the preparation of alkaloids of the leurosine type
04/22/1980CA1076114A1 1,5-alkylene-3-aryl hydantoin derivatives
04/22/1980CA1076111A1 6-aryl-s-triazolo-(4,3-a)-pyrido-(2,3-f)-1,4-diazepines
04/16/1980EP0010029A2 Ellipticines substituted in position 1 by a polyamine chain, their synthesis and medicines containing them
04/16/1980EP0009720A1 Mixtures of quinacridones, process for preparing them and their application as pigments
04/15/1980US4198415 Dopamine agonists, treatment of parkinsonism
04/15/1980US4198414 4-h-pyrrolo(3,2,1-ij)quinolin-1,2-diones
04/08/1980CA1075240A1 4,5,6,7-tetrahydroimidazo-(4,5-c)-pyridine derivatives
04/03/1980WO1980000564A1 Process for preparing hydroxy-9-ellipticin and derivatives thereof
04/02/1980EP0009445A1 Process for the preparation of 9-hydroxy-ellipticine and derivatives thereof
04/02/1980EP0009425A1 Novel naphtyridine derivatives and pharmaceutical compositions containing them
04/02/1980EP0009140A1 Polyalkyl-dihydroxy piperidines and process for their preparation
04/01/1980CA1074806A1 Diazaphenalene derivatives
04/01/1980CA1074798A1 Vinyl derivatives and process for preparing them
04/01/1980CA1074793A1 8-alkyl-5-oxo-5,8-dihydro-pyrido(2,3-d) pyrimidine-6-carboxylic acids and their preparation
03/1980
03/25/1980US4195088 Antisecretory agents, antiulcer agents, anorexigenic agents
03/25/1980US4195087 Bactericides, feed additives
03/25/1980CA1074318A1 Process for the preparation of indoloquinolizine derivatives
03/19/1980EP0008864A1 Pyridopyrazine and quinoxaline derivatives, processes for their preparation, and pharmaceutical compositions containing them
03/19/1980EP0008610A1 Furonaphthyridine compounds, process for their preparation and pharmaceutical compositions containing them
03/18/1980US4193996 Spiro-quinolone hydantoins
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