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)
11/1991
11/13/1991EP0456504A2 Process for preparing pyridinecarboxylic acid derivatives
11/13/1991EP0455909A2 5-[1-(Imidazol)methyl]-3,3-disubstituted-2(3H) furanone derivatives
11/13/1991EP0455805A1 A method of stimulating steroidogenesis with alpidem
11/12/1991US5064965 Renin inhibitors
11/12/1991US5064964 Adrenoreceptor antagonists, diabetes
11/12/1991US5064883 Stabilization of acid catalyzed thermoset resins with n-hydroxy hindered amines
11/12/1991US5064836 Imidazopyridine for use as an anaesthetic
11/12/1991US5064649 Cephalosporin derivatives
11/12/1991CA2041763A1 Microbial transformation process for antihypertensive products
11/12/1991CA2041021A1 Process for preparing pyridinecarboxylic acid derivatives
11/10/1991WO1991017163A1 IMIDAZO (4,5-c) PYRIDINES WITH PAF ANTAGONIST ACTIVITY
11/10/1991WO1991017162A1 Imidazopyridine paf antagonists
11/10/1991CA2080476A1 Azabenzimidazoles in the treatment of asthma, arthritis and related diseases
11/10/1991CA2078007A1 Imidazopyridine paf antagonists
11/06/1991CN1055929A 2,9-disubstituted-4h-pyrido (1,2-a) pyrimidin-4-ones
11/05/1991US5063237 Antiallergens and antiinflammatory agents
11/05/1991US5063234 Method of inhibiting demineralization of bone
11/05/1991US5063230 Substituted saturated and unsaturated indole quinoline and benzazepine carboxamides and their use as pharmacological agents
11/05/1991US5063229 Imidazolo [1,2-a]pyrimidines and medical use thereof
11/05/1991US5063061 Antiallergens
11/05/1991CA2041687A1 Bis-aryl amide and urea antagonists of platelet activating factor
11/05/1991CA1291754C Fused five-ring heterocyclic compounds, their production, and their pharmaceutical use
11/03/1991WO1991016894A1 Quinolizinone type compounds
10/1991
10/31/1991WO1991016327A1 Antimicrobial quinolonyl lactams
10/31/1991WO1991016323A1 Serotonin antagonist naphtosultam derivatives, their preparation and drugs containing same
10/31/1991WO1991016311A1 7-(substituted hydrazino)-4-oxoquinoline-3-carboxylic acid derivative, its salt and its ester
10/31/1991WO1991016310A1 Antimicrobial quinolone thioureas
10/31/1991WO1991009961A3 Novel products
10/31/1991CA2078444A1 Antimicrobial quinolonyl lactams
10/31/1991CA2077435A1 Novel antimicrobial quinolone thioureas
10/30/1991EP0454511A1 N-substituted heterocycle derivatives, their preparation, compositions containing them
10/30/1991EP0454121A2 Azatetracyclic compounds
10/30/1991EP0453952A2 A process for synthesizing cephalosporin compounds
10/30/1991CN1055740A Difluoroglutamic acid conjugates with folates and anti-folates for treatment of neoplastic disease
10/30/1991CN1055739A Hemihydrate
10/29/1991US5061795 Hexa-cyclic compound
10/29/1991US5061712 Bactericides
10/28/1991WO1991017161A1 Isoquinoline amides and esters as 5 ht3 receptor antagonists
10/28/1991WO1991017157A1 Gamma-butyrolactol ether derivatives
10/28/1991WO1991000092A1 Inhibition of interleukin-1 and tumor necrosis factor production by monocytes and/or macrophages
10/28/1991CA2081350A1 Isoquinoline amides and esters as 5 ht3 receptor antagonists
10/28/1991CA2080346A1 Gamma-butyrolactol ether derivatives
10/24/1991WO1991016888A1 Spiro[benzofurancycloalkane]carboxamides as 5ht3 antagonists
10/24/1991CA2081011A1 Spiro[benzofurancycloalkane]carboxamides as 5ht3 antagonists
10/24/1991CA2040885A1 Substituted benzhydryl 2-hydroxypropyl piperazine derivatives
10/23/1991EP0453405A1 Compounds containing o-hydroxyphenyl-1,3,5-triazines and sterile inhibited amines
10/23/1991EP0453197A1 Amine derivatives
10/23/1991EP0453065A1 Triazolopyridine derivatives
10/23/1991EP0453042A1 Novel 2,9-disubstituted-4H-pyrido-[1,2-a]pyrimidin-4-ones
10/23/1991EP0452873A1 1,8-Naphthyridin-2-one derivatives
10/23/1991EP0452850A1 4-[3-(4-Oxothiazoldinyl)]butynylamines, a process for their preparation and their use as medicaments
10/23/1991EP0452406A1 Substituted semicarbazone arthropodicides
10/22/1991US5059689 Tetramethylpiperidino-s-triazines
10/22/1991US5059602 4-substituted dihydropyrido(4,3-d)pyrimidines as analgesics and topical antiinflammatory agents for the treatment of skin disorders
10/22/1991US5059597 Animal growth regulators; enterobacter
10/22/1991US5059240 2,3-substituted 1,8-naphthyridines, their preparation and their use as antidotes
10/22/1991CA1291124C Low viscosity heteropolysaccharides
10/20/1991CA2040107A1 Amine derivatives
10/17/1991WO1991016305A1 Heterocyclicethenediyl compounds which inhibit egf receptor tyrosine kinase
10/17/1991DE4012040A1 New triazolo-(4,3-a)pyridine(s) and N'-(2-pyridyl)-hydrazone(s)
10/17/1991CA2080582A1 Heterocyclicethenediyl compounds which inhibit egf receptor tyrosine kinase
10/16/1991EP0451836A2 Difluoroglutamic acid conjugates with folates and anti-folates for the treatment of neoplastic diseases
10/16/1991EP0451835A1 Intermediates for difluoroglutamic acid conjugates with folates and anti-folates for the treatment of neoplastic diseases
10/16/1991EP0451538A2 Use of pyridoindole derivatives in the treatment of ischemic disorders
10/16/1991CN1055362A Hydroxymethyl-indolizidines and quinolizidines
10/16/1991CN1055361A Substituted pyrrole, process for preparing same, preparation containing compounds, and use
10/15/1991US5057611 Intermediates for analgesics
10/15/1991US5057525 Novel N-(3-hydroxy-4-piperidinyl) benzamide derivatives
10/15/1991US5057523 Water soluble bactericide
10/15/1991US5057522 Hypotensive agents
10/15/1991US5057521 Use of bicyclic imidazole compounds for the treatment of hyperaldosteronism
10/15/1991US5057520 7-(peptidylpyrolidinyl)naphthyridine antibacterial compounds
10/15/1991US5057517 Piperazinyl derivatives of purines and isosteres thereof as hypoglycemic agents
10/15/1991US5057515 Parkinsom*s disease, nervous system and psychological disorders
10/15/1991US5057144 Herbicides
10/13/1991CA2040059A1 Difluoroglutamic acid conjugates with folates and anti-folates for the treatment of neoplastic diseases
10/09/1991EP0451055A1 Use of tetracyanoquinodimethane derivatives in electron paramagnetic resonance magnetometry
10/09/1991EP0450761A1 Spirocyclic oxytocin antagonists
10/09/1991EP0450757A2 Use of 5-hydroxytryptamine-antagonists in the treatment of mental disorders originating in childhood
10/09/1991EP0450566A1 Substituted azoles, method for their preparation, these containing compositions and their use
10/09/1991EP0450073A1 1-azaindolizine derivative, intermediate for synthesis thereof, and antiallergic containing 1-azaindolizine derivative
10/09/1991EP0449989A1 6,7 DIHYDROPYRROLO 3,4-c] PYRIDO 2,3-d] PYRIMIDINE DERIVATIVES
10/08/1991US5055465 Imidazoquinoxalinones, their aza analogs and process for their preparation
10/08/1991CA1290337C PROCESS FOR THE PRODUCTION OF .beta.-CARBOLINES BY DEHYDROGENATION
10/05/1991CA2039622A1 Substituted azoles, processes for the preparation thereof, agents containing these, and the use thereof
10/03/1991WO1991014686A1 Azacyclic or azabicyclic compounds, their preparation and use
10/03/1991WO1991008510A3 Organic optical elements and nonlinear optical devices
10/03/1991CA2078791A1 Azacyclic or azabicyclic compounds, their preparation and use
10/02/1991EP0449346A2 4-Piperidinyl-ergoline derivatives
10/02/1991EP0449294A1 Hydroxymethyl-indolizidines and quinolizidines
10/02/1991CN1054975A Process for producing 5-fluoronicotinic acids or derivatives, or reactive derivatives in carboxyl group thereof, or their salts
10/01/1991WO1991015209A1 Substituted pyrimidines, pyrimidinones and pyridopyrimidines
10/01/1991US5053511 Analgesics; anticonvulsants; treatment for alzheimers disease
10/01/1991US5053509 Benzo[1,8]naphthyridine derivatives, their preparation and compositions containing them
10/01/1991US5053422 Learning-memory enhancers; nootropic agents
10/01/1991US5053329 Process for preparation of novel angiotensin II antagonists
10/01/1991US5053071 Chromane herbicides
10/01/1991CA2079344A1 Substituted pyrimidines, pyrimidinones and pyridopyrimidines
10/01/1991CA1289956C Naphthyridine- and quinolonecarboxylic acids as antibacterial agents
10/01/1991CA1289955C Synthesis of 2-aminopyrimido¬4,5-g|quinolines
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