| Patents for C07D 491 - Heterocyclic compounds containing in the condensed ring system both one or more rings having oxygen atoms as the only ring hetero atoms and one or more rings having nitrogen atoms as the only ring hetero atoms, not provided for by groups , , or (29,726) |
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| 02/06/1991 | EP0411884A1 Novel photochromic spiropyran compounds |
| 02/06/1991 | EP0411634A2 Aminopyrimidine derivatives, preparation thereof and harmful organisms preventive agent |
| 02/06/1991 | EP0411157A1 Spiropyran compounds |
| 02/06/1991 | EP0411048A1 Novel benzopyrido piperidine, piperidylidene and piperazine compounds, compositions, methods of manufacture and methods of use |
| 02/05/1991 | US4990647 Catalytic coupling of two different halogenaromatics |
| 01/30/1991 | EP0410953A2 Piperidine compounds with glycosidase inhibition activity |
| 01/30/1991 | EP0410509A1 New substituted 1H-indazole-3-carboxamides |
| 01/30/1991 | EP0377633A4 Peroxide free radical initiators containing hindered amine light stabilizer groups |
| 01/29/1991 | US4988820 Cycloalkano(1,2-B) indole-sulponamides |
| 01/29/1991 | US4988708 3-Carbamoyl-4-hydroxy-2-carboxylmethyl quinoline analgesics, antiinflammatory agents |
| 01/29/1991 | US4988705 Polycyclic quinoline, naphthyridine and pyrazinopyridine derivatives |
| 01/29/1991 | US4988616 Triarylmethane indicators for hydrogen peroxide |
| 01/28/1991 | CA2022061A1 Piperidine compounds |
| 01/27/1991 | CA2021736A1 Spirocyclic antipsychotic agents |
| 01/26/1991 | CA2021685A1 Substituted 1h-indazole-3-carboxamides |
| 01/23/1991 | EP0409114A1 Heterocyclic substituted sulfonyl ureas, process for their preparation and their use as herbicides or plant growth regulators |
| 01/22/1991 | US4987235 Intermediates for cephalosporins |
| 01/22/1991 | CA2021525A1 Compounds |
| 01/18/1991 | WO1991001309A1 Heteroaryl-3-oxo-propanenitrile derivatives useful in stimulating myelopoiesis |
| 01/18/1991 | CA2036375A1 Heteroaryl-3-oxo-propanenitrile derivatives useful in stimulating myelopoiesis |
| 01/15/1991 | US4985574 Hydantoin derivatives for treating complications of diabetes |
| 01/15/1991 | US4985573 Hydantoin derivatives for treating complications of diabetes |
| 01/15/1991 | US4985454 Treatment of glaucoma |
| 01/15/1991 | US4985436 Composition of matter for inhibiting leukemias and sarcomas |
| 01/15/1991 | US4985430 9-acylamino-tetrahydroacridine derivatives and memory enhancing agent containing said derivative as active ingredient |
| 01/15/1991 | US4985423 New 1,4-diazepine derivatives having anit-ulcer activity |
| 01/15/1991 | US4985422 Tricyclic, imidazole substituted, antagonist of hydroxytryptamine receptors, psychotic disorders, schizophrenia |
| 01/09/1991 | EP0407102A1 Substituted imidazo-fused 5-membered ring heterocycles as angiotensin II antagonists |
| 01/09/1991 | EP0407016A2 Use of benzodioxinopyrrole derivatives in the manufacture of a medicament for the treatment of anxiety |
| 01/08/1991 | US4983603 Alzheimer*s disease |
| 01/08/1991 | CA1278793C Isoindoline derivatives and processes for their preparation |
| 01/08/1991 | CA1278792C Antipsychotic fused-ring pyridinylpiperazine derivatives |
| 01/04/1991 | CA2020074A1 Substituted imidazo-fused 5-membered ring heterocycles as angiotensin ii antagonists |
| 01/02/1991 | EP0406211A2 Fucosidase inhibitors |
| 01/02/1991 | EP0405602A1 New Zinc derivatives of anti-inflammatory drugs having improved therapeutic activity |
| 01/02/1991 | CA1278577C Bicyclic sulfonamide derivatives |
| 01/01/1991 | US4981968 Enzyme inhibitors, antitumor |
| 01/01/1991 | US4981861 Antiulcer |
| 01/01/1991 | US4981849 Alpha-adrenergic receptor antagonists |
| 01/01/1991 | US4981847 Tricyclic compounds |
| 12/27/1990 | EP0404694A2 4-hydroxy-8-methoxy-2-methyl-6, 7-methylenedioxy-1,2,3,4-tetrahydroisoquinoline, and process for preparing the same |
| 12/27/1990 | EP0403812A2 Diketopiperazine derivatives, their preparation and their use as dyestuff |
| 12/26/1990 | CN1048040A Ethanolamine derivatives |
| 12/26/1990 | CN1048033A Indole derivatives and the prepn. |
| 12/25/1990 | US4980357 Azolidinedione derivatives |
| 12/22/1990 | WO1990015804A1 Novel spirofurane derivatives |
| 12/22/1990 | CA2062809A1 Spirofurane derivatives |
| 12/20/1990 | DE3919246A1 Fused benzene- or (benzo)-thiophene or-pyrrole tetra:hydro-indolizine - useful in pharmaceutical preparations having cardio:protective effect |
| 12/19/1990 | EP0402846A2 Fluorescence polarization immunoassay for tetrahydrocannabinoids |
| 12/18/1990 | US4978758 Reacting optically active 3,4-dihydro-4-oxo-2h-1-benzopyran-2-carboxylic acid derivatives with alkali metal cyanide and ammonium carbonate, esterifying, amidating |
| 12/18/1990 | US4978660 2-substituted-3,4,5,6-tetrahydrofuro(4,3,2-ef)(3)benzazepine |
| 12/18/1990 | US4978656 Parasiticides |
| 12/13/1990 | DE3918519A1 New 1-(imino or amino)methyl-2-hydroxymethylene indolizine derivs. - and their prepn. from 1-formyl cpds. useful as cardio:property and CNS protectants e.g. against post-traumatic shock |
| 12/12/1990 | EP0402056A2 Azabicyclic compounds, process for their preparation and pharmaceutical compositions containing them |
| 12/12/1990 | EP0401958A2 Photochromic compound, composition and use thereof |
| 12/12/1990 | CN1047672A Pyranyl cyanoguanidine derivatives |
| 12/12/1990 | CA2018712A1 Fluorescence immunoassay for tetrahydrocannabinoids |
| 12/11/1990 | USRE33489 Photolytically cleavable, N-acylated sterically hindered amines |
| 12/11/1990 | US4977160 Dopamine agonists; parkinson*s disease |
| 12/11/1990 | US4977158 Dibenzoxepinon and dibenzothiepino-pyridinol or - pyrrotol derivatives with anti-depressant action |
| 12/11/1990 | US4976891 Bicyclic sulfonamide derivatives |
| 12/11/1990 | CA1277660C 5h-2,3-benzodiazepine derivatives, process for the preparation thereofand pharmaceutical compositions containing the same |
| 12/06/1990 | CA2018111A1 Compounds |
| 12/05/1990 | EP0401093A1 Pyrrolidone derivatives, process for their preparation and pharmaceutical compositions containing them |
| 12/05/1990 | EP0401010A2 Pyranyl cyanoguanidine derivatives |
| 12/04/1990 | US4975439 Novel substituted N-(1-alkyl-3-hydroxy-4-piperidinyl)benzamides |
| 12/04/1990 | US4975435 Certain 1H-pyrrold[3,4-b]quinolin-1-one-9-amino-2,3-dihydro derivatives useful for treating anxiety |
| 12/04/1990 | CA1277317C Heterocyclic compounds |
| 11/30/1990 | CA2017044A1 Pyrrolidone derivatives, process for their preparation and pharmaceutical composition containing same |
| 11/29/1990 | WO1990014346A1 Benzopyran derivatives |
| 11/29/1990 | WO1990014088A1 2-piperidino-1-alkanol derivatives as antiischemic agents |
| 11/29/1990 | WO1990014087A1 2-piperidino-1-alkanol derivatives as antiischemic agents |
| 11/28/1990 | EP0399834A2 1,2,4-Triazole derivatives, their preparation and their use for treating hypertension or respiratory tract disorders |
| 11/28/1990 | EP0399748A2 Process for making 2-oxindole-1-carboxamides |
| 11/28/1990 | CN1047291A 2-piperidino-1-alkanol derivatives as antiischemic agents |
| 11/27/1990 | US4973690 Pyrimidin-2-yl ureas, herbicices, plant growth regulators |
| 11/27/1990 | US4973593 Novel compounds for the treatment of hypertension |
| 11/27/1990 | US4973586 Antidepressant, analgesics, hypotensive agent |
| 11/25/1990 | CA2017328A1 Process for making 2-oxindole-1-carboxamides |
| 11/24/1990 | CA2017293A1 Compounds |
| 11/22/1990 | EP0398665A1 Benzopyran derivatives |
| 11/22/1990 | EP0398631A1 Pharmaceutical composition |
| 11/22/1990 | EP0398616A2 Chiral synthesis for producing 1-azabicyclo[2.2.1]heptane-3-carboxylates |
| 11/22/1990 | EP0398578A2 2-piperidino-1-alkanol derivatives as antiischemic agents |
| 11/22/1990 | EP0398206A1 Dioxydiphthalic anhydride |
| 11/20/1990 | US4971975 Novel compounds |
| 11/20/1990 | US4971964 Pyridine derivatives |
| 11/20/1990 | US4971960 Substituted 1,3,4,9-tetrahydropyrano(3,4-b)indole-1-acetic acids |
| 11/17/1990 | CA2016926A1 Pharmaceutical composition |
| 11/16/1990 | CA2016792A1 Medicaments |
| 11/15/1990 | WO1990010623A3 Arthropodicidal tetrahydrobenzopyranopyrazoles |
| 11/15/1990 | DE3915006A1 3-Oxo-2-aminomethylene-fused ring indolizine derivs. prodn. - e.g. by reacting corresp. imidazolyl-methylene cpd. with amine, useful as pharmaceuticals |
| 11/15/1990 | CA2016706A1 Chiral synthesis for producing 1-azabicyclo¬2.2.1|heptane-3-carboxylates |
| 11/15/1990 | CA2015164A1 Dioxydiphthalic anhydride |
| 11/14/1990 | EP0397210A1 Indole derivative and method of production thereof |
| 11/14/1990 | EP0397060A2 Maleinimide derivatives and their use as medicines |
| 11/13/1990 | US4970316 Pyrano-, thiopyrano- and cyclohexylquinolines as inhibitors of interleukin 1 |
| 11/08/1990 | DE3914764A1 New bis(1H-indol-3-yl) maleinimide derivs. - are inhibitors of protein kinase C for treatment of cardiovascular, CNS and immune system disorders |
| 11/06/1990 | US4968705 Antiinflammatory agents for respiratory system disorders |
| 11/06/1990 | US4968698 Nitrogen containing heterocyclic compounds |