| Patents for C07D 221 - Heterocyclic compounds containing six-membered rings having one nitrogen atom as the only ring hetero atom, not provided for by groups (10,931) |
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| 07/10/1991 | EP0436334A2 3-Aminopiperidine derivatives and related nitrogen containing heterocycles |
| 07/10/1991 | CN1013111B Benzazecin derivative |
| 07/09/1991 | US5030636 Treating psychotic disorders |
| 07/09/1991 | CA1285949C Oligomeric diazaoxaspirodecanes, preparation thereof and use thereof as light stabilizers for polymers |
| 07/02/1991 | US5028708 Azamethinyl quinoline derivatives |
| 06/27/1991 | DE3942280A1 N-substituierte naphthalimide, ihre herstellung und verwendung N-substituted naphthalimides, their preparation and use |
| 06/26/1991 | EP0434561A2 1-Naphthyl-piperazine derivatives, process for their preparation and pharmaceutical compositions containing them |
| 06/26/1991 | EP0434560A1 New derivatives of substituted aminoacids, process for their preparation and pharmaceutical compositions containing them |
| 06/25/1991 | US5026854 Bromination, cyclization |
| 06/22/1991 | WO1991009850A1 N-substituted naphthalamides, their production and use |
| 06/22/1991 | CA2066457A1 N-substituted naphthalimides, their preparation and use |
| 06/21/1991 | CA2032735A1 Substituted amino-acid derivatives; process for preparing the same and pharmaceutical compositions containing them |
| 06/21/1991 | CA2032713A1 Novel (1-naphthyl)piperazine derivatives; process for preparing the same and pharmaceutical compositions containing them |
| 06/12/1991 | EP0431943A2 Nitrogen-containing spirocycles |
| 06/12/1991 | EP0431838A1 Nonionic radiographic contrast agents |
| 06/12/1991 | EP0431328A2 Fungicides |
| 06/12/1991 | CN1052114A Nonionic radiographic contrast agents |
| 06/11/1991 | US5023338 Renin inhibitors |
| 06/09/1991 | CA2031633A1 Nitrogen-containing spirocycles |
| 06/06/1991 | DE3939379A1 Herbicidal compsns. |
| 06/05/1991 | EP0430190A2 New tricyclic compounds |
| 06/05/1991 | EP0430114A2 Hexahydro-1H-quino[4,3,2-ef][1,4]benzoxazepines and related compounds, a process and intermediates for their preparation and their use as medicaments |
| 06/05/1991 | EP0430004A2 1,8-Naphthalimides as antidotes |
| 06/04/1991 | US5021421 Psychotropic agents |
| 06/04/1991 | US5021418 Antihypertensive benzopyran compounds |
| 05/30/1991 | WO1991007405A1 Salts of 3-azabicyclo[3.3.1]nonanes as antiarrhythmic agents, and precursors thereof |
| 05/30/1991 | WO1991007391A1 Purification of benzophenanthridine alkaloids from alkaloid extracts |
| 05/30/1991 | WO1991007382A1 Substituted semicarbazone arthropodicides |
| 05/30/1991 | CA2030129A1 1,8-napthalenedicarboximides as antidotes |
| 05/30/1991 | CA2029830A1 Nonionic radiographic contrast agents |
| 05/28/1991 | US5019587 Anticoagulants |
| 05/22/1991 | EP0428385A1 Cholesterol ester hydrolase inhibitors |
| 05/21/1991 | US5017608 Hydrocinnamic acid derivatives |
| 05/16/1991 | CA2029934A1 Cholesterol ester hydrolase inhibitors |
| 05/15/1991 | EP0427636A2 4-Acylaminopyridine derivatives |
| 05/15/1991 | EP0426785A1 Compositions and methods for treating viral infections |
| 05/07/1991 | US5013741 N-[substituted alkylidene]-1,2,3,4-tetrahydro-9-acridinamines useful for enhancing the cholinergic function in a mammal |
| 04/30/1991 | US5011930 Antilipemic agents, anticoagulants |
| 04/24/1991 | EP0424115A2 Electrophotographic photosensitive materials |
| 04/14/1991 | WO1991005796A1 Carboxyalkyl dipeptide inhibitors of endopeptidases |
| 04/14/1991 | CA2069312A1 Carboxyalkyl dipeptide inhibitors of endopeptidases |
| 04/10/1991 | EP0421436A2 Substituted carboxytetrahydroisoquinolines and derivatives thereof having pharmaceutical activity |
| 04/10/1991 | CN1050539A Biphenylmethane derivative and pharmacological use |
| 04/09/1991 | US5006533 Neuroleptic agents, side effect reduction |
| 04/04/1991 | CA2026680A1 Substituted carboxytetrahydroisoquinolines and derivatives thereof having pharmaceutical activity |
| 04/03/1991 | EP0420237A1 Biphenylmethane derivative, the use of it and pharmacological compositions containing same |
| 04/02/1991 | CA1282411C 1,4,5,6,7,8-hexahydroquinoline compounds |
| 03/30/1991 | CA2026533A1 Biphenylmethane derivative and pharmacological use |
| 03/26/1991 | US5002954 Leukemia, melanoma |
| 03/21/1991 | WO1991003467A1 Benzazabicyclic carbamates as novel cholinesterase inhibitors |
| 03/21/1991 | WO1991000856A3 (1,2n) and (3,2n)-carbocyclic-2-amino tetralin derivatives |
| 03/20/1991 | EP0417143A1 Cyclic lactams for cholesterol and atherosclerosis control |
| 03/20/1991 | CN1050023A Process for preparation of cephalosporin derivative |
| 03/19/1991 | US5001131 Pyridine derivatives |
| 03/19/1991 | US5000946 Sunscreen compositions and compounds for use therein |
| 03/13/1991 | EP0416814A2 Cephalosporin compounds, process for their preparation, pharmaceutical compositions and intermediates |
| 03/12/1991 | CA1281330C2 Intermediates for the preparation of n-alkylated dipeptides and their esters |
| 03/06/1991 | EP0415634A2 Benzazabicyclic carbamates as cholinesterase inhibitors |
| 03/06/1991 | EP0415566A1 Heterocyclic compounds, processes for producing them and pharmaceutical compositions comprising them |
| 02/28/1991 | DE3927609A1 New hydroxy-substd. di:oxo-quinoline derivs - with analgesic, antipyretic and antiphlogistic activity, for treating pain, fever, inflammation and colds |
| 02/27/1991 | EP0414421A2 1-Oxa-2-oxo-8-azaspiro[4,5] decane derivatives, processes for their preparation and pharmaceutical compositions thereof |
| 02/27/1991 | EP0414289A1 Spirocyclic antipsychotic agents |
| 02/26/1991 | CA1280751C 6.alpha.-AMINO-3-AZABICYCLO ¬3.3.1| NONANE DERIVATIVES |
| 02/19/1991 | US4994486 Dopaminergic compounds |
| 02/19/1991 | US4994452 Hexahydro-1H-quino[4,3,2-ef][1,4]benzoxazepines and related compounds |
| 02/19/1991 | CA1280418C 1-phenyl-3-azabicyclo[3.1.1]heptane-2,4 diones, the use thereof, pharmaceutical preparations that contain these compounds, and processes for the manufacture of these compounds |
| 02/06/1991 | EP0411048A1 Novel benzopyrido piperidine, piperidylidene and piperazine compounds, compositions, methods of manufacture and methods of use |
| 02/05/1991 | US4990617 N-oxide prodrug derivatives of 3-hydroxy morphinans and partial morphinans and derivatives |
| 02/05/1991 | US4990436 Resistance to ferrous ion reduction |
| 02/04/1991 | CA2021926A1 Heterocyclic compounds |
| 01/30/1991 | EP0410535A2 Octahydrobenzisoquinoline derivatives as antipsychotic agents |
| 01/29/1991 | US4988705 Polycyclic quinoline, naphthyridine and pyrazinopyridine derivatives |
| 01/29/1991 | US4988700 Antiserotonin agent, aryl or heteroaryl piperazine compounds |
| 01/29/1991 | US4988592 Photosensitive member containing phthaloperinone or naphthalimide |
| 01/29/1991 | CA2021943A1 Octahydrobenzisoquinoline derivatives as antipsychotic agents |
| 01/27/1991 | CA2021736A1 Spirocyclic antipsychotic agents |
| 01/24/1991 | WO1991000864A1 Carbapenem derivatives |
| 01/24/1991 | DE3922771A1 Amonafide-salze Amonafide-salts |
| 01/23/1991 | EP0409489A2 Pharmaceuticals |
| 01/19/1991 | CA2021213A1 Pharmaceuticals |
| 01/15/1991 | US4985430 9-acylamino-tetrahydroacridine derivatives and memory enhancing agent containing said derivative as active ingredient |
| 01/14/1991 | WO1991000856A2 (1,2n) and (3,2n)-carbocyclic-2-amino tetralin derivatives |
| 01/12/1991 | WO1991000857A1 Amonafide salts |
| 01/12/1991 | CA2053246A1 Amonafide salts |
| 01/08/1991 | US4983623 Prolyl endopeptidase inhibitors |
| 01/08/1991 | US4983612 Antihypertensive benzopyran derivatives |
| 01/08/1991 | US4983324 Pyrrolo[1,2-b]azines |
| 01/02/1991 | CA1278577C Bicyclic sulfonamide derivatives |
| 12/20/1990 | DE4019168A1 New di:hydro-methanobenzocyclooctaquinoline cpds. and azo dyestuff cpd - their prepn. and use as azoic coupler and for dyeing esp. wool and polyamide |
| 12/20/1990 | DE4018666A1 New di:methyl spiro-cyclohexane-quinoline cpds. and azo dyestuff cpds. - their prepn. and use as azoic coupler and for dyeing esp. wool and polyamide |
| 12/18/1990 | US4978385 4-halopyridine-3-carboxamide compounds and herbicidal compositions thereof |
| 12/11/1990 | US4976891 Bicyclic sulfonamide derivatives |
| 12/11/1990 | US4976889 Light and heat stabilizers for plastics |
| 12/10/1990 | WO1990015058A1 Heterocyclic amines having central nervous system activity |
| 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 | US4975431 Certain anti-inflammatory cyclohepta[b]pyridines and analogs thereof |
| 12/01/1990 | WO1990015056A1 Dopamine agonists |
| 12/01/1990 | CA2056995A1 Dopamine agonists |
| 11/28/1990 | EP0399159A2 Quinoline derivatives |
| 11/20/1990 | US4971964 Pyridine derivatives |