Patents
Patents for C07D 413 - Heterocyclic compounds containing two or more hetero rings, at least one ring having nitrogen and oxygen atoms as the only ring hetero atoms (64,687)
04/1991
04/30/1991US5011943 FK-506 C10 -C24 process intermediates
04/30/1991US5011849 Monoamine oxidase inhibitors
04/28/1991WO1991006538A1 Substituted benzoylbenzene-, biphenyl- and 2-oxazole- alkanoic acid derivatives as inhibitors of pla2 and lipoxygenase
04/28/1991CA2090042A1 Substituted indole-, indene-, pyranoindole- and tetrahydrocarbazole- alkanoic acid derivatives as inhibitors of pla2 and lipoxygenase
04/28/1991CA2067138A1 Substituted benzoylbenzene-, biphenyl-and 2-oxazole-alkanoic acid derivatives as inhibitors of pla2 and lipoxygenase
04/26/1991CA2028610A1 Triazolo derivatives and process for their preparation
04/26/1991CA2028557A1 Triazolyl hydrazide derivatives and process for their preparation
04/26/1991CA2027937A1 Substituted 5-¬ (tetrazolyl)alkenyl|imidazoles
04/24/1991EP0424244A1 3-Aryl oxazolidinone derivatives, their preparation and their therapeutical use
04/24/1991EP0424243A1 3-Aryl oxazolidinones, process for their preparation and their therapeutical use
04/24/1991EP0423523A2 Carboxylic acid amides, process for their preparation and their use as herbicides
04/24/1991EP0423221A1 Immunosuppressive agents.
04/24/1991EP0423170A1 Dipeptide hydroxy ethylene isostere synthesis and intermediates therefor
04/24/1991CN1050873A Substituted sulphonylanmidinchydrajones
04/23/1991US5010198 Intermediates for the synthesis of benzoxazol- and benzothiazolamine derivatives, useful as anti-anoxic agents
04/23/1991US5010093 Nitric ester derivative
04/18/1991WO1991004969A1 Herbicidal, heterocyclically substituted phenoxyalkane carboxylic acid derivatives and process for preparing them
04/18/1991DE4017460A1 New substd. sulphonyl-amidino hydrazone(s) - are defoliants, desiccants and weed killers
04/18/1991CA2027715A1 3-aryloxazolidinone derivatives process for their preparation and their use in therapy
04/17/1991EP0422895A1 Chemical compounds
04/17/1991EP0422639A1 Benzoxazinyl-pyrazoles, and their production and use
04/17/1991EP0422485A2 Quinolone carboxylic acid derivatives, process for their preparation and their use
04/17/1991EP0422369A2 Substituted carbamoyltriazoles
04/16/1991US5008367 Hydrotropic; increase solubility by complexing
04/16/1991US5008281 Novel pyrethrinoids
04/16/1991US5008276 Methyl α-(2-substituted)pyrid-3-yl-β-methoxyacrylates, compositions containing them and their use as fungicides
04/16/1991US5008275 Pesticidal pyridyl-substituted acrylic ester compounds
04/16/1991US5008264 N-substituted-5,6-dimethoxy-1,2-benzisoxazole-3-propanamine and related compounds as analgesic and hypotensive agents
04/16/1991US5007952 Herbicidal novel benzothiazolonyl pyrroles
04/16/1991US5007951 Pre- or postemergent herbicides for use with crops
04/16/1991CA1283106C 3-amino-dihydropyridines, a process for their preparation, and their use in medicaments
04/13/1991CA2027204A1 Quinolonecarboxylic acid derivatives, process for their preparation and their use as antiviral agents
04/13/1991CA2026960A1 Benzoxazinyl-pyrazoles, and their production and use
04/12/1991CA2027125A1 Renin inhibitors
04/11/1991CA2027179A1 Chemical compounds
04/11/1991CA2027042A1 Substituted sulphonylamidinohydrazones
04/10/1991EP0421227A2 1-Hydroxy-1,2,4-triazole derivatives and fungicides containing them and growth regulators
04/10/1991EP0421226A2 Process for the preparation of isoxazole 4,5 dicarboxylic acid diesters
04/10/1991EP0421224A2 Process for the preparation of isoxazole-5-carboxylic acid amide derivatives
04/10/1991EP0421221A2 Colour photographic recording material with a DIR coupler
04/10/1991EP0421125A2 Fungicidal azolylmethyloxiranes
04/10/1991EP0421102A2 Substituted acrylic acid esters
04/10/1991CA2026011A1 Fungicides
04/09/1991US5006548 Hyaluronidase inhibitors, antiallergens, immunomodulators
04/09/1991US5006541 Antiallergy and antiinflammatory agents
04/09/1991US5006540 Substituted 3-aminosydnonimines, processes for their preparation and their use
04/09/1991US5006148 N-aryl-substituted nitrogen-containing heterocycles, and their use as herbicides and plant growth regulators
04/09/1991CA1282784C Decahydroquinolein derivatives, process for their preparation, intermediates, use as medicaments and compositions comprising the same
04/08/1991CA2026829A1 Carboxamides, their preparation and their use as herbicides
04/04/1991CA2026762A1 Preparation of isoxazole-5-carboxamide derivatives
04/03/1991EP0420194A2 Uracil derivatives and their production and use
04/03/1991EP0419944A2 Oxazole and thiazole carboxylic acid amines
04/03/1991EP0419917A1 Pyrazol-3-carboxylic acid amides
04/03/1991EP0419861A2 Use of dibenz[b,f][1,4]oxazepin (and thiazepin)-11(10H)-ones and -thiones in the preparation of a pharmaceutical composition for the prevention or treatment of aids
04/03/1991CN1050385A Process and intermediates for preparing compounds having disubstituted acetylene moiety and retinoic acid-like biological activity
04/02/1991US5004751 Hydantoin derivatives
03/1991
03/31/1991CA2026271A1 Derivatives of 1-hydroxy-1,2,4,-triazole and fungicides and growth regulators containing them
03/27/1991EP0419132A2 Process and intermediates for preparing compounds having a disubstituted acetylene moiety and retinoic acid-like biological activity
03/27/1991EP0419130A2 Acetylenes disubstituted with a heteroaromatic group and A 2-substituted chromanyl, thiochromanyl or 1,2,3,4- tetrahydroquinolinyl group having retinoid-like activity
03/27/1991EP0418797A2 Pyrimidin-4,6-dicarboxilic acid diamides, process for their preparation also medicine based on those compounds
03/27/1991EP0418667A2 Carboxylic acid amides
03/27/1991EP0418291A1 Novel merocyanine dyes
03/27/1991CA2026267A1 Uracil derivatives, and their production and use
03/27/1991CA2026131A1 Oxazole- and thiazolecarboxamides
03/27/1991CA2026128A1 Imidazolepropanamide derivatives, preparation and use
03/26/1991US5003077 Having a cycloheptimidazole nucleus; photostability; methine bond having an auxochrome
03/26/1991US5002960 N-haloalkyl-4-(isoxazol-5-yl)alkoxy benzamides
03/22/1991CA2025799A1 Pyrimidine-4,6-dicarboxylic acid diamides, processes for their preparation and the use thereof, and pharmaceuticals based on these compounds
03/20/1991EP0417671A2 3,4,5,6-Tetrahydro-2H-1,7,4-Benzodioxazonines as cardiovascular agents
03/20/1991EP0417653A1 3-(1-Substituted-4-piperazinyl)-1H-indazoles, a process for their preparation and their use as medicaments
03/20/1991CN1050023A Process for preparation of cephalosporin derivative
03/20/1991CA2023812A1 Acetylenes disubstituted with a heteroaromatic group and a 2-substituted chromanyl, thiochromanyl or 1,2,3,4 - tetrahydroquinolinyl group having retinoid-like activity
03/19/1991US5001160 1-aryl-1-hydroxy-1-substituted-3-(4-substituted-1-piperazinyl)-2-propanones and their use in treatment of neurogenic bladder disorders
03/19/1991US5001138 Insecticides
03/19/1991US5001134 Piperidines, processes of preparation and medications containing them
03/19/1991US5001124 4-isoxazolecarboxamide derivatives
03/16/1991CA2024283A1 3,4,5,6-tetrahydro-2h 1,7,4-benzodioxazonines as cardiovascular agents
03/16/1991CA2023936A1 Diol sulfonamide and sulfinyl renin inhibitors
03/13/1991EP0417044A2 Oxazolidinones and thiones as plantgrowth regulators
03/13/1991EP0416814A2 Cephalosporin compounds, process for their preparation, pharmaceutical compositions and intermediates
03/13/1991EP0416736A2 Method of resolving cis 3-amino-4-[2-(2-furyl)eth-1-yl]-1-methoxycarbonylmethyl-azetidin-2-one
03/13/1991EP0416373A2 Amino acid derivatives
03/13/1991EP0416361A1 N-(5-alkyl thiophenyl)-nitrogenheterocycles
03/13/1991EP0415981A1 Retroviral protease inhibitors
03/13/1991CN1049846A Herbicidal glutarmides
03/13/1991CN1049770A Herbicidal glutarmic acids and deriatives
03/12/1991US4999431 Process for preparing quinoline aldehyde and ketone derivatives
03/12/1991US4999362 2-thiomethyl-substituted-1,4-dihydropyridines, method for their preparation and pharmaceutical compositions containing them
03/12/1991US4999358 Treatment of Memory Dysfunctions, Alzheimer's Disease
03/12/1991US4999351 Treating cardiac failure and memory deficit
03/12/1991CA2024996A1 3-(1-substituted-4-piperazinyl}-1h-indazoles, a process for their preparation and their use as medicaments
03/10/1991CA2024404A1 Fungicidal azolylmethyloxiranes
03/08/1991CA2024627A1 Oxazolidinones and-thiones as plant-growth-regulators
03/07/1991DE4019062A1 Stabilising blood substitute emulsions contg. per:fluoro-hydrocarbon
03/07/1991DE3929233A1 New heterocyclyl:pyridine-benzyl:amide and anilide cpds. - useful herbicides from e.g. amino:alkenoic acids and ketone(s) followed by oxidation
03/06/1991EP0415642A1 Glutarimides
03/06/1991EP0415641A1 Substituted glutaramic acids and derivatives
03/06/1991EP0415263A2 Stabilisation of perfluorocarbon emulsions and perfluorinated heterocyclic compounds usable as emulsion stabilising additives
03/06/1991EP0415196A2 Substituted 4,5-diamino-1,2,4-triazol-3-(thi)ones
03/06/1991EP0415185A1 4-Alkoxy- and 4-(substituted)amino-3-arylpyrrolinones derivatives