Patents
Sitemap › C07 - Organic chemistry › C07D - Heterocyclic compounds › 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
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)
11/1991
11/19/1991US5066665 Substituted isoxazolidin-3-ones and derivatives thereof acting at muscarinic receptors
11/19/1991US5066662 Substituted oxazolidin-2-ones and 1,2,4-oxadiazolin-5-ones and derivatives thereof acting at muscarinic receptors
11/19/1991US5066653 Chemical compounds
11/19/1991US5066576 Silver halide color photographic material
11/19/1991CA2042420A1 3-isoxazolylbenzyl esters, their preparation and their use
11/19/1991CA1292232C 3-(piperidinyl)- and 3-(pyrrolidinyl)-lh-indazoles, a process for their preparation and their use as a medicament
11/17/1991WO1991017989A1 Alkoxy-substituted dihydrobenzopyran-2-carboxylic acids and derivatives thereof
11/17/1991CA2083040A1 Alkoxy-substituted dihydrobenzopyran-2-carboxylic acids and derivatives thereof
11/14/1991WO1991017156A1 Neuroprotective indolone and related derivatives
11/13/1991EP0456519A1 Piperidyloxy- and quinuclidinyloxy- isoxazole derivatives, their preparation and their therapeutic use
11/13/1991EP0456310A2 Enantioselective synthesis of 3-substituted 1-azabicyclo [2.2.1]heptanes
11/13/1991EP0456279A1 Condensed piperidine derivatives, intermediates and process for their preparation, their use as medicaments and pharmaceutical compositions containing them
11/13/1991EP0456266A1 Method for preparing optically active 3,4-dihydro-3,4-epoxy-2H-1-benzopyran compounds, intermediates therefor and uses thereof
11/13/1991EP0456185A2 Renin inhibitors
11/13/1991EP0456112A1 Cyclohexenone oxime ethers, process for their preparation and their use as herbicides
11/13/1991CN1014707B Process for preparing 1,2,4-thiadiazines
11/12/1991US5064847 5-substituted 3-arylisoxazole derivatives, their preparation and their use as pesticides
11/12/1991US5064845 Fungicidal compositions and methods of use
11/12/1991US5064842 1,4-dihydropyridines
11/12/1991US5064839 1,4-dihydropyridines with a 2-amino group or with an ether group in a side chain
11/12/1991US5064637 Substituted sulfonamide derivatives which inhibit allergic reactions
11/12/1991CA2042336A1 Piperidyloxy-and quinuclidinyloxy-isoxazole, derivatives, their preparation and their therapeutic use
11/12/1991CA2042124A1 Method for preparing optically active 3,4-dihydro-3,4-epoxy-2h-1-benzopyran compounds, intermediates therefor and uses thereof
11/12/1991CA2041825A1 Renin inhibitors
11/12/1991CA1291992C Heterocyclic compounds
11/11/1991WO1991017160A1 Alkoxy-substituted dihydrobenzopyran-2-carboxylic acids and derivatives thereof
11/11/1991CA2082500A1 Alkoxy-substituted dihydrobenzopyran-2-carboxylic acids and derivatives thereof
11/10/1991CA2042077A1 Enantioselective synthesis of 3-substituted 1-azabicyclo ¬2.2.1|heptanes
11/06/1991EP0455300A1 Barbituric acid derivatives having insecticidal activity
11/06/1991EP0455052A1 5-(1,2,4-Triazol-l-ylmethyl)-isoxazoline
11/06/1991EP0455006A2 Substituted 5-(2-((2-aryl-2-hydroxyethyl)amino)propyl)-1,3-benzodioxoles
11/05/1991US5063237 Antiallergens and antiinflammatory agents
11/05/1991CA2041712A1 Substituted 5-(2-((2-aryl-2-hydroxyethyl)amino)propyl)-1,3-benzodioxoles
11/05/1991CA1291758C Derivatives of 3-imino-pyridazine, process for obtaining them and pharmaceutical compositions containing them
11/04/1991WO1991017154A1 Aminoalkylcarbamyl derivatives of forskolin as intermediates for the synthesis of useful forskolin derivatives
11/04/1991CA2081902A1 Aminoalkylcarbamyl derivatives of forskolin as intermediates for the synthesis of useful forskolin derivatives
11/04/1991CA2041684A1 Cyanoquinoline compounds
11/02/1991WO1991016889A1 Five-membered ring alkanoic acid leukotriene antagonists
11/02/1991CA2081462A1 Five-membered ring alkanoic acid leukotriene antagonists
10/1991
10/30/1991EP0454444A1 Glutarimide derivatives and herbicides
10/30/1991EP0454078A2 Dual functioning excipient for metal chelate contrast agents
10/29/1991US5061798 Benzyl pyridyl and pyridazinyl compounds
10/29/1991US5061727 Substituted 5-(2-((2-aryl-2-hydroxyethyl)amino)propyl)-1,3-benzodioxoles
10/29/1991US5061719 Azolidine derivatives, process for preparing the same and agricultural and horticultural fungicide
10/29/1991US5061310 Herbicidal n-phenyl-substituted oxazinediones and oxazinonethiones
10/29/1991CA2040940A1 5-(1,2,4-triazol-1-ylmethyl)-isoxazolines
10/26/1991WO1991016314A1 Pyridazinone derivative
10/23/1991EP0452850A1 4-[3-(4-Oxothiazoldinyl)]butynylamines, a process for their preparation and their use as medicaments
10/23/1991EP0452587A1 Dihydroxy sulfonamide and sulfinamide renin inhibitors
10/23/1991CN1055537A 3,5-disubstituted-2-isoxazolines, process for their preparation, agents containing them and their use
10/22/1991US5059709 Process for the synthesis of α-[(dialkylamino)substituted-methylene]-β-oxo-(substituted)propanentriles
10/22/1991US5059618 Novel bioactive discodermides and methods of use
10/22/1991US5059609 Lipoxygenase inhibitors; leukotriene receptor blockers; psoriasis; antiulcer agents and myocardial infarctions
10/22/1991US5059605 Methyl 2-(pyridyloxypyrimidinyleneoxyphenylene)-3-methoxypropenoates
10/22/1991US5059597 Animal growth regulators; enterobacter
10/22/1991CA1291137C 1,4-dihydropyridines with diphenylpiperidylester group
10/22/1991CA1291135C Substituted benzamide derivatives, processes for the preparation thereof, and pharmaceutical compositions containing the same
10/22/1991CA1291124C Low viscosity heteropolysaccharides
10/20/1991CA2040752A1 Hydroquinone diethers, their preparation and their use
10/17/1991WO1991015480A1 Fungicidal oxazolidinones
10/17/1991WO1991015479A1 Substituted pyrazoles, isoxazoles and isothiazoles
10/17/1991CA2079343A1 Substituted pyrazoles, isoxazoles and isothiazoles
10/16/1991EP0452204A1 3-Aminochromane derivatives, procedure for their preparation and pharmaceutical compositions containing them
10/16/1991EP0451790A1 3,5-disubstituted 2-isoxazolines and isoxazoles, process for their preparation, medicines containing them and their use
10/16/1991EP0451585A2 2-aryl-6-hetarylpyridine derivatives
10/16/1991CN1055361A Substituted pyrrole, process for preparing same, preparation containing compounds, and use
10/15/1991US5057525 Novel N-(3-hydroxy-4-piperidinyl) benzamide derivatives
10/13/1991CA2040219A1 3,5-disubstituted 2-isoxazolines and isoxazoles, processes for their preparation, agents containing them and their use
10/10/1991DE4011361A1 2-Aryl-6-hetero:aryl-pyridine cpds. - useful as defoliants, desiccants, weedkillers and fungicides
10/10/1991DE4002466A1 New pyrimidinyl-indolyl-acrylate and -acetate derivs. - useful as insecticides, acaricides, nematocides and fungicides
10/10/1991CA2039937A1 3-aminochroman derivatives, their preparation process and pharmaceutical compositions containing them
10/09/1991EP0450566A1 Substituted azoles, method for their preparation, these containing compositions and their use
10/09/1991EP0450487A1 Benzoxazine derivatives, method for their preparation and their use for treating or prophylaxis of diseases
10/09/1991EP0450420A2 Dihydropyridines substituted by heterocycles, process for their preparation and their use in medicaments
10/09/1991EP0450180A2 Process for the preparation of aminoethanol derivatives
10/08/1991US5055579 Photoinitiators; high sensitivity in visible spectral range; stability
10/08/1991US5055476 3-(1,2-benzisoxazol-3-yl)-4-pyridinamines and derivatives
10/08/1991CA2039770A1 2-aryl-6-hetarylpyridine derivatives
10/05/1991CA2039622A1 Substituted azoles, processes for the preparation thereof, agents containing these, and the use thereof
10/02/1991EP0449488A1 Azlactone Michael adducts
10/02/1991EP0449340A1 Photographic stabilizers containing a developer group
10/02/1991EP0449187A2 Piperidin ether derivatives as psychotropic drugs or plant fungicides
10/02/1991EP0448841A1 Photographic materials containing electron accepting agents
10/02/1991DE4010355A1 Bicyclo(3.3.0)octan-derivate, verfahren zu ihrer herstellung und ihre pharmazeutische verwendung Bicyclo (3.3.0) octane derivatives, process for their production and their pharmaceutical use
10/01/1991WO1991015487A1 Novel 4h-3,1-benzoxazin-4-one derivative
10/01/1991US5053416 Alzheimer's disease; central cholinomimetic activity
10/01/1991US5053411 N-aryl-N-[4-(1-heterocyclicalkyl)piperidinyl]amides and pharmaceutical compositions and methods employing such compounds
10/01/1991US5053407 Optically active pyridobenzoxazine derivatives and anti-microbial use
10/01/1991US5053400 Anticoagulants; hypotensive agents; bronchodilator agents; tissue specificity
10/01/1991US5053072 Heterocyclic n-acylsulfonamides, and their use as herbicides or growth regulators
10/01/1991CA2056453A1 4h-3, 1-benzoxazin-4-one derivative
10/01/1991CA2039319A1 Benzoxazine derivatives, process for their preparation and their use for the treatment of for the prophylaxis of diseases
10/01/1991CA1289958C Process for preparing novel n-substituted 3,4-dihydropyrimidine derivatives
10/01/1991CA1289957C 1,4-benzoxazine derivatives, their production and use
10/01/1991CA1289956C Naphthyridine- and quinolonecarboxylic acids as antibacterial agents
09/1991
09/29/1991WO1991014680A1 Inclusion complexes of n-ethoxycarbonyl-3-morpholino-sydnonimine or salts formed with cyclodextrin derivatives, preparation thereof and pharmaceutical compositions containing the same
09/29/1991WO1991014675A1 Bicyclo[3.3.)]octane derivatives, process for producing them and their pharmaceutical use
09/29/1991CA2058922A1 Bicyclo{3.3.0}octane derivatives, process for their production and their pharmaceutical use
09/29/1991CA2038692A1 Piperidine ether derivatives as psychotropic drugs or plant fungicides
09/25/1991EP0448078A2 Substituted amine derivatives having anti-hyperlipemia activity
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