Patents
Sitemap › C07 - Organic chemistry › C07D - Heterocyclic compounds › C07D 271 - Heterocyclic compounds containing five-membered rings having two nitrogen atoms and one oxygen atom as the only ring hetero atoms
Patents for C07D 271 - Heterocyclic compounds containing five-membered rings having two nitrogen atoms and one oxygen atom as the only ring hetero atoms (7,144)
03/1992
03/19/1992CA2051479A1 Heteroarylmethylbenzenes
03/11/1992EP0473980A1 Process for the production of 3-alkoxy-2-heteroazolylamino-acrylic acid esters
03/10/1992CA1297104C Alkylenediamines
03/10/1992CA1297099C Quinazoline compounds and their preparation and use
03/03/1992US5093343 Substituted 1,3,4-oxa (thia) diazolinones process for their preparation and their use of combating endoparasites
02/1992
02/26/1992CN1015627B Aryl piperazinyl-alkylene phenyl heterocyclic compounds
02/25/1992US5090991 Herbicidal n-isopropylheteroaryloxyacetanilides
02/19/1992EP0471232A1 3-Dicyclohexylamino-sydnonimines, method for their preparation and their use
02/14/1992CA2048982A1 3-dicyclohexylaminosydnone imines, process for their preparation and their use
02/04/1992US5086184 N-heterocyclic benzamides
01/1992
01/28/1992US5084453 Antibiotics, bactericides
01/27/1992CA2087855A1 1,4-disubstituted piperazines
01/22/1992EP0467033A1 Synthesis of 7-amino-4,6-dinitrobenzofuroxan
01/21/1992CA2040880A1 Synthesis of 7-amino-4,6-dinitrobenzofuroxan
01/14/1992US5081255 Explosives
01/08/1992EP0147461B1 11-halogene-prostane derivatives, process for obtaining them and utilization thereof as drugs
01/07/1992US5079244 Cardiovascular disorders including angina pectoris, hypotensive agents
12/1991
12/31/1991US5077412 Substituted thioureas, isothioureas and carbodiimides
12/24/1991US5075310 Pyrimidone derivatives as bronchodilators
12/17/1991CA1293249C 5-substituted 1,2,4-oxadiazole derivatives and preparation thereof
12/04/1991EP0459887A1 Pyrazole-orthodialkyl-benzamide derivatives with an anticonvulsive activity, process for preparation and pharmaceutical composition
12/04/1991EP0459244A1 Sulphonilised carboxylic acid amides
12/04/1991CN1056688A Inclusion complexes of n-ethoxycarbonyl-3-morpholino-sydnonimine or salts formed with cyclodextrine-derivatives
11/1991
11/26/1991US5068365 Hexahydrophthalic anilide derivatives
11/21/1991EP0457199A1 Substituted 3-Aminosydnonimines, method for their preparation and their use
11/21/1991EP0457023A1 Hydroquinone di-ethers, their preparation and their use
11/19/1991US5066808 Pyridyl insecticidally active cyano compounds
11/19/1991US5066666 Aminoazole derivatives and their production and use
11/14/1991CA2042321A1 Substituted 3-aminosydnone imines, processes for their preparation and their use
11/12/1991US5064845 Fungicidal compositions and methods of use
11/06/1991CN1055928A Complexes of 3-morpholino-sydnonimine or its salts or its tautomer isomer, process for preparation thereof, and pharmaceutical compositions containing same
10/1991
10/30/1991EP0453846A2 Aryloxycarbonyl compounds
10/29/1991US5061794 Cephalosporin derivatives, and antibacterial agents
10/29/1991US5061705 Skin disorders
10/23/1991EP0453398A2 Nitroenamine derivatives as pesticides
10/22/1991CA2040775A1 Aryloxycarbonyl compounds
10/20/1991CA2040752A1 Hydroquinone diethers, their preparation and their use
10/16/1991CN1055356A Nitroenamine derivatives
10/07/1991CA2039779A1 Nitroenamine derivatives
10/02/1991EP0449211A1 3,5-ditertiarybutyl-4-hydroxyphenyl, 1,3,4-thiadiazoles and oxadiazoles linked by carbon, oxygen, and sulfur residues
10/01/1991US5053072 Heterocyclic n-acylsulfonamides, and their use as herbicides or growth regulators
09/1991
09/29/1991WO1991014681A1 Inclusion complexes of 3-morpholino-sydnonimine or its salts or its tautomer isomer, process for the preparation thereof, and pharmaceutical compositions containing the same
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
09/24/1991US5051434 Insecticidally active nitro guanidine compounds
09/17/1991US5049477 Radiation responsive composition
08/1991
08/13/1991US5039812 5,7-diamino-4,6-dinitro-benzofuroxan; potentiation
07/1991
07/30/1991US5035736 Herbicides which contain 2-(4-aryloxy)phenoxyacetic or -propionic acid derivatives and/or cyclohexenone derivatives as herbicidal active ingredients and naphthalene derivatives as antidotes
07/23/1991US5034417 New alkanesulfonanilide derivatives, processes for preparation thereof and pharmaceutical composition comprising the same
07/23/1991US5034151 Laminate with 1,3,4-oxadiazole compoumd as liquid crystal
07/23/1991US5034047 Oxime derivatives of cyclohexenone substituted with nitrogen containing heterocycles
07/16/1991US5032604 Class III antiarrhythmic agents
07/10/1991CN1052857A Antipicornaviral pyridazinamines
07/03/1991EP0435616A2 An oxadiazolinone derivative and its production and use
07/03/1991EP0435381A1 Antipicornaviral pyridazinamines
06/1991
06/27/1991CA2031889A1 Antipicornaviral pyridazinamines
06/26/1991CA2031851A1 Oxadiazolinone derivative and its production and use
06/25/1991US5026695 7-acylamino-3-substituted cephalosporanic acid derivatives
06/19/1991EP0433218A1 Method for the preparation of aminotriazin derivatives
06/12/1991EP0431944A2 Benzofurazan derivatives having antiarrhythmic properties
06/09/1991CA2031645A1 Class iii antiarrhytmic agents
06/06/1991DE3939550A1 New substd. 3-amino-sydnonimine derivs.
06/06/1991DE3939515A1 New substd. 3-amino-sydnonimine derivs.
06/05/1991EP0429751A2 Substituted 3-amino-sydnonimines, process for their preparation and their use
05/1991
05/31/1991CA2019811A1 Substituted 3-aminosydnone imines, processes for their preparation and their use
05/29/1991EP0428928A2 Substituted aminals
05/25/1991WO1991008201A1 (hetero) 4-arylmethoxy phenyl diazole derivatives, method for preparing same, and their therapeutical applications
05/25/1991CA2073064A1 (hetero) 4-arylmethoxy phenyl diazole derivatives, method for preparing same and their therapeutical applications
05/07/1991US5013847 Phenoxyalkyl-substituted heteroaromatics and a method for controlling pests
05/07/1991US5013745 Nematicidal compositions
05/02/1991WO1991005761A1 Treatment of hiv infections and compounds useful therein
05/02/1991DE3051146C2 1,2,5-Thiadiazole 1-oxide and 1,1-di:oxide derivs.
05/01/1991CN1051036A Treatment of hiv infections and compounds useful therein
04/1991
04/24/1991CN1050944A Switchgear having breaking point operable in insulating gas
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
04/03/1991EP0419918A2 Substituted 1,3,4-oxa(thia)-diazolinones, process for their preparation and their use in controlling endoparasites
03/1991
03/27/1991CN1050186A Guanidine derivatives
03/24/1991CA2025968A1 Substituted 1,3,4-oxa(thia)diazolinones process for their preparation and their use of combating endoparasites
03/20/1991EP0418199A2 Guanidine derivatives
03/20/1991EP0417101A1 Condensation polymer containing the residue of an acyloxystyryl compound and shaped articles produced therefrom
03/14/1991CA2025072A1 Guanidine derivatives
03/13/1991EP0415981A1 Retroviral protease inhibitors
03/05/1991US4997667 Pyridinyl compounds of N-carbamoyl-N-thiocarbamoyl- or N-amidino-glycine or beta-alanine useful as sweetening agents
02/1991
02/26/1991US4996325 Pesticides
02/20/1991EP0413289A2 Oxadiazolyl-phenoxyalkylisoxazoles and their use as antiviral agents
02/19/1991US4994478 Acaricides
02/19/1991CA1280416C Antioestrogenic phenol derivatives
02/12/1991CA1280114C 5-(azolyloxyphenylcarbamoyl)barbituric acid derivatives as anthelmintics
01/1991
01/09/1991EP0406661A1 Substituted 3-aminosydnonimines, process for their preparation, and their use
01/09/1991EP0406659A1 Substituted 3-aminosydnonimines, process for their preparation and their use
01/04/1991CA2020217A1 Substituted 3-aminosydnone imines, process for their preparation and their use
01/02/1991EP0405440A1 Microbicides
12/1990
12/31/1990CA2020216A1 Substituted 3-aminosydnone imines, processes for their preparation and their use
12/30/1990CA2020016A1 Microbicides
12/27/1990EP0404498A2 Novel halo propargyl compounds, and uses and processes of preparation thereof
12/22/1990CA2019162A1 Halopropargyl compounds, compositions, uses and processes of preparation
12/12/1990EP0401857A2 Fenamate 1,3,4-thiadiazoles and 1,3,4-oxadiazoles as antiinflammatory agents
12/11/1990CA1277668C Pesticidal polyhaloalkene derivatives
12/09/1990CA2018517A1 Fenamate 1,3,4-thiadiazoles and 1,3,4-oxadiazoles as antiinflammatory agents
11/1990
11/22/1990EP0398425A1 Antirhinoviral piperidinyl, pyrrolidinyl and piperazinyl alkylphenol ethers
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