Patents
Sitemap › C07 - Organic chemistry › C07D - Heterocyclic compounds › C07D 317 - Heterocyclic compounds containing five-membered rings having two oxygen atoms as the only ring hetero atoms
Patents for C07D 317 - Heterocyclic compounds containing five-membered rings having two oxygen atoms as the only ring hetero atoms (18,224)
10/1991
10/29/1991CA1291485C Process for the preparation of aromatic aldehydes
10/29/1991CA1291343C Synergistic plant growth regulator compositions
10/28/1991CA2039789A1 Calicheamicinone, derivatives and analogs thereof and methods of making the same
10/23/1991EP0452883A2 Silver halide photographic materials
10/23/1991EP0452377A1 Iodinated esters.
10/23/1991EP0295298B1 Dioxolanes and thio analogs, derivating thereof and lubricants and fuels containing same
10/22/1991US5059698 Solution inhibitors for positive photoresists; light-curable polymers
10/22/1991CA1291141C2 Imino compounds useful for making .beta.-lactams
10/22/1991CA1291140C 1,1-dialkoxy-2-methyl-4,4-diacyloxy-2-butenes
10/22/1991CA1291139C Cyclohexane-1,3-dione derivatives, processes for their manufacture, and their use for controlling undesirable plant growth
10/22/1991CA1291132C Anti-atherosclerotic trisubstituted ureas and thioureas
10/21/1991WO1991016298A1 Antiinflammatory hydroxamic acids and n-hydroxyureas
10/21/1991CA2078216A1 Antiinflammatory hydroxamic acids and n-hydroxyureas
10/17/1991WO1991016305A1 Heterocyclicethenediyl compounds which inhibit egf receptor tyrosine kinase
10/17/1991CA2080582A1 Heterocyclicethenediyl compounds which inhibit egf receptor tyrosine kinase
10/16/1991EP0451873A1 Derivatives of 2,2-dimethyl cyclopropanecarboxylic acid substituted at c-3 by a saturated halogenated chain, process for their preparation and their use in the synthesis of pesticidal products
10/15/1991US5057586 Halogenated 1,3-dioxolanes and derivatives
10/15/1991US5057525 Novel N-(3-hydroxy-4-piperidinyl) benzamide derivatives
10/09/1991EP0450995A1 New propanamines, their pharmacological properties and their therapeutical applications, notably as anti-diarrhoea agents
10/09/1991CN1014244B Prepn. of symmetry (s)-gluceraldehyde acelonide
10/08/1991US5055474 Antihypoxia, hypotensive, antiinflammatory agents; anoxia treatment
10/08/1991CA1290333C 2-azolylmethyl-2-aryl-1,3-dioxolanes and the salts thereof, processes for the preparation thereof, agents containing same, and the use thereof
10/08/1991CA1290326C Acrylic acid amides
10/02/1991EP0449011A2 Stereoselective process for the preparation of 2-amino-ethanol derivatives having a central analgesic activity and intermediates thereof
10/01/1991US5053548 Biphenyl derivative composition for nerve cell degeneration repairing or protective agent and process for preparing a phenyl derivative contained in the composition
10/01/1991US5053533 Continuous processing of 1-chloro-2-methoxy-napthalene under Friedel-Craft conditions, without isolation/purification of chemical intermediate
10/01/1991CA1289966C Antifungal tri-yne carbonates
09/1991
09/24/1991US5051448 Gamma-aminobutyric acid derivatives that can cross brain barriers for a neurotransmitter
09/17/1991CA1289078C Pharmaceutical composition for the treatment of parkinson's disease
09/11/1991EP0445926A2 Organic materials having sulfonamido linked poly(oxyalkylene) moieties and their preparation
09/11/1991EP0445891A1 Process for preparing organic carbonates
09/11/1991EP0445843A2 Process for the preparation of cyclopropanecarboxylic acid derivatives substituted at position 3 by a saturated halogenated chain
09/10/1991US5047557 Alcohol, amine intermediates
09/10/1991US5047432 Arylcyclobutylmethylamine therapeutic agents
09/10/1991US5047417 Butenoic or propenoic acid derivatives
09/03/1991US5045566 Phenyl or naphthyl substituted
08/1991
08/29/1991CA2037084A1 Propanamins, their pharmacological properties and their application to therapeutic ends, notably antidiarrheics
08/28/1991EP0443758A1 A process for preparing alkylene carbonates
08/27/1991CA1288098C 4-(guanin-9-yl)butanals and their 3-oxa, 3-thia and 2-ene derivatives having antiviral and antitumor activity
08/22/1991WO1991011994A1 Inhibitor of denatured ldl formation
08/22/1991CA2076012A1 Agent for inhibiting the formation of denatured ldl
08/21/1991EP0442612A2 Process of making (3H)-labeled PAF preparations
08/21/1991CA2032221A1 Process for preparing alkylene carbonates
08/20/1991US5041681 Chemical process
08/20/1991US5041555 Derivatives of 1,4-dideoxy-1,4-imino-D-mannitol and preparation thereof
08/14/1991EP0441213A2 Chiral dioxolanes
08/13/1991US5039710 Viricides, antitumor agents
08/13/1991CA1287637C Fluoropolyethers containing end groups endowed with anchoring capacity
08/08/1991WO1991011512A1 Molecules with antibody combining sites that catalyse hydrolysis reactions
08/07/1991CN1053607A Hiv protease inhibitors useful for treatment of aids
08/06/1991US5037853 Antiinflammatory agents
08/06/1991US5037825 Useful In The Treatment Of Neoplasms, Dermatoses And Aging Of The Skin
07/1991
07/31/1991EP0439421A1 Microbicidal agents
07/31/1991EP0439059A2 1-Phenylalkyl-3-phenylurea derivative
07/31/1991EP0438533A1 Muscarinic receptor antagonists
07/30/1991US5036094 Azolyl-derivatives endowed with antifungal activity
07/30/1991US5036061 Treatment of disorders involving calcium metabolism and bone disorders
07/30/1991CA1287060C Crystalline paroxetine hcl
07/27/1991WO1991011444A1 Piperazine compound, production thereof, and medicinal use thereof
07/27/1991CA2034902A1 Process of making (3h) labelled paf preparations
07/25/1991WO1991009025A3 Partially fluorinated compounds and polymers
07/23/1991US5034544 Antiviral 2,3-bis-(aryl)-3-chloropropenal compounds
07/23/1991US5034417 New alkanesulfonanilide derivatives, processes for preparation thereof and pharmaceutical composition comprising the same
07/23/1991CA2034673A1 1-phenylalkyl-3-phenylurea derivative
07/23/1991CA1286680C Dioxolanes and thio analogs, derivatives thereof and lubricants and fuels containing same
07/23/1991CA1286673C 1-phenoxy-propyl-4-¬n(phenyl)-thiocarbamoyl or carbamoyl|- trans-decahydroquinoline compounds
07/17/1991CN1013198B Anti-tumour sulfonylurea deriv. preparing process
07/16/1991US5032685 Hepatitis
07/16/1991US5032313 Trifluorobenzene derivative and liquid crystal composition containing the same
07/16/1991CA1286293C 3-phenyl-4-cyanopyrrole derivatives and microbicidal compositions containing them
07/16/1991CA1286292C Medicaments, vicinal dihydroxyalkylxanthines contained therein, process for the preparation of these xanthine compounds and intermediate products suitable for these
07/11/1991WO1991004251A3 Polyhalodihydrodioxins and polyhalodioxoles
07/10/1991EP0436474A1 New fluoro-naphtacenediones, their glycosilated derivatives and methods of making them
07/10/1991EP0436199A1 Cyclopropyl derivative lipoxygenase inhibitors
07/09/1991US5030738 Reacting piperonylamine with a chloroformate
07/03/1991EP0262126B1 Microbiological reduction of intermediary products of prostacyclin with a 15-ketonic group
07/03/1991CN1052659A Fluoro-naphthacenediones, their glycosilated derivatives and their manufacture procedures
07/02/1991US5028738 Alkylation of pyruvic acid derivatives
07/02/1991US5028256 Composition for protecting culture plants from the phytotoxic action of herbicidally active chloracetanilides
07/02/1991CA1285571C Anisole derivatives
06/1991
06/29/1991WO1991009594A1 Sigma receptor ligands and the use thereof
06/29/1991CA2071897A1 Sigma receptor ligands and the use thereof
06/29/1991CA2032251A1 Cyclopropyl derivative lipoxygenase inhibitors
06/28/1991WO1991009851A1 1,3,2-dioxathiolane oxide derivative
06/28/1991CA2047226A1 1,3,2-dioxathiolane oxide derivative
06/26/1991EP0434365A2 HIV protease inhibitors useful for the treatment of aids
06/26/1991EP0433425A1 Process for penems
06/25/1991US5026880 Method for production of 1,3-dioxolanes
06/25/1991US5026870 Blocking D-glycero-D-gulo-heptono-1,4-lactone, reducing, reacting with methanesulfonyl chloride, then with benzylamine, deprotecting, cyclizing, cleaving by catalytic hydrogenation, neutralizing, hydrolyzing
06/25/1991US5026858 Used for treating nausea, vomating, gastrointestinal disorders and centarl nervous system
06/25/1991US5026801 Polyhalodihydrodioxins and polyhalodioxoles
06/25/1991CA1285283C Tricyclo (6.2.1.0 , )undecanes useful as fragrance chemicals
06/20/1991DE3941870A1 N-heterocyclyl:methyl-spiro:heterocyclic cpds.
06/19/1991EP0432983A2 Novel compounds of the diterpene type
06/19/1991CA2032259A1 Hiv protease inhibitors useful for the treatment of aids
06/18/1991US5025098 Method of preparing bicyclic tetrahydroxylated pyrrolizidines
06/18/1991US5024787 Process for the preparation of fatty acid or hydroxy fatty acid esters of isopropylidene derivatives of polyglycerols
06/18/1991US5024743 Prophylaxis and therapy of infectious diseases
06/18/1991CA1284997C 5-aryl-2,4-dialkyl-3h-1,2,4-triazole-3-thiones and their use as antidepressants
06/16/1991CA2032212A1 Compounds of the diterpene type
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