Patents
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Patents for C07D 307 - Heterocyclic compounds containing five-membered rings having one oxygen atom as the only ring hetero atom (47,108)
10/1981
10/20/1981US4296254 Transetherification in amides
10/20/1981US4296253 2,5-Inter-o-phenylene-3,4-dinor-PGF2 amides
10/20/1981US4296124 Pharmaceutical methods
10/20/1981US4296122 2,3-Dihydro-6,7-disubstituted-5-(acyl)benzofuran-2-carboxylic acids
10/20/1981US4296121 Hypotensive agents, anticoagulants
10/20/1981US4296118 Fungicidal 3-[N-(pyrazol-1-yl-acetyl)-N-(substituted phenyl)]-amino-tetrahydro-2-furanones
10/20/1981US4296041 19-Hydroxy-7a-homo-PGI2 compounds
10/20/1981US4296037 Preparation from 1,1-diphenyl-1-(1-hydrocarbon-3-azetidinyl)acetonitriles, pharmaceutical intermediates
10/20/1981CA1111044A1 Phenyl-benzimidazolyl-furanes
10/15/1981WO1981002892A1 Cyclopropanecarboxylic acid ester derivatives,process for their preparation,and insecticidal and acaricidal composition containing such as effective ingredients
10/14/1981EP0037656A1 A process for the in-solvent, in-situ generation of N-substituted-2-haloacetanilides
10/14/1981EP0037588A1 Method of preparing furfuryl alcohols
10/14/1981EP0037492A1 Catalyst for the preparation of phthalic anhydride
10/14/1981EP0037422A1 Fluoro-substituted prostaglandins and prostacyclins
10/13/1981US4294838 Certain heterocyclic sulfoximide derivatives
10/13/1981US4294767 Process for the preparation of 2,5-dimethyl-4-hydroxy-3(2H)-furanone and its 2,5-dialkyl homologues
10/13/1981US4294766 Preparation of pure potassium ribonate and ribonolactone
10/13/1981US4294765 Cis-lactone pyrethroid intermediates
10/13/1981CA1110638A1 Process for producing a hydrofuran and a 1,4-diol
10/13/1981CA1110637A1 Reduction of 2,5-diketogluconic acid
10/13/1981CA1110635A1 Aromatic acetic acid derivatives having sulfur atom at alpha-position and process for their preparation
10/13/1981CA1110630A1 1-halogeno-1-propyn-3-ols, a process for their preparation and their use as fungicides
10/07/1981EP0037327A1 Derivates of 3-formyl-4-methylpentanoic acid, their preparation and their use in the preparation of substituted 3-formyl-but-3-en-1-oic acid
10/07/1981EP0037020A1 Catalyst for the preparation of maleic anhydride
10/07/1981EP0036991A1 5-Alkyl-3-alkylthiopropionthioates, process for their preparation and their use as pharmaceutical compositions
10/06/1981US4293705 13,14-Dehydro-11-deoxy-prostaglandins and process for their preparation
10/06/1981US4293555 6- and 6,6-Disubstituted-2-substituted-oxapen-2-em-3-carboxylic acids
10/06/1981US4293498 Preparation of maleic anhydride
10/06/1981US4293444 Silver, molybdenum
10/06/1981CA1110257A1 Use of benzyl phenyl ethers as pesticides
10/06/1981CA1110256A1 Preparation of (1r,cis)-caronaldehydic acid
10/06/1981CA1110255A1 Method for the preparation of 2,5-dialkyl-4-hydroxy-2, 3-dihydrofuran-3-ones
09/1981
09/30/1981EP0036773A1 2,3-Dihydrobenzofurans, process for their preparation and pharmaceutical compositions containing them
09/30/1981EP0036716A1 Process for preparing 5-dimethylaminomethyl-2-furanmethanol
09/30/1981EP0036623A2 Method of preparing catalysts for the gas phase oxidation of saturated and/or unsaturated C4-hydrocarbons to maleic anhydride
09/30/1981EP0036544A1 Method for the preparation of substituted N-azolyl-methyl-halogeno-acetanilides
09/30/1981EP0036441A1 Process for preparing carboxylic acid cyanides
09/30/1981EP0036433A1 Process for the preparation of 2,5-dimethyl-4-hydroxy-2,3-dihydrofuran-3-one and intermediates
09/30/1981EP0018360B1 N-(5-methoxybenzofuran-2-ylcarbonyl)-n'-benzylpiperazine and process for its preparation
09/29/1981US4292325 Oxyimino-substituted (1R,cis)cyclopropanecarboxylate pesticides
09/29/1981US4292246 Isomerization of a 4,5-dihydro-1,3-dioxepine by heating with catalytic o-toluic acid
09/29/1981US4292245 Antidepressants, tranquilizers, analgesics, and anticonvulsants
09/29/1981US4292243 3"-Phenyldispiro[1,3-dioxolane-2,4'-cyclohexane-1',1"-(3"H)-isobenzofuran]
09/29/1981US4292184 Thio-bis-(hydrocarbon-bisoxazolines) as oleaginous additives for lubricants and fuels
09/29/1981US4291902 Pressure- and heat-sensitive elements; copying; colorfastness
09/29/1981CA1109887A1 CYCLISATION SUBSTRATES AND 6.alpha.-SUBSTITUTED 19- NORSTEROID DERIVATIVES
09/29/1981CA1109885A1 Process for the preparation of 2-methyl-2-phenoxy- propionic acid derivatives
09/29/1981CA1109798A1 Tinctorial compositions from direct dyes containing a (2,5-dihydroxyphenyl) carboxylic acid or one of its salts
09/23/1981EP0036406A1 Process for the extraction of acetic acid, of formic acid and possibly of furfurol
09/22/1981US4291175 1-Hydroxymethyl-11-deoxy-15-hydroxy-prosten-1-ol-derivatives
09/22/1981US4291174 1-Hydroxymethyl-15-hydroxy-prosten-1-ol derivatives
09/22/1981US4291057 Insecticides and miticides
09/22/1981US4291054 Insecticidal carbamoyl sulfides
09/22/1981US4291049 Acyl anilines exerting a fungicidal action
09/22/1981US4290960 Preparation of 2,5-dimethyl-4-hydroxy-2,3-dihydrofuran-3-one
09/22/1981US4290958 Spiro[cyclohexane-1,1'(3'H)-isobenzofuran]s
09/22/1981CA1109480A1 Phenoxyphenoxy-propionic acid derivatives
09/22/1981CA1109479A1 PROCESS FOR PRODUCING OPTICALLY ACTIVE .alpha.- HYDROXYCARBOXYLIC ACID ESTER
09/22/1981CA1109477A1 5-sulfamoyl-orthanilic acids and process for their preparation
09/16/1981EP0035880A1 Pre-reacted carboxylic acid anhydride complexes as low temperature curing agents for epoxy resins
09/16/1981EP0035744A1 Dibenzo-furane-oxyalkane carboxylic acid esters, process for their preparation, herbicides containing them and their use as herbicides
09/16/1981EP0035723A1 2,4-Diamino-5-sulfamoylbenzol-sulfonic acids and process for their preparation
09/16/1981EP0035641A2 Cystein derivatives, process for their preparation and medicines containing them
09/15/1981US4289910 Prostaglandin analogs
09/15/1981US4289904 19-Hydroxy-6a-carba-PGI2 sulfonylamides
09/15/1981US4289894 Intermediates in manufacture of penicillins
09/15/1981US4289893 2,5-Inter-O-phenylene-3,4-dinor-PGF2 compounds
09/15/1981US4289888 Prostaglandins having prostacyclin-like pharmacological effects
09/15/1981US4289887 Benzofurane benzoxazoles
09/15/1981US4289878 Prostaglandins
09/15/1981US4289877 2-Decarboxy-2-tetrazolyl-9-deoxy-5,9α-epoxy-4,5-cis-17,18-tetradehydro-PGF1 compounds
09/15/1981US4289784 Pyromellitic diimides and method of increasing feed efficiency in ruminant animals
09/15/1981US4289711 Ester synthesis
09/15/1981US4289702 Preparation of erythorbic acid and ascorbis acid 6-fatty acid esters
09/15/1981US4289701 Reaction of 2,4-dihalobutyric acid with an aniline in presence of inorganic base
09/15/1981US4289693 Textiles
09/09/1981EP0035228A1 Tetrazole derivatives, process for the preparation thereof, and anti-ulcer composition containing the same
09/09/1981EP0035173A1 Arrangement for transferring heat and for compensating profiles in plants for producing phthalic anhydride and maleic anhydride
09/09/1981EP0035047A1 Process for the production of an alpha-L-aspartyl-L-phenylalanine lower alkyl ester and an intermediate therefor
09/08/1981US4288630 Hypotensives, antisecretory, anticoagulants, bronchodilators
09/08/1981US4288623 1-Aryl-4-amino-cyclohexan-1-ols
09/08/1981US4288608 Synthesis of anthracyclines
09/08/1981US4288453 A-(1-phenyl-2,2,2-trifluoroethoxy (or -ethylthio))alkanoic acids useful as anticholesterol and antilipemic agents
09/08/1981US4288449 N-Arylsulfonylpyrroles, their preparation, and therapeutic agents containing these compounds
09/08/1981US4288443 Histamine antagonists
09/08/1981US4288374 Synthesis of 3-buten-1-ol, 3,4-dichlorobutan-1-ol and 3-chlorotetrahydrofuran
09/08/1981US4288373 Herbicides
09/08/1981US4288372 Production of maleic anhydride
09/08/1981US4288371 19-Hydroxy-19-methyl-6,7-didehydro-PGI1 compounds
09/08/1981US4288370 Halogenovinyl-substituted tetra-hydrofuran-2-ones
09/08/1981US4288369 Production of cyclic ethers
09/08/1981CA1108630A1 PROCESS FOR THE PRODUCTION OF .beta.-(5-NITRO-2-FURYL)- ACROLEIN
09/08/1981CA1108625A1 Perfluoroalkyl-iodo norbornane compounds and their use as surfactants
09/02/1981EP0034883A1 2-Nitro-5-(substituted-phenoxy) benzoyl derivatives as herbicides
09/02/1981EP0034876A2 Branched amides of L-aspartyl-D-amino acid dipeptides and compositions thereof
09/02/1981EP0034778A1 Hetero-imino-prostacyclins and process for their preparation
09/02/1981EP0034749A2 Colour-photographic recording material with non diffusing electron donor precursor compounds
09/02/1981EP0034746A1 5-Sulfamoyl-orthanilic acids, processes for their preparation, therapeutic compositions containing them and the compounds for use in therapy
09/01/1981US4287341 Alkoxy-substituted-6-chloro-quinazoline-2,4-diones
09/01/1981US4287210 Microbicidal meta oxy- and thio-substituted phenylanilines
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