Patents
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Patents for C07C 67 - Preparation of carboxylic acid esters (66,429)
06/1989
06/06/1989CA1255207A1 Process for removing acetylene from a c.sub.2-stream
06/01/1989WO1989004821A1 N-(biphenylmethyl)-3-hydroxyglutaramic acid and derivatives as hypocholesterolemic agents
06/01/1989WO1989003827A3 Processes for preparing alkylene and dialkyl ketals and alkyl alpha-enol ethers of alpha-acetyl cinnamic acids or esters thereof
05/1989
05/31/1989EP0318425A1 Derivatives of 2,2-difluorcyclopropyl ethane, process for their preparation and their use in pest control
05/31/1989EP0318399A2 Process for the manufacture of dicarboxylic acids
05/31/1989EP0318319A1 Non-crystalline tris(2-methyl-4-hydroxy-5-tert.butylphenyl)butane
05/31/1989EP0318282A2 Olefins production process
05/31/1989EP0318234A2 Improvements in or relating to selective serotonin uptake inhibitors
05/31/1989EP0318233A2 Improvements in or relating to serotonin and norepinephrine uptake inhibitors
05/31/1989EP0318205A1 Process for the production of nitriles and anhydrides
05/31/1989EP0318186A1 Procedure for producing poly-alpha-olefin-type lubricant
05/31/1989EP0318181A2 N-(Biphenylmethyl)-3-hydroxyglutaramic acids and derivatives as hypocholesterolemic agents
05/31/1989EP0318129A1 Hydrogenation catalyst
05/31/1989EP0318099A2 Monoalkylene glycol production using mixed metal framework compositions
05/31/1989EP0318090A2 Tert-butyl phenyl compounds as anti-inflammatory agents
05/31/1989EP0318073A1 Synthesis of olefins from ketones using organoaluminium compounds
05/31/1989EP0317981A2 Process for producing 1,1-dichloro-1,2,2,2-tetrafluoroethane
05/31/1989EP0317977A2 Production of trisubstituted hydroxyalkyl alkanoates from aldehydes
05/31/1989EP0317975A2 Process for the production of saturated neo-alcohols
05/31/1989EP0317918A2 Pervaporation process for separating alcohols from ethers
05/31/1989EP0317913A2 Di(meth)acrylates, process for their preparation and their use
05/31/1989EP0317911A2 Process for the preparation of phenyl acetaldehydes
05/31/1989EP0317909A2 Process for the preparation of alpha-alkyl acroleins
05/31/1989EP0317907A2 Alkylation of polycyclic aromatic compounds to alkylates enriched in the para-substituted isomers
05/31/1989EP0317898A2 Process for the preparation of mono-ethers of hydroquinones
05/31/1989EP0317888A2 Fluorinated nitroalkyl compounds, and process for the preparation of fluorinated nitroalkyl compounds
05/31/1989EP0317883A2 Partially fluorinated diphenyl ethers, process for their preparation and their use
05/31/1989EP0317882A2 Fluor containing compounds based on 4,4'-bis[2-(4-hydroxy-phenyl)hexafluorisopropyl]diphenylether, process for their preparation and use
05/31/1989EP0317845A2 Substituted hydroxyl amines
05/31/1989EP0317743A1 Process for the preparation of monoblocked (cyclo) aliphatic diisocyanates
05/31/1989EP0255639B1 Heteropolymolybdate mixtures and their use as catalysts
05/31/1989EP0233106B1 (-)-benzhydrylsulfinylacetamide, process for its preparation and its use in therapy
05/31/1989EP0179856B1 Methane conversion process
05/31/1989EP0147399B1 Photochemical reactions for commercial synthesis
05/31/1989CN1004353B Process for the production of n-methylcarbamates
05/31/1989CN1004352B Process for the preparation of new azo compounds
05/30/1989US4835337 Method for producing m-ethyldiphenyls
05/30/1989US4835336 Method for suppressing hydrogenolysis of noble metal/low acidity zeolites
05/30/1989US4835335 Using non-oligomerizing conditions and metal catalyst; then oligomerizaiton with metal catalyst on crystalline mordenite silicate support
05/30/1989US4835328 Process for the production of 2,3-dimethylbutene-1 from propene
05/30/1989US4835325 A,a-dialkyl-a-hydroxyalkybenzene, nitrile, hydrogen peroxide
05/30/1989US4835323 Hydroquinones
05/30/1989US4835320 Process for the preparation of glyoxal monoactals
05/30/1989US4835319 Process for the manufacture of 1,4-bis(4-phenoxybenzoyl)benzene with a zeolite catalyst
05/30/1989US4835318 Process for the preparation of aryl perfluoroalkyl ketones
05/30/1989US4835310 High pressure, antiwear additives for functional fluids
05/30/1989US4835308 Process for producing trimellitic acid
05/30/1989US4835305 Process for the preparation of trifluoroacrylates
05/30/1989US4835300 Fluorine containing urethane compounds
05/30/1989US4835294 2-Substituted-6-methyl-1,3-dioxan-4-one
05/30/1989US4835242 Aryl ether ketones
05/30/1989US4835239 Diisocyanates and their use for the preparation of polyurethanes
05/30/1989US4835227 Blocking sulfonic acids with glycidamides
05/30/1989US4835181 Anticonvulsant agents using cyano dimethylphenyl benzamides
05/30/1989US4835179 Antiulcer dihydrodibenzocycloheptyliden-ethylamine derivatives and process for the preparation of these compounds
05/30/1989US4835156 Vasodilatory dihydrodibenzocycloheptyliden-ethyl piperazine derivatives and process for the preparation of these compounds
05/30/1989US4835132 Catalyst and method of making a precursor for the catalyst
05/30/1989US4835129 Coke removal by combustion; oxychlorination; chemical reduction of group 8 metal component
05/30/1989US4834905 Liquid crystal dielectrics
05/30/1989CA1254910A1 Di-(substituted hydroxyphenylthio) alkane and cycloalkane stabilizers and stabilized compositions
05/30/1989CA1254909A1 Dobutamine salts
05/30/1989CA1254905A1 SOLVENT-FREE CRYSTALLISATION OF PENTAERYTHRITOL TETRAKIS-(3-(3,5-DI-TERT-BUTYL-4-HYDROXYPHENYL) PROPIONATE) AND THE NOVEL .lambda.-CRYSTALLINE FORM THEREOF
05/30/1989CA1254904A1 Transesterification process
05/30/1989CA1254901A1 Carboxy, carboalkoxy and carbamile substituted isonitrile radionuclide complexes
05/30/1989CA1254900A1 Catalyst composition for effecting metathesis of olefins
05/30/1989CA1254890A1 Process for preparing 2-amylanthraquinone from amylbenzene and phthalic anhydride
05/30/1989CA1254889A1 Cosmetic compositions containing 1,8-dihydroxy-10- phenyl-9-anthrone as an active ingredient; application thereof and process for preparing the active ingredient
05/30/1989CA1254885A1 Aglycons useful for the preparation of antibiotics and antitumoral agents of the anthracyclin series and process for their preparation
05/30/1989CA1254874A1 Oxidic precursor of an iron catalyst and its production
05/30/1989CA1254873A1 Titanium-aluminum-silicon-oxide molecular sieve compositions
05/24/1989EP0317492A2 Substituted dicarboxylic acids-bis(3,5-dicarbamoyl-2,4,6-triiodo-anilides), process for their preparation and X-ray contrast agents containing them
05/24/1989EP0317394A2 Process for preparing acid anhydrides
05/24/1989EP0317275A2 Control of ectoparasites
05/24/1989EP0317266A2 Novel thioimidate and amidine insecticides
05/24/1989EP0317265A2 Novel imidate insecticides
05/24/1989EP0317208A2 Preparation of Diaryl Ethers and Diaryl Sulfides
05/24/1989EP0317125A1 Process for the preparation of bromofluoromethane
05/24/1989EP0317006A2 Process for the manufacture of synthetic saponites
05/24/1989EP0316979A1 Synthesis of olefins from ketones using a bis(substituted alumino) substituted methane
05/24/1989EP0316942A2 Manufacture of disulfides
05/24/1989EP0316809A2 Salts of amino-(poly)percarboxylic acids
05/24/1989EP0316787A2 Process for the preparation of mono- or bis-dithiocarbamic acids and their salts and derivatives
05/24/1989EP0316786A1 Trialkyl amine salts of 1,1-dicyano-2-hydroxy-3-chloroprop-1-ene, and process for the preparation of 2-amino-4-chloro-3-cyano-5-formyl thiophene
05/24/1989EP0316734A2 Furazanyl ureas
05/24/1989EP0316733A1 2-Amino pyrazolin-5-one
05/24/1989EP0316715A2 Cyclohexane derivatives
05/24/1989EP0316706A2 Polymerizable compounds and mixture polymerizable by radiation containing them
05/24/1989EP0316426A1 Selective gas-phase isomerization of dimethylnaphthalene: 2,6-dmn triad
05/24/1989CN1033047A Oximino ether compounds
05/24/1989CN1033046A Pentamidine salts useful in the treatment and prophylaxis of pneumocystis carinii pneumonia
05/24/1989CN1033044A Butenoic acid amide compounds, their salts, pharmaceutical composition containing same, and process for preparing same
05/24/1989CN1033043A Autidepressants
05/23/1989US4833274 Perfluoroalkanes and haloperfluoroalkanes, their percursors and process for their synthesis
05/23/1989US4833273 Process for the resolution of 1-aminoindanes
05/23/1989US4833267 Method for production of unsaturated carboxylic acid esters
05/23/1989US4833264 Intermediates for naphthalocyanine dyes
05/23/1989US4833252 Intermediates for sulfonyl urea herbicides
05/23/1989US4833240 Skin disorders; antiinflammatory agents; antialllergens; antitumor agents; ophthalmology
05/23/1989US4833161 Antidiabetic agents, anticholesterol agents, antilipemic agents
05/23/1989US4833151 Insecticidal Ureas and thioureas
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