Patents
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Patents for C07C 67 - Preparation of carboxylic acid esters (66,429)
11/1989
11/08/1989EP0340702A1 Process for preparing hydroxybenzaldehydes
11/08/1989EP0340645A1 Formyl-Trimethylbicyclo(2,2,2)oct-7-ene Isomers
11/08/1989EP0340593A2 Use of esters of titanic and/or zirconic acid as ethoxylation or propoxylation catalysts
11/08/1989EP0340587A2 Process for the preparation of long chain carbon compounds with vicinal diol groups
11/08/1989EP0340584A1 Process for the preparation of modified polyisocyanates.
11/08/1989EP0340581A2 Process for the chlorination in the nucleus of aromatic hydrocarbons
11/08/1989EP0340576A2 Process for recovering pure dimethyl ether (DME)
11/08/1989EP0340560A2 Aldolcondensation of nitroparaffines
11/08/1989EP0340487A2 Process for the recovery of p-xylene with a purity of at least 99,5%
11/08/1989EP0340416A1 Process for preparing vinyl chloride by reacting acetylene with hydrogen chloride
11/08/1989EP0340324A2 Process for the preparation of pure dimethyl ether
11/08/1989EP0185080B1 Alpha-, omega-dicarboxylic acids, process for their preparation and medicines composed thereof
11/08/1989EP0182872B1 A process for the preparation of cyclobutene-substituted aromatic hydrocarbons
11/08/1989CN1036952A Hydrocinnamic acid derivatives
11/08/1989CN1036950A Catalyzing compounding acetic isoborneol ester from natural silky tustre zeolite
11/08/1989CN1036947A Process for preparing carboxylic acids
11/08/1989CN1036945A Process for preparing sodium fluoroalcoholates
11/08/1989CN1036943A Gas-phase fluorination proces
11/07/1989USRE33109 Chalcone derivatives
11/07/1989US4879420 Preparation of mixtures of butanediols
11/07/1989US4879418 Process for the preparation of aldehydes
11/07/1989US4879415 Separate streams, nitroaniline or nitrophenol, hydrochloric acid, chlorination
11/07/1989US4879411 Method for racemization of optically active serine
11/07/1989US4879410 Carbamylmethylation of aromatic hydrocarbons
11/07/1989US4879409 Cyclohexylmethane diisocyanates
11/07/1989US4879408 Intermediates for polyurethanes
11/07/1989US4879407 Process for the preparation of ethyl trifluoroacetate
11/07/1989US4879406 Dehydroformylation
11/07/1989US4879405 Zeolite and phosphate
11/07/1989US4879404 Novel salicylates, their salts, pharmaceutical compositions containing them and process for preparing same
11/07/1989US4879402 Dentures
11/07/1989US4879401 Process for removal of impurities in alkyl nitrite formation
11/07/1989US4879383 Urea derivatives
11/07/1989US4879327 New phosphorous acid salts, compositions containing them, and their application as fireproofing agents
11/07/1989US4879314 Fungicides, insecticides, bactericides
11/07/1989US4879311 Analgesic, antiinflammatory
11/07/1989US4879310 New cyanohydrin iodopropargyl ethers, process for their preparation and their use as microbicides
11/07/1989US4879302 Certain oximino-cyclopropane carboxylates having insecticidal activity
11/07/1989US4879284 Naphthalene derivatives having retinoid type action, the process for preparation thereof and medicinal and cosmetic compositions containing them
11/07/1989US4879070 Hydrogen, carbon dioxide, tertiary amine, rhodium-organophosphorus catalyst
11/07/1989US4879068 Process for the preparaiton of alkyl fluorides
11/07/1989US4879038 Separation agent comprising acyl- or carbamoyl-substituted polysaccharide
11/07/1989US4878942 And herbicide
11/07/1989US4878939 Fungicidal and plant-growth regulating azolyl ether ketones and alcohols
11/07/1989EP0297137A4 Deicing compositions comprising alkaline earth or alkali metal carboxylates and processes for their production.
11/07/1989CA1262730A1 Tris(disubstituted amino)sulfonium perfluroalkoxides and -perfluoroalkylmercaptides and process for their preparation
11/07/1989CA1262720A1 Composition of matter and method of oxidative conversion of organic compounds therewith
11/07/1989CA1262719A1 Alcohols production by hydrogenation of carboxylic acids
11/07/1989CA1262718A1 Process for the production of catalytically-active metallic glasses
11/07/1989CA1262713A1 Crystalline aluminosilicate compositions, the preparation thereof and their use in the conversion of synthesis gas to low molecular weight hydrocarbons
11/07/1989CA1262683A1 Use of certain compounds in livestock food as growth promotants for better feed utilization and improved carcass composition
11/02/1989WO1989010344A1 Process for producing methyl acetate from methyl formate
11/02/1989EP0340117A1 Method of diacylation of compounds containing two aromatic rings
11/02/1989EP0340061A1 Superacidic catalysts for low temperature conversion of aqueous ethanol to ethylene
11/02/1989EP0340030A2 Triazine derivatives
11/02/1989EP0339987A2 Liquid crystal compounds having naphthalene nucleus
11/02/1989EP0339956A1 Process for producing nitrophenol compound
11/02/1989EP0339878A2 Propanamine derivatives
11/02/1989EP0339854A2 Synthesis of N-t-alkyl-1,2-diacylhydrazines
11/02/1989EP0339815A2 Process for the preparation of pure cis-cyclopropane carboxylic acids and intermediates therefor
11/02/1989EP0339764A1 Process for preparing carnitine
11/02/1989EP0339704A1 Catalyst for dehydrogenating organic compounds, a process for its preparation and its use
11/02/1989EP0339688A1 Hydroxyphenylthioalkylketones
11/02/1989EP0339600A2 Polycyclic amine derivatives useful as cerebrovascular agents
11/02/1989EP0339599A2 Process for producing acylaromatic compounds
11/02/1989EP0339553A2 Catalyst and process for producing aromatic nitriles
11/02/1989EP0339455A2 Process for preparing biaryl compounds
11/02/1989EP0339426A2 Use of calcined hydrotalcites as ethoxylation or propoxylation catalysts
11/02/1989EP0339330A2 Process for the production of ethyle acetate
11/02/1989EP0339281A1 Method of purifying benzanthrone
11/02/1989DE3813636A1 Process for the removal of indole, quinoline bases and higher phenol derivatives from coal tar oil by extraction with supercritical gases
11/01/1989CN1036754A Process catalyzed oxidation for preparing mixtures of alcohols and ketones from alkane
11/01/1989CN1036711A Carbon dioxide calcination of methanol dissociation catalysts
10/1989
10/31/1989US4877909 Process for reducing aldehydes or ketones
10/31/1989US4877908 Chiral phosphorus compounds, a process for their manufacture and their application to the catalysis of enantioselective synthesis reactions
10/31/1989US4877904 Bicyclic ketones as odorants and flavorants
10/31/1989US4877903 Oxidation of cyclohexane, decomposition of cyclohexyl hydroperoxide
10/31/1989US4877898 Process for one step esterification using an intermetallic palladium based catalyst system
10/31/1989US4877891 Intermediates for e7,z-9-dodecadienyl acetate
10/31/1989US4877883 Substituted pyrazoles
10/31/1989US4877870 Process for producing 10-hydroxyanthracyclines
10/31/1989US4877824 Sulfur-containing compounds as antioxidants for lubricants and elastomers
10/31/1989US4877811 Chemical compounds
10/31/1989US4877789 Antiallergens, antiinflammatory agents; skin disorders
10/31/1989US4877786 Pesticides
10/31/1989US4877740 Production of cells
10/31/1989US4877732 Culturing strain of pseudomonas putida with benzotrifluoride or analogs
10/31/1989US4877540 Used in treating textiles and-or leather
10/31/1989US4877220 Hexasubstituted cyclohexane compounds
10/31/1989CA1262555A1 RHODIUM CATALYZED HYDROFORMYLATION OF .alpha.- SUBSTITUTED .alpha.-OLEFINS
10/31/1989CA1262554A1 Process for the preparation of 4,4'-dinitrostilbene-2, 2'-disulphonic acid salts
10/31/1989CA1262552A1 LONG-CHAIN .alpha.,.omega.-DICARBOXYLIC ACIDS AND DERIVATIVES THEREOF AND PHARMACEUTICAL COMPOSITIONS CONTAINING THEM
10/26/1989DE3912003A1 Reactor for hydrocarbon reforming and process for hydrocarbon reforming
10/25/1989EP0338992A2 Substituted aryl and heteroaryl bicyclodiones
10/25/1989EP0338898A1 Process for the preparation of an ortho-substituted mono-brominated derivative of phenol
10/25/1989EP0338891A1 Method for the production of 4,4'-dibromobiphenyl in a strongly acidic medium
10/25/1989EP0338890A1 Process for the preparation of 4-bromobiphenyl
10/25/1989EP0338852A1 Process for the carbonylation of arylalkyl halides
10/25/1989EP0338734A2 Reductive alkylation process
10/25/1989EP0338730A1 Carbonylation of allylic alcohols
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