Patents
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Patents for C07C 67 - Preparation of carboxylic acid esters (66,429)
06/1983
06/14/1983US4388106 Antidotes against herbicides
06/14/1983CA1148175A1 Process for producing resorcinol
06/14/1983CA1148173A1 Preparation of aromatic azomethines
06/14/1983CA1148172A1 1-(acylaminoaryloxy-)2-hydroxy-3-alkinylaminopropanes and processes for their production
06/14/1983CA1148171A1 Dimeric carbonylation of 1,3-butadiene
06/14/1983CA1148169A1 Process for the preparation of new sulphenylated acylurethanes and their use as microbicides
06/14/1983CA1148152A1 Antiarrhythmic tetrahydronaphthalene derivatives
06/14/1983CA1148147A1 Purification of l-aspartyl-l- phenylalanine alkyl esters
06/14/1983CA1148136A1 Process for preparing catalysts containing molybdenum and/or tungsten oxides and other metallic oxides
06/09/1983WO1983001952A1 Physiologically active substance and process for its preparation
06/09/1983WO1983001897A1 Leukotriene analogues
06/08/1983EP0080957A1 Process for the preparation of linear saturated diesters
06/08/1983EP0080808A1 Distillation apparatus
06/08/1983EP0080759A1 Process for the preparation of 3,5-dimethylphenol
06/08/1983EP0080746A1 New diphenyl ethers having herbicidal activity
06/08/1983EP0080721A2 Diphenylalkanoamine derivatives, and their production and use
06/08/1983EP0080658A1 Process for producing cyclic 1,2-cis diols from cyclic 1,2-epoxides
06/08/1983EP0080644A1 Process for the preparation of 1-amino-2-naphthol-4-sulfonic acid (amidol acid)
06/08/1983EP0080595A1 Alkanesulfonanilide derivatives and pharmaceutically acceptable acid addition salts thereof
06/08/1983EP0080592A1 A novel vasodilator compound, process for the preparation thereof and pharmaceutical compositions thereform
06/08/1983EP0080572A1 Process for obtaining purified formaldehyde
06/07/1983US4387262 Process for oligomerizing olefins
06/07/1983US4387258 Of acetylenes and diolefins
06/07/1983US4387254 Process for the preparation of iodoalcohols having a perfluoroalkyl chain
06/07/1983US4387253 Preparation of dichlorobenzyl alcohol
06/07/1983US4387252 Process for the preparation of polyhydric phenols
06/07/1983US4387251 By condensation of a ketone with phenol in the presence of an aromatic sulfonic acid
06/07/1983US4387250 Phosphonium salts, process for their preparation and use of same as starting materials for preparing unsaturated bicyclic compounds
06/07/1983US4387248 α,β-Unsaturated aldehydes and use of same as flavoring ingredients
06/07/1983US4387246 Method of preparing orthotrifluoromethyl aniline
06/07/1983US4387241 Novel 16-aryloxy-17,18,19,20-tetranorprostanoic acids and derivatives
06/07/1983US4387158 Resorcinol compounds as photographic couplers-black images
06/07/1983US4387152 Light-sensitive mixture and copying material prepared therefrom, and process for the preparation of a printing form from the copying material
06/07/1983US4387104 Hypoglycemic agents
06/07/1983US4387103 Method for treatment or prophylaxis of cardiac disorders
06/07/1983US4387057 Phosgenating diamines
06/07/1983US4387056 Precipitation with hydrocarbon, halohydrocarbon or nitrile
06/07/1983US4387054 Process for the preparation of quinizarin
06/07/1983US4387053 Stabilization of oxime carbamates with gallic acid, lower alkyl ester derivatives thereof
06/07/1983US4387041 3-dialkylamino-3-(substituted phenyl)-prop-1-yne
06/07/1983US4387039 Trans-4-(trans-4'-alkylcyclohexyl)-cyclohexane carboxylic acid 4'"-cyanobiphenyl ester
06/07/1983US4387038 Liquid crystals
06/07/1983US4387033 Calcium sulphonate process
06/07/1983US4387005 Process and apparatus for carrying out the first stage of separation of constituents of a reaction mixture obtained during synthesis of asymmetric dimethylhydrazine by the Raschig method
06/07/1983US4386954 Herbicidal diphenyl ethers
06/07/1983CA1147756A1 Acetylene recovery process and apparatus
06/07/1983CA1147751A1 1-aryloxy-3-alkylamino-2-propanoles and processes for their production
06/07/1983CA1147750A1 Process for the preparation of antioxidant amides
06/07/1983CA1147747A1 Process for preparing alpha-naphthol esters of aliphatic carboxylic acids
06/07/1983CA1147746A1 2-amino-3-(alkylthiobenzoyl)phenylacetic acids
06/07/1983CA1147745A1 M-phenoxy-benzyl esters of amino acids such as valine
06/07/1983CA1147741A1 Phosphonium phenoxide catalysts for promoting reaction of epoxides with phenols and/or carboxylic acids
06/07/1983CA1147718A1 Recyclable boron trifluoride catalyst and method of using same
06/01/1983EP0080450A1 Oxidation and ammoxidation catalyst
06/01/1983EP0080449A1 Synthesis of isoprene from linear butenes
06/01/1983EP0080419A2 8-Haloalkyl-4H-(1)-benzopyran-4-ones and preparation processes
06/01/1983EP0080388A1 Process for continuously preparing alkanolamin and/or alkylamin photosulfonates from fatty esters or petroleum paraffins, and alkanolamin and/or alkylamin photosulfonates so obtained
06/01/1983EP0080334A1 4-(N-(hydroxybenzyl)aminomethyl)cyclohexane-1-carboxylic acids
06/01/1983EP0080312A1 The preparation of certain diphenyl ethers especially 5-(4-trifluoromethylphenoxy)- and 5-(2-halo-4-trifluoromethylphenoxy)-2-nitrobenzoic acid and salts and esters and amides
06/01/1983EP0080301A2 Herbicidal cyclohexane-1,3-dione derivatives
06/01/1983EP0080296A1 Pharmaceutically active phenyl-thia-, oxa- or triazinones
06/01/1983EP0080276A1 Azocarboxylic esters useful as polymerisation initiators
06/01/1983EP0080275A1 Preparation of azoiminoether hydrochlorides from azonitriles and their hydrolysis to azocarboxylic esters
06/01/1983EP0080270A2 Synthesis process and reactor
06/01/1983EP0080229A1 Salicylic derivatives of N-acetylcysteine
06/01/1983EP0080148A1 3-l-menthoxypropane-1,2-Diol
06/01/1983EP0080119A1 Process for the preparation of N-formyl-alpha-amino-acid esters
06/01/1983EP0080118A2 A process for preparing malondialdehyde tetraalkyl acetals
06/01/1983EP0080106A1 Process for preparing N-substituted N-isocyanatocarbonyl carbamates
06/01/1983EP0080105A1 N-sulfenyl-N"-carboxylic-acid esters biurets, preparation thereof and use thereof as pesticides
06/01/1983EP0080098A1 Process for the preparation of 1,2-dichloroethane
06/01/1983EP0080061A1 Cis-bicyclo(3.3.0)octane derivatives, medicines containing them and process for the preparation of these compounds and these medicines
06/01/1983EP0080046A1 N-alkoxysulfenylcarbamates
06/01/1983EP0080023A1 Process for the continuous esterification of methacrylic acid
06/01/1983EP0080011A1 Novel compounds with antiinflammatory and analgesic activity, process for the preparation thereof and pharmaceutical compositions therefrom
06/01/1983EP0080010A1 Novel compounds with antiinflammatory and analgesic activity, process for the preparation thereof and pharmaceutical compositions therefrom
06/01/1983EP0079966A1 Process for preparing dl-cysteine
06/01/1983EP0079899A1 Topical cosmetic preparations containing hetero-aryl-mercapto-alkanoic acid derivatives as additives having an anti-seborrhea acitivity.
06/01/1983EP0016179B1 Coal gasification plant
05/1983
05/31/1983USRE31260 Process for the preparation of an acetonitrile derivative
05/31/1983US4386230 Hydrocarbon conversion
05/31/1983US4386227 Two-functional-group-containing terpenoids
05/31/1983US4386223 Hydration, decomposition, neutralization
05/31/1983US4386220 Polyunsaturated bicyclic compounds, their preparation and use of same as starting materials for preparing monounsaturated bicyclic compounds
05/31/1983US4386219 Hydrogenation catalysts for the preparation of propanediols and processes for the preparation of propanediols, using such catalysts
05/31/1983US4386205 Brucine salt of hemiphthalate
05/31/1983US4386102 Phenyl-N-(cyanoalkylsulfenyl)-N-methylcarbamates and the use thereof in pest control
05/31/1983US4386099 Imidazolylphenyl amidines, pharmaceutical compositions containing same and use thereof
05/31/1983US4386080 Anti-androgenic amide derivative
05/31/1983US4386037 Sulphonic acids of tolyl ether sulphones
05/31/1983US4386035 Intermediates for preparation of 3-bromo-4-fluoro-benzyl alcohol
05/31/1983US4386033 Boiling, condensation of vapors, circulation; separation
05/31/1983US4386031 Anticoagulants; antiallergens; antinflam-matory and antilipemic agents; antihistamines; cardiovascular disorders
05/31/1983US4386018 Hydrogenation catalysts for the preparation of propanediols
05/31/1983US4386017 Preparation of improved catalyst composition
05/31/1983US4386007 Liquid crystalline naphthalene derivatives
05/31/1983US4385965 In two rectifying columns; the second column pressurized
05/31/1983US4385927 Ether of n-2,3-dichlorophenyl p-hydroxybenzamide
05/31/1983CA1147353A1 Process for isomerising xylenes
05/31/1983CA1147352A1 Process for the preparation of alkyl benzenes
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