Patents
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Patents for C07C 67 - Preparation of carboxylic acid esters (66,429)
03/1982
03/10/1982EP0046870A1 Process for the preparation of anhydrous alkyl iodide
03/10/1982EP0046860A1 Cyclohexane-1,3-dione derivatives
03/10/1982EP0046859A1 Process for the preparation of 1-bromo-3,5-dichlorobenzene
03/10/1982EP0046769A1 Fermentation of bile.
03/09/1982US4319056 And catalysts comprising cobalt and iodide or bromide with a nitrogen or phosphorus compound
03/09/1982US4319053 From 2,6-dialkylphenol and aliphatic or cycloaliphatic ketone, sulfonated styrene-divinylbenzene ion exchange resin
03/09/1982US4319051 Oxidation resistance
03/09/1982US4319049 Bis hydroxymethyl tricyclo (5,2,1,02,6) decane
03/09/1982US4319047 Preparation of beta-methylthiopropionaldehyde
03/09/1982US4319045 By oxidation of a starting material using potassium permanganate
03/09/1982US4319044 Process for recovering useful components from waste gas of methionine synthesis
03/09/1982US4319040 By reacting threo--3-(3,4-dibenzyloxyphenyl)-n-carbobenzyloxyserine with an amino alcohol to form a salt, followed by hydrogenolysis
03/09/1982US4319038 By reacting methyl acetate or dimethyl ether with carbon monoxide and hydrogen in the presence of a catalyst system which includes an aliphatic carboxylic acid, a manganese or rhemium compound, and a heterocyclic nitrogen-containing salt
03/09/1982US4319037 Process for producing methyl formate
03/09/1982US4319036 Carboalkoxy alkyl norbornanes and process for preparing same
03/09/1982US4319035 From aromatic nitro compounds or amines, oxidizers, carbon monoxide, hydroxy compounds
03/09/1982US4319018 In acid catalyst
03/09/1982US4318997 Process and apparatus for multi-stage catalytic methanization of gases
03/09/1982US4318925 4-Homoisotwistane derivatives
03/09/1982US4318923 Benzaminoethylphenoxycyclohexylacetic acid derivatives
03/09/1982US4318922 Insecticides, acaricides
03/09/1982US4318921 Hypotensive agents; adrenergic blocking agents
03/09/1982US4318919 Combating bacteria with tetrachlorophthalamic acids
03/09/1982US4318867 Process for producing difluoroiodoacetyl fluoride
03/09/1982US4318866 Chlorination of 4-methoxybenzoyl chloride
03/09/1982US4318862 Process for producing dimethylcarbonate
03/09/1982US4318847 Physiologically active tetrapeptides
03/09/1982US4318831 Polysubstituted cyclopentene derivatives
03/09/1982US4318823 Containing 4-hydroxyalkane sulfonates
03/09/1982US4318791 Use of aromatic-aliphatic ketones as photo sensitizers
03/09/1982CA1119620A1 Vapor phase chlorination of 1,1-dichloroethane
03/09/1982CA1119619A1 Peroxyketals derived from alkoxyacetones
03/09/1982CA1119618A1 Process for preparing nitroparaffins by nitration in a gaseous phase
03/09/1982CA1119617A1 Intermediates in the preparation of cyclopropanecarboxylate esters and process for their manufacture
03/09/1982CA1119616A1 Hydroxamic acid compounds, method for preparation thereof and medicaments containing such compounds
03/09/1982CA1119615A1 In-situ hydrolysis of antioxidant amides
03/09/1982CA1119614A1 Process for the production of 4-aminobutyric acid or its derivatives
03/09/1982CA1119613A1 Process for preparing benzylidene derivatives
03/09/1982CA1119612A1 Process for preparing diesters of malonic acid
03/09/1982CA1119611A1 Process for preparing diesters of dicarboxylic acids
03/09/1982CA1119610A1 L-cysteine derivatives and medicaments containing them
03/09/1982CA1119609A1 Process for preparing polymethylene polyphenyl polycarbamates
03/09/1982CA1119553A1 Preparation of tetraalkylthiuram disulfides
03/09/1982CA1119379A1 Manufacture of sodium dithionite
03/04/1982WO1982000654A1 New derivatives of phenic acid,method of obtaining them,liquid crystal material with negative dielectric anisotropy,method of obtaining that liquid crystal material,liquid crystal material with low-frequency inversion of sign of dielectric anisotropy and method of obtaining that liquid crystal material
03/04/1982WO1982000638A1 Process for the synthesis of aryloxy derivatives
03/03/1982EP0046731A1 Process for the production of di- and polyallyl ethers
03/03/1982EP0046719A1 Process for the etherification of phenols
03/03/1982EP0046712A1 Fluorinated diaminobutane derivatives
03/03/1982EP0046707A1 Derivatives of 4-aminobutyric acid and the medicines especially active on the central nervous system containing them
03/03/1982EP0046706A2 Supported sequestering agents, process for their production and their use in organic synthesis and extraction of metals
03/03/1982EP0046680A1 Improved catalytic hydrogenation of glycolaldehyde to produce ethylene glycol
03/03/1982EP0046678A1 Process for continuous production of cumene and/or diisopropylbenzene
03/03/1982EP0046665A1 Process for the isomerization of an ortho-,meta-or para-halotoluene
03/03/1982EP0046653A1 Method for converting carboxylic acid groups to trichloromethyl groups
03/03/1982EP0046628A2 Process for the preparation of nickel ylides containing directly sulfonated ylide ligands
03/03/1982EP0046615A1 Preparation of a catalyst for normal paraffin isomerization
03/03/1982EP0046582A1 Inorganic catalyst for alkoxylation of alcohols
03/03/1982EP0046564A1 Process for removing metal from the primary products of oxo-synthesis
03/03/1982EP0046557A1 N-sulfenyl ureas, preparation, fungicidal compositions and use thereof
03/03/1982EP0046556A1 Diisocyanates or mixtures of diisocyanates of the diphenylmethane class, processes for their preparation, as well as their use as synthesis components in the manufacture of polyurethanes by the isocyanate-polyaddition process
03/03/1982EP0046555A1 Process for the preparation of 2,5-dichlorotoluene
03/03/1982EP0046554A1 N-Substituted pyruvic-acid hydrazones, processes for their preparation and medicaments containing these compounds
03/03/1982EP0046534A1 Process for the preparation of pyrocatechol and hydroquinone
03/03/1982EP0046532A1 3,3-Dimethyl-1-fluoro-1-phenoxy-2-butanones(ols), process for their preparation and their use
03/03/1982EP0046496A1 Process for the preparation of diacyloxyhexadienes from hexatrienes, and the corresponding diacyloxyhexadienes
03/03/1982EP0046495A2 Method of preparing N-(D)-ribityl-2-phenylazo-4,5-dimethylaniline
03/02/1982US4317947 Process for the preparation of nitrosobenzene
03/02/1982US4317946 In the presence of a ruthenium catalyst
03/02/1982US4317945 Process for preparing 2-methyl-2-sec.butyl-1,3-propanediol
03/02/1982US4317943 Using a catalyst containing a cobalt compound and a cyclopentadiene ligand to react an aldehyde, alcohol, and synthesis gas
03/02/1982US4317942 Odoriferous 2-alkoxyethyl-cycloalkyl-ethers
03/02/1982US4317937 Preparation and use of bis-(1-bromo-2,3,3-trichloro-2-propenyl) ether
03/02/1982US4317933 Alkylating to produce an aldehyde substituted phenol, esters thereof
03/02/1982US4317930 Phenethylamine derivatives and bronchdilator containing the same
03/02/1982US4317925 Process for the production of di-n-propylacetic acid
03/02/1982US4317920 Antirheumatic agents, antiinflammatory agents
03/02/1982US4317905 Preparation of compounds containing two conjugated double bonds cis-cis and cis-trans
03/02/1982US4317900 Isocyanatomethyl group containing urea derivatives of 3(4), 8(9)-diisocyanatomethyltricyclo [5.2.1.02,6 ] decane, method for their production as well as their use for producing polyurethane elastomers
03/02/1982US4317836 4-6-Dimethyl-7-keto-nonan-3-ol and sex attractant comprising the same
03/02/1982US4317834 Combating arthropods with fluorine-substituted spiro-carboxylic acid benzyl esters
03/02/1982US4317832 Indolyl and methylindolyl substituted aminoalkyl guanidines
03/02/1982US4317819 Amine derivatives
03/02/1982US4317780 Organic ester for use in lubricant compositions
03/02/1982US4317674 Diurethanes, process for making the same and selective herbicide composition containing same
03/02/1982US4317672 Impregnating with a fertilizer and an alpha-methyl-alpha/2,2,2-trichloroethyl/benzyl alcohol or ester
03/02/1982CA1119339A1 Bis-alkylaminophenoxyalkanes as antidegradants
03/02/1982CA1119204A1 Manufacture of ethylene from synthesis gas
03/02/1982CA1119203A1 Process for preparation of trichloroethylene
03/02/1982CA1119202A1 Manufacture of halogenated compounds
03/02/1982CA1119201A1 Process for methanol production
03/02/1982CA1119200A1 Process for preparing tris (hydroxymethyl) aminomethane
03/02/1982CA1119198A1 Manufacture of para-nitrodiphenylamines
03/02/1982CA1119197A1 Substituted amino-aromatic acetylenes and their method of preparation
03/02/1982CA1119195A1 Recovery of nitriles
03/02/1982CA1119193A1 Continuous cyanoethylation process
03/02/1982CA1119192A1 Process for the preparation of acrylonitrile
03/02/1982CA1119191A1 Manufacture of vinyl-lactonitrile
03/02/1982CA1119190A1 1-amino-3-aryloxy-2-propanols
03/02/1982CA1119189A1 N'-phenyl-n-methylurea derivatives, and their production and use
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