Patents
Patents for C07C 67 - Preparation of carboxylic acid esters (66,429)
06/1988
06/07/1988US4749811 Carboxylation of enol acetate with carbon monoxide and organic hydroxyl; two chiral centers
06/07/1988US4749809 Optically active borane complex and a method for producing an optically active alcohol derivative by the use thereof
06/07/1988US4749808 Reacting olefin or olefin oxide with carboxylic acid to produce esters
06/07/1988US4749801 Hydrocyanation promoter
06/07/1988US4749797 Tetra-alkyl-2,2,5,5-cyclohexanone-4-01-1 compounds and their sulphonyl derivatives, the process and the intermediates for preparing them and their use in the synthesis of cis-cyclopropane lactones
06/07/1988US4749795 Intermediates for pigments
06/07/1988US4749733 Polyerms, waxes, oils, fats against thermal, oxidative, or actinic degradation
06/07/1988US4749724 Catalysts of molybdenum and tungsten elements or compounds; alkali or alkaline earth promoters
06/07/1988US4749707 Citric acid salt of (+) vinpocetine
06/07/1988US4749701 Aminostyryl compound, leukotriene antagonistic composition containing the same as effective ingredients and method of antagonizing SRS by employing the same
06/07/1988US4749694 Novel lysine esters used as absorption
06/07/1988US4749675 Catalysts for the selective dimerization of ethylene or propylene to monoolefines, of the type based on nickel on a silica support, process for preparing it and dimerization process employing it
06/07/1988US4749674 Catalyst for the non-oxidative dehydrogenation of alkylbenzene to alkenylbenzene
06/07/1988US4749648 Agent for the determination of esterolytic and/or proteolytic enzymes
06/07/1988US4749526 Process for preparing fluoraliphatic ether-containing carbonyl fluoride compositions
06/07/1988US4749523 Neutralizing acid and subsequent amine acylation to amide group; efficient
06/07/1988US4749407 N-propargyl-N-(2-trifluoromethylbenzoyl)-3-substituted benzenesulfonamide and selective herbicide containing the same as an active ingredient
06/07/1988US4749393 Acid gas removal, dehydration, cryogenic separation
06/07/1988CA1237733A1 Hydroxydiphenyl sulfone derivative and heat-sensitive recording material using the derivative
06/07/1988CA1237728A1 Production of carboxylic acids from alcohols using rhodium complex catalysts
06/07/1988CA1237718A1 Ester and amide derivatives of 13,14-didehydro- prostaglandins
06/02/1988WO1988003800A1 Lipoxygenase inhibitors
06/02/1988WO1988003756A1 Amino-alkylated hydroxy compounds and their use as fungicides
06/01/1988EP0269569A2 Esterification process with calcium hydroxybenzyl phosphonate-phenol sulfide catalyst system
06/01/1988EP0269517A1 Process for the production of organic polysulfides, and catalytic system for carrying it out
06/01/1988EP0269514A2 Derivatives of 2,2-dimethylcyclopropanecarboxylic acid bearing a saturated halogenated chain at C-3, process and intermediates for their preparation, their use as pesticides and compositions containing them
06/01/1988EP0269503A2 Ferrierites, process for their preparation and their use
06/01/1988EP0269434A1 Method for producing aminothiophenols and their derivatives
06/01/1988EP0269407A1 Insoluble complex oxidation catalysts
06/01/1988EP0269363A2 Amino-alkylated hydroxy compounds and their use as fungicides
06/01/1988EP0269297A1 Process for the production of aromatic hydrocarbons incorporating by-product utilisation
06/01/1988EP0269281A1 Catalytic decomposition of impurities in tertiary butyl alcohol
06/01/1988EP0269258A2 Process for the preparation of a pyrrolidinol compound
06/01/1988EP0269089A1 Perhydrofluorene derivatives, process for producing same and fluids for traction drive
06/01/1988EP0269078A2 Isomerization process of 2-cis-pentenoic-acid esters to 2-trans-pentenoic-acid esters
06/01/1988EP0269046A2 Process for the isomerization of 2 pentenoic acid esters into 3 pentenoic acid esters
06/01/1988EP0269045A2 Process for preparing etherifed 3-hydroxy valeric acid esters
06/01/1988EP0269044A2 Process for the recuperation of pyridine or methyl pyridine or mixture thereof from a reaction mixture containing butanedicarboxylic acid methyl esters
06/01/1988EP0269043A2 Process for preparing 3 pentenoic acid esters from 2-pentenoic acid esters
06/01/1988EP0269042A2 Process for preparing 2 propenylidene-3 ethyl glutaric acid diesters
06/01/1988EP0269041A2 Fungicidal cyclohexylamines
06/01/1988EP0269029A2 Process for preparing perfluoroethers by fluorination with elemental fluorine
06/01/1988EP0269011A1 Process for the production of aldehydes
06/01/1988EP0269009A2 Method for the production of carbinol derivatives
06/01/1988EP0268999A2 Process for producing t-butyl methacrylate
06/01/1988EP0268990A2 New benzothiadiazine compounds, processes for the preparation thereof and pharmaceutical composition comprising the same
06/01/1988EP0268952A1 Benzoyl(thio) ureas
06/01/1988EP0268943A1 Benzoyl(thio)ureas
06/01/1988EP0268931A2 Process for preparing 2-substituted 4-acyloxy-2-butenals
06/01/1988EP0268864A2 Method for the continuous production of alkyl esters of pentenoic acid
06/01/1988EP0268856A1 Preparation of primary aralkyl urethanes and ureas and isocyanates derived therefrom
06/01/1988EP0268826A1 Process for the treatment of reactive mixtures containing cyclohexyl hydroperoxide
06/01/1988EP0268801A1 Technetium-99m labeled dioxime complexes and kit suitable for labeling with technetium-99m
06/01/1988EP0268795A2 2-(2-substituted benzoyl)-4-(substituted oxy or substituted thio)-1,3-cyclohexanediones, a process for their production and a herbicidal composition containing them
06/01/1988EP0209574B1 Method for preparing copper-diamine complexes and diamines
06/01/1988CN87107990A Benzothiadiazine compounds, processes for preparing thereof and pharmaceutical composition comprising same
06/01/1988CN87107926A Process for preparing fatt acid nitrile and glycerin with glyceride
06/01/1988CN87107910A New magnesium alkali-zeolite, and process and application thereof
06/01/1988CN87106585A Process for production of aromatic carboxylic acids
06/01/1988CN87104339A Method of separating monohydrate l-cysteine hydrochloride
05/1988
05/31/1988US4748287 Selective chlorination, iodine, sulfur, friedel-crafts catalyst
05/31/1988US4748286 Production of crystalline tribromostyrene
05/31/1988US4748285 Catalysts and process for gaseous phase fluorination of aliphatic chlorinated derivatives
05/31/1988US4748284 Process for preparing 1,1-dihalo-1,2,2,2-tetrafluoroethanes
05/31/1988US4748282 Process for the synthesis of mono- di-hydroxyfluoro-alkanes
05/31/1988US4748278 Process for the isolation of p-hydroxybenzaldehyde
05/31/1988US4748277 Process for the preparation of trifluoromethylanilines
05/31/1988US4748274 4-hydroxy-4-(substituted alkenyl)cyclohexanecarboxylic acids
05/31/1988US4748273 Amphiphilic diacetylene compound containing benzene ring and film prepared therefrom
05/31/1988US4748271 Process for the preparation of cis-5-fluoro-2-methyl-1-(4-methyl-thiobenzylidene)-indene-3-acetic acid
05/31/1988US4748270 Preparation of aromatic cyanates
05/31/1988US4748268 Continuous process for production of methacrylic acid ester of C1 to C4 aliphatic alcohol
05/31/1988US4748267 Fluorochemical biuret compounds and fibrous substrates treated therewith
05/31/1988US4748266 Substituted 2-oxocyclohexaneacetic acid esters
05/31/1988US4748261 Hydroformylation catalysts
05/31/1988US4748259 Process for the preparation of mixtures of metal salts of ring-substituted salicylic acid compounds
05/31/1988US4748257 4-fluoro-3-phenoxy-benzaldehyde acetals
05/31/1988US4748256 Process for the preparation of (6-methoxy-2-naphthyl)-(1-bromoethyl)-ketone and its derivatives
05/31/1988US4748253 Process for preparing esters of alkanoic acids via rearrangement of alpha-haloketals
05/31/1988US4748249 Combating fungi with novel azolyl-tetrahydrofuran-2-ylidene-methanes
05/31/1988US4748174 Nonsteroidal antiinflammatory and analgesic drugs
05/31/1988US4747972 Sulfonic acid compositions having reduced sulfur-containing contaminants
05/31/1988US4747969 Process for the production of fatty acid mixtures containing a high proportion of C6 -C10 -fatty acids
05/31/1988US4747914 Process for the purification of 1,2-dichloroethane
05/31/1988CA1237447A1 Conversion of paraffins to aromatics
05/31/1988CA1237446A1 Process for the production of aldehydes
05/31/1988CA1237444A1 Process for the preparation of acetic acid and/or methyl acetate
05/31/1988CA1237443A1 Preparation of pure monoesters of adipic acid
05/31/1988CA1237433A1 Cyclopropane carboxylic acid derivatives; process for preparing the same and their use for controlling plant pests; compositions thereof and new intermediates produced
05/25/1988EP0268548A2 Reduction of ketonic carbacyclin intermediates
05/25/1988EP0268525A1 Process for the production of a rhenium-containing catalyst, catalyst thus obtained and its use in the production of olefins by the metathesis process
05/25/1988EP0268507A1 Process for the preparation of alkylthiochloroformiates
05/25/1988EP0268448A1 Continuous hydrocyanation process using zinc halide promoter
05/25/1988EP0268424A1 A process for preparing a polymerisable latex-forming solution incorporating unsaturated nitrogen-containing acid
05/25/1988EP0268389A2 Cyclopenthyl ethers and their preparation and pharmaceutical formulation
05/25/1988EP0268322A1 Photochlorination of aromatic compounds in the side chain
05/25/1988EP0268318A1 Process and catalyst for production of a bisphenol
05/25/1988EP0268269A2 A method for preparation of polybromoacenaphthene and/or its condensate
05/25/1988EP0268268A2 Hydroformylation using low volatile phosphine ligands
05/25/1988EP0268267A2 Guanidinomethylbenzoic acid derivatives, compositions containing the same, processes for preparing the same, and the use of the same in the manufacture of medicaments of therapeutic value