Patents
Patents for C07C 67 - Preparation of carboxylic acid esters (66,429)
06/1988
06/29/1988EP0272909A2 Synthesis of aminothioacetamides
06/29/1988EP0272846A2 Synthesis of carbonyl compounds
06/29/1988EP0272830A2 Alkylation catalysts and processes
06/29/1988EP0272742A1 Method for preparation of mercaptobenzoates
06/29/1988EP0272692A2 Condensation copolymers containing bis-methine moieties and products therefrom
06/29/1988EP0272684A2 Derivatives of N-(methylsulphonylphenylethyl)-2-propenamides and their use as antibiotics
06/29/1988EP0272674A2 Process for producing 2,6-dichlorobenzyl alcohol
06/29/1988EP0272671A2 Aryloxy and arylacyloxy methyl ketones as thiol protease inhibitors
06/29/1988EP0272665A2 Aminourethanes, process for their preparation and their use
06/29/1988EP0272663A1 Process for preparing isoprene
06/29/1988EP0272662A2 Process for the production of dienes
06/29/1988EP0272650A1 Diamino-beta-alkylstyrenes for use in preparing polyurethane/urea systems
06/29/1988EP0272644A2 Intermediates and their use in the synthesis of organic compounds
06/29/1988EP0272621A2 Method for the production of 5H-dibenzo[a,d]cyclohepten-5-ones
06/29/1988EP0272583A2 5-Substituted amino-4-hydroxy-pentenoic acid derivatives and their use
06/29/1988EP0272580A2 Liquidcrystalline cyclohexylbenzene derivatives their manufacturing and novel nematic admixtures containing same
06/29/1988EP0272576A1 Quaternary ammonium halide salts of cinnamate esters as sunscreen agents and compositions containing same
06/29/1988EP0272555A2 Aminomethylisoxazolidines
06/29/1988EP0272535A2 Polymeric emulsifiers based on aminotelechelic vinyl oligomers
06/29/1988EP0272501A1 Method for the production of 4-(2'-chloroethyl)benzoic acid
06/29/1988EP0272478A1 Glycyrrhetic acid derivatives and use thereof
06/29/1988EP0272444A2 Renin-inhibiting peptides
06/29/1988EP0272378A1 Process and device for cooling cracking gases
06/29/1988EP0272306A1 Oligomerization of olefins.
06/29/1988EP0272301A1 Polymerizable liquid crystal materials and polymers displaying liquid crystal phases.
06/29/1988EP0272285A1 Acylation and sulfonation of silylketene acetals
06/29/1988EP0272279A1 Process for producing diaminoalkane derivatives
06/29/1988CN87106830A 叔胺化合物 Tertiary amine compound
06/29/1988CN87106518A Middle distillate compositions with reduced wax crystal size
06/29/1988CN87101298A Method for elimiorating reentry disulfides in mercaptan extraction
06/28/1988US4754100 Catalytic conversion of C3 aliphatics to higher hydrocarbons
06/28/1988US4754090 Process for the preparation of hexamethyl tetracosanes
06/28/1988US4754089 Separation of phase by permeable membrane
06/28/1988US4754088 Process for oxychlorination of ethylene
06/28/1988US4754087 Reacting hydrogen halide with terminal conjugated diene using cuprous halide-salt catalyst
06/28/1988US4754085 Process for the preparation of hydrofluoroalkanes
06/28/1988US4754084 Pyrolysis
06/28/1988US4754082 Dehydrohalogenation of perfluoroalkylhalohydrins
06/28/1988US4754081 Process for dearylation of alkylenebisphenols and alkyltrisphenols
06/28/1988US4754073 Oxidation of alcohols, heteropoly acid salt
06/28/1988US4754071 Intermediates for dyes, one step
06/28/1988US4754070 Rhodium and ruthenium on catalyst support
06/28/1988US4754069 Phenolic couplers
06/28/1988US4754068 Starting material for polyimides and polyamides
06/28/1988US4754066 Age protection agents, the production thereof and the polymers which contain them
06/28/1988US4754060 Oxidation of 2,6-diisopropylnaphthalene in the presence of heavy metal and bromine catalyst
06/28/1988US4754058 Inhibition of polymerization fouling during distillation of monomers in the presence of sulfur oxides
06/28/1988US4754053 Purification with sodium carbonate decahydrate; isolation of ester; alcoholysis with titanium alkoxide catalyst of acid anhydride
06/28/1988US4754044 From ketene o,o-acetals and triazole or amidazole, fungicides
06/28/1988US4754024 Fibre-reactive azo dyes containing vinylsulfonyl or analogous groups
06/28/1988US4753924 Organoleptic
06/28/1988US4753914 Copper and alkali metal ions on columnar carrier, oxychlorination of ethylene
06/28/1988US4753913 Gas-phase alkylation of phenols, and a catalyst for this purpose
06/28/1988US4753912 Michael reaction product of phosphine and unsaturated compound, ester interchange, carbonylation
06/28/1988US4753911 Insoluble complex oxidation catalysts
06/28/1988US4753745 Methylene linked aromatic pour point depressant
06/28/1988CA1238654A1 Process for producing isobutene
06/28/1988CA1238653A1 Phenols and use thereof as stabilisers
06/28/1988CA1238652A1 Process for the production of dinitrotoluene
06/28/1988CA1238648A1 Method for production of oxydicarboxylic acid salts
06/28/1988CA1238645A1 Indoanilines or indophenols; process for preparing the same; dyeing compositions containing these compounds and hair-dyeing process using them
06/28/1988CA1238644A1 Process for the preparation of methyl ketones
06/23/1988DE3642835A1 Process and apparatus for the preparation of methyl formate
06/22/1988EP0272238A2 Preparation of substituted aromatic amines
06/22/1988EP0272213A2 Process for the oxidation of aromatic secondary alcohols
06/22/1988EP0272191A1 Process for the preparation of diesters of hexenedioic acid
06/22/1988EP0272181A1 Process for the preparation of dithiols
06/22/1988EP0272146A2 Isopropyl alcohol purification process
06/22/1988EP0272115A2 Optically active liquid crystalline biphenyl compound
06/22/1988EP0271868A2 Process for preparing optically active cyano compound
06/22/1988EP0271829A2 Delta-hydroxy-beta-lysine derivatives and their production
06/22/1988EP0271823A1 Process for eliminating reentry disulfides in a mercaptan extraction process
06/22/1988EP0271812A1 Process for the production of carbonyl compounds
06/22/1988EP0271790A2 Process for the preparation of phenoxy-substituted esters and their intermediates
06/22/1988EP0271780A2 Substituted 1-benzylsulfonyl-3-heteroaryl(thio) urea
06/22/1988EP0271747A2 Process for the continuous fractionation of a mixture of fatty acids
06/22/1988EP0271709A1 Salt of diclofenac with a cyclic organic base and pharmaceutical compositions which contain it
06/22/1988EP0271679A2 Isocyanates derived from dienes and process and their preparation
06/22/1988EP0271649A2 Esters of 3-tert.-butyl- or 3-tert.-butyl-5-alkyl-4-hydroxyphenyl(alkan)oic acids with ethoxylates of bis-(4- or 2-hydroxyphenyl) alkanes, oxides, sulfides and sulfones of tris-(4-hydroxyphenyl) alkanes and of 1,3,5-bis-(4-hydroxyphenyl-isopropylidene) arylene, their preparation and use as stabilizers
06/22/1988EP0271575A1 Layered metal chalcogenides containing interlayer chalcogenides and their synthesis.
06/22/1988EP0271571A1 Antiviral guanidine derivative compositions and their methods of use
06/22/1988EP0271563A1 Layered silicates and their synthesis.
06/22/1988EP0218089B1 Optically active (meth)-acryl amide, polymers thereof, process for their preparation and their use in the separation of racemates
06/22/1988EP0203152B1 Methyl substituted bicyclo ad2.2.1 bdheptane nitriles, process for production of these nitriles and their use as scents
06/22/1988CN87107450A Process for preparation of pentafluorophenylmethyl 2,2-dimethyl-3-formyl cyclopropane carboxylate
06/22/1988CN87107427A Substituted aminomethyl-5,6,7,8-tetrahydronaphthloxy-acetic acids, intermed iate products, processes for their preparation and their use in medicaments
06/22/1988CN87107325A Process for selective preparation of alkenecarboxylic acid derivatives
06/21/1988US4752862 Electronic device
06/21/1988US4752616 Arylthioalkylphenyl carboxylic acids, compositions containing same and method of use
06/21/1988US4752417 Method for optical resolution of phenylacetic acid derivative
06/21/1988US4752338 (Meth)-acrylic acid esters
06/21/1988US4752321 Benzoylaminomethylpyrazoles and -furans, composition containing them, and fungicidal and plant growth regulating method of using them
06/21/1988CA1238344A1 PROCESS FOR THE PRODUCTION OF .beta.-HYDROXYPROPIONIC ACID AMIDE
06/21/1988CA1238343A1 Thiophenylureas, their production and use
06/21/1988CA1238342A1 Omega-/2,4-dihalobiphenylyl/oxo alkanoic acids and a process for their preparation
06/21/1988CA1238341A1 Process for preparing naproxen
06/21/1988CA1238340A1 Isomerization of diacyloxybutenes
06/21/1988CA1238337A1 Preparation process of cinnamate esters
06/21/1988CA1238331A1 Ethers containing organic residues with chiral atoms; process for preparing the same and their use for the resolution of alcohols or some hemiacetals
06/21/1988CA1238330A1 Process for preparing (hydrocarbylthio) aromatic amines