Patents
Patents for C07C 67 - Preparation of carboxylic acid esters (66,429)
01/1988
01/13/1988EP0252441A2 Quaternary ammonium compounds and their application
01/13/1988EP0252425A2 Low melting urethane linked toluenediisocyanates
01/13/1988EP0252408A2 Method for the production of carboxylic acid halides
01/13/1988EP0252402A1 Process for the preparation of (2,2)-paracyclophane and derivatives thereof
01/13/1988EP0252389A2 1,1-Dialkoxy-2-methyl-4,4-diacyloxybutenes
01/13/1988EP0252378A1 Aliphatic aldehydes, method for their production and their application as perfume agents
01/13/1988EP0252365A2 Process for the condensation of aldehydes
01/13/1988EP0252357A2 Process for the preparation of (4-hydroxyphenyl)-4-hydroxy-benzoate, and its use
01/13/1988EP0252305A2 Use of avarone and avarol and derivatives thereof for the preparation of a pharmaceutical composition for the control of adult T-cell leukemia/lymphoma
01/13/1988EP0252304A2 Use of avarone and avarol and derivatives thereof for the preparation of a pharmaceutical composition for the control of AIDS and ARC
01/13/1988EP0252298A2 Certain 2-benzoyl-1,3,5-cyclohexanetriones
01/13/1988EP0252284A1 2,6-Dimethyl-para-benzoquinone tetraalkyl ketals
01/13/1988EP0252250A2 Fatty acid esters of carbohydrates and a method for their preparation
01/13/1988EP0252144A1 Antitumor cyclohexanone compositions and derivatives thereof
01/13/1988EP0174242B1 1-(amino-phenyl)-2-amino propanon derivatives, their use in therapy and process for their preparation
01/13/1988EP0169327B1 Phenylisothiocyanates
01/13/1988CN87104607A Benzoic acid derivatives and process for their preparation
01/13/1988CN87103507A Preparation of propargyloxybenzene derivatives and fungicides containing propargyloxybenzene derivatives
01/12/1988US4719303 Preparation of substituted and unsubstituted 2-[(1-carbamoyl-1,2-dimethylpropyl)-carbamoyl]-3-quinolinecarboxylic, nicotinic and benzoic acids
01/12/1988US4719280 Hydroquinones
01/12/1988US4719236 Antitumor
01/12/1988US4719231 3-[N-(mercaptoacyl)]amino-4-arylbutanoic acid derivatives and an analgesic agent comprising the same
01/12/1988US4719195 With polysulfide
01/12/1988US4719165 Process for preparation of charge-regulatory agent and liquid developer for electrostatic image containing said agent
01/12/1988US4719053 For dyes
01/12/1988US4719051 Oxygenation
01/12/1988US4719049 Anthracene derivatives
01/12/1988US4719047 Antitumor
01/12/1988US4719043 Detergents, preparation by salt formation and hydrolysis of ketone
01/12/1988US4719032 Cyclohexane derivatives
01/12/1988US4718994 Method for preparing hydroxy compounds of aromatic and heteroaromatic series
01/12/1988US4718986 Process for producting high purity butene-1 with a low energy consumption
01/12/1988CA1231352A1 Method for producing aromatic hydrocarbons
01/12/1988CA1231351A1 Production of aryl alcohols
01/12/1988CA1231350A1 Preparation of trifluoroacetic anhydride
01/12/1988CA1231349A1 Process for the racemization of optically active aminoacids
01/12/1988CA1231348A1 Synthesis of organic compounds from carbon
01/12/1988CA1231346A1 Process for the carbonylation of olefinically unsaturated compounds with a palladium catalyst
01/12/1988CA1231342A1 Therapeutic compositions containing n-substituted hydrazones and novel n-substituted hydrazones
01/12/1988CA1231341A1 Herbicides derived from aryloxybenzenecarboxylic acid imides
01/12/1988CA1231332A1 Nuclear chloration of aromatic hydrocarbons with a catalytic composition containing a lewis acid and an n-substituted phenothiazine derivative
01/07/1988EP0252006A1 Substituted phenols and their use as stabilizing agents
01/07/1988EP0252003A2 Substituted aminoxy succinates and their application as stabilisers
01/07/1988EP0251994A1 Optically active styrene derivatives, polymers therefrom, complexes with iridium (I) and their use
01/07/1988EP0251953A1 Process for the preparation of dinitroalkyl benzenes
01/07/1988EP0251952A2 Process for the preparation of polyisocyanates having a biuret structure
01/07/1988EP0251941A1 Process for preparing paranitrophenol
01/07/1988EP0251904A1 Process for the preparation of acidic levomepromazine maleate
01/07/1988EP0251852A1 Process for the separation of amino acids
01/07/1988EP0251732A2 Process for the preparation of 2-halogenated ergoline derivatives
01/07/1988EP0251728A2 Carboalkoxylation of butadiene to form dialkyl adipate
01/07/1988EP0251597A1 Improved zeolite rho and zk-5 catalysts for conversion of methanol and ammonia to dimethylamine
01/07/1988EP0251574A2 Antifungal derivatives of N-(6,6-dimethyl-2-hepten-4-ynyl)-1-naphthalenemethanamine and method of using same
01/07/1988EP0251564A2 Extruded zeolite catalysts
01/07/1988EP0251552A2 Process for producing aminothiophenols and their derivatives
01/07/1988EP0251547A2 Chiral synthesis of (+)-trans-la-2,3,4A, 5,6-hexahydro-9-hydroxy-4-propyl-4H-naphth-(1,2-B)-1,4-oxazine
01/07/1988EP0251526A2 Catalytic purification of tertiary butyl alcohol
01/07/1988EP0251466A2 Chemical process for the preparation of esters of substituted cyclopropyl caboxylic acids
01/07/1988EP0251408A1 Novel anti-inflammatory agents, pharmaceutical compositions and methods for reducing inflammation
01/07/1988EP0251358A2 Catalyst composition and a process for the preparation therewith of hydrocarbons from synthesis gas
01/07/1988EP0251351A2 Process for preparing stabilized magnesia and its use in catalytic processes
01/07/1988EP0251315A2 Naphthalene derivatives, process for their preparation and pharmaceutical compositions containing the same
01/07/1988EP0251297A2 Urea derivatives and colorimetric determination using the same as chromogen
01/07/1988EP0251284A2 Process for the preparation of Cotelomers of vinylidene fluoride with fluorinated olefins
01/07/1988EP0251262A2 Process for the preparation of perfluoroalkenols
01/07/1988EP0251250A2 Hair treating composition
01/07/1988EP0251246A1 Process for converting organohydroxyl compounds to halides
01/07/1988EP0251232A1 Decontamination of (hydrocarbylthio) aromatic amines
01/07/1988EP0251194A1 Use of carbocyclic and heterocyclic condensed dihydropyridines for the preparation of cardioprotective remedies and heterocyclic and carbocyclic condensed dihydropyridines and methods and intermediates for their preparation
01/07/1988EP0251169A1 Process for the condensation of carbonyl and aromatic compounds
01/07/1988EP0251168A2 Process for the production of amides
01/07/1988EP0251167A2 Process for the condensation of ketones
01/07/1988EP0251126A2 1,7-substituted heptyne-2-ones
01/07/1988EP0251118A2 Method for the production of N-substituted formamides
01/07/1988EP0251112A2 Process for the production of alkyl formates
01/07/1988EP0251082A2 Substituted acrylic acid esters and fungicides containing these compounds
01/07/1988EP0251058A2 Process for the racemization of optically active phenoxy-propionic acid esters and their derivatives
01/07/1988EP0251039A1 Esters of salsalate with guaiacol, for treating phlogistic bronchopneumopathies
01/07/1988EP0251013A2 Fluorine containing o-aminophenols
01/07/1988EP0250987A1 Method of separating monohydrate of L-cysteine hydrochloride
01/07/1988EP0250967A2 Process for the production of oligoesters bearing hydroxylgroups and their application
01/07/1988EP0250961A2 Chiral esters of alpha-substituted phenylalkylic acids and mesogeneous hydroxyl compounds, and their use as dopants in liquid-crystal phases
01/07/1988EP0250955A1 Process for the preparation of 2-aminoethane sulphon amide
01/07/1988EP0250897A1 Process for the production of hydroxy-benzaldoxime-0 ethers
01/07/1988EP0250879A1 Direct catalytic alkylation of mononuclear aromatics with lower alkanes
01/07/1988EP0250872A1 Process for the production in continuous of phtalodinitrile
01/07/1988EP0250744A2 Cyanoacetamide derivatives having fungicidal activity
01/07/1988EP0250530A1 New aryl derivatives
01/07/1988EP0250505A1 Liquid crystal isothiocyanate derivatives.
01/07/1988EP0250486A1 Melphalan derivatives
01/07/1988EP0250403A1 L-dopa derivatives, preparation thereof and pharmaceutical compositions containing them
01/07/1988DE3718751A1 Bisphenol derivatives, and process for their preparation
01/07/1988DE3621581A1 Polymerisierbare fluessigkristallmaterialien Polymerizable fluessigkristallmaterialien
01/05/1988US4717785 Removal of phosphine impurities from higher olefins
01/05/1988US4717784 Total isomerization process with mono-methyl-branched plus normal paraffin recycle stream
01/05/1988US4717783 Tantalum catalysts for the dimerization of olefins
01/05/1988US4717748 Compositions stabilized with substituted alkoxybenzylhydroxylamines
01/05/1988US4717720 Benzonaphthalene derivatives and compositions
01/05/1988US4717514 Process for preparing p-toluidine-2-sulphonic acid
01/05/1988US4717454 Condensation to form higher boiling fraction, distillation