Patents
Patents for C07C 29 - Preparation of compounds having hydroxy or o-metal groups bound to a carbon atom not belonging to a six-membered aromatic ring (31,270)
04/1990
04/10/1990CA1267609A1 Separation of water from organic liquids
04/07/1990CA2000121A1 Alkane oxidation process
04/05/1990WO1990003353A1 Liquid phase fluorination
04/04/1990EP0361304A2 Method for producing alkadienols
04/04/1990EP0360981A2 Reactor for carrying out catalytic gas reactions having a pressure-resistant shell and a spherical bottom part at both outer front ends
04/03/1990US4914196 Chiral reactants for aldehydes, ketones, n-substituted imines
04/03/1990US4914136 Process for the production of methanol and catalyst composition for said process
04/03/1990US4913727 Fungicidal and plant growth-regulating azolylmethyl-cyclopropyl derivatives
04/03/1990CA1267424A1 Membrane process for separating methanol from methanol/hydrocarbon solutions
04/03/1990CA1267423A1 Direct conversion of natural gas to methanol by controlled oxidation
03/1990
03/28/1990EP0359952A2 System for the improvement of reactors for the synthesis of methanol and reactors obtained therefrom
03/28/1990CN1040784A Process for preparing addition products from alkyd oxides on compounds containing mobile hydrogens
03/28/1990CN1040746A Reactivation of hydroformylation catalysts
03/28/1990CN1007346B Preparation of ethanol and higher alcohols from lower carbon number alcohols
03/28/1990CN1007345B Method of producing isopropanol and tertiary alcohols having 4 to 5 carbon atoms
03/27/1990US4912267 Metal phthalocyanine catalyst
03/27/1990US4912266 Catalytic decomposition of tertiary butyl hydroperoxide
03/27/1990US4912265 Phase transfer catalyzed process for borohydride reductions of carbonyl compounds
03/27/1990US4912253 Method for the preparation of an unsaturated alcohol or ester thereof
03/27/1990US4911845 Process and apparatus for separation of volatile components
03/27/1990CA1267160A1 Method for adjusting methanol to higher alcohol ratios
03/27/1990CA1267153A1 Benzonorbornene derivatives; process for preparing the same and cosmetic compositions containing these derivatives
03/21/1990EP0359331A1 A continuous process for the production of dichlorohydrin
03/21/1990EP0359305A1 Cyclopentane derivatives
03/21/1990CN1040577A Production of alcohols
03/21/1990CN1007243B Method and apparatus for removing water from ethanol
03/20/1990US4910349 Catalytic decomposition; using catalyst mixture of metal phthalocyanine and rhenium compound
03/20/1990US4910348 Reacting a polyfluoroalcoholate with a strong base
03/20/1990US4910344 Using blend of polyvinyl alcohol and polyacrylic acid nonporous separation membrane
03/20/1990US4910228 From methane using a single pressure synthesis loop
03/20/1990US4910227 High volumetric production of methanol in a liquid phase reactor
03/20/1990US4910177 Catalyst for the reduction of aldehydes and ketones
03/14/1990EP0358539A1 Process for the preparation of trifluoroethanol by gas phase hydrolysis of chlorotrifluoroethane
03/14/1990EP0358420A2 Method of producing 1-(4'-isobutylphenyl) ethanol
03/14/1990EP0358255A1 Process for purifying crude glycerol
03/14/1990EP0358088A2 Process for the preparation of 3-aryl isobutanols
03/14/1990EP0357997A1 Reactivation of hydroformylation catalysts
03/14/1990EP0357832A1 Combined adsorption rectifying process for separating fluids of a mixture
03/14/1990CN2054365U Floating-ball double-valve type automatic distillers' grains-discharging unit
03/13/1990US4908390 Method of preparing methanol
03/12/1990EP0303617A4 Acid catalyzed process.
03/07/1990EP0357405A2 Production of alcohols
03/07/1990EP0356949A2 Process for the separation of cyclohexanol from aqueous solutions containing it as well as aromatic sulfonic acids
03/07/1990EP0356863A2 Process for the separation of cyclohexanol
03/07/1990EP0356858A2 Process for the separation of cyclohexanol
03/07/1990CN1040190A System for improvement of reactors for synthesis of methanol and reactors obtained therefrom
03/06/1990US4907278 Integrated processing unit, particularly for connected speech recognition systems
03/06/1990US4906569 Process for isolating and recovering erthritol from culture medium containing the same
03/06/1990US4906176 High temperature stable catalyst, process for preparing same, and process for conducting chemical reaction using same
03/06/1990CA1266490A1 Removal of alkali metals from polyols
03/06/1990CA1266489A1 Halogeno biphenyl tertiary alcohols useful for the treatment of atherosclerosis
02/1990
02/28/1990EP0355229A1 Production of alcohols and olefins
02/28/1990CN1040022A Process for producing alcohols and aldehydes
02/27/1990US4904790 Optically active styrene compounds substituted by a pyridinyl group
02/27/1990US4904453 System for reducing energy consumption improving reactors for heterogeneous catalytic synthesis and relative reactors
02/27/1990CA1266279A1 Process for the production of methanol
02/20/1990US4902385 Process for the purifying distillation of crude sec-butyl alcohol
02/14/1990EP0354418A2 6-Fluoro-3,5-dihydroxycarboxylic acids and their derivatives, processes for their preparation, their use as medicaments, pharmaceutical preparations and intermediates
02/14/1990EP0354243A1 Process for concentrating and purifying alchohol
02/14/1990CN1039613A Processes for hydrogenation of fatty acid ester, fat and fat acid and apparatus for utilization of processes
02/14/1990CN1006790B Hydroformylation catalyst removal
02/14/1990CN1006789B Synthesis technology of aromatic carbonyl by friedel-crafts
02/14/1990CN1006788B Alcohols production by hydrogenation of carboxylic acids
02/14/1990CN1006787B Hydroformylation of olefins
02/13/1990US4900871 Hydrocarbon oxidations catalyzed by iron coordination complexes containing a halogenated ligand
02/13/1990US4900849 Process for the production of dichlorohydrin
02/13/1990US4900462 Polar lubricating fluid and a method for its synthesis
02/13/1990US4900413 Process for direct carbonylation of hydrocarbons
02/13/1990US4900402 Pervaporation process of separating a liquid mixture
02/13/1990CA1265820A1 Process for the production of isopropyl alcohol
02/07/1990EP0354078A2 Derivatives of benzocycloheptene, method for their preparation and pharmaceutical compositions containing same
02/07/1990EP0353990A2 Process for preparing trans-1, 4 cyclohexanedimethanol
02/07/1990EP0353920A2 Slurry-phase process to increase yield of mixed alcohols from synthesis gas
02/07/1990EP0353721A1 Process for preparing fluorinated compounds and products obtainable thereby
02/07/1990EP0204715B1 Process for the preparation of methanol in liquid phase
02/06/1990US4898989 Using substituted heteropolyacid catalyst
02/06/1990US4898977 Processes for the preparation of 5-amino-4-hydroxyvaleric acid derivatives
02/06/1990US4898864 Bicyclic aromatic compounds, a process for their preparation and their use in cosmetics and human and veterinary medicine
02/06/1990CA1265536A1 Production of optically pure organoboranes
01/1990
01/30/1990CA1265161A1 Hydrogenation process
01/30/1990CA1265154A1 Process for synthesizing 1,1,2,2- tetrahydroperfluoroalkanols and the esters thereof
01/30/1990CA1265153A1 Process for synthesizing 1,1,2,2- tetrahydroperfluoroalkanols and the esters therof
01/25/1990WO1990000591A1 Process and device for hydrating fatty acid esters, fats, and fatty acids
01/25/1990WO1990000520A1 Oxidation hydrolysis of iodoalkanes
01/24/1990EP0351647A2 2,2-Difluorocyclopropyl derivates
01/24/1990CN1039021A Production of alcohols and ethers by the catalysed hydrogenation of esters
01/23/1990US4895989 Reuse after separation of water and alcohol
01/23/1990US4895682 Hydrocarbon oxidations catalyzed by azide-activated metal coordination complexes
01/23/1990US4895680 Hydrocarbon oxidations catalyzed by nitride-activated metal coordination complexes
01/23/1990CA1264764A1 Process for producing aromatic diols and their ether derivatives
01/23/1990CA1264757A1 Process for preparing perfluoroalkylated alcohols
01/23/1990CA1264727A1 Alcohols production by hydrogenation of carboxylic acids
01/17/1990EP0351338A1 Oxidation hydrolysis of iodoalkanes
01/17/1990EP0350921A1 Process for producing alcohols and aldehydes
01/17/1990EP0350852A1 Process for the production of enantiomer-pure propane 1,2-diols
01/17/1990EP0350763A1 Process and device for the hydrogenation of fatty-acid esters, fats and fatty acids
01/16/1990US4894394 Group viii metal catalysts
01/09/1990US4892941 Porphyrins
01/09/1990US4892940 Aromatic naphthyl compounds, a process for their preparation and their use in human and veterinary medicine and in cosmetic compositions
01/09/1990US4892855 Catalyst and method for producing methanol from hydrogen and carbon monoxide