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)
04/1993
04/29/1993DE4135064A1 Verfahren zur herstellung, zwischenprodukte zur herstellung und die verwendung eines gemisches aus den isomeren des dodecadienols Process for the preparation, intermediates for the preparation and the use of a mixture of the isomers of the dodecadienols
04/28/1993EP0539244A1 Method of supplying energy through medium of methanol
04/28/1993EP0538732A1 Process for the recovery of rhodium from reaction products of oxosynthesis
04/28/1993EP0538729A2 Process for the preparation of cycloalkanols
04/28/1993EP0538686A2 Process for the preparation of 2,2,-bis-hydroxymethyl-butanediol-(1,4)
04/28/1993CN1071431A Asymmetric syntheses
04/27/1993US5206441 High rate process for preparation of cyclohexanol and cyclohexanone
04/27/1993US5206424 Preparing tertiary butyl alcohol in liquid phase with soluble catalyst
04/27/1993US5206399 2,2'-bis(diphenylphosphino)-5,5',6,6',7,7',8,8'-octahydro-1,1'-binaphthyl and transition metal complex containing the same as ligand
04/27/1993US5206203 Acid-resistant copper oxide-chromium oxide catalyst for the hydrogenation of fatty acids and fatty esters
04/27/1993CA1316945C Process for the condensation of alcohols
04/27/1993CA1316944C Continuous process for the production of dichlorohydrin
04/27/1993CA1316863C Isopropyl alcohol purification process
04/25/1993CA2080747A1 Process for recovering rhodium from the reaction products of the oxo synthesis
04/21/1993EP0537846A1 Production of dichlorohydrin
04/21/1993EP0537605A2 Process for the preparation of 4-halogenebenzylic alcohols
04/21/1993EP0407557B1 Reaction processes in a multi-stage fluidized bed
04/20/1993US5204351 Antiarteriosclerosis, anticholesterol agents
04/20/1993US5204064 Retaining reactants in contact with catalyst while separating out the products, improved reaction rate
04/20/1993CA1316546C Homologation process making higher alcohols
04/15/1993WO1993007142A1 New ligands for asymmetric dihydroxylation: multiple cinchona alkaloid units attached to a central heterocyclic core
04/14/1993EP0536377A1 Manufacture of neopentyl glycol (i).
04/14/1993CN1070938A Load bearing fluid
04/14/1993CN1070848A Highly selective monoalkylene glycol catalysts
04/13/1993US5202507 Fluidized drying with the use of gas flow at relatively low specific temperature
04/13/1993US5202506 Oxidative drown process for 2-perfluoroalkylethyl alcohols
04/13/1993US5202097 Reactor with a lower wall and/or an upper wall having a layer of a flexible refractory material
04/07/1993EP0535565A1 Process for the preparation of 1,3-propanediol by hydrogenation of hydroxypropionaldehyde
04/07/1993EP0535430A1 Process for the preparation of dimethylether
04/06/1993US5200539 Conversion of alpha-olefins to aldehydes
04/06/1993CA1315807C Process for the preparation of organic compounds from synthesis gas
04/06/1993CA1315686C Pharmaceutical compositions containing at least one naphtylaromatic compound as an active ingredient
04/06/1993CA1315674C Pharmaceutical compositions containing at least one bicyclic aromatic derivative as an active ingredient
04/02/1993CA2079655A1 Process for the preparation of 1,3- propanediol by the hydrogenation of hydroxypropionaldehyde
04/01/1993WO1993006110A1 Preparation and use of (2-butene-1,4-diyl)magnesium complexes in organic synthesis
04/01/1993WO1993006071A1 Preparation of manganous enolates and applications thereof
04/01/1993DE4132155A1 Oil, fat or fatty acid deriv. continuous catalytic hydrogenation in fixed bed - by circulating hydrogen@ without pump and feeding reactant into intake hydrogen@ jet, avoiding moving parts
03/1993
03/31/1993CN1070393A Method for manufacture of 1,3-propanediol
03/30/1993US5198567 Benzonorbornene derivatives, processes for their preparation and medicinal and cosmetic compositions containing them
03/30/1993US5198077 Aromatic hydrocarbon or aromatic ester extractants
03/30/1993CA1315295C Asymmetric hydrogenolysis of epoxides
03/24/1993EP0533231A1 Method for synthesis gas generation used in methanol synthesis
03/24/1993EP0532905A2 Process for the separation of a liquid mixture
03/23/1993US5196610 Insecticidal ethers
03/23/1993US5196603 Process for decomposing peroxide impurities in a teritary butyl alcohol feedstock using an iron (II) compound
03/23/1993US5196602 Ruthenium-containing catalyst
03/23/1993US5196601 Process for producing alcohol or amine
03/23/1993US5196597 Condensation, circulation
03/23/1993US5196596 Higher aldehyde separation process
03/23/1993US5196494 Hydroxy containing fluorovinyl compounds and polymers thereof
03/18/1993WO1993005008A1 Method of producing epoxy-ring opening products
03/18/1993WO1993005003A1 Process for producing unsaturated fatty alcohols
03/18/1993CA2116536A1 A process for the production of epoxide ring opening products
03/17/1993EP0532327A2 Cyano- and polycyanometalloporphyrins as catalysts for alkane oxidation
03/17/1993EP0532326A2 Nitrated metalloporphyrins as catalysts for alkane oxidation
03/17/1993EP0531715A1 Process for producing alcohols and ketones
03/17/1993EP0494967A4 Chiral separation media
03/17/1993EP0364587B1 Hexafluoroneopentyl alcohol, its derivatives, fluorinated polymers and their use
03/17/1993CN1069960A Process for preparation of alcohols
03/17/1993CA2076301A1 Eta phase materials, methods of producing the same, and use thereof as catalysts for alcohol synthesis, hydrocarbon synthesis, hydrocarbon hydrogenation and hydrocarbon conversionreactions
03/17/1993CA2051498A1 Process for treatment of aqueous solutions of polyhydric alcohols
03/16/1993US5194641 Method of manufacturing nonionic surfactants low in alkylene oxides and low in 1,4-dioxane, using alkali metal alkoxides as catalysts
03/16/1993US5194244 Basic alkali metal-zeolite compositions
03/16/1993US5194159 Reclaiming ethylene glycol and propylene glycol from aqueous antifreeze, reverse osmosis
03/16/1993CA1314566C Process for the production of alkylene glycols with metalate-containing solid
03/13/1993CA2077983A1 Nitrated metalloporphyrins as catalysts for alkane oxidation
03/13/1993CA2077980A1 Cyano-and polycyanometalloporphyrins as catalysts for alkane oxidation
03/11/1993DE4129622A1 Verfahren zur herstellung von ungesaettigten fettalkoholen A process for the production of unsaturated fatty alcohols
03/11/1993CA2077880A1 Method of supplying energy through medium of methanol
03/10/1993EP0530430A1 Process for treatment of aqueous solutions of polyhydric alcohols
03/10/1993EP0530336A1 Chiral phosphines.
03/10/1993EP0519010A4 Catalytic system for olefin oxidation to carbonyl products
03/10/1993EP0519003A4 Preparation of phosphomolybdovanadate polyoxoanions
03/10/1993EP0518990A4 Catalyst system for olefin oxidation to carbonyl products
03/10/1993EP0518977A4 Process for the production of methyl ethyl ketone
03/10/1993EP0518948A4 Catalytic system for olefin oxidation to carbonyl products
03/09/1993US5192512 Apparatus for performing chemical reactions under pressure in a multi-stage reaction zone with external intermediary thermal conditioning
03/09/1993US5192445 Membrane suitable for the dehydration of organic oxygenates
03/04/1993WO1993004022A1 Recovery of optical isomer and solvent in optical resolution, reuse of solvent by recycling, and reuse of optical isomer
03/04/1993WO1993003839A1 Asymmetric syntheses
03/04/1993WO1993003837A1 Oxide catalyst, production thereof, and catalytic hydrogenation of co2 using same
03/04/1993DE4129075A1 Extn. of long-chain paraffin hydrocarbon(s) from methanol-synthesis effluent - by extracting, stripping and using extract in carbon@ black removal, etc.
03/04/1993DE4128649A1 Verfahren zur herstellung von epoxidringoeffnungsprodukten A process for preparing epoxidringoeffnungsprodukten
03/03/1993EP0529852A1 Melt crystallized xylitol
03/03/1993EP0529726A1 Highly selective monoalkylene glycol catalysts
03/03/1993EP0529698A2 Process for the preparation of alcohols
03/02/1993US5191129 Catalytic reaction of propene and water
03/02/1993US5191091 Coprecipitated copper-aluminum catalyst
03/02/1993US5190733 High interfacial area multiphase reactor
03/02/1993US5190731 Heat exchange
03/02/1993US5190622 Recovery of glycerine from sorbitol by azeotropic distillation
03/02/1993CA1314055C Method of producing 1-(4'-isobutylphenyl) ethanol
03/02/1993CA1314047C Optically active iridium complexes, a process for their preparation and their use
02/1993
02/24/1993EP0528604A1 Melt cocrystallized sorbitol/xylitol compositions
02/24/1993EP0528305A2 Catalysts containing copper-zincoxide-aluminiumoxide
02/24/1993EP0527838A1 Process for preparing optically pure 1,4-diols
02/23/1993US5189203 Process for preparing acetic acid, methyl acetate, acetic anhydride or mixtures thereof
02/23/1993US5189202 Process for the preparation of 3,3-dimethyl-4-pentenoic acid
02/23/1993US5189105 Alcohol mixture for plasticizer
02/23/1993CA1313876C Optically active iridium complexes and their use