Patents
Patents for C07C 31 - Saturated compounds having hydroxy or o-metal groups bound to acyclic carbon atoms (16,921)
08/2003
08/27/2003CN1119204C Reduced catalyst composition, its preparing method and use
08/21/2003WO2003068720A2 Synthesis of aliphatic 1,3-diols utilizing reduced ligand concentration and water extraction
08/21/2003US20030158453 Product mixtures and distillation residues from linalol, citronellal, citronellol or geraniol/nerol synthesis are fed directly to catalytic hydrogenation using metal catalyst
08/21/2003US20030158452 Polyfluoroolefin an alkanol and a free radical initiator are continuously supplied into a reactor and reacted at 105-135 degree C., to form fluoroalkanol
08/21/2003US20030158446 Reacting, in a hydroformylation reaction stage, an olefin feedstock with carbon monoxide and hydrogen in presence of hydroformylation catalyst containing mixture of metal, carbon monoxide and a bicyclic tertiary phosphine ligand
08/21/2003US20030158441 Methods of making intermediates from polyhydroxyalkanoates
08/21/2003US20030158274 Hydrogenolyzing a polylactone to form a diol.
08/21/2003CA2476002A1 Synthesis of aliphatic 1,3-diols utilizing reduced ligand concentration and water extraction
08/20/2003EP1335891A2 Method for hydrating poly- or monomethylol alkanals
08/20/2003EP1034158B1 Catalytic hydrolysis of alkylene oxides
08/20/2003EP0993426B1 Process for the production of 1,3-propanediol by hydrogenating 3 -hydroxypropionaldehyde
08/20/2003CN1437590A Process for operating the epoxidation of ethylene
08/20/2003CN1436762A Prepn of Guerbet alcohol
08/19/2003US6608113 Method and installation for synthesising methanol from hydrogen, carbon monoxide and carbon dioxide under pressure
08/19/2003US6607677 Optically active butane-1,2,3,4-tetraol derivatives of formula (I). The compounds may be used as doping agents for liquid crystals for a wide range of applications, such as solid state cholesteric filters for projection displays,
08/19/2003CA2102896C Process for producing ethanol
08/14/2003WO2003066553A1 Method for preparing alkali and heat stable polyols
08/14/2003US20030153796 One-step production of 1,3-propanediol from ethylene oxide and syngas with a catalyst with a phospholanoalkane ligand
08/14/2003US20030153795 Process for the preparation of propane-1,3-diol by vapor phase hydrogenation of 3-hydroxypropanal, beta-propiolactone, oligomers of beta-propiolactone, esters of 3-hydroxypropanoic acid or mixtures thereof
08/13/2003CN1436098A Chiral salen catalysts, and process for preparing chiral compounds from racemic epoxides for using them
08/13/2003CN1435401A Process for preparing cyclohexanol and cyclohexanone
08/13/2003CN1117720C Process for synthesizing 5,5,5-trichloro-2-methyl-2-pentanol
08/13/2003CN1117719C Process for preparing neopentyldiol
08/13/2003CN1117718C Process for producing 1,3-propanedio by hydrogenating 3-hydroxypropionaldehyde
08/13/2003CN1117622C Catalyst for preparing 1,4-butanediol by gas-phase hydrogenation of dialkyl maleate and/or dialkyl succinate
08/13/2003CN1117614C Dealuminized catalyst support, method for producing same and use thereof
08/12/2003US6605647 Hydrogenation of carbon monoxide using sulfide catalysts
08/12/2003US6605192 Distillation and recovering ethylene glycol from hydrolysis of ethylene oxide by pressure and vaccum drying, then withdrawing low boiling streams
08/07/2003WO2003064357A1 PROCESS FOR REDUCING α-HALOKETONES TO SECONDARY α-HALOALCOHOLS
08/07/2003WO2003040075A3 Highly concentrated formaldehyde solution, production and reaction thereof
08/07/2003US20030149314 Hydrogenation of acetone mixture including benzene to form isopropanol and hydrogenation products of benzene, circulating the by-product to get more pure isopropanol
08/07/2003US20030149312 Reacting methanol with tetrafluoroethylene or hexafluoropropylene in the presence of an alkyl peroxide, distillation to remove the by-products, purifying the bottom liquid to obtain high yield product
08/07/2003US20030149094 Compositions comprising ether compounds and pharmaceutical uses therefor
08/06/2003EP1080060B1 Crystallization of xylitol, crystalline xylitol product and use thereof
08/06/2003CN1434011A Method for producing alcohol
08/06/2003CN1117054C Process for preparing ether and its alcohol-ether mixture
08/06/2003CN1117053C Producing process for fluoro-alcohol
08/06/2003CN1117052C Process for preparing alcohol by hydrogenating relative ketone
08/05/2003US6603028 Catalyst comprising: a support material comprising titanium; and silver particles which have an average particle size of from about 0.3 to about 100 nm; with the proviso that the catalyst is produced by the impregnation method
07/2003
07/31/2003WO2003062179A1 Novel process for producing 1,2-diol
07/31/2003WO2003062172A2 Integrated process for synthesizing alcohols, ethers, and olefins from alkanes
07/31/2003US20030144551 Methods of making intermediates from polyhydroxyalkanoates
07/31/2003CA2710351A1 Integrated process for synthesizing alcohols, ethers, and olefins from alkanes
07/30/2003EP1030826B1 Method for carrying out heterogeneous catalysis
07/30/2003CN1116261C Technological process producing high purity sodium alcoholate from liquid sodium alcoholate
07/30/2003CN1116260C Process for preparing Fuller alcohol
07/30/2003CN1116259C Catalytic hydrolysis of alkylene oxides
07/29/2003US6600078 Liquid phase catalytic hydrogenation process to convert aldehydes to the corresponding alcohols
07/24/2003WO2003059859A1 Method for the hydroformylation of olefins with 2 to 6 carbon atoms
07/24/2003US20030139633 Reacting ethylene and oxygen in the presence of a supported highly selective silver-based catalyst and using ethylene oxide produced for making 1,2-ethanediol or a corresponding 1,2-ethanediol ether
07/24/2003US20030139631 Having a low APHA colour number by reacting n-butyraldehyde and/or 2,2-dimethylolbutyraldehyde with formaldehyde in the presence of an inorganic base, fractionally distilling
07/24/2003US20030139614 Catalyzing the decyclization of racemic and diastereomeric epoxides mixtures in the presence of a non-racemic, chiral catalyst; pharmaceutical synthesis
07/23/2003EP1328664A1 A multistep process for recovering betaine, erythritol, inositol, sucrose, mannitol, glycerol and amino acids from a process solution using a weakly acid cation exchange resin
07/23/2003EP1040092B1 A method for making glycol in an adiabatic reactor system
07/23/2003CN1431984A Process for producing ultra-high purity isopropanol
07/23/2003CN1431981A Removal of phosphorus-contg. compounds from olefin feedstock
07/23/2003CN1431183A Method for preparing 1,3-propylene glycol
07/22/2003US6596776 High molecular weight primary aliphatic alcohols obtained from natural products and uses thereof
07/17/2003WO2002100539A3 Method for the production of sorbit by hydrogenation of suitable mono- and di-saccharides on a ru/sio2 catalyst
07/16/2003EP1326819A1 Improvement of a colour index of multivalent alcohols by hydrogenation
07/16/2003EP1326818A1 Process for the hydration of olefins
07/16/2003CN1114584C Method of recovering neopentyl diol from sodium formate as neopentyl diol by product
07/16/2003CN1114583C Manufacture method for methanol by use of raw coal
07/16/2003CN1114558C Process for ammonia and methanol co-production and used equipment
07/16/2003CN1114490C Process for preparing paraoctanol by hydrogenction of paraoctanone and catalyst
07/16/2003CN1114488C Improved catalyst for preparing 1,4-butanediol by hydrogenation of maleic acid
07/15/2003US6593502 Process for the preparation of polyols
07/15/2003US6593270 Moldings based on pyrogenic silicon dioxide
07/10/2003WO2003055834A2 Method for the production of $g(a) mannite directly compressible into tablets
07/10/2003WO2002100537A3 Ruthenium catalysts on a si02-based carrier material for catalytic hydrogenation of saccharides
07/10/2003US20030130547 Method for preparing perfluorocarbon-substituted methanols
07/10/2003US20030130546 Carried out in a multi-tubular reactor.
07/09/2003EP1325900A1 Process for producing fluoroalkanol
07/09/2003EP1324979A2 Ionic liquids and their use as solvents
07/09/2003EP1324948A2 Crystalline mww-type titanosilicate, its preparation and use thereof for producing epoxides
07/09/2003EP1292602A4 New chiral salen catalyst and methods for the preparation of chiral compounds from racemic epoxides by using new catalyst
07/09/2003EP1073620B1 Method for producing 1,4-butanediol
07/09/2003CN1429228A Bidentate ligands useful in catalyst system
07/09/2003CN1429187A Process for hydroxylation of aliphatic compounds
07/09/2003CN1428323A Process for preparing trialkyl methylpropane
07/09/2003CN1428322A Method for preparing 1,3-propylene glycol by 3-hydroxypropionaldehyde hydrogenation
07/09/2003CN1428321A Local supercooling methanol separation process and equipment
07/09/2003CN1113836C Method for producing 1,6-hexanediol and 6-hydroxycaproic acid or their esters
07/03/2003WO2003053896A1 METHOD FOR PRODUCING β MANNITOL DIRECTLY COMPRESSIBLE INTO TABLETS
07/03/2003WO2003053889A2 Manufacture of trialkylaluminum compounds and alpha-alcohols
07/03/2003WO2003053888A2 MANUFACTURE OF TRIALKYLALUMINUM COMPOUNDS AND α-ALCOHOLS
07/03/2003WO2003053569A1 Cu/zn/al catalyst for methanol synthesis
07/03/2003US20030125559 Methods for synthesizing ether compounds and intermediates therefor
07/02/2003EP1323724A2 Novel ruthenium complexes and process for preparing alcoholic compounds using these
07/02/2003EP1323698A2 Process for the preparation of trimethylolpropane
07/02/2003EP1322582A1 Catalytic process for producing an alkylene glycol with reactor-output recycle
07/02/2003CN1427832A Method for distillative separation of mixtures containing tetrahydrofuran, gamma-butyrolactone and/or 1,4-butanediol
07/02/2003CN1113050C Method for producing alcohols containing cycloaliphatic groups
07/02/2003CN1113049C Process for preparing alcohols
07/01/2003US6586643 One-step production of 1,3-propanediol from ethylene oxide and syngas with a catalyst with a N-heterocyclic ligand
07/01/2003US6586642 Color number improvement in polyhydric alcohols by hydrogenation
07/01/2003US6586641 Increasing yield of polyhydric alcohols prepared from methylolated alkanals by hydrogenation, by decomposing derivatives of these alcohols with suitable acid, heating, and separating off polyhydric alcohol by distillation
07/01/2003US6586636 Aldol condensation
07/01/2003CA2120919C New ligands for asymmetric dihydroxylation: multiple cinchona alkaloid units attached to a central heterocyclic core
06/2003
06/28/2003CA2414265A1 Novel ruthenium complexes and process for preparing alcoholic compounds using these