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)
11/2001
11/08/2001WO2001083414A1 Process for making a (3r,3'r)-zeaxanthin precursor
11/08/2001WO2001083413A1 Improved process for the preparation of alkylene glycols
11/08/2001WO2001083407A1 Alkene oligomerization process
11/08/2001WO2001083097A2 Metathesis of functionalized allylic olefins
11/08/2001WO2001047846B1 Method and plant for production of oxygenated hydrocarbons
11/08/2001US20010039368 Carried out in tube reactor by trickle-bed or liquid phase procedure; continuous processing
11/08/2001US20010039364 Reacting formaldehyde or derivative with carbon monoxide in the presence of catalyst comprised of acid and sulfone; efficiency
11/08/2001US20010039354 Process for producing an optically active ruthenium-phosphine complex and process for producing an optically active alcohol by using the complex
11/08/2001DE10021703A1 Continuous separation of mixtures containing tetrahydrofuran, gamma-butyrolactone and/or 1,4-butanediol, e.g. from maleic anhydride hydrogenation, uses partitioned or heat-coupled conventional distillation columns
11/08/2001DE10021383A1 Processing of organic waste materials to produce fuels, electricity and fertilizer includes fermentation, carbonization and steam reforming
11/08/2001CA2402986A1 Improved process for the preparation of alkylene glycols
11/07/2001EP0923516B1 Process for the preparation of butane triols
11/07/2001CN1320599A Limited 9-cis-isotretinoins
11/07/2001CN1320589A Process for preparing 2-fluoric alkyl alcohol by one-pot method
11/07/2001CN1074405C Process for preparing 1,3-alkanediols and 3-hydroxyaldehydes
11/07/2001CN1074404C Process for producing methanol
11/07/2001CN1074403C Method for distilling alcohols
11/07/2001CN1074402C Process for preparation of alkylene glycols
11/07/2001CN1074305C Composite catalyst for low-temp combined production of methanol and methyl formate and process therefor
11/06/2001US6313358 Method for producing hexanediol
11/06/2001US6313357 Method for recovering fluoroalcohol
11/06/2001US6313356 Process for the preparation of cyclooctanol
11/06/2001US6313317 Reacting ruthenium complex with ammonium salt; complexing, salt formation; hydrogenation catalysts
11/06/2001US6313087 Perfumes comprising 3-alkylcycloalkanols
11/01/2001WO2001081284A2 Process for the hydroxylation of aliphatic compounds
11/01/2001WO2001081283A2 Process for the reduction of ketones and aldehydes
11/01/2001WO2001081277A1 Increasing enantioselectivity in reductions with borane reagents
11/01/2001US20010037033 Stereoselective, efficient catalyst for synthesis of enantiomerically pure compounds; comprising compex of transition metal and aminophosphine ligand
11/01/2001US20010036900 Magnesium ethoxide having a high coarse particle content, process for its preparation and its use
11/01/2001CA2407408A1 Process for the catalytic hydroxylation of, saturated or unsaturated, aliphatic compounds
10/2001
10/31/2001EP1149815A2 Method for producing a fluoroalcohol
10/31/2001EP1149814A1 Process for the acid catalysed decomposition of alkyl tert.alkyl ethers to obtain iso-olefins and alkanols
10/31/2001EP0898554B1 Process for the manufacture of surfactants containing branch chain alkyl groups
10/31/2001EP0891315B1 Process for the purification of butane-1,4-diol
10/31/2001EP0754669B1 Processes for producing alpha-halo ketones, alpha-halohydrins and epoxides
10/31/2001DE19963438A1 Verfahren zur Herstellung von Polyalkoholen mit Methanolarmem Formaldehyd A process for producing polyalcohols with formaldehyde Methanolarmem
10/31/2001DE19945838C1 Solid catalyst used for the partial oxidation of hydrocarbons contains homogeneously distributed iron oxide on a silicon oxide support with a promoter selected from group one and/or two elements
10/31/2001DE10020943A1 Verfahren zur Spaltung von Alkyl-tert.-alkylether zur Gewinnung von Iso-Olefinen und Alkanolen an sauren Katalysatoren A process for the cleavage of alkyl tert-alkyl ethers for the production of iso-olefins, and alkanols on acid catalysts
10/31/2001DE10020766A1 Working-up of multi-component oleochemical mixtures (e.g. for cosmetics use) uses combination of falling film and a thin film evaporator to reduce energy requirements and product losses
10/31/2001CN1320110A Method and installation for synthesising methanol from hydrogen, carbon monoxide and carbon dioxide under pressure
10/31/2001CN1319579A Use of 1,1-di(4-chlorophenyl-2,2,2-trichloroalcohol adduct
10/31/2001CN1319578A Use of 1,1-di (4-chlorophenyl)-2,2,2-trichloroalcohol adduct
10/30/2001US6310262 Process for preparing retiferol derivatives
10/30/2001US6310261 Hydroformylation of olefins in presence of a catalyst complex which is homogeneously dissolved in reaction mixture by heating and presurizing to form aldehydes and alcohols; recycling catalyst complex; distillating to separate
10/30/2001US6310256 Synthesis of 4-ketocyclopentene compounds
10/30/2001US6310248 Process and intermediates
10/30/2001US6310222 Production method of 5-phthalancarbonitrile compound, intermediate therefor and production method of the intermediate
10/30/2001CA2227319C Process for hydrogenation of sugars using a shell catalyst
10/28/2001CA2345520A1 Process for the cleavage of alkyl tert-alkyl ethers into isoolefins and alkanols over acid catalysts
10/25/2001WO2001079586A1 A process for the purification of organometallic compounds or heteroatomic organic compounds with a catalyst based on iron and manganese supported on zeolites
10/25/2001WO2001023061A3 Recovery process for volatile compounds from solids in aqueous solution
10/25/2001WO2001021605A3 Method for extracting compounds of furan lipids and polyhydroxylated fatty alcohols of avocado, composition based on said compounds and use of said compounds in therapy, cosmetics and food
10/25/2001US20010034464 Reduction of carbonyl compounds by a silane in the presence of a zinc catalyst
10/25/2001US20010034461 Dimerizating alpha-olefins forming branched-chain hydrophobic feedstocks for detersive surfactants
10/25/2001CA2404130A1 A process for the purification of organometallic compounds or heteroatomic organic compounds with a catalyst based on iron and manganese supported on zeolites
10/24/2001EP1147163A1 Small catalyst particle addition to slurry reactor
10/24/2001EP1147142A1 Purification of recycled 1,3-propanediol during polyester preparation
10/24/2001CN1319098A Method for producing ethylene oxide by directly oxidizing ethylene with air or oxygen
10/24/2001CN1319080A Method for producing highly pure monoethylene glycol
10/24/2001CN1319079A Method for producing highly pure monoethylene glycol
10/23/2001US6307093 Organic compounds and processes for their manufacture
10/23/2001US6307011 Recovering polar organic solvent from recycle mixture
10/23/2001US6306263 Introducing a mixture of the glycol ether ester and impurities into a fractional distillation column; introducing stream of liquid water stripping component into column; heating to vaporize and removing vapor stream comprised of impurities
10/18/2001WO2001077052A1 Catalytic oxidation of organic substrates by transition metal complexes in organic solvent media expanded by supercritical or subcritical carbon dioxide
10/18/2001WO2001077049A1 Glycol purification
10/18/2001WO2001032594B1 Methanol plant retrofit for manufacture of acetic acid
10/18/2001CA2394014A1 Catalytic oxidation of organic substrates by transition metal complexes in organic solvent media expanded by supercritical or subcritical carbon dioxide
10/17/2001EP1146032A1 Process for the production of alkanediol derivatives
10/17/2001EP1146031A1 Method of reducing epoxidized organic compound with hydrogen
10/17/2001EP1144351A1 Improved process for preparing alcohols by the oxo process
10/17/2001EP0929503B1 A method for producing glycols
10/17/2001CN1318043A Processes for preparing cyclohexanedimethanols and intermediates thereof
10/17/2001CN1317473A Process for preparing glycol antimony catalyst
10/17/2001CN1073082C Process for separation of glycols from dimethyl terephthalate
10/17/2001CN1073067C Process for synthesis of optically pure spiro [4,4] nonane -1, 6-diol
10/17/2001CN1073066C Process for improving purity of hexane diol-1, 6
10/17/2001CN1073065C Method for producing alcohol
10/16/2001US6303837 Process for synthesizing α-substituted ring systems
10/16/2001US6303836 Reacting cyclododecene with propionic acid or a derivatives in the presence of a free-radical initiator and hydrogenating the 2-cyclododecylpropionic acid which is formed, or the corresponding derivative
10/16/2001US6303830 Metal-ligand complex catalyzed processes
10/16/2001US6303828 Organorhenium compounds
10/16/2001US6303535 Process for reducing oxidic hydrogenation catalysts
10/16/2001US6303093 From transition metal/magnesium chloride inorganic grignard reagents and perchlorinated organic compounds.
10/11/2001WO2001074828A1 Water soluble chiral diphosphines
10/11/2001WO2001074747A1 Propargyl alcohol, process for producing intermediate therefor, and use thereof
10/11/2001WO2001074742A2 Method for oxidizing hydrocarbons
10/11/2001WO2001074487A1 Method of separating imide compound
10/11/2001WO2001028964A3 A liquid phase catalytic hydrogenation process to convert aldehydes to the corresponding alcohols
10/11/2001DE10015880A1 Verfahren zur Oxidation von Kohlenwasserstoffen A process for the oxidation of hydrocarbons
10/10/2001EP1142859A2 Process for producing optically active 3,7-dimethyl-6-octenol and process for producing intermediate therefor
10/10/2001EP1142856A1 Processes for the preparation of alcohols
10/10/2001EP1140787A1 Crosslinkers based on dibenzalacetone derivatives
10/10/2001EP1140752A1 Process for preparing chlorohydrins
10/10/2001EP1140751A1 Process for making 2,3-dihalopropanols
10/10/2001EP1140750A1 Carboxylates in catalytic hydrolysis of alkylene oxides
10/10/2001EP1140749A1 Catalyst stabilising additive in the hydrolysis of alkylene oxides
10/10/2001EP1140748A1 Quaternary phosphonium salt catalysts in catalytic hydrolysis of alkylene oxides
10/10/2001EP1140741A1 Method for producing surfactant alcohols and surfactant alcohol ethers, the resulting products and their use
10/10/2001CN1316411A Process for preparing Cy(OH)n
10/10/2001CN1316410A Process for separating ternary butanol-propanol-water mixture