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)
12/2004
12/21/2004US6833468 Reacting an optically active imine with a compound that is a hemiacetal of a perfluoroalkylaldehyde or a hydrate of a perfluoroalkylaldehyde to obtain a condensate, hydrolyzing
12/16/2004US20040254408 Method for the decomposition of ammonium formates in reaction mixtures containing polyol
12/16/2004US20040254407 1, 3-butylene glycol and process for producing the same
12/16/2004US20040254406 Method for producing 2,2,2-trifluoroethanol
12/16/2004US20040254401 Salt-free preparation of cyclobutanone
12/16/2004US20040254388 Method for producing olefin-substituted aromatic or heteroaromatic compounds
12/16/2004US20040254066 Dissolving or dispersion forming emulsion; transition metal catalyst encapsulated within a permeable polymer; catalyst for foirming polyol from olefin
12/15/2004EP1486481A2 Hydroformylation process
12/15/2004EP1486479A1 Method for producing organic compounds by substituting halogen atoms
12/15/2004EP1485341A2 Method for the hydroformylation of olefins
12/15/2004EP1485336A1 Method for the production of cyclohexanol from benzole
12/15/2004EP1218327B1 Process to separate 1,3-propanediol or glycerol, or a mixture thereof from a biological mixture
12/15/2004CN1555352A Method of increasing the carbon chain length of olefinic compounds
12/15/2004CN1555349A Method for alpha-olefin trimerization
12/15/2004CN1554629A Process for preparing chiral 2,5-dimethyl (or diisopropyl) -1,4-cyclohexadiol
12/15/2004CN1554628A Synthesizing method for super critical three phase slurry bed methanol
12/15/2004CN1554626A Eudesmane compounds, preparing method and use in preparing medicinal composition
12/09/2004WO2004106273A2 Process for the production of confectionery products
12/09/2004WO2003048090A8 The use of microencapsulated transition metal reagents for reactions in supercritical fluids
12/09/2004US20040249197 Method for producing saturated alcohols, ketones, aldehydes and carboxylic acids
12/09/2004US20040249176 Contacting an olefin and an organic hydroperoxide in a liquid phase in presence of an epoxidation catalyst under process conditions sufficient to prepare olefin oxide and the corresponding alcohol; contacting being conducted in a reactor system designed to facilitate plug flow behavior of liquid phase
12/09/2004US20040248999 pretreating a carbon dioxide (CO2)-containing natural gas feed to an LNG (liquid natural gas) production zone to separate the CO2 therefrom, and using the resulting CO2 stream in a GTL (gas to liquid) production zone to make methanol
12/09/2004US20040245505 Process for the production of fluorinated organic compounds and fluorinating agents
12/08/2004EP1484300A1 Process for the production of alkylene glycols using homogeneous catalysts
12/08/2004EP1483235A1 Process for the preparation of isocyanates
12/08/2004EP1483229A1 Resolution of chiral compounds using aminocyclopentadienyl ruthenium catalysts
12/08/2004EP1483030A1 Method and device for separating gases and/or liquids
12/08/2004CN1552684A Preparing method for 1,2-pentadiol
12/08/2004CN1178888C Aldol condensation reaction and catalyst therefor
12/08/2004CN1178885C Method for preparing 1,3-propylene glycol
12/08/2004CN1178884C Two-stage process for production of 1,3-propanediol by catalytic hydrogenation of 3-hydroxypropanal
12/07/2004US6828468 Preparation of higher α, β-unsaturated alcohols
12/07/2004US6828467 Industrial process of the hydrogenolysis of one hydroxyl or methanol group of a fluorinated benzenedimethanol carried out in a solvent in the presence of a catalyst; 2,3,5,6-tetra-fluorobenzyl alcohol from the 4-methyl derivative
12/06/2004CA2469696A1 Process for the production of alkylene glycols using homogeneous catalysts
12/02/2004US20040242948 Olefin oligomerization
12/02/2004US20040242946 of alpha-olefins of 3 or more carbon atoms in high yields and high selectivity; a titanium, zirconium or hafnium cyclopentadienyl catalyst; butene/1-/; alkanes from the trimers by hydrogenation, the oxo alcohols, the plasticizers and surfactants, lubricants and fuel additives
12/02/2004US20040242940 hydration of an olefin to produce an alkyl alcohol: small amount of an acid catalyst at high temperature under a high pressure; catalyst recovering and neutralizing steps can be vastly reduced; catalyst regeneration, catalyst exchange and the like are unnecessary; propylene to propanol
12/02/2004US20040241059 Prevent gas accumulation under plates
12/02/2004US20040238443 Structured multi-purpose packings and their use
12/02/2004DE10321627A1 Verfahren zur Herstellung von cyclischen Enolen A process for the preparation of cyclic enols
12/01/2004EP1480988A1 Reagents for asymmetric allylation, aldol, and tandem aldol and allylation reactions
12/01/2004EP1480932A2 Method for production of beta-cryptoxanthin and alpha-cryptoxanthin from commercially available lutein
12/01/2004EP1480744A1 Method for producing shell catalysts
12/01/2004EP1309529B1 Fragrance compounds
12/01/2004EP1117666B1 Process for the preparation of corroles and several such new compounds, including chiral derivatives, and the use thereof
12/01/2004CN1551861A Process for preparation of 2,2,2-trifluoroethanol
12/01/2004CN1551801A One-step production of 1,3-propanediol from ethylene oxide and syngas with a catalyst with a N-heterocyclic ligand
12/01/2004CN1177788C Process for synthesizing bipentaerythritol
12/01/2004CN1177786C Process for preparation of high-purity phytantriol
12/01/2004CN1177785C Method for preparing a non-crystallizable to polyol syrup
12/01/2004CN1177784C Liquid phase catalytic hydrogenation process to convert aldehydes to corresponding alcohols
11/2004
11/30/2004US6825383 Catalytic process for regiospecific chlorination of alkanes, alkenes and arenes
11/30/2004US6825378 Process for the synthesis of enantiomerically pure cyclohexylphenyl glycolic acid
11/30/2004US6825377 Catalytic oxidation using oxygen or gas mixture in presence of osmium, ruthenium, or manganese compound in water; adding amine for catalyst selectivity
11/25/2004WO2004101582A2 Thermolabile hydroxyl protecting groups and methods of use
11/25/2004WO2004101482A2 Hydrogenation of biochemically derived 1,3-propanediol
11/25/2004WO2004101481A1 Process of removing organic halogen-containing compounds
11/25/2004WO2004101480A1 Method for producing cyclic enols
11/25/2004WO2004101479A2 Purification of biologically-produced 1,3-propanediol
11/25/2004WO2004101468A2 Hydrogenation of chemically derived 1,3-propanediol
11/25/2004WO2004101437A2 Process for producing 1, 3-propanediol
11/25/2004WO2004089537A3 An olefin epoxidation process and a catalyst for use in the process
11/25/2004WO2004088225A3 Integrated processing of natural gas into liquid products
11/25/2004US20040236159 Reducing the water concentration so the proportion by mass of water is less than the limit concentration of the distillation boundary line connecting an azeotrope of tert-butanol and water and an azeotrope of 2-butanol and water by feeding the mixture through a membrane; isobutene intermediate
11/25/2004US20040236158 Methods, systems and catalysts for the hydration of olefins
11/25/2004US20040236156 Catalyst for producing both end-hydroxyl group-terminated diols, process for producing the catalyst, process for producing the diols by using the catalyst, and both end-hydroxyl group-terminated diols obtained by the process
11/25/2004US20040236136 Low corrosive integrated process for preparing dialkyl carbonates
11/25/2004US20040236124 Process for the production of an olefin oxide
11/25/2004US20040234449 Method for controlling synthesis conditions during molecular sieve synthesis using combinations of quaternary ammonium hydroxides and halides
11/25/2004CA2522928A1 Purification of biologically-produced 1,3-propanediol
11/25/2004CA2522774A1 Hydrogenation of biochemically derived 1,3-propanediol
11/25/2004CA2522681A1 Hydrogenation of chemically derived 1,3-propanediol
11/24/2004EP1479665A1 Methods, systems and catalysts for the hydration of olefins
11/24/2004EP1478609A2 Modified method for producing surfactant alcohols and surfactant alcohol ethers, the products of said method and use of the same
11/24/2004EP1478459A1 Metal-oxide supported au catalysts, method for their production and use thereof
11/24/2004EP1322584B1 Process for producing fluorinated methyl-benzyl alcohol
11/24/2004EP1191009B1 Process for producing fluoroalkanol
11/24/2004CN1549885A Method and equipment for raising oil recovery through filling gas
11/24/2004CN1549818A Isoxazoline derivatives as P, N ligands
11/24/2004CN1176887C Separating prepn process of carotenol
11/24/2004CN1176885C C13 alcohol mixture and functionalized C13 alcohol mixture
11/24/2004CN1176747C Process for preparing Cu-series catalyst carrier for synthesizing methanol
11/23/2004US6822108 Manufacture of trialkylaluminum compounds and α-alcohols
11/18/2004WO2004099110A1 Method for producing 1,3-propane diol
11/18/2004WO2004080543A3 Method of decomposing organophosphorus compounds
11/18/2004US20040230082 Detoxification of hazardous materials; rapid lanthanum ion catalyzed alcoholysis; kits
11/18/2004US20040230081 Process to produce enantiomerically enriched alcohols and amines
11/18/2004US20040230079 alkoxide and hydroxide induced nucleophilic trifluoromethylation of carbonyl compounds, disulfides and other electrophiles, using phenyl trifluoromethyl sulfone PhSO2CF3 (or sulfoxide PhSOCF3); high diastereoselectivity; preparing 2,2-difluoropropan-diols directly from carbonyl compounds
11/18/2004US20040230066 Production method of citalopram, intermediate therefor and production method of the intermediate
11/17/2004EP1477469A1 Salt-free process for the production of cyclobutanone
11/17/2004EP1477468A1 Novel process for producing 1,2-diol
11/17/2004EP1476788A2 Fluorinated molecules and methods of making and using same
11/17/2004EP1476408A1 Method for separating substances by extraction or by washing them with ionic liquids
11/17/2004CN1547564A Method for producing saturated alcohols, ketones, aldehydes and carboxylic acids
11/17/2004CN1546445A Method for synthesizing deca-isoprene alcohol
11/17/2004CN1546444A Catalyst for hydrogenation of styrene oxide to beta-phenethyl alcohol, preparation and use thereof
11/17/2004CN1176404C Method for preparing positive photoresist combination
11/17/2004CN1176054C Method for removing carbonyl-group material from 1,3-propylene-glycol
11/16/2004US6818799 Process for removing tar from spent acid
11/16/2004US6818798 Conversion of (3r,3'r,6'r)-lutein to 3'- epilutein, a carotenoid precursor for industrial production of naturally occurring (3r,3'r)-zeaxanthin,