Patents
Patents for C07C 31 - Saturated compounds having hydroxy or o-metal groups bound to acyclic carbon atoms (16,921)
01/2005
01/06/2005US20050004378 woody or amber odor; hydrogentation, reduction; cosmetic and care products
01/06/2005US20050004082 Ether compounds
01/05/2005CN1561317A Chain growth reaction process
01/05/2005CN1559684A New type ethylene oxide hydration reaction catalyst and its preparation method
01/05/2005CN1183081C Preparation of 1,4-butanediol
01/05/2005CN1183077C Method for producing highly pure monoethylene glycol
01/05/2005CN1183076C Method for production of alcohols on rhenium-containing activatod charcoal supported catalysts
01/05/2005CN1183065C Process for synthesis of chemical industrial feedstock and high-octane fuel, and high-octane fuel composition
12/2004
12/30/2004US20040267055 Method for the isolation of trimethylol propane from a reaction mixture
12/30/2004US20040266610 Magnesium dichloride-ethanol adduct and catalyst components obtained therefrom
12/29/2004WO2004063129A3 Methods for nucleophilic fluoromethylation
12/29/2004EP1490416A2 Magnesium dichloride-ethanol adducts and catalyst components obtained therefrom
12/29/2004EP1096997B1 Dealuminized catalyst carrier, method for decreasing the aluminium content of said catalyst carrier and method for hydrating c2- or c3- olefins with water in the presence of a catalyst consisting of an acid-saturated catalyst carrier
12/29/2004EP0994834A4 Ligated platinum group metal catalyst complex and improved process for catalytically converting alkanes to esters and derivatives thereof
12/29/2004CN1558908A Novel diphosphines, their complexes with transisition metals and their use in asymmetric synthesis
12/29/2004CN1558891A One step hydroformylation and hydrogenation process for preparing a 1,3-propanediol
12/29/2004CN1558890A 1, 3-butylene glycol and process for producing the same
12/29/2004CN1558889A Method for removing acetals containing formaldehyde from polyvalent alcohols by means of tempering
12/29/2004CN1557795A Method and device for dehydration of glycol by extending coking period of tower-drier reboiler
12/29/2004CN1182094C Tubular chlorine alcoholating reactor without inner part and with chloride dissolved gradually
12/29/2004CN1182093C Method for producing carboxylic acid and alcohol
12/29/2004CN1181913C Solid acid catalyst for preparing ethandiol by epoxyethane hydration
12/28/2004US6835858 Catalytic conversion of an organic carbonate
12/23/2004WO2000043331A3 Synthesis and isomerization of 1,2-bis (indenyl) ethanes
12/23/2004US20040260101 With difluoromethylenedioxybenzene or ethylenedioxybenzene rings; hydrogenation catalysts
12/22/2004EP1133463B1 Aldol condensation
12/22/2004CN1181026C Method for simultaneously separating and purifying racemic optical amyl alcohol, optical active amyl alcohol and isoamyl alcohol and its equipment
12/22/2004CN1181025C Colour number improvement in polyhydric alcohols by hydrogenation
12/22/2004CN1181024C Method for purifying trimethylolpropane which is produced by hydrogenation by means of continuous distillation
12/22/2004CN1181023C Method and arrangement for producing methanol
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
12/16/2004US20040254066 Dissolving or dispersion forming emulsion; transition metal catalyst encapsulated within a permeable polymer; catalyst for foirming polyol from olefin
12/16/2004US20040250737 Polyethylene or -propylene oxide adducts or homo- or copolymers modified by a fatty acid or fatty alcohol of 3-18 carbon atoms and a low-molecular weight hydrocarbon and a residual group of a polyamine; mixed with a water-reducing agent, e.g., a polycarbonate; noncracking; efficiency; concrete; mortar
12/15/2004EP1485341A2 Method for the hydroformylation of olefins
12/15/2004CN1554628A Synthesizing method for super critical three phase slurry bed methanol
12/14/2004US6831105 For therapy and prophylaxis of cardiovascular diseases, dyslipidemias, dysproteinemias, and glucose metabolism disorders
12/14/2004CA2180867C Monomeric diols and phosphate linked oligomers formed therefrom
12/09/2004WO2004106551A1 Dna-oxide complex, preparation method thereof and environmental clean-up system using dna-oxide complex
12/09/2004US20040249197 Method for producing saturated alcohols, ketones, aldehydes and carboxylic acids
12/08/2004EP1483235A1 Process for the preparation of isocyanates
12/08/2004EP1483030A1 Method and device for separating gases and/or liquids
12/08/2004CN1552684A Preparing method for 1,2-pentadiol
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
12/02/2004US20040238443 Structured multi-purpose packings and their use
12/01/2004EP1481258A1 High-throughput screening method for determining the enantioselectivity of catalysts, biocatalysts, and agents
12/01/2004EP1480744A1 Method for producing shell catalysts
12/01/2004CN1551893A Magnesium dichloride-ethanol adducts and catalyst components obtained therefrom
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
12/01/2004CN1177787C Powder shape mannitol and process for preparing same
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
11/30/2004US6825377 Catalytic oxidation using oxygen or gas mixture in presence of osmium, ruthenium, or manganese compound in water; adding amine for catalyst selectivity
11/25/2004WO2004067489A3 Hydroxyl compounds and compositions for cholesterol management and related uses
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
11/25/2004US20040236156 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
11/25/2004CA2522928A1 Purification of biologically-produced 1,3-propanediol
11/24/2004EP1478609A2 Modified method for producing surfactant alcohols and surfactant alcohol ethers, the products of said method and use of the same
11/24/2004CN1176885C 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
11/18/2004US20040230079 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
11/17/2004EP1477468A1 Novel process for producing 1,2-diol
11/17/2004CN1547564A Method for producing saturated alcohols, ketones, aldehydes and carboxylic acids
11/17/2004CN1176054C Method for removing carbonyl-group material from 1,3-propylene-glycol
11/11/2004US20040225160 Process for functionalizing a double bond
11/10/2004EP1475362A1 New method for making photocurable halofluorinated acrylates
11/10/2004EP1474373A1 Method for preparing alkali and heat stable polyols
11/10/2004EP1474372A2 SYNTHESIS OF ALIPHATIC 1,3−DIOLS UTILIZING REDUCED LIGAND CONCENTRATION AND WATER EXTRACTION
11/10/2004EP1474371A2 Integrated process for synthesizing alcohols, ethers, and olefins from alkanes
11/10/2004CN1174950C Process for producing halohydrin
11/10/2004CN1174949C Hydrogenating process for acetone
11/10/2004CN1174804C Chiral salen catalysts, and process for preparing chiral compounds from racemic epoxides for using them
11/09/2004US6815559 Process for producing 3,3,3-trifluoro-2-hydroxypropionic acid or its derivative
11/04/2004US20040220433 Process for the preparation of propylene glycol
11/03/2004EP1472205A1 Process for reducing alpha-haloketones to secondary alpha-haloalcohols
11/03/2004EP1313688B1 Tmp/steam pressure filtration
11/03/2004EP1242521B1 Recovery of modifier compounds and polar organic compounds from a poly(arylene sulfide) recycle mixture
11/03/2004EP1226105A4 Method for preparing chiral ester
11/03/2004EP1218326B1 Catalyst and method for hydrogenating carbonyl compounds
11/02/2004US6812260 Raw material introduced from first supply port is fed into catalyst layer to permit reaction of the raw material to take place, and that as activity of catalyst is gradually lowered, the quantity of raw material to be fed to is reduced
10/2004
10/28/2004US20040214887 for example, 6,9-Dihydroxy-2,2,13,13-tetramethyl-tetradecanedioic acid, 2,2,13,13-Tetramethyl-tetradecane-1,6,9,14-tetraol, 6,10-Dihydroxy-2,2,14,14-tetramethyl-pentadecanedioic acid; treatment of Alzheimer's Disease, metabolic syndrome disorder, cancer, cardiovascular disease, diabetic nephropathy
10/27/2004CN1539803A Method for snthesizing ethylene glycol from acid water
10/27/2004CN1539551A Catalyzer synthesized from ethyl lactate and hydrogen in use for 1, 2 propylene glycol, and preparation method
10/27/2004CN1172989C Polyol condensatig glycerine and its prepn.
10/27/2004CN1172891C Method for recovering chloro-hydrin
10/26/2004US6809224 Method for the separation of formaldehyde from a reaction mixture containing polyols by the addition of solvents before and/or during the distillation
10/21/2004US20040210087 Process for preparing carboxylic acids and derivatives thereof
10/21/2004US20040210073 Manufacture of trialkylaluminum compounds and alpha-alcohols
10/21/2004US20040210072 Manufacture of trialkylaluminum compounds and alpha-alcohols
10/21/2004US20040209847 treating and preventing a variety of diseases and conditions such as aging, Alzheimer's Disease, cancer, cardiovascular disease, diabetic retinopathy, dyslipidemia, dyslipoproteinemia, hypertension, impotence, insulin resistance, peroxisome proliferator activated receptor associated disorders
10/21/2004DE19720496B4 Verfahren zur Hydrierung von Zuckern oder Zuckergemischen zu Zuckeralkoholen oder Zuckeralkoholgemischen Process for hydrogenating sugars or sugar mixtures to sugar alcohols or sugar alcohol mixtures
10/20/2004EP1467960A1 Method for the hydroformylation of olefins with 2 to 6 carbon atoms
10/20/2004CN1538877A One-step production of 1,3-propanediol from ethylene oxide and syngds with cobalt-iron catalyst
10/20/2004CN1538876A Novel catalytic formulation and its preparation method
10/20/2004CN1537848A Process for simultaneous production of maleic anlydride and its hydrogenated derivatives
10/20/2004CN1172394C Electrochemical synthesis of propaol in protein exchange film fuel cell