Patents
Patents for C07C 67 - Preparation of carboxylic acid esters (66,429)
06/2006
06/14/2006EP1667954A1 Bipolar trans carotenoid salts and their uses
06/14/2006EP1667953A1 Metal surfaces to inhibit ethylenically unsaturated monomer polymerization
06/14/2006EP1282719B1 Process for the preparation of dihydroxy esters and derivatives thereof
06/14/2006EP1187798B1 PRODUCTION OF OPTICALLY ACTIVE $g(a)-HYDROXYACETALS
06/14/2006EP1061120B1 Process for preparing alkyl esters of fatty acids from fats and oils
06/14/2006CN1785956A Synthesis method of dehexadecyl phthalate
06/14/2006CN1785955A Manufacturing method of propyl acetate and isopropyl acetate
06/14/2006CN1259322C Asymmetric copper compound and cyclopropanation reaction with it
06/14/2006CN1259304C Alkyl-capped alkoxylated esters and compositions comprising same
06/14/2006CN1259291C Tower processing method and equipment
06/13/2006US7060859 Use of a solid hydrotalcite structure incorporating fluorides for basic catalysis of Michael or Knoevenagel reactions
06/13/2006US7060853 Catalytic liquid phase oxidation; backmixing ; terephthalic acid by oxidation of p-xylene
06/13/2006US7060840 Using a chiral, non-racemic tertiary amine catalyst,e.g., one containing a 1-azabicyclo(2.2.2)octane moiety or a 1,4-diazabicyclo(2.2.2)octane moiety.
06/13/2006CA2292651C Vinyl acetate process utilizing a palladium-gold-copper catalyst
06/13/2006CA2251476C Catalyst and process for the preparation of vinyl acetate
06/08/2006WO2006059703A1 Novel catalyst
06/08/2006WO2006058943A1 Method of obtaining purified pravastatin sodium
06/08/2006US20060122435 With CO in the presence of a source of hydroxyl groups (water or an alcohol) and a catalyst obtained by combining a Group VIII metal or a compound thereof and a bidentate phosphine, e.g., tri(dibenzylideneacetone)di-palladium
06/08/2006US20060122425 Method for the production of a dicarboxylic acid from acrylic acid
06/08/2006US20060122423 Method for producing fluorine-containing acrylate
06/08/2006US20060122419 Esterification of an epoxide, an alcohol and carbon monoxide in the presence of a cobalt carbonyl compound as catalyst and a cocatalyst of substituted pyridine
06/08/2006US20060122404 Novel compounds comprising a thiocarbonyl-sulfanyl group, which can be used for the radical synthesis of-alpha-perfluoroalkylamines
06/08/2006US20060122398 Novel nickel-carbene, palladium-carbene and platinum-carbene complexes, their produciton and use in catalytic reactions
06/08/2006DE102005058206A1 New N-heterocyclic platinum and palladium carbene complexes useful as catalysts, particularly for partial oxygenation of alkanes to alkanols (e.g. for converting methane to methanol) while forming an alkyloxy ester
06/08/2006DE102005010587A1 Preparing alkyl ester of (meth)acrylic acid comprises supplying (meth)acrylic acid, alkanol and catalyst to reaction zone, adding discharged mixture to rectification unit, supplying a partial flow of sump stream and isolating streams
06/08/2006DE102004057995A1 Verfahren zur Herstellung von α,α-Dialkyl-α-Hydroxymethyl-Carbonsäurederivaten A process for preparing α, α-dialkyl-α-hydroxymethyl-carboxylic acid derivatives
06/07/2006EP1667447A1 Data conversion system
06/07/2006EP1666451A1 Improved process for chemical reactions involving cyanohydrins
06/07/2006EP1666447A1 Process for the preparation of alpha, alpha-dialkyl, alpha-hydroxymethyl-carboxylic acid derivatives
06/07/2006EP1666446A1 Process for preparing rhein and diacerein
06/07/2006EP1666440A1 Method for producing aromatic unsaturated compound
06/07/2006EP1664067A2 A NEW ROUTE TO alpha-TOCOPHEROL, alpha-TOCOPHERYL ALKANOATES AND PRECURSORS THEREOF
06/07/2006EP1663940A1 Improvements in or relating to phthalate plasticiser esters
06/07/2006EP1663937A2 Synthesis of alpha-tocopheryl alkanoates and precursors thereof
06/07/2006EP1663914A2 Method for forming a carbon-carbon or carbon-heteroatom bond
06/07/2006EP1663171A2 Heterofunctional copolymers of glycerol and polyethylene glycol, their conjugates and compositions
06/07/2006EP1248766B1 Methods for manufacturing betulinic acid
06/07/2006EP1130011B1 Process for removing titanium oxide or iron oxide red from depolymerization products obtained by glycolysis of polyesters containing titanium oxide or iron oxide red with ethylene glycol
06/07/2006CN1784375A Method for producing a benzoate
06/07/2006CN1783949A Information equipment and portable information device
06/07/2006CN1781899A Process for preparing ethyl acetate from ethanol
06/07/2006CN1781898A Decomposing inhibitor and preserving stabilizer of alkyl adamantane esters and its use
06/07/2006CN1781897A Methods of manufacturing derivatives of beta-hydroxycarboxylic acids
06/07/2006CN1258552C Method for producing alkyl poly alkylidene glycol esters of monoethylenically unsaturated carboxylic acids
06/07/2006CN1258518C Method for preparing 3-methoxy methyl propioniate
06/07/2006CN1258517C Process for preparing acrylic ester (methacrylic)
06/07/2006CN1258516C Process for preparation of formate esters or methanol and its synthetic catalyst
06/07/2006CN1258515C Process for producing perfluoroethylene carboxylic acid ester
06/06/2006US7057077 Method for producing 2- (alkyl) cycloalkenone
06/06/2006US7057064 Continuous process for the enantioselective catalytic hydrogenation of β-ketoesters
06/06/2006US7057061 Chiral monophosphorus compounds
06/06/2006US7057038 Kinetic resolutions of chiral 2- and 3-substituted carboxylic acids
06/06/2006CA2275458C Novel supported catalysts
06/06/2006CA2249326C A two step gold addition method for preparing a vinyl acetate catalyst
06/01/2006US20060116528 Process and apparatus for improved methods for making vinyl acetate monomer (VAM)
06/01/2006US20060114315 Mixed media telecommunication call manager
05/2006
05/31/2006EP1661918A1 Method for producing compound having acid-labile group
05/31/2006EP1661880A1 Method for producing deuterated methyl methacrylate
05/31/2006EP1660433A2 Preparation and use of alkylating agents
05/31/2006EP1660430A1 Ester synthesis
05/31/2006EP1660071A1 Treatment of neurodegenerative conditions
05/31/2006EP1565424A4 Method for production of alkyl esters
05/31/2006EP1521791A4 Nobonene-ester based addition polymer and method for preparing the same
05/31/2006EP1485343A4 Amorphous hmg-coa reductase inhibitors of desired particle size
05/31/2006EP1351901A4 Method for the production of aryl alkenes
05/31/2006EP1341743B1 Organic reactions with co generating materials
05/31/2006CN1780808A Aldehyde and alcohol compositions derived from seed oils
05/31/2006CN1780337A Free disturbance service realization in telecommunication network
05/31/2006CN1257881C Method for preparing acrylic acid and its esters
05/30/2006US7053239 reacting methanol with pressurized carbon monoxide in the presence of potassium methoxide catalyst within reactor, in which a gas stream is withdrawn containing entrained methyl formate (which is removed by condensation)
05/30/2006US7053238 reacting polyvalent alcohol with an acid halide to obtain polyvalent ester compound, fluorinating in liquid phase to obtain perfluorinated polyvalent ester compound, then cleaving the ester bonds
05/30/2006US7053237 Process for producing a fluorinated ester, a fluorinated acyl fluoride and a fluorinated vinyl ether
05/30/2006US7053236 Catalytic asymmetric desymmetrization of prochiral and meso compounds
05/30/2006US7053221 Heteroatom-stabilized carbenes and precursors thereto as depolymerization catalysts
05/30/2006US7053147 Production of unsaturated acids or esters thereof
05/30/2006US7053024 Support particles having at least one catalytically active metal or precursor thereof distributed therein in a layer below the surface of said particle, said layer being between an inner and an outer region of said support particles
05/30/2006CA2312351C Vinyl acetate catalyst comprising palladium, gold, copper and any of certain fourth metals
05/30/2006CA2161246C Fullerene derivatives, methods of preparing them and their use
05/26/2006WO2006055183A1 Co-production of vinyl acetate and ethyl acetate
05/26/2006WO2006054643A1 Oxidation catalyst and oxidation method
05/26/2006WO2006054549A1 Method for producing fluorine-containing 2-chloroacrylate
05/26/2006WO2006054446A1 Method for producing hydroxybenzoate compound
05/26/2006CA2588102A1 Co-production of vinyl acetate and ethyl acetate
05/25/2006US20060111579 Dispersing a short chain alcohol in a liquid raw material composed of fatty acids, oils, and/or fats and an acid catalyst or a basic catalyst to form a dispersion having a globule size of1 mu m - 50 mu m.
05/25/2006US20060111445 Novel carboxylic acids and derivatives for the treatment of and preventing diabetes and dyslipidaemia
05/25/2006US20060111329 Anticancer Agents Based on Regulation of Protein Prenylation
05/24/2006EP1659108A1 Two-step process to produce methyl branched organic compounds using dimethyl ether and hydrogen
05/24/2006EP1658298A2 Novel organic compounds and metal complexes
05/24/2006EP1658261A1 Process for producing tetrabromobenzoate esters
05/24/2006EP1658259A1 METHOD FOR PRODUCING a-FLUOROMALONIC ACID DIALKYL ESTERS
05/24/2006EP0894786B1 Silver halide color photographic material, phenidone compounds used therefor, and process for preparing the same
05/24/2006DE69926246T2 Verfahren zur herstellung von fettsäureestern, proteinmehl, fasern und glycerol durch die direkte umesterung von fettquellen A process for producing fatty acid esters, protein meal, fiber, and glycerol by the direct transesterification of fat sources
05/24/2006DE102005010588A1 Preparing alkyl ester of (meth)acrylic acid comprises supplying (meth)acrylic acid, alkanol and catalyst to reaction zone, adding discharged mixture to separation unit, initiating the ester into rectification unit and isolating streams
05/24/2006CN1777630A Novel phase change solvents
05/24/2006CN1777574A Method for the hydration of a monoolefinically unsaturated compound carrying at least two functional groups.
05/24/2006CN1777572A Process for preparing alkoxy- and aryloxy-phenols
05/24/2006CN1777475A Solid acid catalyst containing tin and method for preparation thereof
05/24/2006CN1775774A Process for preparing intermediates for the manufacture of discodermolide and discodermolide analogues
05/24/2006CN1775357A Synthesis of acrylic ester using organic sulfonicacid-heteropolyacid mixed catalytic system
05/24/2006CN1257147C Preparing method for petroleum acid ester lubricating additive