Patents
Patents for C07C 67 - Preparation of carboxylic acid esters (66,429)
01/2009
01/28/2009CN101353306A Refining method of salvianolic acid A
01/28/2009CN101353305A Synthetic method of environment-friendly type high-purity acetyl tributyl citrate (ATBC)
01/28/2009CN101353304A Method for producing polymerisable polyhydroxy compounds
01/28/2009CN101353303A Preparation of isotridecanol stearate
01/28/2009CN101353290A Production of detergent range alcohols
01/28/2009CN100455590C Metathesis catalysts
01/28/2009CN100455558C Method for producing vitamin a acetate
01/27/2009US7482484 Carboxylic acids and derivatives for the treatment of and preventing diabetes and dyslipidaemia
01/27/2009US7481981 Apparatus for the esterification of a fatty acid
01/27/2009CA2347689C Process for production of esters
01/27/2009CA2221389C Treatment of polyethers prior to hydrosilylation
01/22/2009WO2009011604A1 Method and apparatus for the batch preparation of biodiesel
01/22/2009WO2009010782A1 A process for the carbonylation of an ethylenically unsaturated compound and a catalyst system
01/22/2009WO2009010373A1 Method for removing acids from (meth)acrylic acid esters by filtering adsorption on a powdery adsorption agent
01/22/2009WO2008145392A3 Pd/Au SHELL CATALYST CONTAINING HfO2, METHOD FOR PRODUCING THE SAME AND USE THEREOF
01/22/2009US20090023945 Synthesis of half esters
01/22/2009US20090023941 Method for producing 2-isopropenyl-5-methyl-4-hexen-1-yl 3-methyl-2-butenoate
01/22/2009DE102008002923A1 Verfahren zur Hestellung von tertiären Alkylestern der(Meth)Acrylsäure mit mindestens 4 Kohlenstoffatomen im Alkylrest A process for the operations department of tertiary alkyl esters of (meth) acrylic acid having at least 4 carbon atoms in the alkyl radical
01/22/2009DE102007033636A1 Lower alkyl esters separation involves transesterifying of fatty alcohol fraction or fatty alcohol mixture to fatty alcohol, wax esters and lower alkylalcohol
01/22/2009DE102007033310A1 Reducing acid number of fats or oils, comprises feeding the fats or oils and a homogeneous esterification catalyst in a counter flow esterification column and downwardly delivering fats or foils to reduce excess water and alcohol
01/22/2009CA2691698A1 A process for the carbonylation of an ethylenically unsaturated compound and a catalyst system
01/21/2009EP2017299A1 Stabilizer and method of manufacturing the same, thermoplastic polymer composition using the same, and method of stabilizing thermoplastic polymer
01/21/2009EP2017256A1 Method for removing acids from (meth) acrylic acid esters using filtering adsorption by a power-like adsorption agent
01/21/2009EP2017255A1 Method for manufacturing tertiary alkyl esters of (meth) acrylic acid with at least 4 carbon atoms in the alkyl
01/21/2009EP1453774B1 Method for the arylation of olefins
01/21/2009CN101351494A Ethanolysis of PET to form DET and oxidation thereof
01/21/2009CN101351439A Polymers, polymer compositions and method of preparation
01/21/2009CN101351438A Epoxide intermediate in the tamiflu synthesis
01/21/2009CN101348476A Method for preparing 4,5,6,7-tetrahydromevastatin and sodium salt thereof, and solid crystallization way
01/21/2009CN101348439A 6-substituted aryl -2-naphthoic acid derivative and preparation thereof
01/21/2009CN101348438A Synthetic method of antiseptic agent methyl-p-hydroxybenzoate heptyl ester
01/21/2009CN101348436A Pyrethroid coumpound having single optical activity, preparation and use thereof
01/21/2009CN101348435A Method for preparing tributyl citrate with ion liquid as catalyst
01/21/2009CN101348434A Method for synthesizing ester and aether at the same time by reaction of erucic acid and benzenemethanol
01/21/2009CN101348433A 4-alkoxy-coumarin fatty acid ester, synthetic method and use
01/21/2009CN101348432A Method for preparing halogenated carboxylic ester by catalysis of ion liquid
01/21/2009CN101347482A Ainsliaea fragrans extract and active component thereof as well as their quality control method
01/21/2009CN100453523C Method for treating diethyl (o-) phthalate waste water and recovering diethyl (o-) phthalate from it
01/21/2009CN100453522C Preparation of 4-[4-(1-oxethylacyl-1-ethyl methyl benzene)]-4-ketobutyric acid
01/21/2009CN100453521C Prepn and application of ethyl diisopropyl carboxylate
01/21/2009CN100453519C Preparing method for linolenic acid or linolenic acid lower member ester
01/21/2009CN100453177C Catalyst for producing methyl-acrylate from methyl-acrolein and its production
01/21/2009CN100453172C Highly selective shell impregnated catalyst for production of vinyl acetate
01/20/2009CA2512630C Novel process for preparing a 5-hydroxy-3-oxo-hexanoic acid derivative
01/20/2009CA2235797C Process for purification of almost completely anhydrous organic liquids
01/20/2009CA2174061C 7-substituted quinone methides as inhibitors for unsaturated monomers
01/15/2009WO2009009391A2 Systems and methods for the production of fatty esters
01/15/2009WO2009009153A1 Purification of rosuvastatin intermediate by thin film evaporation and chemical method
01/15/2009WO2009007529A2 Decantation improvement in a method for producing alkyl esters from vegetable or animal oil and an aliphathic monoalcohol
01/15/2009WO2009007528A2 Separation improvement in a method for producing acrylic esters from vegetable or animal oil and an aliphathic monoalcohol
01/15/2009WO2009006815A1 A method of protecting catalyst used for preparing low fatty ester
01/15/2009CA2692591A1 Purification of hydroformylated and hydrogenated fatty alkyl ester compositions
01/14/2009EP2014752A1 Process for the manufacture of saturated fatty acid esters in the presence of a homogeneous complex of a Group VIII metal and a sulfonated phosphite
01/14/2009EP2014639A1 Fluorine-containing adamantane derivative, fluorine-containing adamantane derivative having polymerizable group, resin composition containing the same, and antireflection film
01/14/2009EP2013319A1 Method and apparatus for preparing fatty acid alkyl ester using fatty acid
01/14/2009EP2013156A1 Method for transesterification of esters
01/14/2009EP1131337B1 Novel betulinic acid derivatives, processes for preparing such derivatives and its use as cancer growth inhibitors
01/14/2009CN101345823A Information device and portable information apparatus
01/14/2009CN101343226A BHET preparation with SO4<2>/MO2type solid super acidic catalyst degradation of polyethylene terephthalate
01/14/2009CN101343225A Preparation method for high-purity di-coffee mesitoyl quinine acid compounds
01/14/2009CN101343224A Dandelion native ¿CB, extraction separation method and used thereof
01/14/2009CN101343223A Adjustable apparatus of preparation system for acrylic methyl/ethyl ester with continuous esterification method
01/14/2009CN101343222A Reactor for preparing branched chain ester and preparation thereof
01/14/2009CN101343218A Bipolarity trans-carotenoid salt and uses thereof
01/14/2009CN101343211A Method for preparing BDO or succinic diester with by-product from maleic anhydride
01/14/2009CN101343210A Method for preparing BDO/succinic acid diester and phthalandione diester with by-product from benzoic anhydride preparation
01/14/2009CN100450990C Method for treating asphalt like slag in preparing rheinic acid and diacerein process with aloe
01/13/2009CA2284162C Asymmetric hydrogenation of .beta.-keto esters
01/08/2009WO2009005767A1 Process for desalting glycerol solutions and recovery of chemicals
01/08/2009WO2009004206A2 Device and method for removing a compound from bio-diesel, method for purifying bio-diesel from a transesterification step, and equipment for producing bio-diesel including same
01/08/2009WO2009004029A1 Novel method of synthesizing fenofibrate
01/08/2009WO2009003746A1 Method for synthesizing allyl methacrylate
01/08/2009WO2009003745A1 Method for producing ethylene glycol dimethacrylate
01/08/2009WO2009003744A1 Method for producing (meth)acrylates
01/08/2009WO2009003743A1 Method for producing butanediol dimethacrylates
01/08/2009US20090012318 Cage-shaped cyclobutanoic dianhydrides and process for production thereof
01/08/2009DE102007031474A1 Verfahren zur Herstellung von Butandioldimethacrylaten A process for preparing butanediol dimethacrylates
01/08/2009DE102007031473A1 Verfahren zur Herstellung von Ethylenglycoldimethacrylat A process for producing ethylene glycol dimethacrylate
01/08/2009DE102007031470A1 Verfahren zur Herstellung von (Meth)acrylaten Acrylates process for the preparation of (meth)
01/08/2009DE102007031468A1 Verfahren zur Herstellung von Allylmethacrylat Process for the preparation of allyl methacrylate
01/08/2009CA2692615A1 Process for producing (meth)acrylates
01/08/2009CA2692614A1 Method for producing butanediol dimethacrylates
01/08/2009CA2692583A1 Process for preparing allyl methacrylate
01/08/2009CA2692578A1 Method for producing ethylene glycol dimethacrylate
01/08/2009CA2692355A1 Production and purification of esters of polyunsaturated fatty acids
01/08/2009CA2690869A1 Novel method of synthesizing fenofibrate
01/07/2009EP2011819A1 Process
01/07/2009EP2011781A1 Process for production of indene derivative, and intermediate for production of the derivative
01/07/2009EP2011764A1 Potassium fluoride dispersion solution, and process for production of fluorinated organic compound using the same
01/07/2009EP1483273B1 Ligands for asymmetric reactions
01/07/2009EP1390332B1 Uncatalysed addition reactions
01/07/2009CN101341238A Process for producing fatty acid alkyl esters and glycerin
01/07/2009CN101338197A 3-(3,5-ditertiary butyl-4-hydroxyphenyl)acrylic esters anti-oxidant and method for preparing same
01/07/2009CN101337890A Method for preparing methyl acetoacetate by using novel composite catalyst
01/07/2009CN101337889A Method for preparing (methyl) acrylic ester
01/07/2009CN101337888A Method for preparing butanediol dimethylacrylate
01/07/2009CN101337887A Method for preparing butanediol dimethylacrylate
01/07/2009CN101337886A Method for preparing allyl methacrylate
01/07/2009CN101337885A Method for preparing 1-Methoxy-2-propyl acetate by continuous esterification reaction
01/07/2009CN101337884A Method for preparing 2-Butoxyethyl acetate by continuous esterification reaction