Patents
Patents for C07C 67 - Preparation of carboxylic acid esters (66,429)
02/2007
02/08/2007US20070032678 Process for isolating vinyl acetate
02/08/2007US20070032667 Route to alpha-tocopheryl alkanoates and percursors thereof
02/08/2007US20070032659 Process for producing optically active cyclopropane compound and asymmetric copper complex for use in the same
02/08/2007US20070032549 Process for obtaining HMG-CoA reductase inhibitors of high purity
02/08/2007US20070032543 Combinations of substituted 1,3-diphenylprop-2-EN-1-one derivatives with other therapeutically active ingredients
02/08/2007US20070032402 Process for producing indenol esters or ethers
02/08/2007DE102005036930A1 Verfahren zur Isolierung von Vinylacetat A method for the isolation of vinyl acetate
02/08/2007CA2617199A1 Fuel additives
02/07/2007EP1749813A1 Process for producing (meth)acrylic acid and (meth)acrylic ester
02/07/2007EP1749812A1 Polymerization inhibitor, composition containing the same and process for producing easily polymerizable compound with the polymerization inhibitor
02/07/2007EP1749080A2 Transparent candle and method of making
02/07/2007EP1748976A1 Alkoxycarbonylation of vinyl esters
02/07/2007EP1748975A1 Method for the production of optically active 3-alkyl carboxylic acids and the intermediate products thereof
02/07/2007CN1910131A Method of preparing fatty acid monoesters
02/07/2007CN1910129A Process for production of a carboxylic acid/diol mixture suitable for use in polyester production
02/07/2007CN1907948A Preparation method of 4-chloromethyl benzoic acid t-butyl ester
02/07/2007CN1907947A Method of preparing 3,3-dimethyl-4-pentenoic acid methyl ester with industrial scale
02/07/2007CN1907946A Method of preparing trimethylolpropane triacrylate
02/07/2007CN1907945A Process for preparing trifluoroethyl methacrylate
02/07/2007CN1907944A Organism-based polyol preparing by epoxy rapeseed oil
02/07/2007CN1907943A Process for isolating vinyl acetate
02/07/2007CN1907940A Azeotropic distillation process for separating acetic acid, methyl acetate and water in the production of an aromatic carboxylic acid
02/07/2007CN1907566A Catalyst for preparing trimethylene terephthalate
02/07/2007CN1298774C Solution for decomposing saturated polyester and method for decomposition using the same
02/07/2007CN1298695C Gas phase chlorination method and device for preparing chloro-formic acid-1-chloro-formic ester
02/07/2007CN1298694C Process for producing trihydroxy methyl propane triacrylate
02/07/2007CN1298693C Production method of high purity ritalin from waste liquid or gas containing it
02/06/2007US7173157 Method for producing an allyl compound
02/06/2007US7173148 1-acetoxy-2-methyl-3-(3,4-methylenedioxyphenyl)propene; alkylation of a benzene compound with alkenylidene diacetate in the presence of a catalyst halogenated boron compounds, triflate compounds, Group 12 halogenated compounds, triflate compounds and halogenated compounds of tin and lanthanoid elements
02/06/2007US7173147 Process for producing acrylic ester compound
02/06/2007US7173145 Contacting the plant with a solvent to obtain a mixture; removing undissolved solids; removing the solvents from the mixture under conditions which result in substantially no double bond isomeisomerization; isolating the carotenoid esters
02/06/2007US7173062 Method for the improvement of skin wrinkles using retinyl retinoate
02/06/2007CA2287934C Purification of by-product stream in preparation of polytrimethylene terephthalate
02/06/2007CA2268663C Improved process for the production of supported palladium-gold catalysts
02/06/2007CA2192594C Preparation of .alpha.-methoxyiminocarboxylic acid methylamides and intermediates therfore
02/05/2007CA2555391A1 Process for isolating vinyl acetate
02/01/2007WO2007013658A1 Solvent for reaction and production method using the same
02/01/2007WO2007013555A1 Process for producing optically active 2-hydroxybutyric ester
02/01/2007WO2007013259A1 Method for producing lactic acid ester
02/01/2007WO2007012190A1 Single-stage esterification of oils and fats
02/01/2007WO2007012097A1 Method for production of carboxylate alkyl esters
02/01/2007US20070027339 Ester synthesis
02/01/2007US20070027338 Process for production of esters through trans-esterification
02/01/2007CA2617071A1 Single-stage esterification of oils and fats
01/2007
01/31/2007EP1748040A1 Process for producing alpha-oxocarbonyl compound
01/31/2007EP1748037A1 Handling device and producing system of easy-to-polymerize compound
01/31/2007EP1747186A1 3-methylbenzyl-isobutyrat
01/31/2007EP1747185A1 Method for producing dialkyl dicarbonates
01/31/2007CN1906145A Integrated process for acetic acid and methanol
01/31/2007CN1903825A Method for manufacturing pravastatin sodium
01/31/2007CN1903824A Clean esterification method for producing bialkyl ortho phthalate
01/31/2007CN1903435A Catalyst used for synthesis of vinyl acetate and its prepn. method
01/31/2007CN1297562C Diphosphine
01/31/2007CN1297537C Sulfonium salt compound
01/31/2007CN1297535C Method for producing perfluoroalkane sulfonic acid esters and the salts thereof
01/31/2007CN1297533C Method for producing diol derivatives
01/31/2007CN1297532C Preparation of carboxylic acid ester
01/31/2007CN1297454C Storage tank for easily polymerizable compound and method of storage
01/30/2007US7169953 For use as catalysts in asymmetric reactions, such as, hydrogenation, hydride transfer, allylic alkylation, hydrosilylation, hydroboration, hydrovinylation, hydroformylation, olefin metathesis, hydrocarboxylation
01/30/2007US7169950 Reacting ozone with unsaturated compound
01/30/2007US7169943 Manufacture of tocopheryl acetate
01/30/2007CA2309552C A process for making high purity fatty acid lower alkyl esters
01/25/2007WO2007010548A1 Process for preparing l- ( + ) -lactic acid
01/25/2007WO2007010111A1 Method for preparing mono- or difluorinated hydrocarbon compounds
01/25/2007WO2007009590A1 Process for the preparation of phenolic compounds
01/25/2007US20070021633 Stopping the distillation column; successively washing the column with water, an aqueous alkali solution, and an organic solvent; and restarting the column; monomer polymerization is prevented
01/25/2007DE102005033432A1 Verfahren zur Extraktion von Milchsäure aus wässrigen Suspensionen A process for the extraction of lactic acid from aqueous suspensions
01/24/2007EP1745058A1 Cycloolefin phosphine ligands and their use in catalysis
01/24/2007EP1745006A2 Methods of 1,3-enyne preparation using copper (i) catalysts
01/24/2007EP1745005A1 Process for the production of ethyl acetate
01/24/2007EP1472217B1 Method for producing perfluoroalkane sulfonic acid esters and the salts thereof
01/24/2007EP1280747B1 Alkene oligomerization process
01/24/2007EP1208178B1 Energy-curable composition for making a pressure sensitive adhesive
01/24/2007CN1902155A Method for the esterification of alcohols with olefinically unsaturated carboxylic acids
01/24/2007CN1901750A Detecting method and its system for missing matched adjacent zone
01/24/2007CN1901729A Statistic method for communication service quality and its system terminal
01/24/2007CN1901679A Method for information selecting and dividing based on micro block inner edge
01/24/2007CN1901481A Method for judging spring grouping ring topology stability
01/24/2007CN1901477A Searching method and its system for equipment traffic data
01/24/2007CN1900046A Kaurane diterpine compound and its preparing method and use
01/24/2007CN1900045A Method for catalytically synthesizing 1-methyl naphthylacetate with high molecular catalyst under microwave radiation
01/24/2007CN1899691A Method for preparing solid acid catalyst from charing and sulfonating sugar compounds
01/24/2007CN1296332C Process for preparation of high-purity organic compounds
01/23/2007US7166750 Cyclization by reacting dimethyl adipate or diethyl adipate; forming intermediate of Metconazole as an agricultural or horticultural fungicide
01/23/2007US7166743 Methods of making intermediates from polyhydroxyalkanoates
01/23/2007US7166742 Fluid bed process for the acetoxylation of ethylene in the production of vinyl acetate
01/23/2007US7166741 Process for producing (meth) acrylic acid compound
01/23/2007US7166740 Process for the production of triiodotrimesic acid
01/23/2007US7166739 8-methyl-1-pentadecanol or -hexadecanol esters of benzoic or 2-ethylhexanoic acid, preparation by esterification, and use in sunscreens, antiperspirants and skin or hair care preparations
01/23/2007US7166275 For cosmetics, sunscreen agents, agriculture products
01/23/2007CA2397232C Synthesis of 3,6-dialkyl-5,6-dihydro-4-hydroxy-pyran-2-one
01/23/2007CA2333192C Synthesis of 3,6-dialkyl-5,6-dihydro-4-hydroxy-2h-pyran-2-one
01/18/2007WO2007007646A1 Homogeneous asymmetric hydrogenation catalyst
01/18/2007WO2007006720A1 Method for producing substituted 1,3-difluorobenzene derivatives
01/18/2007WO2006114572A3 Processes for the preparation of azoxystrobin using dabco as a catalyst and novel intermediates used in the processes
01/18/2007US20070015943 Method of preparation of optically active alcohols
01/18/2007US20070015904 Process for obtaining fatty acid alkyl esters, rosin acids and sterols from crude tall oil
01/18/2007DE112005000346T5 Verfahren zur Herstellung von Polycarbonatcopolymer A process for the production of polycarbonate copolymer
01/18/2007DE102005031314A1 Verfahren zur Abtrennung von Maleinsäureanhydrid aus maleinsäureanhydridhaltigen Gemischen durch Strippung Process for the separation of maleic anhydride from maleic anhydride mixtures by stripping
01/17/2007EP1742903A1 Pentenoic acid derivatives, processes for the preparation thereof, pharmaceutical compositions comprising them, and therapeutic applications thereof