Patents
Patents for C07C 67 - Preparation of carboxylic acid esters (66,429)
08/2012
08/01/2012CN102614917A Preparation method of composite carbon base solid acid catalyst
08/01/2012CN102614806A Rosin polyoxyethylene ether nonionic surfactant
08/01/2012CN102613177A Process for synthesizing sex pheromone of pine caterpillar
08/01/2012CN101906218B Method for recycling polyester waste by normal-pressure alcoholysis
08/01/2012CN101519353B Method for synthesizing E-alpha-acetylenyl-alpha, beta-unsaturated carboxylic methyl ester
07/2012
07/31/2012CA2518328C Method for preparing transcription factors and use
07/26/2012WO2012098067A1 Preparation of 4-acetoxy-2-methylbutanal by catalytic carbon carbon double bond hydrogenation
07/26/2012WO2012006438A3 Hydrogenolysis of ethyl acetate in alcohol separation processes
07/26/2012US20120190885 Process for preparing an ester
07/26/2012US20120190884 Method for preparing difluoroacetic acid esters
07/26/2012US20120190883 Process for preparing polyol esters
07/26/2012US20120190882 Efficient isolation of cimiracemate a, and methods of use
07/26/2012US20120190881 Indane derivatives for use as intermediates
07/26/2012US20120190648 Fluorinated cyclopropane analogs of glutamic acid
07/26/2012US20120189860 Polymeric compositions comprising polylactic acid oligomers and methods of making the same
07/26/2012US20120189750 Taste Modifiers Comprising a Chlorogenic Acid
07/25/2012EP2479198A1 Aromatic hydrocarbon resin and composition for forming underlayer film for lithography
07/25/2012EP2478076A2 No-sulfur fuel lubricity additive
07/25/2012EP1658259B1 METHOD FOR PRODUCING a-FLUOROMALONIC ACID DIALKYL ESTERS
07/25/2012CN202346930U Equipment for purifying and recovering DOP (Dioctyl-Phthalate)
07/25/2012CN102612507A Process for the production of artemisinin intermediates
07/25/2012CN102604155A Preparation method of environmentally-friendly plasticizer containing no phthalate
07/25/2012CN102604015A Preparation method of waterborne polyurethane emulsion modified by methyl esterification tung oil and product of waterborne polyurethane emulsion
07/25/2012CN102603532A Method for preparing plasticizer terephthalate through waste PET (polyethylene terephthalate) alcoholysis
07/25/2012CN102603531A Method for preparing 2,3,4,5-tetrafluoro methyl benzoate in series reaction
07/25/2012CN102603530A Production method of fluoro-methyl propionlyacetae
07/25/2012CN102603529A Preparation method of 4,4-dimethyl-3-keto-methyl valerate
07/25/2012CN102603528A Method for preparing n-amyl cinnamate by transesterification reaction catalyzed by ionic liquid
07/25/2012CN102603527A Preparation method of functionalized aryl acetate compound
07/25/2012CN102603526A Synthetic method of 3,13-dimethyl pentadecylic acid (S)-2'-methyl-3'-tetranitrate
07/25/2012CN102603523A Preparation method of allyl esters
07/25/2012CN102603486A Method for preparing cyclopentanol from cyclopentene
07/25/2012CN102600899A Catalyst used for synthesis of vinyl acetate and preparation method of catalyst
07/25/2012CN102600895A Loaded organic sulfoacid solid catalyst and preparation method thereof
07/25/2012CN102600879A Catalyst for synthesizing methyl formate and preparation method of catalyst for synthesizing methyl formate
07/25/2012CN102600863A Palladium-copper-based catalyst used for synthesizing oxalate, and preparation method thereof
07/25/2012CN102600862A Preparation method of catalyst for synthesizing dimethyl oxalate from CO
07/25/2012CN102600847A Catalyst for use in synthesis of methyl formate and preparation method and application thereof
07/25/2012CN102600836A Preparation method and application of catalyst for synthesizing dialkyl succinate
07/25/2012CN102172533B Preparation method of solid acid catalyst and application of catalyst to synthetic reaction of diethylene glycol dibenzoate (DEDB)
07/25/2012CN102019204B Chitosan-based porous microsphere load palladium catalyst, preparation method and application thereof
07/25/2012CN101979139B Catalyst of succinic acid dicarboxylic ester and preparation method thereof
07/25/2012CN101805263B Cleaning production method of phthalic acid di-(2-ethyl) ethyl ester
07/25/2012CN101693659B Cyclopentenyl fatty acid, preparation method and application thereof
07/25/2012CN101633618B Method for synthesizing decylic acid decyl ester
07/25/2012CN101531594B Method for preparing high-purity diesters of terephthalate acid from polyethylene terephthalate wastes
07/25/2012CN101497567B Preparation of caffeic acid 3,4-dihydroxyphenyl ethyl ester and its derivative phenyl acrylic acid phenyl alkyl ester compound
07/25/2012CN101492370B Method for producing oxalic ester with CO coupling
07/25/2012CN101486644B Preparation of arginine acetylsalicylate
07/25/2012CN101405240B Reagent for organic synthesis and method of organic synthesis reaction with the reagent
07/24/2012US8227369 Layered composition and processes for preparing and using the composition
07/19/2012WO2012096824A1 Phenylglyoxylic acid derivatives and their preparation and use
07/19/2012WO2012096425A1 Method for purifying high-purity methyl-4-formylbenzoate from by-products produced during preparation of dimethyl terephthalate
07/19/2012WO2012071488A3 Vinyl acetate production process
07/19/2012WO2012065115A3 Ketocarboxylic acids, ketocarboxylic esters, methods of manufacture and uses thereof
07/19/2012US20120184748 Recyclable catalysts for esterification or acylation of alcohols
07/19/2012US20120184474 Complex alcohol ester composition, method for production same, and use of same
07/19/2012US20120183468 Water-Soluble Functionalized Fullerenes
07/19/2012US20120182516 Polymerizable compounds and their use in liquid-crystal displays
07/18/2012EP2476664A1 Zinc cluster
07/18/2012EP2475689A1 Method for stereospecifically recycling a pla polymer mixture
07/18/2012EP2475638A1 Novel method for preparing polyols and products obtained
07/18/2012EP2475637A1 Novel castor oil derivatives and method for the production thereof
07/18/2012EP2475635A2 Process for the production of artemisinin intermediates
07/18/2012EP2475633A1 Process for the purification of crude glycerol
07/18/2012EP1827678B1 Method and apparatus for performing micro-scale chemical reactions
07/18/2012CN1894198B Method for producing alpha-fluoromalonic acid dialkyl esters
07/18/2012CN102596888A Method for manufacturing a tricyclodecane mono-methanol monocarboxylic acid derivative
07/18/2012CN102596887A Stable alkoxylated fatty acid alkyl esters from transesterification-alkoxylation of vegetable oils
07/18/2012CN102596886A Process for producing allyl acetate
07/18/2012CN102596883A Method for synthesizing unsaturated carboxylic acid and/or derivative of same
07/18/2012CN102596871A Process for the purification of crude glycerol
07/18/2012CN102586349A Preparation method of ethyl (R)-2-hydroxyl-4-phenylbutyrate by combining microbe reduction and chemical catalytic hydrogenation
07/18/2012CN102586014A Method for separating and purifying triglyceride of medium- and long-chain fatty acids
07/18/2012CN102585838A 4-[(4-R alkoxy 2,3,5,6-tetrafluorophenyl)ethyl]benzoic acid(4-R1 alkoxy) phenyl ester fluoride liquid crystal compound
07/18/2012CN102585287A Method for preparing plasticizer by utilizing pyromellitic dianhydride tri-catching waste
07/18/2012CN102585200A Polyuratethane foams made with alkoxylated vegetable oil hydroxylate
07/18/2012CN102585191A Novel tower reactor and application of novel tower reactor in continuously producing polyester polyol
07/18/2012CN102584710A Chloric perfluorocyclopropane carboxylic ester type compound as well as preparation and application thereof
07/18/2012CN102584595A Refining processes for hidden green roccellic acid
07/18/2012CN102584594A Method for catalyzing alcoholysis performed on polyethylene glycol terephthalate (PET) by using CoCl42-/NiCl42-type ionic liquid
07/18/2012CN102584593A Preparation method for dimethyl succinylo succinate (DMSS)
07/18/2012CN102584592A Deuterated pyrethroid compound and preparation method and application thereof
07/18/2012CN102584591A Method for preparing tributyl citrate through diatomite immobilized titanium sulfate used as catalyst
07/18/2012CN102584590A Method for synthesizing triethyl citrate
07/18/2012CN102584589A Ester group linked vinyl ether organic fluorine cationic polymerization monomer and synthetic method
07/18/2012CN102584588A Method using catalysis transesterification to prepare n-amyl acetate cinnamate
07/18/2012CN102584587A Method using catalysis transesterification to prepare n-butyl acetate cinnamate
07/18/2012CN102584586A Preparation method of conjugated linoleic acid glycerides
07/18/2012CN102584585A Method for deacidifying alpha-ethylli-nolenate solvent
07/18/2012CN102584584A Conjugated polyene fatty acid polyphenol ester, carotenoid ester, anthocyanin ester derivative and purposes thereof
07/18/2012CN102584583A Novel derivative of conjugate polyenoic fatty acid polyol ester, macrogol ester and sugar ester and application thereof
07/18/2012CN102584582A Preparing technology of hydroxyethyl acrylate
07/18/2012CN102584581A Preparation process of hydroxy-propyl acrylate
07/18/2012CN102584580A Preparing technology of hydroxypropyl methacrylate
07/18/2012CN102584579A Preparation process of hydroxyethyl methacrylate
07/18/2012CN102584578A Preparation method and application of 1,4-cyclohexanedimethanol diglycidyl ether diacrylate
07/18/2012CN102584577A Postprocessing method for synthetic borneol
07/18/2012CN102584576A Method and device for purifying tert-butyl acetate by using partition wall column
07/18/2012CN102584575A Method for refining sec-butyl acetate coarse products through dual-reflux and preparation method of sec-butyl acetate
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