Patents
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Patents for C07C 67 - Preparation of carboxylic acid esters (66,429)
09/2010
09/01/2010EP2223909A1 Process for preparing pentanoic diacid derivatives
09/01/2010EP2222624A1 Derivatives of 4-nerolidylcatechol, pharmaceutical compositions comprising them and process for producing the same
09/01/2010EP2013156B1 Method for transesterification of esters
09/01/2010EP1726579B1 Process for producing (meth)acrylic ester
09/01/2010EP1472211B1 Emollients and cosmetic compositions
09/01/2010CN201567298U Production system for synthesizing oxalic ester and co-producing oxalic acid
09/01/2010CN1964936B Method for the preparation of a hydroxyalkyl hindered phenolic antioxidant
09/01/2010CN1823030B Carbonylation process using metal-tridentate ligand catalysts
09/01/2010CN101817761A Benzoate derivatives, preparation method and application
09/01/2010CN101817750A Method for synthesizing trimethylolpropane p/o-hydroxybenzoate
09/01/2010CN101817749A Method for extracting chlorogenic acid from Chinese wolfberry
09/01/2010CN101817748A Perfluoroalkyl acyloxo biphenyl liquid crystal compound with terminal group containing aliphatic hydrocarbon chains
09/01/2010CN101817747A Preparation method of 4-acetoxyl-2-methyl-2-butene-1-aldehyde
09/01/2010CN101816942A Method for preparing catalyst for synthesis of isopropyl chloracetate
09/01/2010CN101816934A Catalyst for use in synthesis methylglycollate and glycol and preparation method thereof
09/01/2010CN101367036B Sheet catalyst for synthesis of dimmer acid ester and preparation method thereof
09/01/2010CN101327444B Metallic catalyst for synthesizing dimethoxym ethane and methyl formate and production method thereof and use
09/01/2010CN101265184B Process for preparing dibasic acid ester
09/01/2010CN101255112B Reutilization method of cellulosic material
09/01/2010CN101225044B Methyl glycol fatty acid ester and preparation method thereof
08/2010
08/31/2010CA2535639C Method of making alkyl esters using glycerin
08/31/2010CA2269399C Ocular devices manufactured with free radical-polymerizable latent ultra-violet absorbers
08/26/2010WO2010096512A1 Polymerization inhibitor composition and method of inhibiting polymerization of distillable monomers
08/26/2010WO2010094660A1 Method and device for producing vinyl acetate
08/26/2010US20100217033 Method for Producing Polymerizable Hydroxydiamantyl Ester Compound
08/26/2010US20100217031 Process for the preparation of alkyl 3,3-dialkoxypropionates
08/26/2010US20100217030 Method and plant for purifying unsaturated compounds
08/26/2010US20100217028 Process for preparing nitrooxyalkyl substituted esters of carboxylic acids, intermediates useful in said process and preparation thereof
08/26/2010DE102009001021A1 Verfahren und Vorrichtung zur Herstellung von Vinylacetat Method and apparatus for production of vinyl acetate
08/25/2010EP2220025A1 Method of producing n-propyl acetate and allyl acetate
08/25/2010EP2220024A1 Method for producing fatty acid alkyl ester and/or glycerin
08/25/2010EP1957063B1 Process for preparing conjugated linoleic acid and derivatives thereof from ricinoleic acid
08/25/2010CN1962600B Fatty alcohol polyether dibasic acid ester and its synthesis and uses
08/25/2010CN101815579A Catalyst for carboxylic acid ester production, method for producing the same, and method for producing carboxylic acid ester
08/25/2010CN101811983A Preparation method of 2,3-diisopropyl-2-cyano diethyl succinate compound
08/25/2010CN101811982A 2,3-diisopropyl-2.3-dicyano-diethyl succinate compound, preparation method and application thereof
08/25/2010CN101811970A Production method of dioctyl terephthalate composite plasticizer
08/25/2010CN101811969A Production method of trans-4-isopropyl hexahydrobenzoic acid-4'methoxy phenol ester
08/25/2010CN101811966A Method for preparing phenylacetate
08/25/2010CN101811965A Process for separating and recovering butyl acetate and butyl alcohol in wastewater by using azeotropic rectification
08/25/2010CN101811964A Method for synthesizing fatty acid methyl ester
08/25/2010CN101811963A Method for synthesizing photoresist-monomer carbon-rigid-skeleton acrylic ester compounds by transesterification
08/25/2010CN101811059A Catalyst for catalyzing and dehydrating lactate and preparation and application thereof
08/25/2010CN101811036A Method for preparing vinyl acetate fixing bed catalyst carrier
08/25/2010CN101139293B Method for producing dioctyl terephthalate
08/25/2010CN101092354B Method for producing triacrylic ester of alkoxylating trimethylolpropane
08/24/2010US7781610 reacting Na, K, Li or Mg with a poly (styrene-co-divinylbenzene) copolymer to replace the phenyl-hydrogen in copolymer with the metal, to produce a metalated poly(styrene-co-divinylbenzene) copolymer; reacting metalated polymer with 1-bromo-4-chlorobutane, grafting product with organotin hydride
08/24/2010US7781601 Method for the production of 6,6,6-trihalo-3,5-dioxohexanoic acid esters
08/24/2010US7781599 economical; nontoxic; high yield; industrial scale; Grignard reaction; iron catalyst (FeCl3) and a diamine (ethylenediamine); cross-coupling of alkyl halide and aromatic organometallic; primary or secondary alkyl substituents; phenylcycloheptane from bromocycloheptane and phenyl magnesium bromide
08/24/2010US7781563 Methoxypolyethylene glycol-acetic acid is prepared by reacting methoxypolyethylene glycol with a base, reacting with t-butyl bromoacetate, reacting sodium hydroxide solution, neutralizing, and solvent extracting with methylene chloride; crystallization; chromatography; esterification, deesterification
08/24/2010CA2336513C Process for producing fatty acid esters and fuels comprising fatty acid ester
08/19/2010WO2010093438A2 Addition of a methyl hydrogen terephthalate reactor to a dimethyl terephthalate process
08/19/2010WO2010092989A1 Tetracarboxylic acid derivatives, processes for producing same, and liquid-crystal alignment material
08/19/2010WO2009152917A3 Stabilization of the composition of a mixture
08/19/2010US20100210867 Addition of a Methyl Hydrogen Terephthalate Reactor to a Dimethyl Terephthalate Process
08/19/2010US20100210721 Polyenylcyclopropanecarboxylic esters with high insecticidal activity
08/19/2010US20100209984 Process for the preparation of dihydroxy esters and derivatives thereof
08/19/2010US20100209462 Cosmetic compositions Comprising Esters Based on 2-Propylheptanoic Acid
08/19/2010DE112008002440T5 Verfahren zur Herstellung von Alkoholestern aus Triglyceriden und Alkoholen mittels heterogener Katalysatoren auf der Basis eines hybriden Feststoffs mit organisch-anorganischer Mischmatrix A process for preparing alcohol esters from triglycerides and alcohols by heterogeneous catalysts based on a hybrid organic-inorganic solid with mixing matrix
08/18/2010EP2219076A1 Composition for forming base film for lithography and method for forming multilayer resist pattern
08/18/2010EP2218707A1 Process for the preparation of non-genotoxic Diacetylrhein (Diacerein)
08/18/2010EP1334578B1 Method and system for locating a mobile device
08/18/2010CN101808976A ultraviolet absorber
08/18/2010CN101808653A Plant extract and use thereof
08/18/2010CN101805263A Cleaning production method of phthalic acid di-(2-ethyl) ethyl ester
08/18/2010CN101805262A Method for producing tetrabromo benzoate
08/18/2010CN101805261A Method for preparing competitive product of chlorogenic acid by folium cortex eucommiae
08/18/2010CN101805260A Preparation method of gefarnate
08/18/2010CN101805258A Preparation method of novel vegetable oil polyol for polyurethane rigid foam
08/18/2010CN101024704B Method for producing cyclohexane dicarboxylic acids and the derivatives thereof
08/18/2010CN101020631B S2O8 2-/TiO2 Al2 O3 super solid acid catalyzed n-butyl acetate synthesizing process
08/17/2010US7776309 Such as fluoromethyl-tyrosine and/or N,N-methyl-N-fluoromethylethanolamine
08/12/2010WO2010090695A2 Allyl diacetate decomposition
08/12/2010WO2010090258A1 Method for producing (meth)acrylate ester
08/12/2010WO2010089343A1 Method for the synthesis of chiral alpha-aryl propionic acid derivatives
08/12/2010WO2010088862A1 Intermediate of cilastatin and preparation method thereof
08/12/2010US20100204509 Method for producing (meth)acrylates
08/12/2010US20100202398 System for efficient recovery of node-b buffered data following mac layer reset
08/12/2010CA2751143A1 Allyl diacetate decomposition
08/11/2010EP2216320A1 Novel carboxylic acid ester, use of the same, and method for producing the same
08/11/2010EP2215097A1 Synthesis of hydrofluoroalkanols and hydrofluoroalkenes
08/11/2010EP2076482B1 Method for the production of alpha-keto acids and esters thereof
08/11/2010EP1616852B1 Process for producing beta-hydroxyester
08/11/2010EP1611082B1 Process for conducting equilibrium-limited reactions
08/11/2010EP1546083B1 Novel substituted arylhexadienoic acids and esters thereof which can be used for the treatment and prevention of diabetes, dyslipidaemia and atherosclerosis, pharmaceutical compositions comprising them and processes for the preparation of them
08/11/2010CN1953952B Process for producing indenol esters or ethers
08/11/2010CN1926092B Preparation of sterically hindered hydroxyphenylcarboxylic acid esters
08/11/2010CN101801906A Process for the preparation of esters of 4-fluorosubstituted 3-oxo-alcanoic acids
08/11/2010CN101801905A Method and plant for purifying unsaturated compounds
08/11/2010CN101798283A Derivatization method in carboxylic acid compound detection process by gas chromatogram
08/11/2010CN101798267A Production method of cyclohexyloxy allyl acetate
08/11/2010CN101798266A Production method of 1'-acetoxyl chavicol acetic ester
08/11/2010CN101798265A Novel method for preparing vinyl acetate from bioethanol
08/11/2010CN101798264A Method for preparing ethyl acetate by using alumina supported phosphotungstic acid as catalyst
08/11/2010CN101798263A Method for preparing unsaturated adamantane ester
08/11/2010CN101143821B Method for preparing diethyl oxalate by coupling CO
08/11/2010CN101138730B Catalyzer for oxalic ester hydrogenation for synthesizing glycolate and method of preparing the same
08/11/2010CN101033210B Functionalized acidic ionic liquid based on pyridine cation and its synthetic method and application
08/11/2010CN101029005B Method for producing 1-acetoxy-piperonyl acetate
08/10/2010US7772423 catalytically reacting dimethoxymethane with methane to obtain methyl methoxyacetate, in presence of zeolite selected from the acid forms of faujasite, ZSM-5, mordenite; simplification; cost efficiency
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