Patents
Patents for C07C 67 - Preparation of carboxylic acid esters (66,429)
02/2012
02/01/2012CN102336668A Method for synthesizing antioxidant 1010 by one-step method
02/01/2012CN102336667A Preparation method of non-toxic and efficient plasticizer triethyl citrate
02/01/2012CN102336666A Method for synthesizing methyl glycollate and ethylene glycol by dimethyl oxalate hydrogenation
02/01/2012CN102336665A Unsaturated ester containing perfluoroalkyl and preparation method thereof
02/01/2012CN102336664A Inosite fatty acid ester, its preparation method and its application
02/01/2012CN102336663A Preparation and application of tri(2-ethylhexoic acid)glyceride
02/01/2012CN102336662A Preparation method of diglycol di-2-ethylhexoate
02/01/2012CN102336661A Preparation method of methyl propionate
02/01/2012CN102336656A High-selectivity synthesis method of benzoyl formic acid
02/01/2012CN101649069B 一种pvc材料的增塑、抗氧化和热稳定改性剂及其制备方法 One kind of pvc material is plasticized, anti-oxidation and thermal stability modifier and its preparation method
02/01/2012CN101570485B 一种长链脂肪酸的糖醇酯及其分离提取方法和在抑制芳香化酶活性中的应用 A long-chain fatty esters and sugar alcohol separation and extraction methods and applications in inhibiting aromatase activity in
01/2012
01/31/2012CA2509157C Process for preparing optically active dihydropyrones
01/31/2012CA2392049C Metathesis syntheses of pheromones or their components
01/26/2012WO2012011864A1 Bicyclic compounds and process for preparation
01/26/2012WO2012011524A1 Process for producing difluoroacetic esters
01/26/2012WO2012010569A1 Process for preparing novel copolymers with a fluoropolymer backbone, comprising polyoxyalkylene pendant chains
01/26/2012WO2012010172A1 A method of producing ingenol-3-angelate
01/26/2012WO2012009801A1 Polyol synthesis from fatty acids and oils
01/26/2012US20120022285 Novel alkoxy enones and enamino ketones and a process for preparation thereof
01/26/2012US20120022284 Preparation method of acylbenzenes
01/26/2012US20120022165 Transdermal compositions
01/26/2012DE102008052795B4 Verfahren zur Herstellung von Fettsäureestern ein- oder mehrwertiger Alkohole unter Verwendung spezieller hydroxyfunktioneller quartärer Ammoniumverbindungen als Katalysatoren A process for producing fatty acid esters of mono- or polyhydric alcohols using specific hydroxy-functional quaternary ammonium compounds as catalysts
01/26/2012CA2806105A1 Polyol synthesis from fatty acids and oils
01/26/2012CA2805965A1 A method of producing ingenol-3-angelate
01/25/2012EP2408734A2 Composition stabilized for purification and method for purifying and for producing hydroxyalkyl(meth)acrylates
01/25/2012EP1740525B1 Process for preparing acetic acid and derivatives thereof
01/25/2012CN202122849U Stirring propeller for pravastatin sodium salt crystallization process
01/25/2012CN1886360B Novel cycloalkenycarboxylic acid and its uses
01/25/2012CN102333755A Preparation of esters and polyols by initial oxidative cleavage of fatty acids followed by esterification reactions
01/25/2012CN102333749A Production of substituted phenylene aromatic diesters
01/25/2012CN102329233A Method for catalytically synthesizing diisooctyl terephthalate under action of ionic liquid
01/25/2012CN102329232A Method for synthesizing antioxidant 1010
01/25/2012CN102329231A Process for extracting 4,5-Di-O-caffeoylquinic acid from Chinese holy leaf
01/25/2012CN102329230A Method for separating and refining isobomyl acetate
01/25/2012CN102329226A Method for separating and extracting 2-keto-D-gluconic acid
01/25/2012CN102329210A 2, 6-di(aryl)-anthraquinone and preparation method thereof
01/25/2012CN102327772A Preparation method of composite metal mesoporous oxide and application thereof
01/25/2012CN102327743A Preparation method of bifunctional hollow fibrous membrane with strong acidic catalysis and pervaporation
01/25/2012CN101703949B Method for preparing solid acid catalyst by microwave solid phase method and application thereof
01/25/2012CN101503358B Method for preparing chiral alpha-hydroxy-beta-dicarbonyl compound with lappaconitine as catalyst
01/25/2012CN101418226B Method for preparing biodiesel by using N-heterocyclic carbine carbondioxide adducts as catalyst
01/24/2012US8101772 Synergistic mixture of trifloxystrobin and imidacloprid
01/24/2012US8101653 Therapeutic compositions
01/24/2012US8101560 Fatty esters by esterification of fatty alcohol; heating with acid catalyst
01/24/2012US8101215 Process for cosmetic treatment using ferutinine from Ferula genus plants
01/24/2012CA2645119C Method for producing 4-oxoquinoline compound
01/24/2012CA2520163C An apparatus for producing alkyl ester
01/19/2012WO2012009065A1 Secondary alcohols and esters made therefrom
01/19/2012WO2012007142A1 Process for the preparation of enolate salts of 4-fluoro-2-hydroxymethylene-3-oxo-butyrates
01/19/2012WO2012006964A1 Entecavir synthesis method and intermediate compound thereof
01/19/2012WO2011141923A3 Improved synthesis of optically pure (s) - 3-cyano-5-methyl-hexanoic acid alkyl ester, an intermediate of (s)- pregabalin
01/19/2012US20120016153 Process for the hydrogenation of ketoesters
01/19/2012US20120016136 Process for the preparation of prostaglandin derivatives
01/19/2012DE102010027458A1 Verfahren zur Nachbehandlung von Polyolestern A process for the aftertreatment of polyol esters
01/19/2012CA2806717A1 Process for the preparation of enolate salts of 4-fluoro-2-hydroxymethylene-3-oxo-butyrates
01/18/2012EP2407447A1 Method for producing optically active 2-hydroxy ester and novel intermediate compound
01/18/2012CN202116468U Device for producing methyl acetoacetate continuously
01/18/2012CN202113842U Novel fixed bed reactor for vinyl acetate synthesis
01/18/2012CN1974526B Process for the production of polyols based on natural oils
01/18/2012CN102325822A Bio-based terephthalate polyesters
01/18/2012CN102325800A Polymerization inhibitor composition and method of inhibiting polymerization of distillable monomers
01/18/2012CN102321489A Method for catalyzing and liquefying agricultural wastes by using ion liquid
01/18/2012CN102321085A Star molecule of truxene-perylene-series derivative and preparation method thereof
01/18/2012CN102320975A Method for refining tri-n-octyl trimellitate and used refining agent thereof
01/18/2012CN102320974A Method for refining tri-n-hexyl trimellitate and used refining agent thereof
01/18/2012CN102320973A Method for refining tri-n-hexyltrimellitate and refining agent used thereof
01/18/2012CN102320972A Method for refining trioctyl trimellate and refining agent used in refining
01/18/2012CN102320971A Preparation method of alpha-(2-brooethyl)-beta-methoxy-methyl acrylate
01/18/2012CN102320970A Method for preparing tributyl citrate by using modified cation exchange resin as catalyst
01/18/2012CN102320969A System and method for rectifying and purifying food grade ethyl lactate into electronic grade ethyl lactate
01/18/2012CN102320968A Preparation method for succinic acid monoethyl ester acyl chloride
01/18/2012CN102320967A Preparation method of dimethyl itaconate
01/18/2012CN102320966A Stereospecific synthesis method of (S)-hydroprene compound
01/18/2012CN102320965A Method for refining adipate2-benzyl ethylhexyl and used refining agent thereof
01/18/2012CN102320964A Method for refining adipate2-benzyl ethylhexyl and used refining agent thereof
01/18/2012CN102320963A Method for refining and separating dimethyl nylon acid
01/18/2012CN102320962A Method for catalytic synthesis of methyl propionate
01/18/2012CN102320961A Method for producing hydroxyphenyl acrylate monomers and polymers
01/18/2012CN102320920A Method for removing benzyl protecting group of hydroxyl group
01/18/2012CN102319585A High-temperature-resistant maleic anhydride (MAH) resin catalyst and preparation method thereof
01/18/2012CN101531613B Aminopeptidase N inhibitor bestatin dino ester, synthesis and application thereof
01/18/2012CN101475806B Preparation of hindered phenol type anti-oxidant
01/17/2012US8097746 Method for producing 2-isopropenyl-5-methyl-4-hexen-1-yl 3-methyl-2-butenoate
01/17/2012CA2534202C Lipid glycerides for the treatment of neurodegenerative conditions involving demyelination
01/17/2012CA2440577C Low molecular weight branched alkenyl succinic acid derivatives prepared from low molecular weight polyisobutene and unsaturated acidic reagents
01/12/2012WO2012006114A2 Fatty alcohol forming acyl reductases (fars) and methods of use thereof
01/12/2012WO2012005293A1 Process for production of purified chlorogenic acid-containing pharmaceutical preparation
01/12/2012WO2012005200A1 Method for producing optically active 1,2-bis(dialkylphosphino)benzene derivative
01/12/2012WO2012004489A1 Method for purifying a fatty-acid alkyl ester by liquid/liquid extraction
01/12/2012WO2011003530A8 Method for producing (2,4-dimethylbiphenyl-3-yl)acetic acids, the esters thereof and intermediate compounds
01/12/2012US20120010315 High refractive acrylate and the method for preparing the same
01/12/2012US20120009640 Fatty alcohol forming acyl reductases (fars) and methods of use thereof
01/12/2012DE102010026835A1 Verfahren und eine Anlage zur Destillation von temperaturempfindlichen Flüssigkeiten A method and a plant for distillation of temperature-sensitive fluids
01/12/2012CA2804620A1 Method for purifying a fatty-acid alkyl ester by liquid/liquid extraction
01/12/2012CA2804019A1 Fatty alcohol forming acyl reductases (fars) and methods of use thereof
01/12/2012CA2800319A1 Finishing reactor for purifying ethanol
01/12/2012CA2800308A1 Esterification of vapor crude product in the production of alcohols
01/12/2012CA2800286A1 Hydrogenolysis of ethyl acetate in alcohol separation processes
01/11/2012EP1910267B1 Method for production of carboxylate alkyl esters
01/11/2012EP1748040B1 Process for producing alpha-oxocarbonyl compound
1 ... 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 ... 665