Patents
Patents for C07C 67 - Preparation of carboxylic acid esters (66,429)
01/2014
01/22/2014CN103524348A Process for extracting chlorogenic acid from honeysuckle and dry leaves of honeysucklestem through biological enzyme
01/22/2014CN103524347A Method for simultaneously extracting chicoric acid, mono-caftaric acid, 3,5-dicaffeoylquinic acid and chlorogenic acid from pterocypsela indica as raw material
01/22/2014CN103524346A Method for synthesizing perfluoroalkylethyl acrylate
01/22/2014CN103524345A Product separation process for preparing methyl acrylate from methyl acetate
01/22/2014CN103524344A Preparation method of ethoxylation (2) 1, 6-hexanediol diacrylate
01/22/2014CN103524343A Method for synthesizing hydroxy-propyl acrylate
01/22/2014CN103524342A Method for rapidly separating tussilagone by adopting adjustable ternary solvent system
01/22/2014CN103524341A Application of Br phi nsted acid ion liquid to preparation of diphenyl oxalate
01/22/2014CN103524340A Isopentene acetate and preparation method thereof
01/22/2014CN103524339A 3A,4,5,6,7,7A-cyclohe-3H-4,7-ylmethyl-indene-5-base ester and preparation method thereof
01/22/2014CN103524338A Method for combined production of esters and furans by using papermaking sludge
01/22/2014CN103524337A Preparation method of butyl levulinate by use of biomass based furfuryl alcohol
01/22/2014CN103524326A Technical route for synthesizing oxalic acid, oxalate, ethylene glycol, methylal and ethylene glycol monomethyl ether by using CO2 or CO
01/22/2014CN103524305A Preparation method of 1,3-propanediol derivatives and intermediates
01/22/2014CN103524282A Method for preparing aldehyde compounds from end group olefin
01/22/2014CN103524281A Copper (II) composite chlorinating agent and method for synthesizing 1-chlorine-2-aryl acetylene based on copper (II) composite chlorinating agent
01/22/2014CN103193570B High-selectivity protection method of hydroxy
01/22/2014CN102659588B Synthesis method of tert-butyl bromoacetate
01/22/2014CN102649750B Curcumin salicylic acid monoester and synthesis method thereof and application curcumin salicylic acid monoester in anti-tumor and anti-inflammatory aspects
01/22/2014CN102630226B Entecavir synthesis method and intermediate compound thereof
01/22/2014CN102256925B Method for regeneration of a raw ester
01/22/2014CN102216250B Method for making carbonates and esters
01/22/2014CN102046584B Compound, polymerizable liquid crystalline composition, optical element, and optical information recording/reproduction device
01/22/2014CN101993366B Method for preparing oxalate by using CO gaseous phase process
01/22/2014CN101875608B Carveol ester derivative and percutaneous absorption preparation containing same
01/22/2014CN101823963B Bio-based polyol
01/21/2014CA2746622C Process for the preparation of cyclopropyl carboxylic acid esters and derivatives
01/16/2014WO2014009972A1 A process for the preparation of karanja oil-based epoxy and acyloxy compounds as lubricant basestocks
01/16/2014WO2014008977A1 Vinyl esters of isononanoic acid starting from 2-ethyl hexanol, methods for the production thereof and use thereof
01/16/2014WO2014008974A1 Method for producing isononanoic acid esters, starting from 2-ethyl hexanol
01/16/2014WO2014008746A1 Preparation method of succinic acid diester
01/16/2014US20140018458 METHOD FOR PRODUCING o-PHTHALATE POLYESTER POLYOLS WITH LOW CYCLIC ESTER CONTENT
01/16/2014US20140017744 Methods of preparing para-xylene from biomass
01/16/2014DE102012014396A1 Vinylester der Isononansäure ausgehend von 2-Ethylhexanol, Verfahren zu seiner Herstellung sowie seine Verwendung Vinyl esters of isononanoic acid starting from 2-ethylhexanol, process for its preparation and its use
01/16/2014DE102012013969A1 Isononansäure ausgehend von 2-Ethylhexanol, Verfahren zu ihrer Herstellung sowie die Herstellung ihrer Folgeprodukte Isononanoic starting with 2-ethylhexanol, process for their preparation and the preparation derived products
01/15/2014CN203393060U Electronic-grade chemical reagent purification device
01/15/2014CN203389633U 酯化反应器 Esterification reactor
01/15/2014CN103509194A Porous biomass acidic solid material, and preparation and application thereof
01/15/2014CN103508918A Cyclobutyl-containing alpha-hydroxy-beta-amino ester compound and preparation method thereof
01/15/2014CN103508893A Method for synthesizing 2-hydroxyl-4,5-dimethoxybenzoate
01/15/2014CN103508892A Synthetic method for phthalate compound
01/15/2014CN103508891A Method for preparing phenylpropanoid with hypolipidemic activity from rhaponticum carthamoides (willd.) iijin
01/15/2014CN103508890A Method for preparing 3-(2-oxocyclopentyl)-propionic acid and 3-(2-oxocyclopentyl)-propionic ester
01/15/2014CN103508889A Industrialized preparation method of high-content 2,4-D-butyl ester
01/15/2014CN103508888A Synthetic method of 2,2-dimethyl dimethylmalonate
01/15/2014CN103508887A Ultraviolet curable monomer, preparation method thereof, polymerizable composition, brightness enhancement film and backlight module
01/15/2014CN103508886A Continuous production method for ethyl 2-methylbutyrate
01/15/2014CN103508885A Method for preparing sec-butyl acetate by utilizing etherified C4 fraction
01/15/2014CN103508884A Method for preparing sec-butyl acetate through utilizing etherification C4 fraction
01/15/2014CN103508846A Method for isolating from isopropyl acetate and methanol from chemical industrial waste liquid
01/15/2014CN103506156A Heterogeneous acid catalyst, and preparation method and application thereof
01/15/2014CN103506151A Catalyst for preparation of sec-butyl acetate from C4 olefins
01/15/2014CN103506140A Catalyst for synthesis of lactic acid and derivatives thereof and synthetic method
01/15/2014CN103506107A Catalyst for manufacturing methyl acrylate from methyl acetate and formaldehyde as well as preparation method and application of same
01/15/2014CN102701972B Octachlorostyrene hapten, artificial antigen and specific antibody
01/15/2014CN102659580B Preparation method and crystallization method of 2, 3, 5-tri-methyl hydroquinone diester new crystal
01/15/2014CN102432467B Salvianolic acid A magnesium salt, preparation method and use of the salvianolic acid A magnesium salt, and salvianolic acid A magnesium salt-containing freeze-dried powder injection composition
01/15/2014CN102432462B Method for extracting, rectifying and separating methylene dichloride, ethanol and ethyl acetate
01/15/2014CN102399139B Preparation method of high optical purity shikonin and alkannin, and derivatives thereof
01/15/2014CN102381970B Method for preparing flurbiprofen axetil compound
01/15/2014CN102267906B Extraction method for chlorogenic acid
01/15/2014CN101553571B Synthesis of inimers and hyperbranched polymers
01/09/2014WO2014008232A2 Process for acrylate production
01/09/2014WO2014006595A1 Process or the synthesis of esters of fatty acids
01/09/2014WO2014005932A1 The use of carboxylic acid esters as lubricants
01/09/2014WO2014005846A1 Method for the production of terephthalic acid and the derivatives thereof
01/09/2014WO2014005842A1 Method for the production of vinyl isononanoates
01/09/2014WO2014005392A1 Benzene ring-containing compound and seal agent, preparation method and use thereof
01/09/2014US20140012037 Ethyl Acetate Production
01/09/2014US20140012035 Production of Substituted Phenylene Aromatic Diesters
01/09/2014US20140012024 Method for the synthesis of dha
01/09/2014US20140012023 Processes for preparing estolide base oils and oligomeric compounds that include cross metathesis
01/09/2014CA2878028A1 Process for acrylate production
01/08/2014EP2681185A1 Process for preparing aryl- and heteroarylacetic acid derivatives
01/08/2014CN103497106A Method for extracting chlorogenic acid from green coffee beans
01/08/2014CN103497105A Method for preparing ethyl levulinate through ultralow acid catalysis tapioca starch
01/08/2014CN103497104A Method for producing citrate by using microchannel reactor
01/08/2014CN103497103A Method for synthesizing trans-acetoxyl cinnamic acid derivative in one step by utilizing hydroxy benzaldehyde derivative
01/08/2014CN103497102A Pyruvoyl-based structured ester and preparation method thereof
01/08/2014CN102617350B Method for improving conversion rate of poly-glycerin rosin esters
01/08/2014CN102585838B 4-[(4-R alkoxy 2,3,5,6-tetrafluorophenyl)ethyl]benzoic acid(4-R1 alkoxy) phenyl ester fluoride liquid crystal compound
01/08/2014CN102557943B Method for synthesizing aromatic formic acid aryl ester derivative
01/08/2014CN102432460B Method for purifying diacid dimethyl esters by plate distillation separation
01/08/2014CN102153472B Method for synthesizing 1,3 (E)-diene-2-carboxylic ester compounds
01/08/2014CN102060704B Method for preparing methyl levulinate by utilizing plant straws
01/08/2014CN102030637B Method for brightening the colour of polyol esters
01/08/2014CN101910100B An improved process for the production of alcohol from a carbonaceous feedstock
01/08/2014CN101405252B Fullerene derivative and method for producing same
01/07/2014US8624054 Carbonylation process for the production of methyl acetate
01/07/2014US8623992 Polyalkylene glycol ester intermediate transfer members
01/07/2014CA2636576C Use of flocculating and sequestering agents for purification of fatty acid alkyl esters
01/03/2014WO2014001486A1 Method for preparing levulinic acid esters
01/03/2014WO2014001365A1 Process for the manufacture of alkylfluoroacrylate
01/03/2014WO2014001101A1 Method for producing unsaturated compounds
01/03/2014CA2877668A1 Method for preparing levulinic acid esters
01/03/2014CA2877548A1 Process for the manufacture of alkylfluoroacrylate
01/02/2014US20140005424 Production of Biodiesel and Glycerin from High Free Fatty Acid Feedstocks
01/01/2014EP2679570A2 Method of producing bicyclo[3.1.0]hexane derivative
01/01/2014CN203373293U Steam step-recycling system
01/01/2014CN203370361U Filter for refining chlorogenic acid
1 ... 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 ... 665