Patents
Sitemap › C07 - Organic chemistry › C07C - Acyclic or carbocyclic compounds › C07C 41 - Preparation of ethers; Preparation of compounds having groups, groups or groups
Patents for C07C 41 - Preparation of ethers; Preparation of compounds having groups, groups or groups (17,242)
03/2012
03/21/2012CN102381916A Synthesis method of beta, beta-diaryl alkene
03/21/2012CN102380418A Catalyst for catalyzing and reducing asymmetric prochiral ketones to chiral alcohols, preparation method and application thereof
03/21/2012CN101850254B Preparation method of catalyst used for synthesizing methanol and dimethyl ether from synthesis gas
03/21/2012CN101087745B Cyclopropanation process
03/20/2012CA2436329C Oligomerization of isobutene in n-butenic hydrocarbon streams
03/15/2012WO2012033055A1 Method for producing ditrimethylolpropane
03/15/2012WO2012032261A1 Method for synthesising biaryl ether or biheteroaryl ether
03/15/2012US20120065433 Process for the production of a 1,2-diol, a 1,2-diol ether, or an alkanolamine
03/14/2012EP1859862B1 Synthesis reaction catalyst and method for synthesizing compound by using same
03/14/2012CN202164247U 一种三甘醇回收装置 A three-glycol recovery
03/14/2012CN1907932B Method for preparing dimethyl ether from methanol
03/14/2012CN102378740A Method for adsorbing fluorocarboxylic acid having ether bond and method for collecting same
03/14/2012CN102372615A Method for preparing polyformaldehyde dimethyl ether by catalytic distillation
03/14/2012CN102372614A Production method of polyoxymethylene dimethylether
03/14/2012CN102372613A Method for producing polyformaldehyde dimethyl ether
03/14/2012CN102372612A Preparation method for polyoxymethylene dimethyl ether
03/14/2012CN102372611A Method for preparing polyoxymethylene dimethyl ether
03/14/2012CN102372610A Extraction and rectification technology and preparation apparatus of high-density methylal
03/14/2012CN102372609A Method for preparing compound 2,3-dibromo-4,5-dyhydroxyl benzyl methyl ether
03/14/2012CN102372608A Mixed C4 utilization method
03/14/2012CN102372607A Method for preparing single benzene ring phenolic compound from alkali lignin
03/14/2012CN102371181A Preparation method for high temperature resistant macroporous cation exchange resin catalyst
03/14/2012CN102371079A High concentration methylal pressure distillation process and preparation device thereof
03/13/2012US8134019 Process for producing fullerene derivative
03/13/2012CA2369074C Ether compounds, compositions, and uses thereof
03/08/2012US20120059191 Zeolite-palladium complex, method for producing the same, catalyst containing the complex, and method for producing a coupling compound by using the catalyst
03/08/2012US20120059144 Process for the purification of polyol PFPE derivatives
03/08/2012US20120058921 Process for producing a purified synthesis gas stream
03/07/2012EP2426100A1 Process for producing fluoromethyl hexafluoroisopropyl ether
03/07/2012EP2426099A1 Coalescent for aqueous compositions
03/07/2012EP2424830A2 Process for the alkoxylation of alcohols
03/07/2012EP2424665A2 Boron-based catalysts
03/07/2012EP2424662A1 Alkoxylation of fluorinated alcohols
03/07/2012EP1599435B1 Reaction products of 2-propylheptanol with 1-halogen-2,3-epoxypropanes and 1-hydroxy-2,3-epoxypropane
03/07/2012CN102369005A Production method for ubiquinone powder for use in preparations and product thereof
03/07/2012CN102367221A Preparation method of ortho-formate
03/06/2012CA2618345C Purification of fluoromethyl 1,1,1,3,3,3-hexafluoroisopropyl ether (sevoflurane)
03/01/2012WO2012027134A1 Processes for producing 1-bromo-2 (cyclopropyl methoxy)-5 fluoro-4- methoxybenzene
03/01/2012US20120052210 Coalescent for aqueous compositions
03/01/2012US20120050661 Liquid crystal compound and process for production thereof, liquid crystal composition, and liquid crystal electrooptical element
03/01/2012CA2805117A1 Processes for producing 1-bromo-2 (cyclopropyl methoxy)-5 fluoro-4- methoxybenzene
02/2012
02/29/2012EP2421814A1 Methods for preparing fluorinated vinyl ethers
02/29/2012EP2421813A1 Method for preparation of and compositions of low foam, non-gelling, surfactants
02/29/2012EP2059495B1 Method for producing alkylene oxide addition products
02/29/2012CN102363645A Method for synthesizing tetramethylolmethane polyoxyethylene ether
02/29/2012CN101817729B Preparation method of 3,5-difluoro-4-(2,2,2-trifluoroethoxyl) bromobenzene
02/29/2012CA2747190A1 Coalescent for aqueous compositions
02/28/2012US8124817 Process for the preparation of ring compounds
02/28/2012US8124813 Method of producing 2-phenoxyacetals and the corresponding 2-phenoxy-carbaldehydes therefrom
02/23/2012WO2012023546A1 Process for producing hydrogen or heavy hydrogens, and hydrogenation (protiation, deuteration or tritiation) of organic compounds using same
02/23/2012WO2012021981A1 Novel phytochemicals from extracts of maple syrups and maple trees and uses thereof
02/23/2012US20120046492 Ethoxy Diphenyl Ethane Derivatives, Preparation Processes and Uses Thereof
02/23/2012US20120046471 Process for preparing organic compounds by a transition metal-catalysed cross-coupling reaction of an aryl-x, heteroaryl-x, cycloalkenyl-x or alkenyl-x compound with an alkyl, alkenyl, cycloalkyl or cycloalkenyl halide
02/23/2012CA2808679A1 Novel phytochemicals from extracts of maple syrups and maple trees and uses thereof
02/22/2012EP2420485A1 Method for producing fluorene derivative
02/22/2012CN202148268U 乙草胺醚化合成装置 Acetochlor ether synthesis device
02/22/2012CN102361837A Method for manufacturing conjugated aromatic compound
02/22/2012CN101456790B 一种通过镍催化芳基硼酸对醛的加成反应制备二芳基醇的方法 A nickel catalyst by the addition of aryl boronic acid of the reaction of a diaryl aldehyde alcohols
02/22/2012CN101238088B 一种由包含氮气的合成气联产甲醇和二甲醚的集成化方法 A co-production from synthesis gas containing nitrogen, methanol and dimethyl ether integration method
02/22/2012CN101155769B 通过多元醇与烯烃反应而制备（助）表面活性剂 A polyol prepared by reacting an olefin (co) surfactant
02/22/2012CN101035751B 石仙桃提取物、其制备方法及其在制备药物中的应用 Pholidota extract, their preparation and their applications in medicine preparation
02/21/2012US8119826 Process for the preparation of beta-santalol and derivatives thereof
02/16/2012WO2012019714A1 Method for obtaining ditrimethylolpropane and trimethylolpropane-enriched product streams from the side-streams in trimethylolpropane production
02/16/2012US20120041237 Process for Producing Fluoromethyl Hexafluoroisopropyl Ether
02/15/2012EP2417227A1 Rendering petroleum oil as an environmentally carbon dioxide neutral source material for fuels, derived products and as a regenerative carbon source
02/15/2012EP2417091A1 Rendering natural gas as an environmentally carbon dioxide neutral fuel and a regenerative carbon source
02/15/2012EP2417081A1 Rendering coal as an environmentally carbon dioxide neutral fuel and a regenerative carbon source
02/15/2012CN102351666A Method for continuous production of high-concentration methylal
02/15/2012CN102351665A Preparation method of methylal
02/15/2012CN102351664A Preparation method of pentadecylphenol polyoxyethylene ether high-biodegradability surfactant
02/15/2012CN102351663A Synthesis method of eugenol methyl ether
02/15/2012CN102351662A Preparation method of (S)-(+)-2-methoxylmethoxyl-1-propanol
02/15/2012CN102351661A Method for preparing methyl tertiary butyl ether (MTBE)
02/15/2012CN102351620A Method for preparing biphenyl compound through catalyzing Suzuki coupling reaction by nanometer palladium catalyst
02/15/2012CN102350371A Mesoporous molecular sieve catalyst and application of catalyst in synthesis of ethylene glycol monobutyl ether
02/15/2012CN102350344A Monodispersed Ag nanocrystalline catalyst, its preparation method and its application in Sonagashira reaction
02/15/2012CN101570472B 一种甲醇脱水生产二甲醚的方法 Methanol dehydration method for the production of dimethyl ether
02/09/2012WO2012016487A1 Ptp1b inhibitors, synthesis thereof and application thereof in preparation of medicaments for treating type 2 diabetes mellitus
02/09/2012US20120035397 Process for the hydroxylation of phenols and of phenol ethers
02/09/2012US20120035386 Method for preparation of and compositions of low foam, non-gelling, surfactants
02/09/2012US20120035381 Process for preparing allyl alcohol alkoxylates
02/08/2012EP2415716A1 Method for adsorbing fluorocarboxylic acid having ether bond and method for collecting same
02/08/2012EP2415467A1 Production method for ubiquinone powder for use in preparations and product thereof
02/08/2012EP1976619B1 Method for the elimination of metal complex catalysts from telomerization mixtures
02/08/2012CN1620413B 还原型辅酶Q<sub>10</sub>的稳定方法和组合物 Coenzyme Q <sub> 10 </ sub> stabilization methods and compositions
02/08/2012CN102344346A Method for synthetizing tetrabromobisphenol A diallyl ether in water phase
02/08/2012CN102344345A Preparation method of arylene ether compound
02/07/2012US8110710 Depolymerization using alkylene glycol in basic catalyst; high yield; used as raw materials to synthesize polymer such as polyurethane (PU) or polyester
02/02/2012WO2011064327A3 Method for continuously producing tertiary butyl ethers of glycerol
02/02/2012US20120029246 Alkoxylation processes and catalysts therefor
02/02/2012US20120029244 Method for producing fluorene derivative
02/02/2012US20120029240 Allyl and propargyl ethers
02/02/2012US20120029216 Scalable synthetic process for making terameprocol
02/01/2012EP2411354A1 Stabilization of polyols
02/01/2012EP1837324B1 Process for producing aromatic iodine compound
02/01/2012CN102337555A Method for synthesizing 2,4-dimethylanisole
02/01/2012CN102336754A Method for synthesizing entecavir and intermediate compound thereof
02/01/2012CN102336635A Epoxy resin and preparation method and application thereof
02/01/2012CN102336634A Compounds containing 1,2-difluoroethylene and difluoromethylene ether structure, and preparation and application thereof
02/01/2012CN102335599A Olefin etherification catalyst and its preparation and use
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