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)
05/2014
05/28/2014CN102531854B 一种4-溴-2,6-二氟-三氟甲氧基苯的合成方法 Of 4-bromo-2,6-difluoro - Synthesis trifluoromethoxybenzene
05/28/2014CN102504008B 多肽固相合成中的低交联度微球载体 Solid Phase Peptide Synthesis low degree of crosslinking microspheres carrier
05/28/2014CN102381988B 利伐斯的明的中间体化合物的制备方法及中间体化合物 Preparation rivaroxaban neostigmine of intermediate compounds and intermediates compound
05/28/2014CN102372612B 聚甲醛二甲醚的制备方法 Preparation of polyoxymethylene dimethyl ether
05/28/2014CN101372446B 二甲醚的制备方法 Preparation of DME
05/27/2014US8735632 Compounds
05/27/2014CA2783688C Method for manufacturing neuraminic acid derivatives
05/27/2014CA2634143C Process for making alkylene glycol ether compositions useful for metal recovery
05/22/2014WO2014078176A1 Perfluoropolyvinyl modified aryl monomers
05/22/2014WO2014078173A1 Perfluoropolyvinyl modified aryl intermediates and monomers
05/22/2014US20140142345 Alkoxylation of crude bisphenol a
05/22/2014US20140142271 Continuous method for the synthesis of polyols
05/21/2014CN203598801U 单程压缩的自循环化学合成反应器 Self-way compression cycle of chemical synthesis reactor
05/21/2014CN103813852A 用于由甲醇制备二甲醚的冷却反应器 For the preparation of dimethyl ether from methanol reactor is cooled
05/21/2014CN103804157A 一种生产原碳酸四乙酯并联产5-氯戊腈的方法 A process for producing tetra-ethyl-ortho carbonates and generation of 5-chloro-pentyl nitrile
05/21/2014CN103804156A 一种α-戊基桂醛二乙缩醛的合成方法 One kind of α- synthesis amyl cinnamaldehyde diethyl acetal
05/21/2014CN103804155A 二醇以及聚碳酸酯树脂或聚酯树脂 Diol or a polyester resin and a polycarbonate resin
05/21/2014CN103804154A 用于制备1,7,8-三氟-2-烷氧基萘的中间体和方法 Intermediates and processes for preparing 1,7,8- trifluoro-2-alkoxy-naphthalene for
05/21/2014CN103804152A (2r,3r)-或(2s,3s)-1,4-二甲氧基-1,1,4,4-四苯基-2,3-丁二醇的制备方法 (2r, 3r) - or (2s, 3s) -1,4- dimethoxy-1,1,4,4-tetraphenyl-Preparation of 2,3-butanediol
05/21/2014CN103804151A 一种七氟醚的制备方法 Preparation method of sevoflurane
05/21/2014CN103804150A 一种3,4-二甲氧基苄基溴的制备方法 One kind of method for preparing 3,4-dimethoxy-benzyl bromide
05/21/2014CN103804105A 一种联苯类化合物的合成方法 Synthesis method biphenyl compounds
05/21/2014CN103073380B 一种甲基叔丁基醚裂解制异丁烯催化剂的制备方法 A methyl tert-butyl ether cracking catalyst preparation method isobutene
05/21/2014CN102875327B 一种从近共沸浓度乙醇-水混合物中制取无水乙醇的工艺 A concentration of ethanol from a near-azeotropic - Preparation of ethanol-water mixture technology
05/21/2014CN102701922B 一种甲缩醛的合成方法 A synthesis of an acetal
05/21/2014CN102627534B 包含茚环和二氟乙烯桥键的化合物及其制备方法和应用 Compound and its preparation method and application contains fluoride indene ring and bridge bonds
05/21/2014CN102417440B 乙草胺中间体氯甲基乙基醚合成新工艺 Acetochlor intermediate chloromethylethylether new synthesis technology
05/20/2014US8729313 Process for the manufacturing of sevoflurane
05/15/2014WO2014073003A1 Single-step process for the preparation of aryl olefins
05/15/2014WO2014072840A1 Flowable, high active, aqueous fatty alkyl sulfates
05/15/2014US20140135536 Process for production of ditrimethylolpropane
05/15/2014US20140135518 Perfluoropolyvinyl modified aryl intermediates and monomers
05/15/2014US20140135368 Synthesis of intermediates for preparing anacetrapib and derivatives thereof
05/15/2014US20140135244 (per) fluoropolyether block copolymers
05/15/2014DE102012018341A1 Verfahren zur Herstellung von Dimethylether und dafür geeignete Vorrichtung Process for the preparation of dimethyl ether and apparatus therefor
05/14/2014EP2730557A1 Method for producing ditrimethylolpropane
05/14/2014EP2729436A1 Processes for preparing or recovering acetals or ketals by means of pervaporation
05/14/2014EP2729435A1 Process for preparing acetals and ketals
05/14/2014CN203591779U 一种等压自循环化学合成器 One kind of constant pressure from the circulation of chemical synthesizer
05/14/2014CN203591778U 自循环化学合成器 Since the circulation of chemical synthesizer
05/14/2014CN103788130A 一种新型含磷有机配体1-(9-蒽基)-2-二苯基膦-咪唑的合成方法及应用 A novel phosphorus containing organic ligand 1- (9-anthryl) -2-diphenylphosphino - Synthesis and Application of imidazole
05/14/2014CN103787847A 一种以离子液体为溶剂连续制备原乙酸三甲酯的工艺 In a process for the continuous preparation of an ionic liquid as a solvent of trimethyl orthoacetate
05/14/2014CN103787846A 一种2-氯-6-氟苯甲醚及其中间体的制备方法 A method for preparing 2-chloro-6-fluoro-anisole, and the intermediate
05/14/2014CN103787845A 含有氘取代的二氟氧甲烷衍生物 Deuterium containing oxygen substituted difluoro methane derivative
05/14/2014CN103787844A 异冰片基羟基异丁基醚的制备方法 The method for preparing hydroxy-isobutyrate isobornyl ether
05/14/2014CN103787843A 一种制备甲基叔戊基醚的方法 A method of preparing methyl tert-amyl ether
05/14/2014CN103787842A 一种甲基叔戊基醚的制备方法 Method for preparing methyl tert-amyl ether
05/14/2014CN103787841A 一种合成乙基叔戊基醚的方法 A synthetic ethyl tert-amyl ether method
05/14/2014CN103787840A 固体超强酸催化烯烃与二苯醚烷基化的方法 Solid super acid catalyzed olefin alkylation with ether
05/14/2014CN103787826A 环庚烷类化合物及含有该化合物的液晶组合物及其应用 Heptane ring compound and a liquid crystal composition containing the compounds and their application
05/14/2014CN102824906B 甲醇选择性氧化合成二甲氧基甲烷的负载型氧化钼催化剂及应用 Applications supported molybdenum oxide catalysts and selective oxidation of methanol synthesis dimethoxymethane
05/14/2014CN102701921B 盘状液晶中间体2-羟基-3,6,7,10,11-五烷氧基苯并菲和直链烷基苯的合成方法 Synthesis of 2-hydroxy -3,6,7,10,11- discotic liquid crystal intermediates five alkoxy triphenylene and linear alkyl benzene
05/14/2014CN102557894B 一种1,2,3—三甲氧基苯的合成工艺 A process for the synthesis of 1,2,3-trimethoxy benzene
05/14/2014CN102512783B 一种高效降解持久性有机氯代污染物的方法 An efficient method of degrading chlorinated persistent organic pollutants
05/14/2014CN102505125B 一种2,4-二甲基苯甲醚的制备方法 A method for preparing 2,4-dimethyl anisole
05/14/2014CN102199076B 制备七氟烷的方法 The method of preparation of sevoflurane
05/13/2014US8722944 Process for olefin etherification
05/13/2014US8722943 Carbohydrate and polyol ethers as renewable oils, greases, and liquid fuels
05/13/2014US8722938 Arylated camphenes, processes for their preparation and uses thereof
05/13/2014US8721842 Catalytic reaction-rectification integrated process and specialized device thereof
05/08/2014WO2014069670A1 Alkylated diphenyl ether compound and lubricating oil containing said compound
05/08/2014US20140123876 Hydroxy compounds obtained from 2,2,3,3-tetrafluorooxethane and derivatives thereof
05/07/2014EP2726450A2 Ethers of bis(hydroxymethyl)cyclohexanes
05/07/2014CN203582765U 制备聚甲氧基二甲醚的组合系统装置 Preparation of poly dimethyl ethers combination of system devices
05/07/2014CN103773390A 一种含五氟丙烯醚类单体的液晶组合物及其应用 Ether-containing monomers pentafluoropropene liquid crystal composition and its application
05/07/2014CN103773384A 含有环戊基及五氟烯丙氧基的液晶化合物及其液晶组合物 The liquid crystal compounds and liquid crystal compositions containing a cyclopentyl group and a pentafluoroethyl group allyloxy
05/07/2014CN103772167A 一种2，2-二甲氧基丙烷的制备方法 One kind of method for preparing 2,2-dimethoxypropane
05/07/2014CN103772166A 聚氧亚甲基二甲基醚的制备方法 Methods for preparing polyoxymethylene dimethyl ether
05/07/2014CN103772165A 由多聚甲醛制聚甲醛二甲基醚的方法 Paraformaldehyde made by POM dimethyl ether method
05/07/2014CN103772164A 连续制备聚甲氧基二烷基醚的反应系统和工艺方法 Continuously preparing polyoxymethylene dimethyl ether of the reaction system and process for
05/07/2014CN103772163A 连续制备聚甲氧基二甲基醚的反应系统和工艺方法 Response system and process for the continuous preparation of poly-methoxy-dimethyl ether
05/07/2014CN103772162A 制备聚甲醛二甲醚的方法 Preparation of POM dimethyl ether
05/07/2014CN103772161A 聚甲醛二甲醚的制备方法 Preparation of polyoxymethylene dimethyl ether
05/07/2014CN103772160A 合成三氯甲氧基氯苯、三氟甲氧基苯胺的方法 Synthesis chlorophenyl trichloro methoxy, trifluoromethoxy aniline Method
05/07/2014CN103772159A 一种热敏增感剂的制备方法 A thermal method for the preparation of sensitizer
05/07/2014CN103772158A 苄基-2-萘基醚的制备方法 Preparation of naphthalene-2-benzyl ether
05/07/2014CN103772157A 一种1-烷氧基-1,1,2,2-四氟乙烷的制备方法 One kind of a method for preparing 1-alkoxy-1,1,2,2-tetrafluoroethane
05/07/2014CN103772156A 一种固定床连续催化合成1-烷氧基-1,1,2,2-四氟乙烷的方法 Continuous fixed bed catalytic synthesis of 1-alkoxy-1,1,2,2-tetrafluoroethane
05/07/2014CN103772142A 新型钌络合物及制备甲醇和二醇的方法 Novel ruthenium complexes and methods for the production of methanol and a diol
05/07/2014CN103769002A 由制冷装置产生内循环动力的化学合成系统 Generating power from the refrigeration cycle apparatus of a chemical synthesis system
05/07/2014CN103769001A 由制冷装置执行分离和预热的自循环合成反应系统 Cooling is performed by means separate from the circulation and preheat the synthesis reaction system
05/07/2014CN103766338A 一种双-（2,3-二溴-4,5-二羟基苄基）醚作为农用杀菌剂的应用 A dual - (2,3-dibromo-4,5-dihydroxy-benzyl) ether as an agricultural fungicide application
05/07/2014CN102875274B 一种多氟芳香醚类化合物及其合成方法和应用 A multi-fluoro-aromatic ether compounds and synthetic methods and applications
05/07/2014CN102718701B 芳氧基二卤丙烯醚类化合物与应用 Dihalopropene aryloxy ether compound and Applications
05/07/2014CN102617302B 一种合成三甲氧基二苯乙烯的方法 A synthetic method trimethoxy stilbene
05/07/2014CN102413931B 氟化醇的烷氧基化 Fluorinated alcohols alkoxylated
05/07/2014CN102321489B 一种利用离子液体催化液化农业废弃物的方法 A use of ionic liquids catalytic liquefaction method of agricultural waste
05/07/2014CN102010303B 一种制备3,4-二甲氧基甲苯的耦合方法 A coupling method for preparing 3,4 dimethoxytoluene
05/07/2014CN101659603B 一种制备氟甲基-1,1,1,3,3,3-六氟异丙基醚的方法 A method of fluoromethyl-1,1,1,3,3,3-hexafluoroisopropyl ether was prepared
05/01/2014WO2014064233A1 Low-viscosity concentrated solutions of alkaline earth metal alkoxides in aprotic solvents and processes for preparation thereof
05/01/2014WO2014063758A1 Process for the preparation of hydrocarbons
04/2014
04/30/2014EP2725004A1 Reduced coenzyme q10 crystal having excellent stability
04/30/2014DE102013221695A1 Niedrigviskose, konzentrierte Lösungen von Erdalkalimetallalkoxiden in aprotischen Lösungsmitteln und Verfahren zu deren Herstellung Low viscosity, concentrated solutions of alkaline earth metal alkoxides in aprotic solvents, and processes for their preparation
04/30/2014CN203568999U Reaction separation system and device for preparing polyoxymethylene dimethyl ethers
04/30/2014CN103764606A Ethers of bis(hydroxymethyl)cyclohexanes
04/30/2014CN103764605A Nickel modified catalyst for the production of hydroxy ether hydrocarbons by vapor phase hydrogenolysis of cyclic acetals and ketals
04/30/2014CN103756688A Pentafluoropropylene ether liquid crystal compound as well as preparation method and application thereof
04/30/2014CN103755947A Continuous ethoxylation alcohol ether production device
04/30/2014CN103755535A Preparation method of polyformaldehyde dimethyl ether
04/30/2014CN103755534A Low-dielectric-constant polymer containing bis(benzenyl fluoride) and dinaphthalene structural units
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 ... 173