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)
12/2012
12/27/2012WO2012177469A1 Production of hydroxy ether hydrocarbons by liquid phase hydrogenolysis of cyclic acetals or cyclic ketals
12/27/2012WO2012176842A1 Reduced coenzyme q10 crystal having excellent stability
12/27/2012WO2012116254A3 Chrysophaentin analogs that inhibit ftsz protein
12/27/2012US20120330069 Production of hydroxy ether hydrocarbons by liquid phase hydrogenolysis of cyclic acetals or cyclic ketals
12/27/2012US20120330068 Nickel modified catalyst for the production of hydroxy ether hydrocarbons by vapor phase hydrogenolysis of cyclic acetals and ketals
12/27/2012US20120330067 Catalysts for the production of hydroxy ether hydrocarbons by vapor phase hydrogenolysis of cyclic acetals and ketals
12/27/2012US20120330066 Production of hydroxy ether hydrocarbons by vapor phase hydrogenolysis of cyclic acetals and ketals
12/27/2012US20120329848 Processes for the preparation of s1p1 receptor modulators and crystalline forms thereof
12/27/2012CA2837695A1 Reduced coenzyme q10 crystal having excellent stability
12/26/2012EP2537826A1 Fluorination of aromatic ring systems
12/26/2012EP2537824A1 Carbon nanoring, method for producing same, compound suitable as starting material for producing the carbon nanoring, and method for producing the compound
12/26/2012CN102844288A Carbon nanoring, method for producing same, compound suitable as starting material for producing the carbon nanoring, and method for producing the compound
12/26/2012CN102838461A Preparation method of combretastatin
12/26/2012CN102838459A Production method of ethylene-bis-di-tert-butylphenol
12/26/2012CN102838458A Preparation method of difluorocyclohexane liquid crystal compound
12/26/2012CN102836086A 增稠增泡剂 Thickening foam boosters
12/26/2012CN101857517B Method for preparing fluorobiaryl compound in pure water solution
12/26/2012CN101528654B A process for preparing polybrominated compounds
12/20/2012US20120323044 Production and separation of glycerol-related products using various feed stocks
12/20/2012US20120323026 Epoxidation catalyst, a process for preparing the catalyst, and a process for the production of an olefin oxide
12/20/2012US20120322761 Heterocyclic cetp inhibitors
12/19/2012EP2534294A1 New polyglycerol esters and their use
12/19/2012CN102826966A Preparation method for liquid crystal monomer of o-difluoroalkoxybenzene derivative
12/19/2012CN102826965A Process and device for producing dimethyl ether by gas-phase catalytic dehydration of methanol
12/19/2012CN102826953A Preparation method of 4-(alkyl-3-ene)-( fluoro)benzene derivative
12/19/2012CN102824906A Loaded type molybdenum oxide catalyst for selectively oxidizing methanol to synthesize dimethoxymethane (DMM) and application
12/19/2012CN101679169B Process for the preparation of fluoromethyl 2,2,2-trifluoro-1-(trifluoromethyl) ethyl ether
12/19/2012CN101535231B Process for the preparation of chloromethyl 2,2,2-trifluoro-1-(trifluoromethyl) ethyl ether
12/18/2012US8334414 Compounds and methods of arylmethylation (benzylation) as protection for alcohol groups during chemical synthesis
12/18/2012US8334323 Alkylene oxide-capped secondary alcohol alkoxylates useful as surfactants
12/13/2012WO2012167364A1 Phenolic compounds with antioxidant and anti-cancer properties, analogs and synthesis thereof
12/13/2012US20120316367 Process for the preparation of dimethyl ether
12/13/2012US20120316366 Method of Preparing 2,6,10-Trimethyl-1,1-Dialkoxy-3,5,9-Undecatriene Used as an Intermediate of Lycopene
12/13/2012US20120316341 Fluorination of organic compounds
12/13/2012US20120316340 Use of metal-accumulating plants for the preparation of catalysts that can be used in chemical reactions
12/12/2012EP2531482A1 Process for the preparation of dimethyl ether
12/12/2012CN202595005U Optimized energy-saving dimethyl ether production device
12/12/2012CN202595004U Low energy consumption preparation process system of dimethyl ether
12/12/2012CN202590414U Organic matter extracting device for anion exchange resin
12/12/2012CN102816323A Production method of slow-resilience polyurethane polyether
12/12/2012CN102816190A Method for extracting secoisolariciresinol diglucoside
12/12/2012CN102816041A Preparation method of diarylmethane derivatives
12/12/2012CN102816040A Oxidative coupling preparation method of phenanthrene, binaphthol and biphenyl derivatives under participation of manganese dioxide or m-chloroperoxybenzoic acid
12/12/2012CN102814198A Metal/graphene nanometer catalyst, and preparation method and application thereof
12/12/2012CN101786946B Methylal preparation device
12/12/2012CN101665414B Method for catalytically synthesizing polymethoxy methylal by using ionic liquid
12/12/2012CN101659601B Method and device for producing dimethyl ether by using methanol
12/12/2012CN101293801B Method for preparing dimethyl ether, low carbon olefin hydrocarbon with combination of methanol dehydration catalytic pyrolysis
12/06/2012WO2012164198A1 Method for preparing alkoxylated bisphenol derivatives
12/06/2012WO2012163264A1 Saucernetin structurally simplified substance and preparation method therefor and pharmaceutical composition and use thereof
12/06/2012US20120309992 Process for improving the selectivity of an eo catalyst
12/06/2012US20120307177 Liquid crystal display and liquid crystalline medium
12/05/2012CN102807480A CTV (Cyclotriveratrylene)-I3 derivative and preparation method thereof
12/05/2012CN102807479A Method for synthesizing vinyl cyclohexyl ether
12/05/2012CN102807478A Aralkyl alcohol polyoxyethylene ether compound and preparation method and application thereof
12/05/2012CN102807477A Method for synthesizing dipentaerythritol from mono-pentaerythritol
12/05/2012CN102807476A Method and device for continuous purification production of polyhydric alcohols
12/05/2012CN102125873B Phenolic resin based solid acid, preparation method and application thereof
12/05/2012CN102059140B Carbon-based solid acid as well as preparation method and application thereof
12/04/2012CA2576819C Process for preparing 2,7-octadienyl derivatives
11/2012
11/29/2012US20120302796 Depolymerization of lignin using solid acid catalysts
11/29/2012US20120302647 Synthesis of magnolol and its analogue compounds
11/28/2012EP2526080A1 New processes for producing benzophenone derivatives
11/28/2012CN102803208A Fluorinated aromatic bis(acyl)-containing compounds and polyesters prepared therefrom
11/28/2012CN102803192A Noncrystalline form of fluorene derivative and process for preparation thereof
11/28/2012CN102803191A Method for producing fluorine-containing ether with high purity
11/28/2012CN102796600A Preparation method of high-grade borate type automobile brake fluid
11/28/2012CN102796572A Ultra-clean liquid fuel and preparation method thereof
11/28/2012CN102795976A Method for preparing diethoxymethane by using active carbon supported solid acid catalyst
11/28/2012CN102795975A Saucernetin structure simplifier and preparation method, medicinal composition and application thereof
11/28/2012CN102795974A 液晶介质及液晶组合物 Liquid medium and the liquid crystal composition
11/28/2012CN102795973A Synthetic method of ethylene glycol monoallyl ether
11/28/2012CN102795972A Method for preparing 2S,3R-2-benzyloxy-3-pentanol
11/28/2012CN101792374B 1-methoxyl-2,6,10-trimethyl-1,3,5,9-undecene tetraene and preparation method and application thereof
11/28/2012CN101709025B Compound cross-flow liquid-liquid extraction separation method of methylal-methanol azeotropic system
11/28/2012CN101665418B Methods for preparing E-3,5-dimethoxy-4'-oxhydryl diphenylethene and derivative thereof
11/28/2012CN101432256B Method for stabilization of reduced coenzyme Q10
11/27/2012US8318699 Tumor necrosis factor inhibitors
11/27/2012US8318648 Polyether-containing lubricant base stocks and process for making
11/27/2012CA2569849C Monophosphine compounds, transition metal complexes thereof and production of optically active compounds using the complexes as asymmetric catalysts
11/22/2012WO2012138221A3 Ethanol conversion catalyst, process for its preparation and process using the same
11/22/2012US20120296125 Alkoxylation products and process for preparing them by means of dmc catalysts
11/22/2012US20120294813 Functional branched polyether copolymers and method for the production thereof
11/21/2012EP2524907A1 Bicyclohexane derivative and production method for same
11/21/2012CN202543109U Device for recovering methyl alcohol in raffinate in dimethyl ether gasifying tower
11/21/2012CN102791674A Compound having trimethylene structure, polymer compound containing unit that has trimethylene structure, and reactive compound having trimethylene structure
11/21/2012CN102791667A Method for producing high purity aromatic methyl alcohol, and high purity aromatic methyl alcohol composition having excellent storage stability
11/21/2012CN102786604A Method for one-time separation and extraction of dendrobe polysaccharide, dendrobine and erianin from dendrobium candidum
11/21/2012CN102786397A Method for continuous production of polyformaldehyde dimethyl ether
11/21/2012CN102786396A Method for preparation of polyoxymethylene dimethyl ethers by catalysis of cyclic amide ionic liquid
11/21/2012CN102786395A Method for preparation of polyoxymethylene dimethyl ethers through catalysis of pyrrolidone ionic liquid
11/21/2012CN102786394A Substituent bis-aryl methylene naphthenic base derivative as well as preparation method and application thereof
11/21/2012CN102786393A Synthetic method of (R)-4-benzyloxy-1-bromine-2-methylbutane in dolichol biological chain
11/21/2012CN102786392A Production technology for dimethyl ether
11/21/2012CN102068945B Reactive distillation device and method for separating and purifying methylal
11/21/2012CN101665415B Preparation method of 2-(2-chloroethyl) ethanol
11/21/2012CN101475428B Room temperture nickel catalysis dechlorination method for chlorinated aromatic hydrocarbons
11/20/2012US8314271 Selective preparation of some 2-alkoxy-ethanol derivatives
11/18/2012CA2777457A1 Alkoxylation products and process for preparing them by means of dmc catalysts
11/15/2012WO2012154460A2 Method for producing bioderived dipropylene and tripropylene glycols without propylene oxide
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