Patents
Patents for C07C 41 - Preparation of ethers; Preparation of compounds having groups, groups or groups (17,242)
04/2011
04/27/2011EP2313356A1 Conversion of glycerol to naphtha-range oxygenates
04/27/2011CN201807206U High concentration methylal pressurizing rectifying tower
04/27/2011CN102036943A Method for producing compounds comprising CF3o groups
04/27/2011CN102036942A Method of separating phenolic compounds in salified form
04/27/2011CN102031178A Low sulfur diesel lubricity additive and preparation method thereof
04/27/2011CN102030621A Process for generating DMMx from methanol by gas phase method
04/27/2011CN102030620A Method for preparing 2,2',6,6'-tetrabromobisphenol A diallyl ether
04/27/2011CN102030619A Spirofluorenyl compound and preparation method thereof
04/27/2011CN102030618A Method for preparing heptafluoroisobutenyl methyl ether
04/27/2011CN102030617A Preparation methods of insect sex pheromone compound, insect sex pheromone ether compound and insect sex pheromone ester compound
04/27/2011CN102030601A Method for transforming oxygenated organic compound
04/27/2011CN102029185A Catalyst for preparing dimethyl ether through methanol dehydration as well as preparation method and application thereof
04/27/2011CN102029184A Catalyst used in process of preparing dimethyl ether from methanol on fluidized bed and preparation method thereof
04/27/2011CN102029182A Oxy-compound reforming catalyst
04/27/2011CN102029130A Device and method for preparing dimethyl ether
04/27/2011CN101139265B Process for pressurized synthesis of dimethyl ether
04/27/2011CN101094825B Method for the production of acetals
04/27/2011CN101007758B Crystallized mother liquor recovery process during anti-oxidant production process
04/26/2011US7932407 reacting a feed of an olefin, oxygen and an organic halide, in the presence of a catalyst comprising silver and rhenium deposited on a carrier, in which the reaction temperature is increased to reduce the effect of loss of catalyst activity while the organic halide present in a relative quantity "Q"
04/26/2011CA2639109C Process for the preparation of dimethyl ether
04/26/2011CA2474646C Method for production of .beta.-cryptoxanthin and .alpha.-cryptoxanthin from commercially available lutein
04/21/2011WO2011046199A1 Method for producing reduced coenzyme q10, method for stabilizing same, and composition comprising same
04/21/2011WO2011045934A1 Method for producing reduced coenzyme q10, method for stabilizing same, and composition comprising same
04/21/2011WO2011002699A3 Process to prepare olefins from aliphatic alcohols
04/21/2011US20110092743 Production and composition of glycerol based polyols
04/20/2011EP2310348A2 Method for producing dialkoxy alkanes by partial oxidation of lower alcohols in the presence of a catalyst based on molybdenum and iron
04/20/2011CN201801475U Energy-saving steam-free ethoxylation reaction unit
04/20/2011CN102026951A Allyl and propargyl ethers
04/20/2011CN102020541A Protein tyrosine phosphatase 1B (PTP1B) inhibitor as well as chemical synthesis method and application thereof
04/20/2011CN102020540A Three protein tyrosine phosphatase 1B (PTP1B) inhibitors and synthesis and application thereof
04/20/2011CN102020539A PTP1B (Protein Tyrosine Phosphatase 1B) inhibitor, synthesis and application thereof in preparation of drugs for treating type 2 diabetes mellitus
04/20/2011CN102018692A PTP1B inhibitors and synthesis thereof, and application of PTP1B inhibitors to preparation of medicines for treating type 2 diabetes
04/20/2011CN102018688A PTP1B inhibitor and synthesis and application thereof in preparation of medicine used for treating type II diabetes
04/20/2011CN101279898B Synthetic method of p-[1-(4-methoxyphenyl)-1- methyl ethyl] calyx[8] arene
04/20/2011CN101205174B Method for preparing p-alkoxy phenol
04/20/2011CN101205172B Method for producing dimethyl ether by fluidized catalytic gas-phase dehydration of methanol
04/20/2011CN101152998B Double-reaction area liquefaction catalytic conversion method for producing dimethyl ether with methanol
04/20/2011CN101152997B Liquefaction catalytic conversion method for producing dimethyl ether with methanol
04/19/2011US7928268 Process for producing 1,2-dialkoxy-3-fluorobenzene
04/14/2011WO2011042288A1 (poly)glycerols, methods for making same, and uses thereof
04/14/2011WO2011008501A3 Anionic polymerization initiators and processes
04/14/2011WO2010035000A8 Process for the preparation of vitamin k2
04/14/2011US20110086928 Mitigating or eliminating the carbon footprint of human activities
04/13/2011EP2308819A1 Method of synthesizing sevoflurane
04/13/2011EP2307341A2 Hydrofluoroacetal compounds and processes for their preparation and use
04/13/2011EP1982974B1 Method for producing alpha,beta-unsaturated ether
04/13/2011EP1513801B1 Fluorosulfates of hexafluoroisobutylene and its higher homologs and their derivatives
04/13/2011CN102015670A Method for producing vinyl ether compound
04/13/2011CN102015601A Fluoroalkyloxy alkanes, process for production and uses thereof
04/13/2011CN102015600A Heterocyclic amine catalyst compositions for the alkoxylation of alcohols to glycol ethers
04/13/2011CN102015599A Method for producing polyoxyalkylene alkyl ether
04/13/2011CN102015585A Method for producing unsaturated organic compound
04/13/2011CN102015102A Process
04/13/2011CN102010447A Preparation method and application of ruthenium and rhodium transition metal complex functional ionic liquid
04/13/2011CN102010305A Method for preparing 2-methoxyl-4-vinyl phenol
04/13/2011CN102010304A Preparation method of tetrabromobisphenol A diene propyl ether
04/13/2011CN102010303A Coupling method for preparing 3,4-dimethoxymethylbenzene
04/13/2011CN102010302A Method for preparing 3,4-dimethoxytoluene by using monobromomethane-containing waste gas as raw material
04/13/2011CN102010301A Low-energy-consumption process for producing dimethyl ether and production equipment thereof
04/13/2011CN102010294A Method and device for recovering polyethylene glycol raffinate byproduct from ethylene glycol process
04/13/2011CN102010280A Preparation method of biaryl compound
04/13/2011CN102010278A Preparation method of diphenylethene or derivatives thereof
04/07/2011WO2011039331A1 Method for separating salified phenolic compounds
04/07/2011WO2011039145A1 Method for producing polyols that contain amino groups
04/07/2011US20110082321 Alcoholic hydroxyl-containing compounds and making method
04/07/2011US20110082313 Process for Production of Halogenated alpha-Fluoroethers
04/07/2011US20110082312 Production of compounds comprising cf30 groups
04/06/2011EP2305626A1 Method for producing fluorine-containing ether
04/06/2011EP2305625A1 Process for production of benzaldehyde compound
04/06/2011EP2303821A1 Method for the synthesis of dialkoxy alkanes by means of the selective oxidation of alcohols
04/06/2011EP2303817A1 Method for manufacturing perfluorovinylethers
04/06/2011CN102002155A Device for removing low boiling point matters in polyether polyol
04/06/2011CN102001949A 3,5-dimethoxystilbene derivative, preparation method and application thereof in anti-drug resistant bacteria
04/06/2011CN102001922A Method for synthesizing diphenoxyl methane
04/06/2011CN102001920A Preparation method of medicine intermediate
04/06/2011CN102001919A Method for preparing trifluoromethyl-1,2,2-trifluoro-1,2-dichloroethyl ether
04/06/2011CN102001903A Method for reducing carbon-carbon double bond by hydrazine hydrate through microwave
04/06/2011CN102000606A Chiral ruthenium catalyst and use thereof in asymmetric hydrogenation of ketone
04/06/2011CN102000567A Silver-containing catalysts, the manufacture of such silver-containing catalysts, and the use thereof
04/06/2011CN102000559A Method for preparing dimethoxymethane by adopting supported niobium oxide catalyst
04/05/2011CA2477862C Improved process for the manufacture of 4-(6-bromohexyloxy)-butylbenzene
03/2011
03/31/2011WO2011015623A3 Process for the manufacture of 2-pentyn-1-ol
03/31/2011WO2011014309A3 Olefin hydration process
03/31/2011US20110077433 Polytrimethylene ether glycol or copolymers thereof having improved color and processes for their preparation
03/30/2011EP2300403A1 Method of separating phenolic compounds in salified form
03/30/2011EP2300401A2 Producing methanol and its products exclusively from geothermal sources and their energy
03/30/2011EP2300399A1 Hydro(chloro)fluoroolefins and method for preparation thereof
03/30/2011EP1519907B1 An alkoxylate mixture and its use as a cleaning agent for hard surfaces
03/30/2011CN101998883A Catalyst comprising palladium and selective hydrogenation application thereof
03/30/2011CN101993785A Integrated biodiesel production process
03/30/2011CN101993356A Method for preparing daicel dimethyl ether
03/30/2011CN101993355A Process for the production of dimethyl ether
03/30/2011CN101993318A Preparation method of aromatic halogenated compound
03/24/2011WO2011034569A1 Novel modified fatty acid esters and method of preparation thereof
03/24/2011WO2011034071A1 Process for production of oxidation reaction product of aromatic compound
03/24/2011US20110071322 Method for the synthesis of dialkoxy alkanes by means of the selective oxidation of alcohols
03/24/2011DE10106577B4 Bis(alkylthio)carbeniumsalze Bis (alkylthio) carbenium
03/23/2011EP2297078A1 Allyl and propargyl ethers
03/23/2011CN201770628U High-concentration hoxym ethane normal-pressure reaction tower
03/23/2011CN201768553U Gas-phase synthesis dimethyl ether fluidized bed reactor
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