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WO/2011/019436A1 |
A process for the production of dimethyl ether from a methanol reactor effluent is disclosed. The process may include: contacting an aqueous extractant comprising water and an effluent from a methanol synthesis reactor comprising methano...
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WO/2011/018466A1 |
A process for the manufacture of Sevoflurane CF3-CH(OCH2F)-CF3 which comprises (a) manufacturing a substituted malonic acid derivative of formula (I) or (II): R1OOC-CH(OCH2X)-COOR2 (I) or R3HNOC-CH (OCH2X)-CONHR4 (II) wherein X is OH or ...
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WO/2011/016492A1 |
A fluorine-containing adamantane derivative represented by general formula (I), which is useful in preparing a resin composition capable of providing a cured product that has a low refractive index and excellent heat resistance and mar r...
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WO/2011/014317A1 |
An aryl composition includes aryl ether oligomers. These compositions may be prepared by reaction of one or more dihalobenzenes with one or more dihydroxybenzenes by an Ullman ether reaction. The oligomers may have two or more benzene ri...
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WO/2011/014309A2 |
The invention is directed to improvements in the indirect hydration process for the production of alcohols that enable high alcohol yield by increasing ether recycle in an olefin hydration process, such as the hydration process to produc...
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WO/2011/010610A1 |
Provided is a catalyst precursor, which has excellent safety and stability, has a high stable activity retention rate, is capable of repeated use, has a high reaction recovery rate, and is easily worked into various shapes. The catalyst ...
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WO/2011/009888A2 |
The present invention relates to an improved process of production of substituted diphenylacetylenes (tolanes) of formula (I) which are starting materials for production of stilbenes products.
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WO/2011/008714A2 |
A dialkyl or diaryl ether is produced by reacting carbon dioxide with a metal alcoholate having the formula, M(RO)x, where "M" is a Group 1, Group 2, or Group 3 metal; "x" is the valence of the metal M; "R" is a C1 to C6 lower alkyl or a...
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WO/2011/006594A1 |
In order to produce synthetic fuels, in a first phase, an educt mixture containing water vapor and an oxygenate, like methanol and/or dimethylether, is converted to olefins using a catalyst. Subsequently, the olefin mixture is then separ...
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WO/2011/008501A2 |
A group of compounds defined by the general formula (I) can be used to anionically initiate polymerization of unsaturated monomers. In the formula, M is an alkali metal atom, R1 is an aryl group having at least one OR2 substituent group ...
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WO/2011/005396A1 |
A fluorinated bis(acyl)-containing compound of Formula (I), where R1, Ar, L, R2, R3, Rf, n, p and q are as defined in the claims, and a fluorinated polyester formed from the fluorinated bis(acyl) compound are described. More particularly...
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WO/2011/004660A1 |
Disclosed are a method for producing a carbon film which has a separation performance equivalent to carbon films of the prior art and an improved permeation performance, a carbon film and a separator for a liquid mixture. The aforesaid m...
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WO/2011/005821A1 |
Probes comprising one or more selectively cleavable α-azidoether moieties are provided; and linkers comprising the one or more selectively cleavable α-azidoether moieties. The α-azidoether moiety will undergo a Staudinger reaction wit...
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WO/2011/001884A1 |
A palladium-containing perovskite-type composite oxide represented by general formula (1) is used as a synthesis reaction catalyst in a Suzuki coupling reaction: Ln2MyCu1-x-yPdxO4 ±δ (1) wherein Ln represents elements comprising at lea...
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WO/2011/002699A2 |
A process to prepare an olefin from its corresponding alcohol is improved by reacting, under reaction conditions including a first temperature, an aliphatic alcohol and, optionally, diluent water, to form a reaction product including at ...
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WO/2011/000470A1 |
In the production of purified methanol and/or dimethyl ether from raw methanol, the raw methanol is purified in at least one preliminary purification stage, a first partial flow of the preliminarily purified methanol is fed to a final me...
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WO/2010/149339A1 |
The application relates to a process for preparation of hydrocarbons from a synthesis gas, in particular a synthesis gas obtained from gasification of a solid biomass. The synthesis gas comprises carbon monoxide, hydrogen and more than 2...
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WO/2010/147105A1 |
Disclosed is a method for producing a fluorine-containing ether with a high purity that has a largely reduced fluorine-containing alkyl alcohol concentration. This method, which can be efficiently carried out and is suitable for scale-up...
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WO/2010/143556A1 |
Provided are a novel noncrystalline form of 9,9-bis(4-(2- hydroxyethoxy)phenyl)fluorene which can maintain constant quality and which serves as an excellent starting material for polymers, and a process for the preparation of the noncrys...
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WO/2010/142913A1 |
The present invention relates to a method for the hydroxylation of halogen aryl compounds carried out at a temperature lower than 200°C in the presence of a catalytic system including a copper-based catalyst and a ligand L according to ...
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WO/2010/137742A1 |
A process for efficiently producing a high-purity vinyl ether represented by formula (1) from a tertiary alcohol having low reactivity is provided, the process comprising reacting acetylene with the tertiary alcohol in the presence of a ...
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WO/2010/131274A1 |
A process is described for preparing hydrocinnamic aldehydes in enantiopure or enantiomerically enriched form of Formula I, in which R is isopropyl or tert-butyl and R' is hydrogen, or R and R' when taken together are a methylenedioxolyl...
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WO/2010/130214A1 |
Provided is a method for the two-stage production of dimethyl ether, which is characterized in that two reactors filled respectively with separate catalysts having different performances for dimethyl ether are connected in series, greatl...
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WO/2010/125899A1 |
A process for producing fluoromethyl hexafluoroisopropyl ether ((CF3)2CH-O-CH2F), which includes the step of reacting bisfluoromethyl ether with hexafluoroisopropyl alcohol in the presence of a catalytic amount of either sulfuric acid or...
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WO/2010/127230A2 |
Processes for the alkoxylation of alcohols using alkylene epoxides in the presence of boron based catalysts are provided.
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WO/2010/127234A2 |
Boron based catalysts and processes for preparing the catalysts are provided. The catalysts are suitable for the alkoxylation of alcohols using alkylene epoxides.
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WO/2010/127221A1 |
A fluorinated alkylalkoxylate, and a process for its preparation in which at least one fluorinated alcohol is contacted with at least one alkylene epoxide in the presence of a catalyst system comprising an alkali metal borohydride, and a...
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WO/2010/121975A1 |
Low foam, non-gelling surfactants include certain non-ionic alcohol ethoxylate surfactants and anionic ether sulfate surfactants formed therefrom, and processes for preparing the same. Also included are agricultural formulations includin...
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WO/2010/123880A1 |
A method for preparing a fluorinated vinyl ether compound comprising reacting a fluorinated ether substrate having (i) a hydrogen atom on a carbon atom that is alpha to an etheric oxygen and (ii) a fluorine atom on a carbon atom that is ...
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WO/2010/119727A1 |
Disclosed is a method for producing a fluorene derivative by reacting a fluorenone with a phenol compound or a phenoxy alcohol compound in the presence of an acid catalyst, wherein an alkali is added into the resultant reaction liquid th...
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WO/2010/118137A1 |
The invention provides a method for rendering petroleum oil as an essentially environmentally carbon dioxide-neutral fuel and source material. Carbon dioxide produced from petroleum oil combustion is captured, purified, combined with ste...
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WO/2010/118133A1 |
The invention provides a method for rendering natural gas as an environmentally essentially carbon dioxide-neutral fuel. Carbon dioxide produced from natural gas combustion or from natural gas wells is captured, purified, combined with n...
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WO/2010/118127A1 |
The invention provides a method for rendering coal as an environmentally essentially carbon dioxide-neutral fuel. Carbon dioxide produced from coal combustion is captured, purified, combined with coalbed methane or any other natural meth...
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WO/2010/113900A1 |
Disclosed is a production method for ubiquinone powder for use in preparations that involves a process (1) for obtaining compressed fragments by compression molding ubiquinone crystal powder at a linear molding pressure of 0.6-2.5 ton/cm...
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WO/2010/113005A2 |
The present invention provides a method for the preparation of some novel commercially important multiconjugated 2- or 4-hydroxy substituted stilbenes including lithospermic acid based stilbene analogues possessing an α, β-unsaturated ...
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WO/2010/113720A1 |
Disclosed are an adsorption process whereby a fluorocarboxylic acid having an ether bond can be adsorbed to a high extent by using active carbon without changing the form thereof, and a desorption process whereby the adsorbed material ca...
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WO/2010/107929A2 |
A method of catalytically forming reaction products can include providing an ionic liquid phase. The ionic liquid phase can include a catalyst and an ionic liquid. At least one reactant can be reacted (14,16) in the ionic liquid phase to...
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WO/2010/105266A2 |
A method of reacting compounds can include directing a liquid into a helical constrained flow (37) having an inner circumferential flow surface and an outer circumferential flow surface. The helical constrained flow (37) can be formed ar...
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WO/2010/100990A1 |
A process of reacting acetophenone with isopropylmagnesium bromide in the presence of zinc chloride, trimethylsilylmethyl- magnesium chloride (TMSCH2MgCl), and lithium chloride. In the process, the formation of a secondary alcohol (reduc...
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WO/2010/099303A1 |
A process of contacting an alkylene oxide with 2-methoxy-1-propanol (PM1) in the presence of an oligomeric Schiff base metal complex catalyst is disclosed. Further, a process involving contacting an alkylene oxide with an alkyl alcohol u...
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WO/2010/099307A1 |
A process of contacting an alkylene oxide with 2-methoxy-1-propanol (PM1) in the presence of an oligomeric Schiff base metal complex catalyst is disclosed. Further, a process involving contacting an alkylene oxide with an alkyl alcohol u...
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WO/2010/098244A1 |
A process for easily and efficiently producing an ether compound which comprises reacting a compound having a hydroxy group with an epoxy compound in the presence of an oxide of a Group 4 metal of the periodic table, the oxide having sul...
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WO/2010/098310A1 |
Disclosed is a substance with far greater catalytic activity in a Suzuki-Miyaura reaction in comparison to conventional heterogeneous catalysts. A zeolite-palladium complex is provided with a USY zeolite and Pd supported on the aforement...
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WO/2010/099300A1 |
A process of contacting an alkylene oxide with 2-methoxy-1-propanol (PM1) in the presence of an oligomeric Schiff base metal complex catalyst is disclosed. Further, a process involving contacting an alkylene oxide with an alkyl alcohol u...
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WO/2010/099309A1 |
A process of contacting an alkylene oxide with 2-methoxy-1-propanol (PM1) in the presence of an oligomeric Schiff base metal complex catalyst is disclosed. Further, a process involving contacting an alkylene oxide with an alkyl alcohol u...
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WO/2010/096959A1 |
Disclosed is a process for preparing chloromethyl-1,1,1,3,3,3- hexafluoroisopropyl ether (sevochlorane) which includes the step of reacting hexafluoroisopropanol with 1,3,5-trioxane or paraformaldehyde, in the presence of an anhydrous ch...
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WO/2010/094019A2 |
Disclosed are compositions comprising a compound having the formula CF3(CF2)xCF=CFCF(OR)(CF2)yCF3, wherein R is CH3 or C2H5 or mixtures thereof, and wherein x and y are independently 0, 1, 2 or 3, and wherein x + y = 1, 2 or 3. Also disc...
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WO/2010/092500A2 |
The present invention relates to provide a process for the preparation of (+)-(R)-Tolterodine-L-tartrate, comprises a step of aminating hydroxyl protected 3-(2-methoxy-5-methylphenyl)-3-phenyl propanol of formula (V) with diisopropylamin...
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WO/2010/086876A2 |
The present invention relates to processes for preparing novel nano-copper catalyst system. The present invention also relates to manufacturing of 4-fluoro-3- phenoxy-benzaldehyde acetal employing novel nano-copper catalyst system.
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WO/2010/086139A1 |
The invention provides a process for the preparation of an allyl alkyl ether comprising the allylation of an aliphatic hydroxyl containing compound with an allyl source in the presence of a catalyst, wherein the catalyst is a transition ...
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