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WO/2014/045278A1 |
This invention provides a process for obtaining propargyl bromide in high yield from propargyl alcohol and phosphorus bromide, in the form of a stable composition with alkylbromide.
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WO/2014/039358A1 |
Disclosed is a reactor and agitator useful in a high pressure process for making 1-chloro-3,3,3-trifluoropropene (1233zd) from the reaction of 1,1,1,3,3-pentachloropropane (240fa) and HF, wherein the agitator includes one or more of the ...
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WO/2014/031962A1 |
In accordance with the present invention compositions are disclosed. The compositions consist of: (A) a refrigerant component consisting essentially of (1) at least one refrigerant having an OEL less than 400; and (2) a combination of re...
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WO/2014/030609A1 |
The present invention is a chemical vapor deposition material for producing a ruthenium thin film or a ruthenium compound thin film by a chemical vapor deposition method, said chemical vapor deposition material being formed of a rutheniu...
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WO/2013/191778A9 |
Cavitand compositions that comprise void spaces are disclosed. The void spaces may be empty, which means that voids are free of guest molecules or atoms, or the void spaces may comprise guest molecules or atoms that are normally in their...
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WO/2014/031243A1 |
Methods and systems are provided for converting methane in a feed stream to acetylene. The method includes processing the acetylene to form a hydrocarbon stream having vinyl chloride. The hydrocarbon stream is introduced into a supersoni...
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WO/2014/023667A1 |
The present invention pertains to a novel process for the preparation of Fluoroalkylpyrazole- or Bisperfluoroalkypyrazole carboxylates (I) comprising a cyclization of PerfluoroalkyI ketoesters (II) with hydrazines (lll).
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WO/2014/025065A1 |
The present invention provides a process for producing 2,3,3,3-tetrafluoropropene, comprising the steps of producing 2-chloro-3,3,3-trifluoropropene by reacting anhydrous hydrogen fluoride with a specific chlorine-containing compound in ...
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WO/2014/023883A1 |
The invention relates to a method for producing difluoromethane, including the catalytic reaction of dichloromethane with hydrogen fluoride in the liquid phase, in the presence of chlorine, and in the presence of an ionic liquid catalyst...
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WO/2014/009882A1 |
The invention demonstrates a process for conducting organic reactions in a standalone laboratory scale solar photo thermo chemical reactor for conducting organic reactions requiring elevated temperature, light and mechanical agitation, w...
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WO/2014/010750A1 |
The present invention provides a process for producing a fluoroolefin by reacting, in a gas phase, a fluorinating agent and a chlorine-containing alkene or a chlorine-containing alkane in the presence of at least one catalyst selected fr...
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WO/2014/010530A1 |
This method for separating 1-chloro-3,3,3-trifluoropropene and hydrogen fluoride includes a step for reducing the content of hydrogen chloride in a mixture containing hydrogen chloride, 1-chloro-3,3,3-trifluoropropene and hydrogen fluori...
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WO/2014/010665A1 |
The purpose of the present invention is to provide a novel negative Δε function-developing cyclic structure-containing compound in which Δε is a large negative value, which is chemically stable, which has excellent compatibility with...
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WO/2014/001420A1 |
Process for the hydrohalogenation of an unsaturated hydrocarbon and for the manufacture of vinyl chloride by hydrochlorination of acetylene Process for the hydrohalogenation of an unsaturated hydrocarbon using a catalyst comprising at le...
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WO/2014/003109A1 |
A method for producing 1,3,3,3-tetrafluoropropene by the gas phase dehydrofluorination of 1,1,1,3,3-pentafluoropropane in the presence of a catalyst. The reaction is carried out at a reaction system pressure of 0.001-90kPa (absolute pres...
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WO/2014/003068A1 |
Provided is a method for producing 1234Z from 1234E while inhibiting the formation of 245fa as a by-product. The method for producing cis-1,3,3,3-tetrafluoropropene, said method comprising contacting trans-1,3,3,3-tetrafluoropropene with...
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WO/2013/189848A1 |
The invention relates to a method for isomerizing substituted aromatic compounds in the presence of special molten salts.
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WO/2013/185400A1 |
The present invention provides a method for preparing vinyl chloride with acetylene and dichlorethane. The present invention is a method for preparing vinyl chloride with acetylene and dichlorethane for large-scale industrial production....
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WO/2013/187489A1 |
Provided is a production method for obtaining desired isomers of 1-chloro-3, 3, 3-trifluoro-1-propene and 1, 3, 3, 3-tetrafluoropropene with high conversion rate without using a solid catalyst. Since a solid catalyst is not used, desired...
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WO/2013/184415A1 |
Processes of and systems for removing free bromine from gaseous anhydrous HBr contaminated with free bromine are described. In one type of process the gaseous contaminated HBr is fed into countercurrent contact with at least one liquid a...
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WO/2013/184865A1 |
The present disclosure relates to processes for reducing the concentration of RfC≡CX impurities in fluoroolefins. The process involves: contacting a mixture comprising at least one fluoroolefin and at least one RfC≡CX impurity with a...
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WO/2013/179786A1 |
In the pyrolysis furnace (100) of one embodiment of the present invention, a reaction tube (1) extends parallel to the bottom surface of a housing (4), bends into a U shape before arriving at side surfaces (20A) and (20B), and forms a pl...
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WO/2013/172337A1 |
The purpose of the present invention is to provide a method for easily producing a fluorine-containing (cyclo)alkenyl zinc halide compound at low cost. The present invention provides a method for producing a fluorine-containing (cyclo)al...
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WO/2013/173019A1 |
The present invention provides processes for the production of HCFO-1233zd, 1- chloro-3,3,3-trifluoropropene, from the starting material, 2-chloro-3,3,3-trifluoropropene (HCFO-1233xf). In a first process, HCFO-1233zd is produced by the i...
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WO/2013/164618A1 |
The invention provides a process for preparing a C3-7 (hydro)fluoroalkene comprising dehydrohalogenating a C3-7 hydro(halo)fluoroalkane in the presence of a catalyst comprising a metal oxide supported on alumina, wherein the catalyst has...
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WO/2013/161724A1 |
Provided is a method by which tetrafluoropropene that is charged in a container with the purpose of storage, transport or the like can be stably preserved without undergoing polymerization or other reaction. A method for preserving tetra...
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WO/2013/161692A1 |
Disclosed is a method for the parallel production of trans-1,3,3,3-tetrafluoropropene and 1,1,1,3,3-pentafluoropropane. This method has: a reaction step for reacting 1-chloro-3,3,3-trifluoropropene and HF to obtain a product containing t...
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WO/2013/157456A1 |
According to the present invention, an alkali metal iodide can be collected by a method comprising reacting a fluoroalkyl iodide with ethylene to produce an ethylene adduct and reacting the ethylene adduct with an alkali metal hydroxide ...
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WO/2013/156398A1 |
The present invention relates to novel processes for improved preparation of homofarnesol, especially of (3E,7E)-homofarnesol and homofarnesol preparations having an elevated content of (3E,7E)-homofarnesol (also referred to as all-E-hom...
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WO/2013/157384A1 |
A method for producing cis-1,3,3,3-tetrafluoropropene according to the invention of the present application comprises the steps of: subjecting 1,1,1,3,3-pentafluoropropane to a hydrogen fluoride removal reaction to produce a reaction mix...
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WO/2013/157329A1 |
The invention provides a novel method for producing a mixture of fluoroalkyl iodides at high selectivity and excellent production efficiency. Specifically, provided is a method whereby a mixture of fluoroalkyl iodides shown by formula (I...
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WO/2013/153412A1 |
The invention relates to a process for the single step conversion of isomeric mixture of dichlorodipheriyi sulfones to chlorobenzene. The invention further relates a process of using dilute sulfuric acid and re-circulating the dilute sul...
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WO/2013/154059A1 |
Provided is a method for separating 2,3,3,3-tetrafluoropropene (HFO-1234yf) and chloromethane (R40) from a composition comprising HFO-1234yf and R40 with high efficiency. An azeotrope−like composition comprising 58 to 78 mol% of HFO-12...
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WO/2013/154017A1 |
Provided is a method for dehydrating 2-chloroethanol by a catalytic reaction dependent on a solid acid catalyst to produce vinyl chloride monomer, the method for producing vinyl chloride monomer being one wherein the solid acid catalyst ...
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WO/2013/151070A1 |
Provided is a method for purifying a fluoroolefin by adsorbing and removing a hydroalkane having 1 carbon atom or a halogenated alkane having 1 carbon atom from a fluid mixture containing the fluoroolefin. A fluid containing a fluoroolef...
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WO/2013/148550A1 |
The instant invention describes a novel asymmetric synthesis of fluoroleucine alkyl esters which utilizes allylation of a glycine derivative containing an imine moiety in the presence of a phase transfer catalyst and a solid additive, fo...
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WO/2013/146709A1 |
Provided is an economically advantageous method for producing industrially useful HFO-1234yf and VdF by a single-pass reaction accompanied by pyrolysis using readily available starting materials. Provided is a method for producing, from ...
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WO/2013/148170A1 |
Disclosed is an integrated process to co-produce trans-l-chloro-3,3,3-trifluoro-propene (1233zd (E)), trans-l,3,3,3-tetrafluoropropene (1234ze (E)), and 1,1,1,3,3-pentafluoropropane (245fa). Overall the co-production is a three-step proc...
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WO/2013/148300A1 |
Disclosed is an integrated manufacturing process to co-produce (E) 1-chloro-3,3,3-trifluoropropene, (E) 1,3,3,3-tetrafluoropropene, and 1,1,1,3,3-pentafluoro-propane starting from a single starting feed material or a mixture of unsaturat...
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WO/2013/141409A1 |
Provided is a process for preparing 2-chloro-3,3,3-trifluoropropene, wherein at least one chlorine-containing compound selected from the group consisting of chloropropane represented by formula (1): CX3CHClCH2Cl, wherein each X is the sa...
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WO/2013/137408A1 |
Provided is an economic method for efficiently producing, in a sufficiently controlled state and in one reaction involving thermal decomposition, industrially useful HFO-1234yf, using readily procurable raw materials. Provided is a metho...
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WO/2013/137409A1 |
Provided is an economically useful method for producing, at a sufficiently high yield, HFO-1234yf useful as a new coolant, using one reaction involving thermal decomposition. Provided is a method for producing HFO-1234yf and VdF from a r...
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WO/2013/134296A1 |
Selectively fluorinated molecules are important as materials, pharmaceuticals, and agrochemicals, but their synthesis by simple, mild, laboratory methods is challenging. We report a straightforward method for the cross-coupling of a difl...
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WO/2013/133386A1 |
A cyclo-para-phenylene compound having 10, 11 or 13 benzene rings, which has not been synthesized selectively so far, is synthesized selectively. A cyclo-para-phenylene compound having a functional group introduced at a desired site ther...
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WO/2013/130385A1 |
The present invention relates, in part, an improved process for the production of certain hydrofluoroolefins, particularly 2,3,3,3-tetrafluoropropene (1234yf). In certain non-limiting embodiments, the invention relates to methods for imp...
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WO/2013/130342A1 |
A method for removing a contaminant from a hydrochlorofhioroolefin (such as trans- 1,1,1-trifluoro-3-chloro-2-propene (1233zd(E))) includes extracting a chlorofluorocarbon (such as trichlorofluoromethane (R11)) from a mixture comprising ...
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WO/2013/128102A1 |
The present invention relates to the preparation of trifluoroethylene (VF3 or TrFE) by hydrogenolysis of chlorotrifluoroethylene (CTFE) in the gaseous phase over a group VIII metal catalyst deposited on a support. This method can be used...
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WO/2013/122790A1 |
The present invention describes a process for making CF3CH=CHF (HFO-1234ze). The process involves the addition of carbon tetrachloride (CCl4) to 1,2-dichloroethylene to form CCl3CHClCHCl2. The compound CCl3CHClCHCl2 thus can then either ...
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WO/2013/122173A1 |
A fluorine-containing aromatic compound represented by formula (2-1) or (2-2) and a manufacturing method therefor. (R represents a hydrogen atom, a C1 - 12 alkyl group that may have a substituent other than a fluorine atom, or a monovale...
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WO/2013/122822A1 |
The present invention provides a simple three step process for the production of 1,3,3,3-tetrafluoropropene (HFO-1234ze). In the first step, carbon tetrachloride is added to vinyl fluoride to afford the compound CCl3CH2CHClF (HCFC-241fb)...
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