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WO/2023/037934A1 |
A production method for an encapsulation of a bicycloalkane compound, the method comprising mixing a bicycloalkane compound and a cyclodextrin compound in a mixed solvent of water and an organic solvent.
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WO/2023/035876A1 |
The present invention relates to the technical field of the fluorine chemical industry, and disclosed are a preparation method for a perfluoroolefin oligomer and an application thereof. The preparation method comprises: selecting a combi...
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WO/2023/037933A1 |
A method for producing a halogenobicyclo[1.1.1]pentane comprising: a step (a) in which [1.1.1]propellane is obtained by causing a reaction between 1,1-dibromo-2,2-bis(chloromethyl)cyclopropane and an organometallic reagent in a solvent c...
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WO/2023/030279A1 |
Provided are a 3, 3-difluoroallylic onium salt as represented by formula (C), and a preparation method of the substance. Cheap industrial raw materials are used to prepare the important fluorine-containing reagent, which can be used as a...
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WO/2023/032483A1 |
A method for recovering a cation component of a neutralized-salt type ionic liquid, characterized by comprising a first step, in which an aqueous solution of the neutralized-salt type ionic liquid is mixed with a water-incompatible organ...
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WO/2023/288201A1 |
The present disclosure provides an integrated process for producing trifluoroiodomethane (CF3I), in three steps: a) reacting a first reactant stream comprising hydrogen (H2) and iodine (I2) in the presence of a first catalyst to produce ...
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WO/2023/286753A1 |
The present disclosure addresses the problem of producing an alkene having a double bond in position 2 and having four or more carbons by means of isomerization. This method for producing an alkene having a double bond at position 2 and ...
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WO/2023/288198A1 |
The present disclosure provides a method of removing iodine (I2) and iodine- containing species from processes for producing trifluoroiodomethane (CF3I). The present disclosure further provides another method of removing iodine and iodin...
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WO/2023/286752A1 |
The present disclosure addresses the problem of producing a hydrogenated alkene by way of hydrogen substitution. This alkene manufacturing method includes a step in which a hydrogenation reaction is conducted in the presence of an activa...
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WO/2023/282241A1 |
This method is for producing a composition containing octafluorocyclobutane and octafluorobutane, and comprises (1A) a step for causing a reaction between a raw material composition and a gas containing hydrogen in the presence of a hydr...
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WO/2022/270173A1 |
The present invention addresses the problem of providing a method by which a monofluoroalkane can be obtained inexpensively on an industrial scale at a high yield and with high selectivity.　Provided is a method for producing a monofluo...
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WO/2022/264172A1 |
The present invention relates to a process for the preparation of 2-chloro-4-fluorotoluene of formula I from diazotization of 2-chloro-4-aminotoluene of formula III.
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WO/2022/258916A1 |
The present invention relates to a method for producing trifluoroethylene in a reactor equipped with a fixed catalyst bed comprising a catalyst, said method comprising the steps of: a) reacting the chlorotrifluoroethylene with hydrogen i...
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WO/2022/255397A1 |
The present invention addresses the problem of providing a novel method for producing 1233yd.　Provided is a method for producing 1-chloro-2,3,3-trifluoropropene by causing contact between 1,3-dichloro-2,3,3-trifluoropropene, a metal sa...
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WO/2022/255120A1 |
Provided is a production method capable of easily and efficiently producing a fluorohydrocarbon by gas-phase flow without using a catalyst.　This method for producing a fluorohydrocarbon includes, after continuously supplying a gaseous ...
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WO/2022/249853A1 |
Provided is a method for producing 1,2,3,4-tetrachloro-1,1,4,4-trifluorobutane as a raw material from which 1,2,3,4-tetrachloro-1,1,2,3,4,4-hexafluorobutane can be produced through a stable reaction. The method for producing 1,2,3,4-tetr...
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WO/2022/249788A1 |
The purpose of the present invention is to provide a method for producing cycloalkyl bromide without using heavy metals, etc.　The present invention provides a method for producing a compound represented by formula (2) [in the formula, ...
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WO/2022/249852A1 |
Provided is a method for producing 1,2,3,4-tetrachloro-1-fluorobutane, which serves as a starting material that enables the production by a stable reaction of 1,2,3,4-tetrachloro-1,1,2,3,4,4-hexafluorobutane. The method for producing 1,2...
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WO/2022/244481A1 |
Provided is a method for producing bromofluoromethane, the method making it possible to selectively synthesize tribromofluoromethane and/or dibromodifluoromethane. This method for producing bromofluoromethane has a fluorination step for ...
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WO/2022/230929A1 |
The present invention relates to a method for decomposing polyfluorocarboxylic acids, the method being characterized in that a mixture including polyfluorocarboxylic acids, water, and a basic compound is heated.
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WO/2022/230589A1 |
A method for producing a fluoroalkyne compound represented by the general formula R1C≡CR2 (1) [wherein R1 and R2 are the same or different and represent a fluorine atom or a fluoroalkyl group], the method comprising a step in which a f...
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WO/2022/225830A1 |
A composition is disclosed that comprises 3,3,3-trifluoropropene (1243zf), 1,1,1-trifluoropropane (263fb), vinyl chloride monomer (CH2=CHCl), and at least one of 1,1,1-trifluoroethane (143a), dichlorodifluoromethane (12), 1-chloro-1-fluo...
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WO/2022/218204A1 |
Disclosed in the present invention is a method for preparing 2,3,3,3-tetrafluoropropene. The method comprises a method for preparing 2,3,3,3-tetrafluoropropene by means of a two-step method, a method for co-producing 2,3,3,3-tetrafluorop...
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WO/2022/219953A1 |
The purpose of the present invention is to provide: an ion exchanger which shows small shrinkage upon the contact with an organic solvent in a water-wetted state; and a method for producing the ion exchanger. Provided is an ion exchanger...
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WO/2022/218721A1 |
The invention relates to a process for the preparation of a dimethyl-C17-32-alkyl sulfonium salt, preferably a dimethyl-C17-32-alkyl sulfonium halide, more preferably a dimethyl-C17-32-alkyl sulfonium chloride, still more preferably dime...
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WO/2022/220231A1 |
The purpose of the present invention is to provide a novel technique which can be employed in the production of a fluorinated substance using 2,6-dimethyl-4-t-butyl-trifluorosulfanylbenzene, whereby it becomes possible to remove an SOF t...
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WO/2022/202888A1 |
The purpose of the present disclosure is to provide a method for producing organic fluorine compounds that enables the thorough removal of sulfur-containing substances, or to provide an organic fluorine compound-containing composition th...
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WO/2022/203964A2 |
This disclosure relates to a process for making fragrance ingredient or fragrance intermediate which involves isomerizing a starting material comprising a terminal alkene to form a product comprising an internal alkene in the presence of...
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WO/2022/194128A1 |
The present invention belongs to the technical field of medicine, and relates to a diphenyl alkane compound and a preparation method therefor, and a pharmaceutical composition and the use thereof. Specifically disclosed are a diphenyl al...
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WO/2022/197376A1 |
A nanoparticle composition of buckminsterfullerene with at least one poly galloyl functional group such as a catechin molecule, such as epigallocatechin gallate, or a tannic acid, is provided that is both anti-bacterial and efficacious t...
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WO/2022/191185A1 |
The present invention addresses the problem of providing an efficient method for preparing HFC-143 or HFO-1132. As a solution, provided is a method comprising a step for performing a reduction reaction 1,1,2-trifluoroethylene with a redu...
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WO/2022/186266A1 |
To provide a novel compound and a method for producing the same, and a method for producing a surface treatment agent having the novel compound as a raw material.　A compound represented by formula (A1) or formula (A2).　G1-(CH2)n-M â€...
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WO/2022/187489A1 |
Methods for purification of a fluorocarbon or hydrofluorocarbon containing at least one undesired halocarbon impurities comprise flowing the fluorocarbon or hydrofluorocarbon through at least one adsorbent beds to selectively adsorb the ...
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WO/2022/186265A1 |
To provide a novel compound and a method for producing the same and a method for producing a surface treatment agent having the novel compound as a raw material.　A compound represented by formula (A1) or formula (A2).　G1-(CH2)m1-CHX1...
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WO/2022/184016A1 |
The invention relates to a new industrial process for manufacturing of 2, 2-bis (3, 4-dimethylphenyl) hexafluoropropane, and a new industrial process for manufacturing of a novel intermediate compound for manufacturing 2, 2-bis (3, 4-dim...
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WO/2022/186264A1 |
The purpose of the present invention is to provide: a method for producing a fluorine-containing compound, the method using a readily available compound to produce a fluorine-containing compound under relatively mild reaction conditions;...
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WO/2022/184938A1 |
A compound of formula (I): (I) wherein n is an integer between 0 and 10; Y is hydrogen, halide, mesylate, tosylate, ester, -SPh, -SO2Ph, hydroxyl or protected hydroxyl; with the proviso that if n = 0 or 1, Y is not hydrogen.
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WO/2022/172296A1 |
The present invention relates to a process for preparation of Navafenterol of Formula (I) and intermediate compounds of Formula (VII) and Formula (XIII) by chiral sulfide mediated epoxidation. The process involves preparation of the inte...
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WO/2022/165623A1 |
Disclosed is a method for preparing 1,1,1,3-tetrachloropropane, comprising: reacting the raw materials containing carbon tetrachloride and ethylene in the presence of a first catalyst and a second catalyst to obtain the 1,1,1,3-tetrachlo...
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WO/2022/160762A1 |
Provided are a new industrial process for manufacturing of perfluoropentane (PFP) and the manufacture of a novel intermediate compound thereof, as well as a novel intermediate compound itself and the use thereof in the process for manufa...
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WO/2022/163746A1 |
A method for producing a hydrofluorocarbon (HFC) is provided, the method being excellent in terms of the conversion of a chlorofluorocarbon and reduced in the formation of by-products.　This method for producing an HFC comprises reactin...
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WO/2022/163745A1 |
Provided is an efficient method for producing 244ca at high purity.　This method for producing 3-chloro-1,1,2,2-tetrafluoropropane involves reacting 1,1,2,2-tetrafluoropropane with chlorine to obtain 3-chloro-1,1,2,2-tetrafluoropropane.
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WO/2022/157491A1 |
A process for the production of 1,1-difluoroethane by the catalytic fluorination, in the vapour phase, of a composition comprising vinyl chloride with hydrogen fluoride, wherein the vinyl chloride is contacted with hydrogen fluoride, at ...
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WO/2022/158903A1 |
The present specification relates to a method for preparing a deuterated anthracene compound comprising the step of reacting halogenated benzene having at least one deuterium with the compound of chemical formula 1 to synthesize a deuter...
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WO/2022/147172A1 |
The present disclosure provides methods and compositions of hypobromous acid for use in the treatment and prevention of inflammatory conditions, acute or chronic, of infectious or non-infectious origin, such as those attributable to hype...
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WO/2022/135562A1 |
The present invention provides a continuous preparation system and method for vinylidene chloride. In the present invention, by coupling two stages of supergravity reactors, the product vinylidene chloride and water vapor are distilled f...
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WO/2022/138675A1 |
Provided are a method for geometric isomerization of a specific geometric isomer (isomer 1) represented by formula (1) to produce a specific corresponding geometric isomer (isomer 2) represented by formula (1), the method including a ste...
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WO/2022/134489A1 |
The present invention belongs to the technical field of preparation of halogenated hydrocarbon carbocyclic organic compounds, and provides a full continuous flow synthesis process of a fluorine-containing aromatic hydrocarbon compound. A...
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WO/2022/138162A1 |
The purpose of the present invention is to provide a device and method that are for enrichment of stable isotopes, that enable reduction in the emission amount of toxic and flammable substances, or substances having an environmental impa...
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WO/2022/130403A1 |
The present invention relates to a new quaternary ammonium trifluoromethyl salts of formula (I), a process for the preparation thereof and its application in trifluoromethylation: (I) wherein, R1, R2, R3 and R4 are branched or linear C1-...
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