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WO/2023/176433A1 |
Provided is a fluoroalkene storage method in which even if a stabilizer for suppressing fluoroalkene reactions is not added, fluoroalkene reactions do not occur during the storage, and the purity of the fluoroalkene is unlikely to decrea...
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WO/2023/176434A1 |
The present invention provides a method for storing a fluoroalkene, wherein a reaction of the fluoroalkene is not likely to occur during the storage and the fluoroalkene is not susceptible to decrease in the purity even if a stabilizer t...
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WO/2023/174709A1 |
The present invention is directed to 13C-labelled chlorinated paraffins, preferably having neither geminal nor terminal chlorine atoms in their structure, processes for their preparation as well as their uses.
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WO/2023/171325A1 |
Provided is a method for producing an alkene, in which the conversion rate of a raw material which is halogenated alkane is high, a decrease in production speed over time is low, and a solvent that is easy to recover and recycle is used....
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WO/2023/171274A1 |
The purpose of the present invention is to provide a method of obtaining halogenated alkenes with a high degree of selectivity from immediately after reaction initiation using an inexpensive catalyst. A halogenated alkene production meth...
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WO/2023/171273A1 |
The purpose of the present invention is to provide a method of obtaining halogenated alkenes at a high conversion rate with a high degree of selectivity using a catalyst produced by a simple method. A halogenated alkene production method...
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WO/2023/171275A1 |
The purpose of the present invention is to provide a method of obtaining halogenated alkenes with a high degree of selectivity at a high conversion rate using an inexpensive naturally occurring catalyst. A halogenated alkene production m...
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WO/2023/171326A1 |
The present invention provides a method for producing an alkene, the method achieving high conversion rate and high selectivity even in a short period of time at low temperatures. A method for producing an alkene according to the prese...
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WO/2023/165656A1 |
The invention relates to a method for preparing 1,2-dichloroethane from ethylene and chlorine and for water desalination, wherein the respective processes are carried out in thermally intercoupled plant parts so that heat from the reacti...
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WO/2023/167325A1 |
The present invention addresses the problem of developing a metal catalyst which is suitable for continuous flow organic synthesis reaction, is excellent in durability, and has high activity. The present invention provides an immobiliz...
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WO/2023/165606A1 |
Disclosed in the present invention are an anti-carbon deposition catalyst, and a preparation method therefor and an application thereof. The anti-carbon deposition catalyst is composed of a carbon carrier, a metal active component, a met...
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WO/2023/160035A1 |
A β-elemene vinylation coupled derivative, and a preparation method therefor and the use thereof in the preparation of an antitumor drug. Provided are a β-elemene vinylation coupled derivative having a structure as represented by formu...
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WO/2023/164093A2 |
In an embodiment, a method of producing a fluoroolefin comprises coupling 3,3-dichloro-1,1,1,2,2-pentafluoropropane (CF3-CF2-CHCl2) in a liquid phase in the presence of a catalyst to form a composition comprising 1,1,1,2,2,5,5,6,6,6-deca...
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WO/2023/164125A2 |
A method of producing a fluoroolefin includes hydrodechlorinating a compound of formula (1), CnF2n+1CX1=CClC4-nF9-2n, where n is 1 or 2 and where X1 is H or Cl, in the presence of a first catalyst in an amount sufficient to form a compos...
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WO/2023/162998A1 |
The purpose of the present invention is to provide an iodo compound–containing liquid composition that has better photostability than conventional iodo compound–containing liquid compositions. According to the present invention, a ...
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WO/2023/157909A1 |
Provided is a novel method for producing a diarylacetylene derivative. An alkyne derivative having aryl substituents at both ends is provided by subjecting a tetrahalogenated ethylene and phenylboronic acid to a cross-coupling reaction...
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WO/2023/157982A1 |
The purpose of the present disclosure is to provide a method for isolating a fluorocarbon having one carbon atom. A fluorocarbon isolation method according to the present disclosure comprises isolating a fluorocarbon having n carbon at...
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WO/2023/146715A1 |
High boiling fluorinated by-products obtained from a manufacturing process of 1 -chloro-3,3,3-trifluoropropene (HFO-1233zd) not only include components that can be used as a starting material or feedstock in the production of 1,1,1,3,3- ...
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WO/2023/146723A1 |
The present disclosure provides a method for conversion of a mixture of high- boiling fluorinated components comprising 1,1,3,3-tetrachloro-1 -fluoropropane (HCFC-241fa), 1,3, 3-trichloro-1,1 -difluoropropane (HCFC-242fa), 1,1,3-trichlor...
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WO/2023/141792A1 |
The present disclosure provides a method for conversion of a mixture of high-boiling fluorinated components comprising 1, 1, 3, 3-tetrachloro-1-fluoropropane (HCFC-241fa), 1, 3, 3-trichloro-1, 1-difluoropropane (HCFC-242fa), 1, 1, 3-tric...
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WO/2023/141794A1 |
High boiling fluorinated by-products obtained from a manufacturing process of 1-chloro-3, 3, 3-trifluoropropene (HFO-1233zd) not only include components that can be used as a starting material or feedstock in the production of 1, 1, 1, 3...
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WO/2023/141486A1 |
A method for the production of 1,2-dichloroethane, the method comprising (i) providing a fluidizable catalyst; (ii) charging the fluidizable catalyst to a fluidized bed reactor; (iii) fluidizing the catalyst within the reactor; (iv) heat...
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WO/2023/128541A1 |
The present invention relates to a catalyst for a methane chlorination reaction and, more specifically, to a catalyst for a methane chlorination reaction which, compared to catalysts for a methane chlorination reaction using conventional...
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WO/2023/126619A1 |
The invention relates to a composition comprising: - at least one (hydro)halogenated olefin having the chemical formula: CX1X2=CX3X4 (I), where X1 is selected from F and Cl, and where X2, X3 and X4 are independently selected from H, F an...
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WO/2023/118051A1 |
Described herein are methods for making intermediates useful in the production of fragrance ingredients starting from myrcene. In particular, methods for making geranyl chloride, (E)-6,10-dimethylundeca-1,5,9-triene and (E)-6,10-dimethyl...
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WO/2023/118697A1 |
The present invention relates to a process for purifying a fluorocarbon from a mixture comprising said fluorocarbon and hydrogen; said process comprising a step of bringing said mixture into contact with a membrane M1 to form a flow F1 c...
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WO/2023/118695A1 |
The present invention relates to a process for purifying a fluorocarbon from a mixture comprising said fluorocarbon and hydrogen; said process comprising a step of bringing said mixture into contact with a membrane M1 to form a flow F1 c...
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WO/2023/118694A1 |
The present invention relates to a process for purifying a fluorocarbon from a mixture comprising said fluorocarbon and hydrogen; said process comprising a step of bringing said mixture into contact with a membrane M1 to form a flow F1 c...
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WO/2023/118698A1 |
The present invention relates to a process for purifying a fluorocarbon from a mixture comprising said fluorocarbon and hydrogen; said process comprising a step of bringing said mixture into contact with a membrane M1 to form a flow F1 c...
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WO/2023/108788A1 |
A catalyst for the continuous production of 1,1,1,3-tetrachloropropane in a gas-solid phase reaction, a preparation method therefor and the use thereof. The catalyst comprises a zero-valent iron and phosphorus co-modified carbon material...
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WO/2023/112433A1 |
A method for producing a hydrogen substitution product of 1,2-dichloro-1,2-difluoroethylene, the method comprising causing 1,2-dichloro-1,2-difluoroethylene to react with hydrogen in the presence of a metal catalyst mixture containing a ...
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WO/2023/111537A1 |
The specification describes a method for the production of a hydrochlorination catalyst, comprising the steps of: i) preparing an impregnation solution by combining a source of gold and a ligand in a solvent, wherein the solvent comprise...
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WO/2023/102821A1 |
Disclosed is a method for preparing 1,2-dichloroethane. The method comprises the following steps: reacting raw materials containing ethylene glycol monomethyl ether, hydrogen chloride and a catalyst, obtaining the 1,2-dichloroethane. Acc...
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WO/2023/102470A1 |
The present disclosure provides high purity E-1,3,3,3-tetrafluoropropene (HFO-1234ze). More specifically, the present disclosure provides E-1,3,3,3-tetrafluoropropene (HFO-234ze) in at least 99.99% purity, containing less than 3 ppm 1,1,...
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WO/2023/084534A1 |
The present invention relates to a pincer-based cobalt catalyst of formula (I) for hydrogenation of alkynes, and its process of preparation thereof. More particularly the present invention also relates to a process for the hydrogenation ...
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WO/2023/085800A1 |
The present specification relates to a compound of formula 1, a method for preparing same, and a single molecule and polymer derived from said compound.
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WO/2023/074510A1 |
The present invention makes it possible to efficiently produce a perfluoroalkyl group-containing aromatic compound by reacting, in a solvent, a compound represented by general formula (3): R6Cu (3) [where R6 indicates a perfluoroalkyl gr...
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WO/2023/065575A1 |
Disclosed in the present invention is a novel anti-coking VDF cracking furnace system, comprising a cracking furnace, a waste heat recovery unit, and a quencher. The cracking furnace is internally provided with a helical furnace tube and...
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WO/2023/047104A9 |
The invention relates to a process for producing a compound comprising an 18F-difluoromethyl group or a compound comprising an 18F-difluoromethylene group, which process comprises contacting a compound comprising a nucleophilic group wit...
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WO/2023/060811A1 |
Disclosed in the present invention are a fluralaner intermediate and a method for preparing fluralaner thereby. The fluralaner intermediate-5 is aaa. A synthetic route comprises: using m-xylene as a starting raw material, performing halo...
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WO/2023/063301A1 |
Provided is a method for producing a compound represented by general formula (1) [wherein R1 represents a hydrogen atom, a hydroxyl group, a fluorine atom, a cyano group, a nitro group, a hydrocarbon group or a perfluoroalkyl group; X1's...
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WO/2023/056655A1 |
Provided is a production method for recovering and purifying electronic-grade hexafluoroethane from industrial waste gas resulting from the production of carbon tetrafluoride. The production method comprises: conveying hexafluoroethane-c...
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WO/2023/058331A1 |
Provided is a method for producing hexafluoro-1,3-butadiene, the method being capable of producing hexafluoro-1,3-butadiene at high yields. The method for producing hexafluoro-1,3-butadiene comprises a reaction step of performing a dechl...
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WO/2023/058370A1 |
Provided is a production method with which it is possible to obtain (E)-1,1,1,4,4,4-hexafluoro-2-butene with high yield, even when a catalyst which contains alumina having a high sodium content is used. This (E)-1,1,1,4,4,4-hexafluoro-2-...
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WO/2023/053744A1 |
Provided is a method by which (E)-1,1,1,4,4,4-hexafluoro-2-butene can be obtained at high yields. This method for producing (E)-1,1,1,4,4,4-hexafluoro-2-butene comprises: a vaporization step for vaporizing 1,2,3,4-tetrachlorobutane; and ...
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WO/2023/048385A1 |
Disclosed is a method for producing 1,4-dibromo-2,3-dichlorohexafluorobutane (Br-CF2-CFCl-CFCl-CF2-Br), in which, through the photoreaction of 1,2-dibromo-1-chlorotrifluoroethane (Br-CF2-CFCl-Br) with a CTFE (CF2=CFCl) gas mixed with a d...
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WO/2023/047056A1 |
The present invention relates to a method for producing trifluoroethylene in a reactor provided with a fixed catalytic bed comprising a catalyst, said method comprising the steps of: a) reacting chlorotrifluoroethylene with hydrogen in t...
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WO/2023/044364A1 |
The present invention relates to protoporphyrinogen oxidase inhibitors of the general formula (I) where the variables are defined herein. The invention features processes and intermediates for preparing the benzoxazinones of formula (I),...
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WO/2023/044427A1 |
A method for producing a purified stream of vinyl chloride monomer, the method comprising (i) providing a gaseous stream that includes vinyl chloride monomer, carbon dioxide, and water; (ii) dehydrating the gaseous stream to remove subst...
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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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