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WO/2022/060108A1 |
The present invention relates to a ligand compound, an organic chromium compound, a catalyst system comprising the organic chromium compound, and a method of oligomerization of ethylene, using same.
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WO/2022/054609A1 |
Provided is a method for producing hydrochlorofluorocarbon with high yield and high purity while reducing the production amount of by-products. The method for producing hydrochlorofluorocarbon comprises reacting a fluorinated alcohol w...
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WO/2022/052067A1 |
Disclosed are a metal organic framework material MIL-125, a preparation method therefor, and the use thereof. The metal organic framework material MIL-125 is a round-cake-shaped crystal block; and the external specific surface area there...
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WO/2022/052391A1 |
The present invention relates to a method for synthesizing vortioxetine or a pharmaceutically acceptable salt thereof. The process is accomplished by using a catalytic system consisting of a copper salt and an organic ligand. The catalyt...
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WO/2022/052307A1 |
The present invention relates to the technical field of catalyst synthesis, and provides a method for preparing a ruthenium carbene compound. The method comprises the following steps: (1) dissolving a ruthenium metal salt RuX3nH2O in a s...
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WO/2022/051984A1 |
The present invention relates to a process for synthesizing pirfenidone (1) by taking 5-methyl-3,4-dihydro-2-pyridone and halogenated benzene (chlorobenzene, bromobenzene or iodobenzene) as raw materials in the presence of a catalytic sy...
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WO/2022/050235A1 |
The present invention relates to a formate production method including a first step in which hydrogen, carbon dioxide, and a carbonate or bicarbonate are reacted using a catalyst in the presence of a solvent to produce a formate in the r...
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WO/2022/050236A1 |
The present invention relates to a production method for an alkaline earth metal formate, said method including a first step for producing a formate of an alkaline earth metal by reacting hydrogen, carbon dioxide, and a carbonate or bica...
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WO/2022/048025A1 |
The present invention provides a method for synthesizing an atorvastatin calcium intermediate by using a multi-component one-pot method. Specifically, the present invention provides a one-pot synthesis method for 4-(4-fluorophenyl)-2-(2-...
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WO/2022/048099A1 |
Disclosed is a method for preparing a narrow-distribution triethanolamine block polyether, the method involving subjecting triethanolamine, as an initiator, to a polymerization reaction with ethylene oxide and epoxy propane in the presen...
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WO/2022/050234A1 |
The present invention relates to a method for producing a formic acid salt, the method comprising reacting hydrogen with carbon dioxide, a hydrogencarbonate, or a carbonic acid salt in the presence of a solvent using a catalyst, wherein ...
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WO/2022/015638A9 |
Polyurethanes are made by curing a reaction mixture containing a polyether polyol that contains residues of a zinc hexacyanocobaltate catalyst complex. The reaction mixture contains certain chelating agents in small quantities. The amoun...
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WO/2022/041326A1 |
Disclosed are a zinc catalyst for catalyzing ring-opening polymerization of cyclic esters and controlled depolymerization of polyester materials and a catalytic method therefor, which belong to the technique for polymer synthetic materia...
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WO/2022/041852A1 |
The present invention belongs to the technical field of photocatalytic materials, and discloses a Ni-MOF thin-film photocatalyst grown in-situ on a foamed nickel surface, a preparation method therefor, and a use thereof. The method is: p...
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WO/2022/045678A1 |
The present disclosure provides a method and apparatus for molecular multiplexed imaging through repetitive color separations. According to first embodiments of the present disclosure, even though both signals of two fluorescent material...
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WO/2022/040891A1 |
The use of deprotonated phenyl-bridged β-ketimine lithium coordination complex in a cyanosilicate reaction is disclosed. In the coordination complex, each β-ketimine unit is a double negative ion. A double negative ion β-ketimine grou...
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WO/2022/041617A1 |
A diphosphite, a preparation method therefor and the use thereof. The diphosphite has a structure as represented by formula (I) in the description, and has a 3-(2-hydroxybenzene)pyridine-2-phenol unit, and can serve as a ligand of a tran...
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WO/2022/043993A1 |
The present invention provides PCNHCP pincer metal complexes, which are useful as catalysts in various chemical reactions such as hydrogen isotope exchange (HIE) in C(sp3)-H and/or C(sp2)-H bond of an organic compound, e.g., a pharmaceut...
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WO/2022/041608A1 |
A synthesis process for Lasmiditan, comprising: using 2,4,6-trifluorobenzamide and (6-bromopyridine-2-yl)(1-methylpiperidine-4-yl)methanone to react in an organic solvent at 0-60°C in the presence of potassium carbonate or cesium carbon...
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WO/2022/045290A1 |
The purpose of the present invention is to provide an electrode catalyst that can exhibit sufficient performance when used as a fuel cell. An electrode catalyst containing a catalyst component that contains a first transition metal M1 an...
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WO/2022/038627A1 |
The present invention discloses Porous Crystalline Three Dimensional Covalent Organic Frameworks with Remarkable Chemical Stability for Methane Storage. More particularly, the present invention discloses Porous Crystalline Three Dimensio...
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WO/2022/038121A1 |
The invention relates to novel ruthenium complexes of general formula 4 in which the substituents are defined herein. The invention relates also to methods for preparing such compounds and use thereof as catalysts and/or (pre)catalysts i...
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WO/2022/038285A1 |
The present invention is related to a method for the hydroprocessing of an organic compound, comprising subjecting the organic compound to a hydroprocessing reaction in the presence of hydrogen and a catalyst, wherein the catalyst compri...
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WO/2022/034928A1 |
[Problem] To produce ammonia electrochemically. [Solution] This ammonia production method is a method for producing ammonia from nitrogen molecules, by supplying electrons from a power source, protons from a proton source, and nitrogen m...
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WO/2022/035725A1 |
A process for purifying polyester-grade ethylene glycol from crude ethylene glycol containing at least a first component and a second component that have a boiling point below that of ethylene glycol that includes (a) providing a stream ...
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WO/2022/035459A1 |
The present invention is directed at stabilization of aqueous urea solutions containing organometallic catalyst precursors. Stabilization can be achieved by monitoring and controlling the solution pH.
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WO/2022/034401A1 |
A process is described for recovering cobalt and/or manganese from a residue from a catalytic oxidation process for producing an aromatic polycarboxylic acid, wherein the residue comprises water-soluble cobalt and/or manganese compounds ...
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WO/2022/034927A1 |
[Problem] To electrochemically produce ammonia. [Solution] This method for producing ammonia involves producing ammonia from molecular nitrogen in a production apparatus for performing electrolysis by supplying electrons from a power sou...
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WO/2022/030589A1 |
Provided are: a monodentate ligand comprising a monodentate coordination urea compound (1) represented by a formula of A13-(A12)n-A11 [n is 0 or 1], which includes a urea group (A11) and a monodentate coordination heteroaromatic group (A...
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WO/2022/030769A1 |
The present invention relates to a transition metal compound, a method for preparing same, and a catalyst composition comprising same, wherein the transition metal compound shows high activity and high copolymerizability in olefin polyme...
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WO/2022/025054A1 |
[Problem] To provide an ammonia production method using a molybdenum complex. [Solution] This ammonia production method comprises a step for generating ammonia from a nitrogen molecule in the presence of a molybdenum complex, a reducing ...
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WO/2022/025046A1 |
[Problem] To provide a method for manufacturing ammonia in which a molybdenum complex is used. [Solution] A method for manufacturing ammonia from nitrogen molecules in the presence of a reducing agent and a proton source, the molybdenum ...
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WO/2022/023028A1 |
A process for the oligomerisation of ethylene is provided, preferably selective trimerization of ethylene to hexene -1, comprising simultaneously contacting ethylene with components of a chromium-based catalyst composition.
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WO/2022/024988A1 |
The purpose of the present invention is to provide a curing catalyst that is highly safe and achieves a practical curing speed. The present invention provides a curing catalyst [B] to be used for curing a polymer [A] having a reactive ...
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WO/2022/023027A1 |
The present invention relates to a novel chromium-based catalytic composition and the use thereof for the oligomerisation of ethylene, in particular for the selective trimerisation of ethylene to hexene-1.
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WO/2022/021051A1 |
A quantum dot-modified metal organic framework photocatalyst, a preparation method therefor and an application thereof, which relate to the fields of heavy metal redox and photocatalytic treatments. The quantum dot-modified metal organic...
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WO/2022/025050A1 |
[Problem] To provide a method for producing ammonia using a molybdenum complex. [Solution] A method for producing ammonia from molecular nitrogen in the presence of a reducing agent and a proton source, the molybdenum complex being repre...
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WO/2022/025562A1 |
A hydroformylation method, according to one embodiment of the present application, comprises a hydroformylation step of producing aldehyde by reacting a raw-C5 feed with a synthetic gas in the presence of a catalyst composition for a hyd...
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WO/2022/018243A1 |
The present invention relates to a method for the preparation of a solid-supported catalyst wherein a catalytically active material is anchored on a surface of a solid material, wherein the catalytically active material comprises a plura...
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WO/2022/014414A1 |
The purpose of the present invention is to provide a method for more efficiently producing specific optically active compounds including optically active 1-acetyl-2,2,4-trimethyl-1,2,3,4-tetrahydroquinoline. The present invention provi...
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WO/2022/012004A1 |
The present invention provides a catalyst modified by a phosphine ligand, and a preparation method and an application of the catalyst. The preparation method in the present invention uses a phosphine ligand M to modify Pd4S or Pd4S/X to ...
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WO/2022/012005A1 |
The present invention provides a catalyst modified with a thiol ligand, a preparation method therefor and use thereof. The method comprises: introducing a hydrogen-containing gas, and modifying Pd4S or Pd4S/X by a thiol ligand under a ga...
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WO/2022/014675A1 |
The purpose of the present invention is to provide an oral medicine suitable for removing oral deposits. In order to achieve the purpose, the oral medicine is a semi-solid oral medicine for removing oral deposits.
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WO/2022/013027A1 |
The invention relates to noble metal-oxo clusters represented by the formula [Ms(R2XO2)z(OR')xOyX'q] or solvates thereof, corresponding supported noble metal-oxo clusters, and processes for their preparation, as well as corresponding met...
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WO/2022/014377A1 |
This catalyst comprises: a layered double hydroxide containing ions of two or more transition metals; and metal particles containing one or more transition metals. The surface of the metal particles is covered by the layered double hydro...
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WO/2022/010858A1 |
A catalyst for hydrosilylation is disclosed. The catalyst comprises a complex having a certain formula. A redox-switchable catalyst system for preparing the catalyst is also disclosed. The redox-switchable catalyst system comprises a red...
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WO/2022/008656A1 |
The present invention relates to an optically pure (+) or (-) enantiomer of a ruthenium complex having formula (I) as well as the preparation method of said enantiomer, and uses thereof as catalyst, in particular in asymmetric olefin met...
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WO/2022/008679A1 |
The present invention relates to a ruthenium complex having the following formula (I) as well as the preparation method of said enantiomer, and uses thereof as catalyst, in particular in asymmetric olefin metathesis.
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WO/2022/009842A1 |
The present invention provides catalyst particles, the reaction of which is easily controlled. Catalyst particles which contain porous particles and a catalyst liquid that is held in pores of the porous particles.
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WO/2022/008946A1 |
The present invention relates to an optically pure (+) or (–) enantiomer of a ruthenium complex having the following formula (I) as well as the preparation method of said enantiomer, and uses thereof as catalyst, in particular in asymm...
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