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WO/2022/078306A1 |
The present invention relates to the technical field of organic synthesis and chemical catalysis. Disclosed are a large steric hinderance palladium-nitrogen-heterocyclic carbene complex, a preparation method for same, applications of sam...
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WO/2022/077852A1 |
A 3,5-dicarboxylic acid ester-1,4-dihydropyridine hydrogenating reagent, and a preparation method therefor and the use thereof. The hydrogenating reagent has a structure as represented by formula (I) and has a good hydrogenation efficien...
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WO/2022/078996A1 |
Spent polyurethanes are returned to the value chain by hydrogenating the spent polyurethanes in a hydrogen atmosphere in the presence of at least one homogeneous transition metal catalyst complex, wherein the transition metal is selected...
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WO/2022/081660A1 |
A solid metal organic framework composition comprising a solid oxyanion-modified metal organic framework wherein the oxyanion loading is at least 2 per node.
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WO/2022/080101A1 |
The present invention provides: a photocatalyst composition which is capable of achieving a strong photocatalytic effect by means of visible light; a photocatalyst composition which uses this photocatalyst composition; a photocatalyst me...
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WO/2022/076023A1 |
According to one embodiment, a catalyst system that reduces polymeric fouling may include at least one chromium compound, at least one aluminum compound, and at least one antifouling agent or a derivative thereof. The antifouling agent m...
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WO/2022/073979A1 |
The present invention relates to metal-organic frameworks (MOFs) which contain trimetallic centres with pyrazole as a ligand in the structure thereof. Particularly, it relates to MOFs which contain units of formula (I). The present inven...
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WO/2022/073135A1 |
The present application relates to compounds of Formula I having a negative singlet-triplet gap and a positive oscillator strength. The present application also relates to use of the compounds of Formula (I) in photocatalysis and in OLED...
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WO/2022/067377A1 |
The present invention provides a series of novel, low-cost catalysts formed by loading transition metal incorporated phthalocyanine on conductive carbon substrates. The novel catalysts have high activity and selectivity in ORR towards H2...
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WO/2022/066596A1 |
A process of co-feeding gaseous ethylene with liquid allyl alcohol in the presence of a catalyst to produce 1,4-butanediol and n-propanol may include: introducing a gaseous mixture of ethylene, carbon monoxide and hydrogen into a reactor...
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WO/2022/065853A1 |
The present invention relates to a method for producing an ester-based composition, characterized in that a plurality of batch reactors are operated sequentially, and the pressure inside each reactor is controlled, wherein the ester-base...
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WO/2022/065852A1 |
The present invention relates to a method for the continuous production of an ester-based composition, which can increase the production yield by optimizing the pressure, which is a process parameter, of each reactor in a reaction unit i...
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WO/2022/059959A1 |
An aldehyde preparation method according to one embodiment of the present application comprises steps in which: a reaction product comprising an aldehyde is formed by reacting an olefin-based compound and a synthetic gas in the presence ...
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WO/2022/058717A1 |
A three-way catalyst article, and its use in an exhaust system for internal combustion engines, is disclosed. The catalyst article for treating exhaust gas comprising: a substrate comprising an inlet end and an outlet end with an axial l...
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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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