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WO/2023/147626A1 |
The present invention relates to processes and catalysts for the dehydration of sugars. In particular, the present invention concerns a photocatalyst of aluminium salt and fulvic acid, a method of preparing the photocatalyst of an alumin...
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WO/2023/142128A1 |
Disclosed in the present invention is a method for synthesizing a 2-phenyl-5-benzyl-imidazo[1,2-a]pyridine compound. By using a compounded nickel (II) complex having the molecular formula of Ni[P(OEt)3]{[RNC(CH3)C(CH3)NR]C}Br2 (R being 2...
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WO/2023/137771A1 |
Provided is a novel method for synthesizing an α-alkyl substituted indole-3-carboxaldehyde compound, that is, in the presence of magnesium chips, an iron (III) complex containing a 1,3-bis(2,4,6-trimethylphenyl)imidazolium cation is use...
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WO/2023/140247A1 |
This method for producing a polycarbonate diol includes a step for obtaining a polycarbonate diol by subjecting a dihydroxy compound and a carbonic acid ester as raw material monomers to polycondensation by means of a transesterification...
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WO/2023/139306A1 |
The invention relates to bimetal pseudopeptide complexes of formula (III) or (IV) and to the use thereof as catalysts in CO2 activation and conversion, synthesising cyclic carbonates from epoxides and carbon dioxide. The complexes are al...
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WO/2023/138074A1 |
The present invention provides a method and system for preparing a cyclic carbonate by catalyzing carbon dioxide cycloaddition. The method comprises the following steps: carrying out a cycloaddition reaction by using a Schiff base metal ...
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WO/2023/136721A1 |
The present invention relates to a method for obtaining a monomer by degrading a polymer, the polymer being a homo or copolymer of the monomer, the method comprising the steps of providing the polymer and a solvent as a reaction mixture ...
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WO/2023/134776A1 |
Methods for asymmetric cis-dihydroxylation ("AD") of quinones to produce cis-diols of quinones with high yield (i.e. a yield ≥ 30%) and high enantioselectivity (i.e. an enantiometric excess ≥ 30%) are disclosed. The method uses an ir...
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WO/2023/135138A1 |
The present invention relates to a process for preparing a carbodiimide, the process comprising (i) providing a mixture comprising one or more isocyanates and a catalytic compound; wherein the catalytic compound comprises a metal M and o...
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WO/2023/134011A1 |
Provided in the present disclosure are a binuclear Schiff base cobalt complex, and a preparation method therefor and the use thereof. The binuclear Schiff base cobalt complex has a structure as shown in formula (I). In formula (I), R1 an...
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WO/2023/136924A1 |
Provided herein are catalysts for polymerization of linear alkynes to cyclic poly(alkynes), and methods of making and using same. For example, provided herein are compounds of formula (I), or dimers thereof:
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WO/2023/135582A1 |
The subject matter of the invention is a stereoretentive ruthenium complex of the general formula 1a-Ru and/or 1b-Ru, in which all variables have the meanings defined in the description. The subject matter of the invention is also a meth...
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WO/2023/136334A1 |
This method for producing a compound represented by formula (I) involves forming at least one bond between a carbon atom and a nitrogen atom in an aromatic ring of the compound represented by formula (I) through a reaction using a pallad...
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WO/2023/136259A1 |
This platinum-phosphite complex-containing hydrosilylation catalyst is liquid at 23°C, does not contain a hydrocarbon-based organic solvent, and comprises: a platinum-phosphite complex formed of platinum and a phosphite compound having ...
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WO/2023/129602A1 |
A catalyst for hydrosilylation comprises a complex having a certain formula. The catalyst includes an imidazole moiety including at least one pendent substituent having a terminal ethylenic unsaturated group. A method of preparing the ca...
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WO/2023/123126A1 |
Disclosed are a nitrogen-containing porous organic polymer composite material and preparation method and application thereof. Specifically, using aluminum trichloride as a catalyst, 2,6-bis (benzimidazole) pyridine and biphenyl are copol...
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WO/2023/126957A1 |
The present invention discloses a homogenous cerium (Ce) catalyst composition comprising Ce(IV) complex alone, or Ce(IV) complex in a mixture with Ce(III) complex, that can significantly improve both LPG and soot combustion, resulting in...
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WO/2023/128775A1 |
A catalyst for ethylene dimerization is provided. The catalyst includes a metal-organic framework; a phosphinamine ligand; and a salt.
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WO/2023/127196A1 |
Provided are: a catalyst and a method for producing the same, the catalyst demonstrating both excellent oxygen reduction catalytic performance and excellent oxygen generation catalytic performance, and effectively utilizing a biomass; a ...
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WO/2023/125073A1 |
The present invention provides methods for preparing an organic phosphine ligand polymer and a bidentate phosphine ligand copolymer catalyst. The method for preparing an organic phosphine ligand polymer comprises: subjecting a bidentate ...
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WO/2023/123884A1 |
Disclosed in the present invention are a tetraaryl ethoxy side-chain mono-metallocene compound, a catalyst system containing same, and a polyolefin synthesis method using same. The structural formula of the tetraaryl ethoxy side-chain mo...
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WO/2023/117554A2 |
The present invention relates to a catalytic composition in the form of a capsule, having walls of solid material which define a closed volume containing a liquid phase that contains at least one ionic liquid of formula Q+ A-, where Q+ i...
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WO/2023/117553A2 |
The invention relates to a catalytic composition in the form of a Pickering emulsion, said composition having a first non-aqueous liquid phase L1 containing hydrocarbon compounds, in which drops of a second liquid phase L2 are stabilized...
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WO/2023/122078A1 |
The present disclosure provides N-heterocyclic carbene ligands, catalyst complexes thereof, and methods using same. The present disclosure further provides synthetic methods of preparing the N-heterocyclic carbene ligands and catalyst co...
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WO/2023/118226A1 |
The disclosure provides a catalyst reaction mixture including a ligand having a backbone with at least one phosphorus atom and at least one nitrogen atom, a chromium compound, and a solvent mixture including decalin and at least one addi...
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WO/2023/121492A1 |
The subject of the invention are new sterically activated chelating ruthenium complexes with the formula 1a, easy to obtain by efficient chemical reactions. The invention also concerns the method of obtaining and using ruthenium complexe...
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WO/2023/111279A1 |
The invention relates to a method for obtaining a main product stream (1) with hydrocarbons from a reactant (3), which reactant (3) comprises at least one substance of the group of alcohols and the group of ethers, for the production of ...
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WO/2023/111277A2 |
The present invention relates to a metal organic framework (MOF) composition configured to be used as MOF catalyst in a method for converting a first hydrocarbon composition to a second hydrocarbon composition. Finally, the invention rel...
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WO/2023/114578A1 |
The present disclosure relates generally to transition metal complex hydroformylation catalytic precursor compositions, to hydroformylation processes, and to processes for separating one or more heavies from a hydroformylation reaction p...
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WO/2023/114926A1 |
Catalysts and catalytic processes for the synthesis of acrylic acid and other a,b-unsaturated carboxylic acids and their salts, which are carried out in a diluent or in the absence of a diluent. In an aspect, ethylene and CO2 can be cont...
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WO/2023/111478A1 |
The present invention relates to a silicone composition X which is cross-linkable by polyaddition reactions to form a silicone elastomer. In particular, the present invention relates to a silicone composition X which is cross-linkable by...
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WO/2023/109213A1 |
A method for preparing a chiral amine compound B or C, which can be used for synthesizing an optically pure repotrectinib intermediate, wherein 2-hydroxy-5-fluorophenylalkylketone compound A is used as a raw material, and a corresponding...
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WO/2023/110711A1 |
The present invention relates to a method for the manufacture of a core-shell catalyst comprising the steps of a. providing core particles, b. functionalizing at least part of the surface of the core particles with a functionalizing agen...
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WO/2023/114579A1 |
The present disclosure relates generally to compounds, to transition metal complex hydroformylation catalytic precursor compositions, and to processes for separating one or more heavies from a hydroformylation reaction product fluid in h...
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WO/2023/112847A1 |
[Problem] To provide a hydrogen storage means having excellent points such as being free of precious metals, having high efficiency, being safe, etc. [Solution] Provided is a hydrogen storage composition that, in several embodiments, con...
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WO/2023/110712A1 |
The present invention relates to a method for carrying out a catalysed chemical reaction using one or more liquid reactants, preferably acetone and phenol to form bisphenol A, in an upflow reactor comprising feeding at least a portion of...
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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/2023/105216A1 |
A process for obtaining one or more recovered ruthenium triphos complexes from an organic medium. The process finds use in the manufacture of monoethylene glycol, and comprises the steps of (a) providing an organic medium comprising one ...
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WO/2023/106424A1 |
[Problem] To produce ammonia electrochemically. [Solution] A production method for ammonia according to the present invention involves producing ammonia from molecular nitrogen in a production device for performing electrolysis by provid...
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WO/2023/106392A1 |
The present invention provides a catalyst composition which constitutes a catalyst layer of a polymer electrolyte fuel cell and is capable of improving the power generation characteristics of the polymer electrolyte fuel cell. A cataly...
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WO/2023/104560A1 |
The present invention relates to a method for synthesizing at least one 3-halopropyltrihalosilane compound, use of a novel catalyst system and a novel composition.
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WO/2023/098083A1 |
The present invention discloses a method for preparing taurine. The method comprises: (1) in the presence of an ammonia water complex ion catalyst, subjecting an aqueous sodium isethionate solution and ammonia to an ammonolysis reaction ...
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WO/2023/097696A1 |
Disclosed is a method for synthesizing (1R)-1-(2,2-dimethyl-4H-1,3-benzodioxin-6-yl)-2-nitroethanol
. The route of the method is as follows: The method is used for synthesizing (1R)-1-(2,2-dimethyl-4H-1,3-benzodioxin-6-yl)-2-nitroethanol...
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WO/2023/097678A1 |
A method for synthesizing (R)-5-(2,2-dimethyl-4H-benzo[d][1,3]dioxin-6-yl)oxazolidin-2
-one. The synthesis route of the method is: where X is Br, Cl or I, preferably Br. Preferably, chiral phenyloxazolidin-2-one is prepared from a 2-brom...
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WO/2023/093686A1 |
Disclosed in the present invention are a benzo[c]cinnoline skeleton diimide ligand and a preparation method therefor. The ligand has the structure represented by general formula (I), wherein R1, R2, R3, R4, R5, R6, R7, R8, R9, R10 are as...
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WO/2023/093677A1 |
The present invention relates to the technical field of organic chemical synthesis, and provides a synthesis process for a fatty acyl taurate. The synthesis process comprises the following steps: adding a fatty acid or an ester thereof, ...
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WO/2023/095907A1 |
Provided is a method for producing an aldehyde, the method comprising steps (1) to (3) below: (1) a part or the entirety of the reaction solution is extracted from a hydroformylation reaction band while performing the hydroformylation re...
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WO/2023/088919A1 |
The present invention relates to an iminium salt having the following formula (I) and also to a ruthenium complex having the following formula (II): (I) (II) as well as the use of said ruthenium complex as catalyst, in particular in olef...
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WO/2023/090298A1 |
One embodiment of the method for producing a cyclic compound of the present invention is characterized by having a step for obtaining a cyclic compound by applying, to a starting material containing a cyclic carboxylic acid compound, a h...
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WO/2023/087066A1 |
A method of desorbing CO2 from an aqueous liquid comprising CO2, the method comprising the steps of: a) providing said aqueous liquid in the form of an aqueous colloidal solution comprising (i) a CO2 absorbent having CO2 absorbed thereto...
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