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WO/2023/228490A1 |
Provided are: a catalyst for organic synthesis use, which has a high catalytic activity, can be easily separated by solid/liquid separation from a reaction system, and enables highly efficient synthesis of an organic compound; and a meth...
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WO/2023/227640A1 |
The present invention is directed to a catalytic system which can be used to hydrogenate and dehydrogenate a liquid organic hydrogen carrier (LOHC) compound. The catalytic system is composed of a special type of catalyst, a special type ...
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WO/2023/226456A1 |
The present invention relates to a method for preparing azoxystrobin. In the method of the present invention, azoxystrobin is prepared under catalysis by using a pentacyclozole compound or a salt thereof as a catalyst, wherein the pentac...
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WO/2023/228077A1 |
A multidentate phosphite ligand comprising a backbone which comprises a substituted or unsubstituted spirobiindane compound and at least two organophosphite groups chemically bonded to the backbone, wherein the organophosphite groups are...
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WO/2023/221851A1 |
Provided is a method for preparing valproamide represented by chemical structural formula I and sodium valproate represented by formula II. The method is characterized in that cyanoacetate and 1-chloropropane are subjected to composite c...
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WO/2023/221751A1 |
Provided is a preparation method for a waffle-shaped adsorbent composite material. The method comprises: selecting an ionic liquid having carboxylate radicals; adding the ionic liquid into a DMF aqueous solution; stirring same and then a...
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WO/2023/221285A1 |
The present invention provides a wood-based photocatalytic microreactor, comprising whitewood and a photocatalytic nanomaterial compounded on the channel wall of the whitewood, the whitewood being prepared from wood by means of chemical ...
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WO/2023/219900A1 |
Water electrolysis catalysts having reduced precious metal loading which are highly active and stable and methods of preparing the water electrolysis catalysts are described. The methods involve depositing a substantially continuous thin...
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WO/2023/216615A1 |
The present application discloses a method for synthesizing dimethyl 3-(3-oxo-2-pentyl)cyclopentylmalonate and a catalyst. According to the method, dimethyl 3-(3-oxo-2-pentyl)cyclopentylmalonate is prepared by means of reactions under th...
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WO/2023/209140A1 |
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 crosslinkable by photon ir...
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WO/2023/207584A1 |
Disclosed in the present invention are an eggshell-type catalyst, and a preparation method therefor, and the use thereof in a propylene hydroformylation reaction. In the eggshell-type catalyst, phosphine ligand resin pellets with develop...
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WO/2023/206791A1 |
A method for preparing a phosphorus-containing ligand. The method comprises: mixing a phosphorus-chlorine compound, polypyridine ionic liquid porous microspheres, and an organic solvent to obtain a first preparation; mixing a compound re...
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WO/2023/206835A1 |
The present invention belongs to the technical field of catalyst preparation, and discloses a cross-linked norbornene copolymer/carbon black three-dimensional network immobilized bimetallic copper/gold nano-catalyst, and a preparation me...
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WO/2023/206665A1 |
The present invention relates to a process for unprotected asymmetric preparation of nicotine. Specifically, optically pure nicotine is prepared from a nicotinate as the starting material through four reactions, wherein the preparation o...
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WO/2023/210296A1 |
Provided is a method that is for producing an alcohol from an olefin compound with an improved selectivity and that enables a catalyst to be easily reused. This method for producing an alcohol comprises: reacting an olefin compound, carb...
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WO/2023/198596A1 |
The present application relates to novel palladium complexes, processes for the preparation thereof, and the use thereof.
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WO/2023/197423A1 |
A blocky metal organic framework material, and a preparation method therefor and the use thereof. The preparation method for the blocky metal organic framework material comprises: mixing raw materials comprising metal oxide nanoparticles...
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WO/2023/194812A1 |
The present invention provides a process for the production of green hydrogen gas as a source of clean energy from methanol in addition to quantitative yields of formic acid, catalyzed by a range of group (VIII) complexes based on variet...
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WO/2023/193425A1 |
The present invention provides a method for preparing 2-methyltetrahydrofuran by using waste biomass and belongs to the technical field of chemical production. In preparation of 2-methyltetrahydrofuran in the present invention, a catalys...
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WO/2023/196594A2 |
Disclosed are perfluorinated SABRE catalysts comprising a d-block element and a perfluorinated ligand, wherein the perfluorinated ligand is of Formula (I): [Lm-(NHC)-(Y-Z)q] or a salt thereof. Also disclosed is a method of preparing a hy...
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WO/2023/196122A1 |
Methods and compositions wherein crystalline woven and interlocked covalent organic frameworks (COFs) are used as additives to achieve combinations of high toughness and elasticity in polymers.
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WO/2023/190783A1 |
Provided is a new method capable of highly efficiently producing high-purity monolayer carbon nanotubes without the fear of a reduction in the strength of a reaction tube. This production method for carbon nanotubes by floating catalys...
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WO/2023/184564A1 |
A method for efficiently preparing a nano-material macroscopic complex on the basis of a substrate heating-evaporation synergistic effect. A substrate is placed, and a reaction precursor solution required for synthesizing a nano-material...
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WO/2023/187552A1 |
Organometallic complexes are described which are useful as pre -polymerization catalysts which may form part of olefin polymerization catalyst systems. The catalyst systems find use in the polymerization of ethylene, optionally with one ...
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WO/2023/189722A1 |
Provided is a method for producing a compound represented by general formula (I) via the oxidative cleavage of a compound of formula (II), which is a bicyclic 4-substituted olefin compound. The method for producing a compound represent...
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WO/2023/189723A1 |
Provided is a method for producing a compound represented by general formula (I) through oxidative cleavage of a compound that is represented by formula (II) and that is a bicyclic 4-substituted olefin compound. This method is for prod...
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WO/2023/190598A1 |
The purpose of the present invention is to provide a composition in which additive components other than a radical generation source and a radical generation catalyst are stable for a long period of time and do not decompose readily. T...
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WO/2023/191088A1 |
The present invention provides a polysaccharide which has a degree of polymerisation of 16-40 and is composed only of galactose or composed only of galactose and 1-3 molecules of arabinose, the saccharide units of said polysaccharide bei...
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WO/2023/179799A1 |
Provided are a porphyrin zinc europium phosphorus cluster material, a preparation method therefor and an application thereof. Lamellar black phosphorus reacts with europium chloride to form europium-doped black phosphorus; and then tetra...
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WO/2023/180596A1 |
The present invention relates to methods for obtaining ammonia or ammonium salts using monocyclopentadienyl complexes. The complexes are capable of fixing dinitrogen in ambient pressure and temperature conditions and of reacting with pro...
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WO/2022/265865A9 |
A method, including: contacting a carbene or carbyne precatalyst with a first co-catalyst, under reaction conditions sufficient to cause the first-co-catalyst to activate the carbene or carbyne precatalyst, wherein the first co-catalyst ...
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WO/2023/177129A1 |
The present invention relates to a ligand compound having a novel structure, an organic chromium compound, a catalyst composition comprising the organic chromium compound, and an ethylene oligomerization method using same, the ligand com...
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WO/2023/175524A1 |
PET depolymerization process wherein PET, a ionic liquid consisting of (2-hydroxyethyl)trimethylammonium argininate [Cho][Arg] and methanol are mixed together at a temperature ranging from -50 to 70°C. The weight ratio of PET to the ion...
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WO/2023/177130A1 |
The present invention relates to a novel structured ligand compound, an organic chrome compound, a catalyst composition comprising the organic chrome compound, and an ethylene oligomerization method using same, wherein the ligand compoun...
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WO/2023/177590A1 |
A method for direct synthesis of cyclic carbonates is achieved by reacting at least one epoxide with carbon dioxide in the presence of a choline catalyst, such as choline chloride, under mild conditions such as a temperature between abou...
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WO/2023/171694A1 |
Provided in an embodiment is a core-shell type heterogeneous catalyst provided with a core 1 and a shell 2 positioned on the outside of the core 1, wherein the shell 2 contains a metal complex structure 3 containing a Josiphos ligand.
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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/2023/164848A1 |
Provided are a catalyst loaded with a TEMPO compound, and a preparation method therefor and the use thereof. The catalyst loaded with a TEMPO compound uses a polymer resin as a carrier, wherein the polymer resin is a polystyrene resin co...
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WO/2023/163050A1 |
The present invention pertains to a catalyst reaction method wherein, in a catalyst reaction that uses at least one catalyst selected from the group consisting of metal complexes represented by general formula (1A) set forth in the descr...
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WO/2023/163014A1 |
The present invention provides a method for producing a formic acid salt, which is suitable for improving the TON of a metal catalyst. This production method is for producing a formic acid salt by reacting hydrogen with a compound C that...
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WO/2023/163048A1 |
The present invention pertains to: an immobilized catalyst obtained by immobilizing a metal complex in a polymer, said immobilized catalyst including a polymer represented by general formula (1) set forth in the description; a production...
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WO/2023/164687A1 |
Disclosed are dimeric copper centers supported on graphitic carbon nitride (denoted herein as Cu2@C3N4) and their use as advanced catalysts for partial oxidation of CH4.
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WO/2023/161841A1 |
The present invention relates generally to the field of ligand development, particularly, chiral (P,N)-ligands. The present invention is furtherconcerned with the gold(I) complexes of said chiral (P,N)-ligands. The present invention is f...
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WO/2023/163042A1 |
The present invention provides: a catalyst which has a high production efficiency of a synthesis gas containing CO; a cathode; an ion exchange membrane-electrode assembly; and a solid electrolyte electrolysis apparatus. This catalyst com...
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WO/2023/160767A1 |
Disclosed are transesterification and transamidation reactions and depolymerization reactions of polyesters and polyamides using catalysts comprising a structural unit of formula (I). Therein, o is a positive integer of at least 1, R3 is...
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WO/2023/156742A1 |
The invention relates to a method for producing a stabilised biomass oil, comprising: (a) providing a biomass oil chosen from a biomass pyrolysis oil, a biomass hydrothermal liquefaction oil and mixtures thereof, and an unsupported hydro...
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WO/2023/156802A1 |
Our invention relates to catalysts and their use in the synthesis and conversion of alpha-olefin-containing products, essentially alpha-olefins, primarily from paraffins of renewable origin, having a carbon number of 11-45, and mixtures ...
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WO/2023/156972A1 |
Disclosed herein are embodiments of a chiral Pd(0) precatalyst according to Formula I, wherein the Pd atom has an oxidation state of 0 and the A group is a compound comprising at least one olefin moiety capable of coordinating with Pd(0)...
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WO/2023/153494A1 |
The present invention addresses the problem of providing a new catalyst for selectively generating formamides from urea-based compounds and urethane-based compounds. The present invention pertains to: a complex having a partial structure...
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WO/2023/152245A1 |
The present invention relates to a method for disassembly of epoxy-based polymers or composites of fibres reinforced with such polymers, the method comprising chemical manipulations of the polymer involving an organometallic catalyst in ...
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