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WO/2022/101627A1 |
The present invention provides a method of making an enantiomerically enriched tertiary or quaternary ammonium salt, and the use of a non-racemic chiral compound in the synthesis of an enantiomerically enriched tertiary or quaternary amm...
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WO/2022/099173A1 |
Metal Organic Frameworks (MOFs), methods of using the MOFs for harvesting water from air, and methods of making the MOFs are provided. The water-harvesting MOFs include a metal organic framework molecule having positively charged, linker...
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WO/2022/097609A1 |
Provided is a production method capable of producing a 9,9-bis (3,5-dialkyl-4-aminophenyl) fluorene compound in a high yield. A 9,9-bis (3,5-dialkyl-4-aminophenyl) fluorene compound represented by general formula (2) below is produced by...
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WO/2022/088301A1 |
Provided is a method for synthesizing m-phenylenediamine. The method involves synthesizing iso-phthalimide from m-phthalodinitrile, anhydrous sodium carbonate and hydrogen peroxide, as raw materials, under the action of a catalyst; and t...
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WO/2022/088300A1 |
The present invention relates to the technical field of petrochemical organic synthesis, and in particular, to a preparation method for m-phenylenediamine. m-Phenylenediamine is prepared by using m-phthalodinitrile as a reaction raw mate...
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WO/2022/089404A1 |
Disclosed are a catalyst suitable for synthesizing organic amines by means of catalytic amination, and preparation and use thereof. The catalyst comprises an inorganic porous carrier containing aluminum and/or silicon and active metal co...
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WO/2022/089487A1 |
Disclosed in the present invention is a catalyst for preparing diamine by hydrogenation of dinitrile, comprising the following components or reaction products thereof: a) active components, which comprise Ni and/or oxides thereof; b) add...
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WO/2022/092260A1 |
The present invention addresses the problem of providing a cross-coupling reaction method that can use a wide variety of compounds as starting materials, that can substantially not use organic solvent, and that can rapidly provide reacti...
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WO/2022/089425A1 |
Disclosed are a catalyst suitable for preparing organic amines by means of catalytic amination, and preparation and use thereof. The catalyst comprises an inorganic porous carrier containing aluminum and/or silicon and active metal compo...
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WO/2022/088303A1 |
A method for preparing m-phenylenediamine. The method comprises: under the protection of nitrogen, by using water as a solvent and using sodium hypochlorite and isophthalimide as reaction raw materials, performing Hofmann degradation rea...
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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/2022/082148A1 |
Processes and systems for producing isomeric mixtures of aromatic amine monomers from aromatic feeds. An example process for producing isomeric mixtures of aromatic amine monomers from aromatic feeds may include nitrating at least a port...
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WO/2022/076219A1 |
The present disclosure relates generally to a carbon-neutral process for the generation of carbon-neutral hydrogen and carbon-neutral electricity. More specifically, the present disclosure relates to compositions, methods and apparatus e...
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WO/2022/067747A1 |
Provided is a method for controlling TOC in effluent brine in a DAM production process, the method comprising the following steps: (1) subjecting formaldehyde and aniline to a condensation reaction and a transposition rearrangement react...
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WO/2022/071874A1 |
The present invention relates to an improved process for separating p-phenylenediamine from a mixture containing o-phenylenediamine, aminobiphenyls and diphenylamine by means of distillation coupled with crystallization, wherein the dist...
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WO/2022/065142A1 |
The present invention provides a method for producing a tertiary amine composition, said method comprising the steps (1) to (3) described below. Step (1): an amination reaction step wherein dimethyl amine and an aliphatic aldehyde or a...
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WO/2022/048662A1 |
Disclosed is a preparation method for a bio-based nylon 5X fiber material. The method comprises the following steps: 1) mixing a 1,5-pentanediamine mixed fermentation liquid and a dibasic acid for a polymerization reaction, obtaining a n...
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WO/2022/042529A1 |
An organic proton-type ionic liquid, a thin film with a two-dimensional perovskite pure-phase quantum well structure, a preparation method therefor and the use thereof. The chemical formula of an organic proton-type alkylamino acetic aci...
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WO/2022/045175A1 |
A purpose of the present invention is to provide a compound useful as a co-catalyst to be used in polymerization reactions of olefins, dienes, and acetylenes. According to the present invention, a fluorine-containing alkyl ammonium borat...
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WO/2022/030522A1 |
A purpose of the present disclosure is to provide a novel method for lowering the concentration of dimethylamine, diethylamine, ethylpropylamine, and ethylisopropylamine in crude trialkylamine. The present disclosure is a method for puri...
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WO/2022/019105A1 |
The present invention provides a method for producing an aromatic aminomethyl, wherein an aromatic nitrile is hydrogenated in an organic solvent that contains a polar organic solvent having a solubility parameter (SP value) of 9 or more ...
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WO/2022/014356A1 |
The present invention provides a method for producing an anion exchange resin, which is able to produce an electrolyte membrane that has excellent mechanical characteristics (strength). When an anion exchange resin, wherein a hydrophob...
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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/2022/013077A1 |
The invention relates to a method for recovering at least one aliphatic, araliphatic or cycloaliphatic diamine from a mixture containing at least 35 wt.% water and 0.2 to 60 wt.% of the at least one aliphatic, araliphatic or cycloaliphat...
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WO/2022/012098A1 |
Disclosed are a hydrogenation catalyst, a preparation method therefor and use thereof. The hydrogenation catalyst includes a carrier and an active component supported on the carrier, wherein the carrier is nitrogen-doped carbon, and the ...
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WO/2022/014413A1 |
The purpose of the present invention is to provide a novel method for producing optically active 1,1,3-trimethyl-4-aminoindane by means of a preferential crystallization method using an achiral acid and without using an optically active ...
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WO/2022/009860A1 |
The present invention relates to an aliphatic diamine isomerization method involving an isomerization step in which an aliphatic diamine represented by formula (1) is isomerized in the presence of an imine compound, which is obtained by ...
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WO/2022/004509A1 |
Provided is a method for producing a very safe substance which can be used as a catalyst which exhibits excellent activity. The present invention provides a method for producing a composite of a titanium compound [B1] and an ammonium h...
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WO/2022/004516A1 |
The alkylamine composition of the present disclosure is characterized by containing 99.5 vol% or more of alkylamines represented by general formula (1) and having a water content of 10-100 mass ppm (inclusive). (In general formula (1), N...
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WO/2021/251248A1 |
Provided are: a hydrocracking catalyst capable of hydrocracking a carbon-heteroatom bond in a substrate organic compound containing the carbon-heteroatom bond, the hydrocracking catalyst comprising at least a palladium catalyst and a car...
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WO/2021/250468A2 |
The present disclosure relates to the fields of chemistry and medicine, more particularly to processes for making 4-(2-chloro-4-methoxy-5-methylphenyl)-N-[(1S)-2 -cyclopropyl-1-(3 -fluoro-4-methylphenyl)ethyl]-5-methyl-N-prop-2-ynyl-1,3-...
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WO/2021/245255A1 |
The present invention pertains to a process for obtaining a metal or metalloid oxide porous material containing metal or metalloid nanoparticles selectively dispersed within the pores. This invention is also directed to the material thus...
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WO/2021/241551A1 |
A metal-supporting nonwoven fabric is provided which enables efficiently synthesizing a target substance when used as a flow reaction catalyst. This metal-supporting nonwoven fabric includes metal particles and a nonwoven fabric that inc...
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WO/2021/238044A1 |
The present invention provides a supported metal sub-nano catalyst, comprising heteropolyacid-modified carbon nanotubes and metal sub-nano particles supported thereon, wherein the metal sub-nano particles are selected from platinum sub-n...
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WO/2021/236971A1 |
A highly active and selective solid catalyst comprising stable single-atom iridium (Ir) anchored in a zeolite, e.g., ZSM-5, for upcycling of plastics, such as high-density polyethylene, to yield valuable lower molecular weight hydrocarbo...
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WO/2021/232232A1 |
A method for preparing amantadine, comprising the following steps: (1) under the catalysis of a Lewis acid, performing a chlorination reaction on adamantane and chlorine in a solvent, and removing the solvent and a catalyst-containing re...
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WO/2021/233887A1 |
The invention relates to a method for preparing a toluylene diamine mixture which, along with toluylene diamine (TDA), also contains a high-boiling fraction, such as the high-boiling fraction which is accumulated as a sump flow in the di...
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WO/2021/219796A1 |
A catalytic material comprising Ni supported on an oxidic support comprising Zr in oxidic form and Si in oxidic form, wherein the catalytic material comprises equal to or greater than 65 weight-% of Ni, calculated as elemental Ni, wherei...
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WO/2021/212535A1 |
Provided is a method for refining benzhexol hydrochloride, the method comprising the following steps: step one, adding a benzhexol hydrochloride crude product into purified water and stirring the mixture uniformly; adjusting the pH value...
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WO/2021/212974A1 |
A racemic and chiral 3-(2,3-butadienyl)oxyindolinone compound, a method for preparing the compound using a palladium catalyzed coupling reaction and an application thereof. According to the preparation method, 2,3-butadienyl carbonate an...
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WO/2021/216496A1 |
Process for the preparation of 1,3-bis(allylamino)propane.
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WO/2021/210682A1 |
The purpose of the present invention is to provide an industrially useful production method and production device for producing a halogen oxyacid solution by reacting an organic alkaline solution with a halogen. The present invention r...
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WO/2021/206477A1 |
The present invention provides: a novel compound which can improve the luminous efficiency, stability, and service life of an element; an organic electric element using same; and an electronic device thereof.
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WO/2021/204774A1 |
The presently claimed invention relates to a process for the preparation of di-, tri-, or tetra fluoroarylamine by reacting polyfluorinated aryl chlorides with ammonia in the presence of a base, a metal catalyst and a ligand. Di-, tri-, ...
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WO/2021/206478A1 |
The present invention provides: a novel compound capable of improving the light-emitting efficiency, stability, and lifespan of an element; an organic electrical element using same; and an electronic device comprising same.
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WO/2021/201287A1 |
Provided are: an asymmetric 1,2-bis(diarylamino)benzene that is useful as a material in an organic EL element; a method for producing the asymmetric 1,2-bis(diarylamino)benzene; an application of the asymmetric 1,2-bis(diarylamino)benzen...
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WO/2021/200876A1 |
Provided is a compound which is represented by formula (1). (Each of the symbols in the formula is as defined in the specification.) Also provided are an organic electroluminescent element that includes the compound and an electronic dev...
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WO/2021/199310A1 |
The present invention is a method for producing an aromatic compound by cross-coupling reaction between a nucleophile and an electrophile, the method including a step for using Pd(OAc)2(PCy3)2 as a catalyst and causing the nucleophile an...
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WO/2021/191288A1 |
The present invention relates to a process for the preparation of hexamethylenediamine by hydrogenation of adiponitrile in the presence of a Raney nickel catalyst, wherein a Raney nickel catalyst modified by treatment with carbon monoxid...
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