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Matches 1 - 50 out of 13,420

Document Document Title
WO/2021/056647A1
The present application belongs to the technical fields of green catalysis and related chemistry, and discloses a catalyst for anti-Markovnikov hydroamination, a preparation method therefor and a use thereof. The catalyst consists of ato...  
WO/2021/056646A1
A method for catalyzing anti-markovnikov hydroamination reaction of olefin and amine, relating to the field of green catalysis. Under the catalytic action of a catalyst, olefin and amine are subjected to hydroamination reaction in a solv...  
WO/2021/056466A1
A method for preparing secondary aromatic amine by performing a C-N coupling reaction between palladium-catalyzed (pseudo) halogenated aromatic hydrocarbons or (pseudo) halogenated heterocyclic aromatic hydrocarbons and primary (heterocy...  
WO/2021/047139A1
Disclosed in the present invention are a polyamino surfactant, a preparation method therefor and use thereof. The surfactant is prepared by the following steps: first, using a phthalic anhydride to react with a primary amine to generate ...  
WO/2021/047603A1
The present application provides a compound of formula II and a method for preparing a compound of formula I, i.e., 2-isopropyl-4-methylpyridin-3-amine by using same. The compound of formula I can be applied to synthesis of KRAS inhibito...  
WO/2021/049503A1
Disclosed are a diamine compound and a method for producing the same. This diamine compound is a compound represented by formula (I): H2N-R1-NH2 (in formula (I), R1 is an alkylene group or an alkenylene group having a total carbon number...  
WO/2021/043868A1
The present invention relates to catalytically active material, comprising grains of non-graphitizing carbon with nickel nanoparticles dispersed therein, wherein dp, the average diameter of nickel nanoparticles in the non-graphitizing ca...  
WO/2021/046201A1
The present invention provides for the use of a metal-organic framework (MOF) in removing particular chemical species or compounds, in particular oxy-anions of iodate, from a liquid or liquid stream. In some embodiments, the MOF is a Zr-...  
WO/2021/043861A1
201900257 Ausland 18 Abstract The present invention relates to catalytically active material, comprising grains of non-graphitizing carbon with iron nanoparticles dispersed therein, wherein dp, the average diameter of iron nanoparticles ...  
WO/2021/043858A1
The present invention relates to catalytically active material, comprising grains of non-graphitizing carbon with cobalt nanoparticles dispersed therein, wherein dP, the average diameter of cobalt nanoparticles in the non-graphitizing ca...  
WO/2021/036158A1
The present invention relates to the technical field of organic small molecule hole injection/transport materials. Disclosed are an organic small molecule hole injection/transport material and a preparation method therefor and an applica...  
WO/2021/037990A1
The present invention relates to a process for the preparation of an aromatic amine by hydrogenation of an aromatic nitro compound, comprising the following steps: (I) providing a copper tetramine salt-based impregnation catalyst, in par...  
WO/2021/039023A1
The present invention provides, inter alia, a novel method for producing a compound represented by formula (I) and a novel method for producing a compound represented by formula (B) or a salt thereof, which are intermediates in the produ...  
WO/2021/023119A1
Provided is a co-crystal formed by flupentixol dihydrochloride and melitracen hydrochloride, wherein the molar ratio of flupentixol dihydrochloride and melitracen hydrochloride in the co-crystal is 1:1. The co-crystal has a good stabilit...  
WO/2021/023627A1
The present invention relates to the field of catalytic hydrogenation and to the use of ruthenium complexes in base-free hydrogenation processes for the reduction of imines into the corresponding amines.  
WO/2021/020258A1
A method for producing an aromatic aminomethyl, wherein an aromatic nitrile is hydrogenated in a mixed solvent that contains a hydrocarbon solvent and a polar organic solvent having a solubility parameter (SP value) of 10 or more in the ...  
WO/2021/014437A1
The invention relates to a method for the preparation of 2-aminobiphenyls, key intermediates in the preparation of compounds of interest in the agrochemical industry. The process comprises reacting an ortho-substituted aniline and a phen...  
WO/2021/001424A1
The invention relates to a method for the purification of aniline, comprising the following steps: a) providing a raw aniline fraction; b) extracting the raw aniline fraction with an aqueous extractant containing, in relation to the tota...  
WO/2021/003162A2
Described herein are compositions composed of frustrated Lewis pairs impregnated in porous materials such as, for example, metal-organic frameworks, and their uses thereof. These compositions may allow new applications of frustrated Lewi...  
WO/2021/001044A1
Object of the present invention is an improved process for the preparation of key intermediates for the synthesis of Eltrombopag, passing through/using intermediate 5'-Chloro-2'-hydroxy[1,1'-biphenyl]-3-carboxylic acid alkaline metal sal...  
WO/2020/259078A1
Provided is a method for preparing an adamantyl-containing triphenylamine derivative, the method comprising first reacting an aryl halogenated adamantane or an aryl adamantane ester with a primary aromatic amine without separation or pur...  
WO/2020/248572A1
Antidegradant compound of Formula (I) and antidegradant composition comprising the same and rubber composition comprising the antidegradant compound or composition. The rubber composition has good resistance to appearance discoloration w...  
WO/2020/249427A1
A process for the conversion of glycolaldehyde with an aminating agent in the presence of hy-5 drogen and of a catalyst, wherein the conversion is carried out in the gas phase.  
WO/2020/249428A1
A process for the manufacture of ethyleneamines and ethanolamines, comprising the steps of (i) converting a glycolaldehyde derivative of formula (II), in which R2, R3 are - the same or different -hydrogen, alkyl, such as C1-6-alkyl, or c...  
WO/2020/249426A1
A process for the conversion of glycolaldehyde with an aminating agent in the presence of hy- drogen and of a catalyst in a glycolaldehyde conversion reactor, wherein one or more organic carboxylic acids are fed into the glycolaldehyde c...  
WO/2020/243048A1
A process for producing products that comprise linear triethylenetetramine, wherein the process comprises forming a reaction mixture comprising ethylene dichloride and piperazine, wherein the weight ratio of piperazine to ethylene dichlo...  
WO/2020/232027A1
Presented herein are color stabilized diamine compositions comprising a diamine and a sulfur compound. The diamine can have an aromatic moiety. The sulfur compound includes methanethiol, ethanethiol, 1-propanethiol, 2-propanethiol, 2-pro...  
WO/2020/228779A1
The present invention relates to the technical field of catalyst materials, in particular, to a multi-sandwich composite catalyst, a preparation method therefor and an application thereof. The present invention provides a preparation met...  
WO/2020/217001A1
A process for producing tetraethylammonium bromide, and also a process for producing tetraethylammonium tetrafluoroborate from tetraethylammonium bromide, are obtained. These processes make it possible to obtain tetraethylammonium tetraf...  
WO/2020/215895A1
The present invention relates to the technical field of medicine, and relates to derivatives represented by formula 1 and formula 2 in which a carboxylic acid group is introduced into the structure of ginkgolide B by means of a hydroxyl ...  
WO/2020/214841A1
Salts of hexylamine, for example, hexylamine succinate and tri-hexylamine citrate and their method of production are described. The disclosure also relates to compositions comprises hexyalmine and the use of hexylamine for for reducing a...  
WO/2020/206754A1
A solvent-free preparation method for an oxidative coupling high-temperature antioxidant, the specific preparation steps being as follows: adding N-phenyl-α-methylnaphthylamine or alkylated N-phenyl-α-methylnaphthylamine and an alkylat...  
WO/2020/207874A1
The invention relates to a catalyst system suitable for hydrogenating aromatic nitro compounds (I) to form the corresponding aromatic amines (II), the catalyst system containing, as essential constituents: a component A selected from the...  
WO/2020/207129A1
Disclosed is an ammonium salt with a structural formula represented by formula (I). A synthesis method thereof comprises using 8 mol% zinc chloride as a catalyst, 5 mmol of 1-phenyl-1,3-butanedione, 1.2 g of benzylamine, and 40 mL of chl...  
WO/2020/202131A1
A method for obtaining a salt with a general formula: RxNI, wherein: RxN is an organic cation (RxN+), R represents substituents (R-) independently selected from a group consisting of organic substituents: R1-, R2-, R3- and hydrogen (H-),...  
WO/2020/189227A1
A method for producing xylylenediamine, which comprises the following steps: (1) a first hydrogenation step wherein a mixed liquid, which is composed of dicyanobenzene and a solvent containing liquid ammonia, is hydrogenated by means of ...  
WO/2020/186264A1
Disclosed are compounds, compositions, and methods useful for the oxygen reduction reaction (ORR) and capable of operating efficiently at low overpotentials.  
WO/2020/178219A1
A process to produce polyalkylene-polyamines wherein an alkylene-diamine, a hydroxyalkylene-amine and hydrogen are reacted in presence of an heterogenous catalyst comprising copper.  
WO/2020/180825A1
This is invention is related to processes for synthesis of levoamphetamine derivatives and novel intermediates thereby, and processes for using the same.  
WO/2020/178085A1
The present invention relates to a process for preparing alkanolamines and ethyleneamines in the liquid phase, by reacting ethylene glycol and/or monoethanolamine with ammonia in the presence of an amination catalyst which is obtained by...  
WO/2020/175309A1
This catalyst for amide compound hydrogenation is capable of carrying out a reduction reaction that converts an amide compound into an amine compound, and is characterized by including rhodium and molybdenum being supported on hydroxyapa...  
WO/2020/175380A1
Provided are a novel amine composition and amine compound. Provided are a production method thereof, as well as an epoxy resin curing agent, an epoxy resin composition, a cured product, a urethane prepolymer curing agent, a polyurethane ...  
WO/2020/166984A1
The present invention pertains to: CPNA prepared by reacting 4-CA and F-NO2 with a polar aprotic solvent having a boiling point higher than the reaction temperature, and CPDA prepared by reacting 4-CA and F-NO2 with a sulfur compound hav...  
WO/2020/165338A1
The invention pertains to a process for manufacturing ethyleneamine compounds selected from the group of ethyleneamines and hydroxyethylethyleneamines wherein the process comprises two reaction sequences, the first reaction sequence comp...  
WO/2020/165330A1
Process for manufacturing ethyleneamine compounds selected from the group of ethyleneamines and hydroxyethylethyleneamines wherein the process comprises two reaction sequences, the first reaction sequence comprising the steps of: - in an...  
WO/2020/162408A1
The present invention has the effect of making it possible to produce 1,1,1-trifluoro-2,2-bisarylethane efficiently by a simple procedure by condensing a mixture of fluoral and hydrogen fluoride with an aryl compound under anhydrous cond...  
WO/2020/161146A1
The invention pertains to a process for manufacturing alkyleneamine compounds, comprising the steps of - in a reaction medium reacting an alkyleneurea compound comprising at least one primary amine group, or at least one cyclic secondary...  
WO/2020/155835A1
The present invention relates to a method for preparing a chiral primary amine, comprising subjecting a simple ketone and an ammonium salt RCOONH4 to a reductive amination under the action of a ruthenium-chiral double phosphine catalyst ...  
WO/2020/152711A1
The present invention provides an improved process for the preparation of halogenated benzylamine having the formula I from halogenated benzonitriles, Formula I wherein, X1 is selected from group consisting of hydrogen, chloro or fluoro,...  
WO/2020/140187A1
The present invention belongs to the technical field of organic synthesis, and particularly relates to a method for preparing a high purity dimethyl diallyl ammonium chloride monomer in high yield. The preparation method provided by the ...  

Matches 1 - 50 out of 13,420