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Matches 1 - 50 out of 14,036

Document Document Title
WO/2020/102289A1
A process for producing a high-purity acetonitrile product from a low-purity acetonitrile feedstock streams. In particular, the present disclosure relates to a process for producing a sales-grade, high purity acetonitrile by (a) distilli...  
WO/2020/087233A1
Disclosed is an application of an ionic iron (III) complex as a catalyst in preparation of a benzylamine compound, that is, an ionic iron (III) complex having a molecular formula of [(RNCHCHNR)CH][FeBr4] (R is tert-butyl) and containing ...  
WO/2020/084094A1
The present invention relates to a process for preparing a nitrated compound, comprising the step of reacting a compound (A) comprising at least one substituted or unsubstituted aromatic or heteroaromatic ring, wherein said heteroaromati...  
WO/2020/085335A1
This production method for a 2-cyanoacrylate compound includes: a depolymerization step for depolymerizing a 2-cyanoacrylate polycondensate that is a condensate of a cyanoacetic acid ester compound and a formaldehyde compound in the pres...  
WO/2020/065325A1
Provided is a process for preparing a compound of Formula A (Formula A) or a salt or solvate thereof, the process comprising the step of: a) Reacting the compound 1 (1) with a trialkyl orthoformate to provide a compound of Formula A or a...  
WO/2020/049436A1
The present invention relates to a method for the preparation of fluoroalkyl nitrile of Formula I and their use to prepare related fluoroalkyl tetrazole of Formula II in the presence of the dehydrating agent, wherein, x1 and x2 have the ...  
WO/2020/039998A1
The purpose of the present invention is to provide a method of producing an ammoxidation catalyst that exhibits high acrylonitrile yield, and a method of producing acrylonitrile. This method of producing an ammoxidation catalyst involves...  
WO/2020/039985A1
The purpose of the present invention is to provide a method for producing an ammoxidation catalyst which enables synthesizing acrylonitrile with high yield. This method for producing an ammoxidation catalyst involves a preparation step f...  
WO/2020/006270A3
The present disclosure relates to fluid bed processes that utilize silica particles as a fluidization aid. The process comprises reacting one or more reactants in a reactor comprising a fluid bed to form a product. The fluid bed comprise...  
WO/2020/025748A1
A method of preparing a compound of Formula (I) comprising reacting the compound of Formula (A) with a base and a compound of Formula (B) to yield a compound of Formula (C).  
WO/2020/017246A1
Provided are a photoreaction apparatus and method by which throughput is improved while suppressing an increase in the size of the apparatus. The photoreaction apparatus includes a reaction unit (47), a light source unit (13), and a cool...  
WO/2020/016071A1
The invention relates to a method for preparing C-H acidic (meth)acrylates and the uses thereof.  
WO/2020/011766A1
The present invention relates to a processfor preparing a crystalline merocyanine compound, comprising the step of dissolving amerocyanine compound in an organic, polarsolvent, wherein the process is performedatapH belowthan7 in the pres...  
WO/2020/010988A1
Provided are a method for preparing a propanedinitrile oxime ether compound and an intermediate compound. The propanedinitrile oxime ether compound has a structure as shown in formula (VII), wherein W is selected from aryl or heteroaryl....  
WO/2020/006270A2
The present disclosure relates to fluid bed processes that utilize silica particles as a fluidization aid. The process comprises reacting one or more reactants in a reactor comprising a fluid bed to form a product. The fluid bed comprise...  
WO/2019/233498A1
Provided are a cis-para-substituted cyclohexylamino nitrile salt as shown in formula (I) and a preparation method therefor, a use of said salt as a preparation intermediate for a pesticide such as spirotetramat, and a method for using sa...  
WO/2019/229239A1
A compound of formula (I) wherein: M is selected from Mo or W; X is selected from O or NR5; R1 and R2 are independently selected from H, C1-6 alkyl, and aryl; C1-6 alkyl and aryl optionally being substituted with one or more of C1-6 alky...  
WO/2019/220521A1
A method for producing an unsaturated nitrile, the method including a reaction step in which a hydrocarbon is subjected to vapor-phase catalytic ammoxidation in a fluidized-bed reactor to thereby produce the corresponding unsaturated nit...  
WO/2019/219942A1
Provided is a process for producing an amine via a hydroaminoalkylation reaction of a non-aromatic C-C double bond or C-C triple bond, said process comprising a step of reacting a compound comprising a non-aromatic C-C double bond or C-C...  
WO/2019/208807A1
The present invention provides a method for manufacturing a high-purity aromatic nitrile compound and aromatic carboxylic acid compound safely, inexpensively, and with high efficiency. A compound (2) is subjected to the Willgerodt reacti...  
WO/2019/198778A1
Provided is a production method for a cyclohexanedicarboxylic acid having a step for obtaining a cyclohexanedicarboxylic acid or an aqueous ammonia solution of a cyclohexanedicarboxylic acid by bringing a phthalic acid in an aqueous ammo...  
WO/2019/198779A1
A method for producing a 1,4-cyclohexanedicarboxylic acid derivative, comprising the step of concentrating an aqueous ammonia solution of 1,4-cyclohexanedicarboxylic acid by heating to precipitate the 1,4-cyclohexanedicarboxylic acid der...  
WO/2019/198401A1
Provided is a catalyst containing molybdenum, bismuth and iron, wherein the rate of reduction falls within the range of 0.20-5.00%, inclusive.  
WO/2019/197232A1
The invention relates to a multi-stage process for producing 2,6-dialkylphenyl acetic acids of general formula (I) by reacting 2,6-dialkyl bromobenzenes with (1) magnesium, (2) a formamide, (3) an acid, (4) hydrogenation of the benzaldeh...  
WO/2019/198782A1
The present invention provides a novel method for preparing a dicyanoalkane, wherein a filtration step for a catalyst after a cyanation reaction step can be omitted by carrying out the cyanation reaction in a state in which precipitation...  
WO/2019/187840A1
The present invention is a catalyst including Mo, Bi, and Fe, wherein when the peak intensity using X-ray diffraction analysis at 2θ = 22.9 ± 0.2° is defined as P and the peak intensity at 2θ = 26.6 ± 0.2° is defined as R, P/R is 0...  
WO/2019/188459A1
The present invention can provide a method for producing an aromatic nitrile in which a fixed-bed reactor including a plurality of reaction tubes is used to subject a gaseous mixture comprising an aromatic hydrocarbon, ammonia, and oxyge...  
WO/2019/187786A1
A method for producing acrylonitrile, comprising: a catalyst treatment step of preparing a composite metal oxide catalyst containing molybdenum, bismuth and iron and also containing carbon at a concentration of 50 ppm or more; and a gas ...  
WO/2019/175510A1
The present invention relates to a process for synthesizing an azo compound by oxidation of a hydrazo compound in the presence of a catalyst and a compound of formula (I) (R1)(R2)C(P03(R3)2)2, in which R1 et R2, which are identical or di...  
WO/2019/168135A1
The present invention relates to a method for converting an N,N-dialkylamide compound into an ester compound using, as a catalyst, a complex of a fourth-period transition metal, the complex being obtained by reacting a precursor includin...  
WO/2019/167940A1
The present invention addresses the problem of providing a method in which a nitrile solvent containing an imine, etc. as impurities is purified to produce the nitrile solvent having a higher purity. Specifically, a method in which a nit...  
WO/2019/161705A1
Disclosed is a new method for synthesizing 1,6-(p-amidinophenyl)hexyl diether, comprising the steps of: (1) preparing 1,6-(p-cyanophenyl)hexyl diether by reacting p-cyanophenol with 1,6-dibromohexane; (2) reacting the 1,6-(p-cyanophenyl)...  
WO/2019/159596A1
Provided is a method for preparing a coupled body represented by general formula (3), the coupled body being obtained by reacting a compound represented by general formula (1) and a compound represented by general formula (2) in the pres...  
WO/2019/156036A1
The present invention is a method for producing a nitrile from a primary amide, which is characterized by subjecting the primary amide to a dehydration reaction in a supercritical fluid in the presence of an acid catalyst. The present in...  
WO/2019/131746A1
The problem addressed by this invention is to achieve a useful and novel method for producing dicyanocyclohexane and bis(aminomethyl)cyclohexane. This problem was solved by providing a method for producing dicyanocyclohexane having a cya...  
WO/2019/121939A1
The present invention relates to a process for producing a hollow MFI zeolite comprising the following steps: a) contacting a MFI zeolite, a structure directing agent and an aqueous phase to form a composition; b) reacting the compositio...  
WO/2019/121509A1
The invention relates to a process for the manufacture of the crystalline compound according to formula (I) comprising the steps (a) deacetylating the final intermediate (FT), (b) forming the crystalline compound according to formula (I)...  
WO/2018/207191A8
A process of preparing 2-cyclohexyliden-2-phenyl acetonitrile or odoriferous structural analogs thereof, represented by Formula I: wherein the variables are as defined in the specification, is provided. The process utilizes a phase trans...  
WO/2019/095531A1
The present invention provides a feed gas feeding system for a propylene ammoxidation reactor. The feed gas feeding system comprises a feed gas mixing system and a feed distributor. A propylene and ammonia mixed gas is mixed by the feed ...  
WO/2019/078780A1
There is provided a method for shifting an azeotrope of a pressure sensitive azeotropic mixture comprising vapour. The azeotrope may be a minimum boiling azeotrope or a maximum boiling azeotrope. The method steps take place within substa...  
WO/2019/073427A1
The present invention relates to an industrially feasible and economically viable process for preparation of trientine dihydrochloride of formula (I) in significantly high yield and purity.  
WO/2019/068707A1
The present invention refers to a process for a transition metal, particularly nickel-catalyzed cyanation reaction of aryl/vinyl halide using organic nitrile compounds. This new reaction provides a strategically distinct approach to the ...  
WO/2019/052014A1
The present invention discloses an ordered macroporous metal-organic frameworks (MOFs) single crystal and a preparation method therefor. The method adopts a three-dimensional structure accumulated by polymer microspheres as a template an...  
WO/2018/071168A3
A process for cooling quench effluent includes providing a quench column effluent to a quench column aftercooler condensate; cooling the quench column effluent to provide a quench column aftercooler condensate; and recirculating at least...  
WO/2019/035381A1
Provided is a method for producing dicyanocyclohexane, the method having a step for obtaining dicyanocyclohexane by making a cyclohexanedicarboxylic acid and/or a salt thereof, or a thermal concentrate of an aqueous ammonia solution of t...  
WO/2019/030681A1
Embodiments of the present disclosure describe a catalyst and/or a precatalyst, in particular a single site catalyst and/or a single site precatalyst, for the oxidation and/or ammoxidation of olefins to produce aldehydes and/or nitriles,...  
WO/2019/026664A1
A method for producing cyanonobornene according to the present invention includes: a step 1 for preparing, in a container, a liquid mixture in which methyl bicyclononadiene is included in an amount of 0.5-28 wt% with respect to total 100...  
WO/2019/012920A1
A method for producing a catalyst, which comprises a slurry preparation step wherein a slurry that contains an Mo compound, an Fe compound, a Bi compound and an additive having a decomposition temperature of 500°C or less is prepared; a...  
WO/2019/011199A1
A preheating procedure and startup procedure of ammoxidation. The preheating or startup procedure at least comprises the step of heating a catalyst bed in an ammoxidation reactor while controlling an operating linear velocity of the reac...  
WO/2019/008924A1
Provided is a method for preparing an unsaturated nitrile, the method comprising a reaction step in which hydrocarbon is subjected to a gas phase catalytic ammoxidation reaction using a fluidized bed reactor in the presence of a catalyst...  

Matches 1 - 50 out of 14,036