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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...
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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...
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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).
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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...
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WO/2020/016071A1 |
The invention relates to a method for preparing C-H acidic (meth)acrylates and the uses thereof.
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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...
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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....
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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...
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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...
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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...
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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...
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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...
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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...
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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...
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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...
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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.
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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...
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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...
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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...
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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...
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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 ...
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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...
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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...
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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...
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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)...
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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...
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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...
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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...
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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...
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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)...
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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 ...
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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...
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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.
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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 ...
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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...
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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...
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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,...
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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...
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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...
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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...
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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...
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WO/2019/007239A1 |
A fluidized-bed catalyst suitable for producing haloarylnitrile, and preparation and application thereof. The catalyst comprises an active ingredient and a carrier. The active ingredient is a complex consisting of VPaCrbAcMdOx by atomic ...
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WO/2018/232777A1 |
A synthesis method for an aromatic compound containing a difluorodeuteromethoxy functional group or a difluorodeuterothio functional group. In the presence of an alkali, a difluorocarbene donor and Ar-(XH)n and heavy water undergo a reac...
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WO/2018/235798A1 |
A method for producing a compound, which comprises a reaction step wherein a fluidized bed reactor that comprises an internal space in which a catalyst is contained in a flowable manner, a first supply port through which a starting mater...
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WO/2018/235323A1 |
This method for producing a reaction-generating gas comprises a reaction step for feeding a starting gas for a fluidized bed gas-phase reaction in the presence of a catalyst, the reaction step including a shutdown step in which, when at ...
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WO/2018/229237A1 |
The present invention relates to the production of tri-functional aromatic molecules from diformylfuran, in particular to the production of tri-methyl benzene derivatives such as for example trimellitic acid or 1,2,4-tri(aminomethyl)benz...
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WO/2017/186615A9 |
In a process for the synthesis of a nitrile by endothermic catalyzed reaction of ammonia with a hydrocarbon using heating obtained by passing an alternating current through a metallic coil, the endothermic reaction between ammonia and th...
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WO/2018/225854A1 |
A method for producing an unsaturated nitrile, the method having a reaction step for producing a corresponding unsaturated nitrile by subjecting a hydrocarbon to a gas phase ammoxidation reaction in the presence of a catalyst within an i...
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WO/2018/214519A1 |
Provided are a process and a device for preparing an environmentally-friendly insulating gas perfluoroalkylnitrile. The device comprises a first tank reactor, a second tank reactor, and a fixed bed reactor. A condensing and collecting de...
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WO/2018/210631A1 |
The present invention refers to a process for a Rh-catalyzed Anti-Markovnikov hydrocyanation of terminal alkynes which process discloses, for the first time, the highly stereo- and regio-selective hydrocyanation of terminal alkynes to fu...
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