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WO/2024/081857A1 |
A process for converting caprolactam to aminocapronitrile, the process comprising contacting a caprolactam feed with ammonia and an aluminosilicate zeolite catalyst to produce an aminocapronitrile product, wherein the catalyst comprises ...
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WO/2024/028720A9 |
A bidentate phosphite ligand having the following structure: Formula (I) wherein each R1 group is an alkyl group or an aryl group and the two R1 groups bonded to the same phosphorus atom may be interconnected, wherein, when each R1 group...
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WO/2024/074779A1 |
The present invention relates to a method for granulating an azo compound, comprising the following steps: a) a step of granulating by agitating an aqueous suspension of said azo compound, in the presence of an organic binder; b) an opti...
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WO/2024/074641A1 |
The present invention relates to a method for preparing of an amide of the formula (I-1) or a diamide of the formula (I-2) where the variables areas defined in the claims and the description, by reacting an ester with an aromatic or hete...
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WO/2024/061348A1 |
The present invention provides a 1,3-cyclohexanedione compound shown in formula I, and a stereoisomer and an agrochemically acceptable salt thereof, wherein R1, R2, R3, and R4 are as defined in the description. Also disclosed are a prepa...
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WO/2024/045034A1 |
Disclosed in the present invention is a method for dehydrogenation esterification of an aryl phenol and an aromatic aldehyde by means of a light/nickel dual-catalysis system in the absence of an oxidant and an external photosensitizer. S...
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WO/2024/038436A1 |
The present invention relates to the preparation of cyantraniliprole, comprising the preparation of 8-methyl-2,4-dioxo-l,4-dihydro-2H-benzo[d][l,3]oxazine-6-car
bonitrile key intermediate via 2-amino-5-((hydroxyimino)methyl)-3-methylbenz...
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WO/2024/028717A1 |
A ligand which contains arsenic and has the formula (I): where n is 2 and the ligand is bidentate; each X is O or NH; and Ar1 and Ar2 may be the same or different and each is an aryl group, provided that each Ar1 group connected to the s...
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WO/2024/030736A1 |
Processes and facilities for producing several types of recycled content organic chemical compounds from waste plastic. Processing schemes are described herein for converting waste plastic (or hydrocarbon having recycled content derived ...
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WO/2024/028716A1 |
A process for the hydrocyanation of an organic compound containing at least one olefinic group comprising reacting the organic compound with hydrogen cyanide in the presence of a catalyst complex comprising at least one transition metal ...
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WO/2024/028718A1 |
A bidentate phosphite ligand which comprises a backbone having an a,a,a,a-tetrahydrocarbyl- 1,3-dioxolane-4,5-dimethanol structure in which the hydrogen atoms of the hydroxyl groups on the methanol substituents have each been replaced by...
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WO/2024/028715A1 |
A process for the hydrocyanation of an organic compound containing at least one olefinic group comprising reacting the organic compound with hydrogen cyanide in the presence of a catalyst complex comprising at least one transition metal ...
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WO/2024/024973A1 |
A method for producing a catalyst that is used in a vapor-phase contact ammoxidation reaction, wherein: the catalyst is such that a metal oxide containing at least Mo and Sb is carried on a silica support; the method includes a sintering...
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WO/2023/280638A9 |
The application relates to vinyl thianthrenium compounds Vinyl- TT+X- of the Formula (I), a process for preparing the same and the use thereof for vinylating organic compounds.
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WO/2024/000734A1 |
A mesoporous nickel powder and a preparation method therefor, and a nickel-phosphorus catalyst system. The mesoporous nickel powder comprises powder-like particles of metallic nickel, the average particle size of the particles being 1-10...
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WO/2023/248205A1 |
The subject of the invention is a novel ruthenium complex with the general formula Ru-1, in which all the variables have the meaning defined in the disclosure. The subject of the invention is also a synthesis method of the ruthenium comp...
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WO/2023/243522A1 |
The purpose of the present invention is to provide a method for producing an aromatic compound, wherein a cross-coupling reaction by means of a mechanochemical process is carried out in a state where a solvent is not substantially contai...
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WO/2023/228083A1 |
The present disclosure relates to a process for the preparation of pentoxifylline intermediate. Particularly, the present disclosure relates to a process for the preparation of 6-chloro-2- hexanone. The present disclosure provides an alt...
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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/2023/223295A1 |
The invention relates to catalyst compositions comprising a complex of catalytic oxides comprising molybdenum, bismuth, cerium, iron, chromium, at least one element of group A, at least one element of group B, and optionally at least one...
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WO/2023/216063A1 |
The present invention provides a method for preparing a 2-substituted aryl acetonitrile compound and use thereof. The method prepares the 2-substituted aryl acetonitrile compound by means of a direct reaction under the action of a base w...
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WO/2023/207002A1 |
Provided in the present invention is a vanadium-boron catalyst, which is obtained by dissolving a vanadium compound, a phosphorus compound and a boron compound in a solution, adding an auxiliary metal element compound thereto to form a c...
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WO/2023/212565A2 |
This disclosure provides functional templates that direct Pd to functionalize multiple C-H bonds in polycyclic aza-arenes such as quinolines and related heterocycles at locations that are difficult to isolate and reach for substitution. ...
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WO/2023/194496A1 |
A process for the preparation of compound of formula (I) is provided: where R, R1, R2, R3 and R4 are as defined in the description.
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WO/2023/184791A1 |
Disclosed is a method for enzymatic synthesis of a brivaracetam chiral intermediate, i.e., a method for synthesizing a brivaracetam chiral intermediate (R)-3-cyanohexanoic acid by catalyzing the hydrolysis of 3-cyanohexanitrile using an ...
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WO/2023/170657A1 |
The present disclosure relates to improved processes to recover acetonitrile from aqueous and organic waste streams, particularly those generated during oligonucleotide manufacturing processes.
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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/2023/165575A1 |
The present invention relates to a new aminoketone compound, and a preparation method therefor and the use thereof. Specifically, the compound of the present invention has a structure as shown in formula (I), wherein the definition of ea...
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WO/2023/160035A1 |
A β-elemene vinylation coupled derivative, and a preparation method therefor and the use thereof in the preparation of an antitumor drug. Provided are a β-elemene vinylation coupled derivative having a structure as represented by formu...
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WO/2023/160316A1 |
Disclosed are a pyrethroid compound containing double bonds and cyano groups, a synthesis method therefor and an application thereof. In the synthesis method, 3-formyl-2,2-dimethyl-cyclopropanoate t-butyl ester and cyanomethylphosphonate...
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WO/2023/163067A1 |
A catalyst containing: metal oxides, which are oxides of metals including molybdenum, bismuth and iron; and silica for supporting the metal oxides, wherein A/B is 0.95 to 1.04 where A is a silicon surface parameter based on SEM-EDX, and ...
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WO/2023/157862A1 |
Provided is a method for producing α-fluoroether starting from an inactivated chloride. Disclosed is a method for producing a compound represented by formula (3), the method comprising step A in which a compound represented by formula (...
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WO/2023/149559A1 |
[Problem] The present invention provides a catalyst for hydrogenation reactions, the catalyst having excellent catalyst durability and being capable of selectively hydrogenating only some functional groups and/or unsaturated bonds of an ...
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WO/2023/142460A1 |
The present invention discloses a method for synthesizing aryl phenol by means of a reaction between an aryl halide and a phenol compound under the induction of visible light, which method comprises: under the protection of an inert gas,...
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WO/2023/139597A1 |
The present invention discloses a process for extractive distillation for separating one or more hydrocarbons from a gaseous mixture. Briefly, the process disclosed in the present invention provide a process for separation of propylene f...
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WO/2023/135599A1 |
The present invention relates to an improved process for the industrial-scale production process of Tau-fluvalinate in a purified form comprising optimization of the reaction conditions by timely acid neutralization, resulting in prevent...
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WO/2023/131729A1 |
The present invention relates to a process for preparing electron-deficient olefin monomers. The process is a direct synthesis of electron-deficient monomers by catalysing a reaction between an active methylene compound and a mixture of ...
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WO/2023/122572A1 |
A process for producing acetonitrile, the process comprising dehydrating a feedstock stream comprising acetonitrile, acrylonitrile, allyl alcohol, and water (and optionally methanol) in a dehydration (first) column to yield a dehydrated ...
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WO/2023/118376A1 |
The invention concerns a process for recovering acetonitrile from an acetonitrile stream consisting of acetonitrile, 16 to 90 weight percent water, low boiling impurities having a boiling point below the boiling point of acetonitrile/wat...
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WO/2023/108601A1 |
A synthesis method for loxoprofen and analogues thereof as shown in the following reaction formula, wherein compound (I) undergoes a reaction under the catalysis of a catalyst to generate compound (II). The method avoids the use of a lar...
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WO/2023/105430A1 |
The present invention concerns processes for producing acrylonitrile from glycerol, comprising a dehydration step to produce acrolein and an ammoxidation step to produce acrylonitrile. The process comprises the recycling of one or more g...
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WO/2023/107345A1 |
A composition and method for dissolving foulant formed in a monomer manufacturing process. The composition may include an amide-containing compound and a solvent. Other components may optionally be included in the composition, such as a ...
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WO/2023/090086A1 |
Provided are a secondary monohydrofluoroalkane selective adduct and a method for producing the same. A compound represented by formula (3) is produced by means of a method including a step for reacting a compound represented by formula (...
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WO/2023/087503A1 |
Compound (3,5,5-trimethylcyclohex-2-enylidene)malononitrile reacts with different building blocks containing aldehyde groups to obtain four isophorone derivatives. The derivatives can mark mitochondria, lysosomes, endoplasmic reticula or...
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WO/2023/060929A1 |
The present invention relates to an application of a polydentate phosphite ligand in the catalytic synthesis of adiponitrile. The ligand is represented by general formula (I). A method for catalytically synthesizing adiponitrile comprise...
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WO/2023/064305A1 |
The present disclosure provides certain processes of making 3-fluoro-5-(((1S,2aR)-1,3,3,4,4-pentafluoro-2a-hydroxy-2,2a,
3,4-tetrahydro-1H-cyclopenta[cd]inden-7-yl)oxy)-benzonitrile
(Compound 1) and certain polymorphs thereof. Also prov...
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WO/2023/060458A1 |
The present disclosure provides certain processes ofmaking 3-fluoro-5- ( ( (1S, 2aR) -1, 3, 3, 4, 4-pentafluoro-2a-hydroxy-2, 2a, 3, 4-tetrahydro-1H-cyclopenta [cd] inden-7-yl) oxy) -benzonitrile (Compound 1) and certain polymorphs there...
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WO/2023/061999A1 |
The present invention discloses a distinct mode of action of a nickel catalyst to forge C-0 bonds to unlock the mild utilization of N2O as O-atom transfer reagent in the synthesis of complex phenols from the corresponding aryl halides.
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WO/2023/060811A1 |
Disclosed in the present invention are a fluralaner intermediate and a method for preparing fluralaner thereby. The fluralaner intermediate-5 is aaa. A synthetic route comprises: using m-xylene as a starting raw material, performing halo...
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WO/2023/047855A1 |
The present invention provides: a photosensitive composition which is not susceptible to an excessive decrease in the weight of components in the photosensitive composition or composition (in cases where the photosensitive composition or...
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