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WO/2021/119397A9 |
The present invention relates to metal salts of 2-[3-[(3R)-3-[[2-chloro-3-(trifluoromethyl)phenyl]methyl-(2,
2-diphenylethyl)amino]butoxy]phenyl]acetic acid which exhibit improved physical properties and stability. The invention also rel...
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WO/2021/202270A1 |
Continuous acetic acid production with a process to remove and/or reduce permanganate reducing compounds (PRCs), including acetaldehyde. The process involves obtaining a stream comprising the PRCs and removing water from the stream throu...
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WO/2021/200785A1 |
Provided is a method for energy-efficiently producing purified acetic acid from a mixed solution comprising acetic acid, an organic solvent, and water. The method, which is for producing purified acetic acid from a mixed solution compr...
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WO/2021/192861A1 |
An ionic liquid according to the present invention has a structure represented by general formula (1). In general formula (1), R represents a substituted or unsubstituted alkyl group or a substituted or unsubstituted alkenyl group, and a...
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WO/2021/193511A1 |
Provided is a method for producing a purified acetic acid that exhibits good color. The method for producing a purified acetic acid comprises treating acetic acid having poor color with a synthetic adsorbent to yield acetic having improv...
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WO/2021/194246A1 |
The present invention relates to a plasticizer, and a polymer resin composition comprising same. More specifically, provided is a polymer resin composition, which uses, as a plasticizer, the reaction compound of pentaerythritol and a mix...
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WO/2021/187057A1 |
The present invention pertains to a formate production method comprising: a first step for producing a formate by causing a reaction between hydrogen and carbon dioxide in a solution containing a solvent, a catalyst dissolved in the solv...
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WO/2021/186459A1 |
An improved process for photocatalytic hydrocarboxylation of methanol with CO2 to produce acetic acid The present invention discloses a photocatalytic process and methodology for the preparation of acetic acid by a hydrocarboxylation rea...
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WO/2021/161100A1 |
Disclosed is a method for preparing compound S-1 (S-1) comprising resolving compound rac-2 (rac-2) with a compound of Formula 3 wherein R1, R4, m and n are as defined in the disclosure.
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WO/2021/161099A1 |
Disclosed are methods for preparing compound S-1 (S-1) from (R)-2-bromobutanoic acid prepared by treating (R)-2-aminobutanoic acid with an alkali metal nitrite compound and hydrobromic acid.
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WO/2021/151870A1 |
The invention relates to a method for catalytically producing an alkyl formate, wherein at least one alpha-hydroxy aldehyde, at least one alpha-hydroxy carboxylic acid, at least one carbohydrate, and/or at least one glycoside is reacted ...
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WO/2021/143194A1 |
The present invention relates to a catalyst for a phosgenation reaction and a phosgenation reaction method. The catalyst for a phosgenation reaction of the present invention is a phosphinyl ionic liquid as represented by general formula ...
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WO/2021/145267A1 |
The purpose of the present invention is to provide a formic acid production method and a formic acid production system that have low cost and high production efficiency. A formic acid production method characterized in that a metal oxide...
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WO/2021/140044A1 |
A process for the preparation of a saturated aliphatic carboxylic acid with 3 to 5 carbon atoms by oxidation of the corresponding aldehyde with oxygen in which (a) the corresponding aldehyde is converted with oxygen at a temperature of 4...
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WO/2021/135387A1 |
The present invention relates to an amorphous alloy-based process for use in supercritical CO2 hydrogenation. A solvent and an organic amine are mixed in a reaction vessel to form a solution, an amorphous alloy is selected to serve as a ...
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WO/2021/127461A1 |
The present disclosure is directed synthetic methods for the preparation of 4-valyloxybutyric acid. The synthetic methods described herein employ a diverse array of protecting group strategies and reaction conditions. Additionally, the p...
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WO/2021/124272A1 |
The present application discloses a compound of formula (I) or a salt thereof: (I) and compositions comprising such compound or salt thereof. The use of such compound, salt thereof or composition comprising same for treating anemia or le...
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WO/2021/118426A1 |
The present invention refers to a method for increasing the starch content in agricultural crops, said method comprising the step of applying a solution comprising 0.2 – 4.0 % by weight of potassium formate to said crops, wherein said ...
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WO/2021/101867A1 |
The disclosure provides salts of (2R,6R)-hydroxynorketamine (HNK), wherein the salt is with an organic acid chosen from malonic acid, salicylic acid, ethane sulfonic acid, glycolic acid, stearic acid, or capric acid, and their crystal fo...
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WO/2021/091182A1 |
The present invention relates to a process and apparatus for manufacturing formic acid from a synthetic gas and, specifically, to a process and apparatus for manufacturing formic acid, in which: a mixed gas (mixture) of hydrogen prepared...
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WO/2021/090038A1 |
The present invention relates to a process for converting CO2 to short chain organic acids, which comprises the steps of: a) dissolution of silver containing fulvate chlatrate komplex catalyst in water to produce a catalyst solution; b) ...
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WO/2021/077179A1 |
The present disclosure relates to a metal coordination polymer. In particular, the present disclosure relates to a layered metal coordination polymer, which can be used as a precursor to form nanostructures of various morphologies and co...
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WO/2021/064719A1 |
A preparation comprising gamma-necrodyl isobutyrate and an agriculturally acceptable carrier is disclosed for the monitoring and control of mealybugs. Methods of synthesizing the preparation and other mealybug pheromones that feature a n...
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WO/2021/060215A1 |
The present invention relates to a hydrogen gas production method comprising: a first step of producing a mixed gas containing hydrogen and carbon dioxide from a hydrogen-storing agent by a dehydration reaction using a catalyst in a reac...
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WO/2021/047056A1 |
Provided are an enhanced reaction system and process for preparing acetic acid by means of the carbonylation of methanol, and the present invention belongs to the technical field of the preparation of acetic acid. The enhanced reaction s...
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WO/2021/047391A1 |
The present invention relates to a method for synthesizing acetic acid by low-pressure methanol carbonylation. The method comprises: (1) in the presence of a catalyst, introducing methanol and CO into a non-stir reactor to undergo a carb...
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WO/2021/047292A1 |
Disclosed in the present invention is a novel method for co-production of a high-efficiency carboxylic acid based on oxygen oxidation and ε-caprolactone, i.e., under the catalysis of a catalyst, oxidizing cyclohexanone to ε-caprolacton...
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WO/2021/047050A1 |
The present invention provides an enhanced carbonylation reaction system and process, and relates to the technical field of carbonylation preparation of carbonyl compounds such as aldehyde and ketone. The enhanced carbonylation reaction ...
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WO/2021/047393A1 |
A rectification device for oxo synthesis of acetic acid, of which the interior is provided with a dividing plate (1) for diving-wall rectification of crude acetic acid in the oxo synthesis of acetic acid, the diving plate (1) being verti...
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WO/2021/047392A1 |
The present invention relates to a process method for preparing acetic acid by carbonylating methanol by means of a reactor thermally coupled with a rectifying tower. The process method comprises: introducing methanol and CO into the rea...
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WO/2021/045145A1 |
Provided is a method for carbonylating a raw material substance with carbon monoxide to produce acetic acid, wherein said method is characterized in that: the method comprises a reaction step in which a reaction mixture that contains ace...
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WO/2021/039817A1 |
The present invention aims to provide a carboxylic acid fluoride production method having improved product yield, without creating an HCl by-product in the reaction system, i.e., without forming a complex with carboxylic acid fluoride ha...
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WO/2021/038374A1 |
A system and method for coproduction in the production of ethylene, including contacting ethane with an oxidative dehydrogenation (ODH) catalyst in presence of oxygen in a first reactor to dehydrogenate ethane to ethylene, and contacting...
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WO/2021/032673A1 |
The present application relates to a compound of the following formula (I), in which: - R1, R2, R3 and R4 represent, independently of each other, H or a (Ci-C30) alkyl group, the total sum of the number of carbon atoms of R1, R2, R3 and ...
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WO/2021/031756A1 |
Disclosed is a new method for synthesizing carboxylic acid or ketone compounds from an alcohol or corresponding aldehyde using oxygen or oxygen in the air as an oxidant. Under the catalysis of a nitrate/4-hydroxy-2,2,6,6-tetramethylpiper...
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WO/2021/030349A1 |
Reactor liquids, compositions, and methods of forming acetic acid, which may reduce catalyst loss. The reactor liquids and compositions may include, and the methods may use, a tri- aliphatic hydrocarbyl phosphine oxide. The carbonylation...
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WO/2021/021849A1 |
A process for preparing a recycle content (C4)alkanoic acid (i.e., butyric acid and/or isobutyric acid) derived from a recycle propylene composition, a recycle (C4)alkanal are provided.
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WO/2021/001457A1 |
The present invention relates to crystalline salt forms of (R)-2-amino-3-phenylpropylcarbamate and a process for their preparation. The invention also relates to a pharmaceutical composition comprising one or more of the crystalline salt...
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WO/2020/249688A1 |
Process for the production of a diacyl peroxide involving the reaction of an anhydride with hydrogen peroxide, removal of the formed carboxylic acid, production of an anhydride from said carboxylic acid, and recycling of the anhydride wi...
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WO/2020/249692A1 |
Method for isolating carboxylic acid from an aqueous metal carboxylate-containing side stream of an organic peroxide production process, involving the protonation of the carboxylate, separation of liquid and organic phases, and the remov...
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WO/2020/249690A1 |
Process for the production of a diacyl peroxide involving the reaction of an anhydride with a peroxyacid, removal of the formed carboxylic acid, production of an anhydride from said carboxylic acid, and recycling of the anhydride within ...
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WO/2020/249689A1 |
Process for the production of a peroxyester involving the reaction of an anhydride with an organic hydroperoxide, separation of the formed carboxylic acid, production of an anhydride from said carboxylic acid, and recycling of the anhydr...
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WO/2020/248483A1 |
Disclosed is a preparation process of stearate, which is a method for preparing stearate by directly reacting a metal oxide or hydroxide with stearic acid. The process not only has simple steps, uses a small number of devices, requires a...
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WO/2020/244280A1 |
Disclosed are a nano-copper catalyst, a preparation method therefor and an application in the synthesis of acetic acid or ammonia, the catalyst comprising a substrate and an active agent supported on the substrate, wherein the active age...
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WO/2020/230348A1 |
[Problem] To provide a reactor in which an oxidation reaction between a raw material liquid and an oxidizing gas can be efficiently carried out under a stable reaction condition. [Solution] A reactor 1a, in which an oxidation reaction is...
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WO/2020/215726A1 |
A recycling process of waste generated in synthesis of thioacetic acid, comprising: in a thioacetic acid synthesis process, pretreating a thioacetic acid synthesis reaction solution, transferring the reaction solution to a filter device,...
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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...
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WO/2020/213359A1 |
In a method for producing an indium carboxylate according to the present invention, a product is obtained by reacting a hydroxyl group-containing indium carboxylate represented by formula (1): In(RCOO)3-x(OH)x (in the formula, R is a lin...
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WO/2020/205348A1 |
Processes are disclosed for preparing carboxylic acids from organic esters, the processes comprising contacting an ester with water in the presence of an acid catalyst and a homogenizing solvent at conditions effective to form a carboxyl...
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WO/2020/196460A1 |
This carboxylic acid production method enables a carboxylic acid to be produced efficiently, the method comprising: a step (A) for filtering a carboxylic acid-containing fermentation liquid by passing the same through a nano-filtration m...
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