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Matches 1 - 50 out of 10,733

Document Document Title
WO/2022/168950A1
Provided is a method for producing a (2-methoxyethyl) vinyl ether at a high level of purity from 2-methoxyethanol and acetylene. A method for producing a (2-methoxyethyl) vinyl ether that treats 2-methoxyethanol as a source material al...  
WO/2022/168949A1
Provided is a method for producing isobutyl vinyl ether from isobutyl alcohol and acetylene at high purity and with excellent efficiency. The present invention is a method for producing isobutyl vinyl ether using isobutyl alcohol as a ...  
WO/2022/155936A1
Disclosed in the present invention is a method for synthesizing an aryl benzyl ether compound, i.e., synthesizing a corresponding aryl benzyl ether compound by means of an oxidative coupling reaction of a phenolic compound and a toluene ...  
WO/2022/155932A1
Disclosed is an application of an iron (III) complex containing 1,3-di-tert-butyl imidazolium cation in synthesizing arylbenzyl ether compounds. Specifically, di-tert-butyl peroxide is used as an oxidant, and a corresponding arylbenzyl e...  
WO/2022/157795A1
The present disclosure relates to a process for the preparation of ethyl tert-butyl ether comprising: (a) reacting ethanol with a mixture of C4 hydrocarbon feed in the presence of a catalyst to obtain a mixture; and (b) contacting the mi...  
WO/2022/153335A1
The present invention relates to a Si/Al zeolite catalyst with cubical morphology, having pore diameter in the range of 0.5 to 0.6 µm, pore volume in the range of 0.2 to 0.3cc/g, surface area in the range of 500 to 700m2/g, and SiO2/Al2...  
WO/2022/153213A1
This application relates to methods and systems for drying polyol starters, as well as reaction mixtures including such polyol starters, and the preparation of polymers derived from such polyol starters. In some embodiments, the present ...  
WO/2022/149618A1
The present invention provides a method for producing a compound having alkylated acidic functional groups. The method includes alkylating acidic functional groups by reacting, in a mixture containing a compound having two or more types ...  
WO/2022/150601A1
The present disclosure provides a process for controlling syngas composition from an internal combustion engine-based syngas generator. While air is typically used as an oxidant, with nitrogen (N2) as a diluent, this results in expensive...  
WO/2022/138511A1
This production method of a fluorine-containing polyether compound involves producing the compound of formula (3) by reacting the compound of expression (1) and the compound of expression (2) in a ratio such that the compound of formula ...  
WO/2022/138510A1
Provided is a production method in which a compound represented by (1) and a compound represented by (2) are reacted at a ratio at which the compound represented by (1) exceeds 1 mole with respect to a mole of the compound represented by...  
WO/2022/138670A1
Provided are a compound, polymer, composition, film-forming composition, pattern formation method, method for forming insulating films, and compound production method, that yield a resist that exhibits excellent exposure sensitivity. T...  
WO/2022/133560A1
The present invention relates to a synthetic-silica catalyst used in a heterogeneous catalysis method for the effective conversion of residual glycerin resulting from the production of biodiesel into formic acid with high selectivity and...  
WO/2022/138659A1
Provided is a method for producing a fluorovinyl ether compound capable of suppressing the generation of by-products. The method for producing a fluorovinyl ether compound of the present invention is a method for producing a fluoroviny...  
WO/2022/129374A1
The invention concerns a detergent composition, preferably a liquid detergent composition, more preferably a liquid laundry detergent composition, comprising from 0.5 to 50 wt.% of a fatty alcohol alkoxylate surfactant having C18 content...  
WO/2022/128519A1
The present invention relates to a process for the reduction of the content of a compound I of general formula (II) where R1 is hydrogen or methyl, each R2, independently from each other, is hydrogen or methyl, R3 is hydrogen or an aliph...  
WO/2022/123253A1
Use of a compound of Formula 1 in a nonaqueous battery electrolyte formulation (1) wherein R is a fluorinated alkyl group and X is selected from the group consisting of F, Cl, H, CF3, and C1 to C6 alkyl which may be at least partially fl...  
WO/2022/116242A1
A preparation method for a meta-substituted phenol ether, taking a meta-substituted cyclohexenone derivative as a reaction raw material, and undergoing a reaction under conditions of an alcohol solvent and an oxidizing agent to obtain a ...  
WO/2022/116507A1
The present invention is aimed at providing a method for synthesizing 4-bromo-2-(4'-ethoxy-benzyl)-1-chlorobenzene. The method is in shorter in step and more environmentally friendly, and provides a more effective synthesis strategy for ...  
WO/2022/117612A1
A process for preparing metal alkoxides by transalcoholisation, comprising: feeding a lower metal alkoxide and a higher alcohol into a reactive distillation column; removing a solution of a higher metal alkoxide in the higher alcohol fro...  
WO/2022/117071A1
Disclosed is a method for synthesizing benzyl ether from polyhydric phenol, which is characterized in that the method comprises reacting, in the presence of a base and a catalyst, the polyhydric phenol with a benzylating reagent in an or...  
WO/2022/112954A1
Systems and methods for producing an alkyl tert-butyl ether are disclosed. The methods include providing heat to a reboiler of a distillation column of an alkyl tert-butyl ether production unit from a flue gas emanating from a unit carry...  
WO/2022/111033A1
Disclosed is an industrial process for manufacturing of perfluoro(methyl vinyl ether) (PFMVE), and of 1,1,2,2-tetrafluoro-1-(trifluoromethoxy) ethane (TFTFME) (E 227), involving reactions in liquid phase and performing reactions, for exa...  
WO/2022/114117A1
The present invention provides a palladium complex which enables a coupling reaction to progress in a short period of time even under mild reaction conditions such as at room temperature, and which enables the achievement of a target pro...  
WO/2022/106552A1
The present invention relates to a method for reducing the acid value in a provided polyol to obtain an upgraded stabilized polyol composition, said method comprising following process steps: - Solubilizing ammonia in a distillable alcoh...  
WO/2022/100487A1
Disclosed is an amino-combretastatin derivative, and in particular a compound represented by general formula (I), a pharmaceutically acceptable salt thereof, a hydrate thereof, or a hydrate of the pharmaceutically acceptable salt thereof...  
WO/2022/097396A1
Provided are: a method for producing a compound having a fluorene skeleton, the method being characterized by including a step for obtaining a compound having a fluorene skeleton and represented by formula (4) by reacting a compound repr...  
WO/2022/090389A1
A first aspect of the invention relates to a process for separating 1-methoxypropan-2-ol from an aqueous stream comprising 1-methoxypropan-2-ol and 2-methoxypropan-1-ol, wherein the process comprises providing a stream SO comprising 1-me...  
WO/2022/091605A1
A method for purifying an organic solvent characterized by having an ion exchange treatment step for bringing an organic solvent to be treated into contact with an ion exchange resin and a distillation step for distilling the treated liq...  
WO/2022/094084A1
A process for the selective dimerization and etherification of isoolefins. The process including feeding a mixed C5 stream to a selective hydrogenation unit to convert dienes to olefins and isoolefins, producing a hydrogenated effluent s...  
WO/2022/092260A1
The present invention addresses the problem of providing a cross-coupling reaction method that can use a wide variety of compounds as starting materials, that can substantially not use organic solvent, and that can rapidly provide reacti...  
WO/2022/093489A1
A process for producing an ether including treating (a) an ester with (b) hydrogen in the presence of (c) a heterogeneous catalyst to reduce the ester by hydrogenation to form an ether product.  
WO/2022/090364A1
In general, present invention concerns an integrated lignocellulose-to-chemicals biorefinery, enabling production of renewable n-propylbenzene, phenolic oligomers, and carbohydrate pulp from lignocellulosic biomass. And it concerns an in...  
WO/2022/082329A1
Disclosed herein are processes for preparing 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 (hereinafter as compound (I) having the following structure).  
WO/2022/085727A1
The present disclosure provides a method for producing a composition containing a purified fluorine-containing ether compound represented by general formula (1) CHX1X2CF2OX3 (in the formula, X1 and X2 are the same as or different from ea...  
WO/2022/084062A1
The method for preparing 1,2-propanediol, dipropylene glycol and tripropylene glycol comprises step a) of reacting propene with hydrogen peroxide containing nitrate in the presence of a catalyst mixture comprising a phase transfer cataly...  
WO/2022/084047A1
The method for preparing 1,2-propanediol and dipropylene glycol comprises step a) of continuously reacting propene with hydrogen peroxide in the presence of a catalyst mixture comprising a phase transfer catalyst and a heteropolytungstat...  
WO/2022/078576A1
The present invention relates to a process for the preparation of 2-isopentyl-2-isopropyl-1,3-dimethoxypropane, said process comprising the steps of: i) contacting iso-valderaldehyde with an aqueous solution of a hydroxide base selected ...  
WO/2022/079662A1
A system and a method for producing ethylene glycol are disclosed. Alkylene oxide and water are flowed into a first reactor unit and subjecting the alkylene oxide and water, in the first reactor unit, to first reaction conditions such th...  
WO/2022/073343A1
The present invention relates to the technical field of chemical synthesis. Disclosed is a synthesis method for 9,9-bis[4-(2-hydroxyethoxy)phenyl]fluorene. The method comprises: stirring and heating 9-fluorenone, phenoxyethanol, a cataly...  
WO/2022/076892A1
The present disclosure pertains to a new synthetic method for the preparation of 2-methyl-2-hydroxyheptane and 2-methyl-2-alkoxyheptanes, which are valuable commodities for use in flavors, fragrances and various personal care products, s...  
WO/2022/071363A1
Provided is a new production method for a fluorinated organic compound (1) which involves a step A in which, in a liquid composition containing an organic solvent, IF5 is used to fluorinate a hydrogen atom-containing organic compound (2)...  
WO/2022/062598A1
The present invention provides a supported solid super acidic catalyst, a preparation method therefor and use thereof, and a preparation method for ethoxylated trimethylolpropane. The catalyst comprises a carrier and an active ingredient...  
WO/2022/061461A1
Disclosed herein are methods, processes and compositions for preparing a compound of formula 8: (8), and formula 18: (18). The methods and processes comprise performing a first allylic oxidation, a protection reaction, a second allylic o...  
WO/2022/053420A1
The present invention relates to a process of preparing polyfluoroether compounds with unsaturated end groups and to compounds prepared by said process.  
WO/2022/051469A1
Embodiments are directed towards a process for producing a (poly)alkylene glycol monoalkyl ether. The process includes providing an admixture of a crystalline metallosilicate molecular sieve catalyst and an oxide of a metal and reacting ...  
WO/2022/042875A1
Proposed is a method for preparing dimethyl ether (abbreviation: DME) from synthesis gas, wherein an input (c), which is formed using shifted and/or non-shifted synthesis gas (b), undergoes a catalytic conversion, thereby forming a produ...  
WO/2022/036636A1
The present invention relates to a preparation method for 1,3,5-trimethoxybenzene, characterized in that the method comprises: reacting a reaction substrate with sodium methanolate under the catalysis of cuprous halide. The reaction subs...  
WO/2022/040000A1
A process for supplying deaerated water to a chemical plant that includes a distillation column for separating a reaction effluent comprising water and a product. The process includes inventorying the distillation column with aerated wat...  
WO/2022/038997A1
Provided are a novel and high-purity fluorene derivative and manufacturing method therefor, said fluorene derivative being represented by formula (1) below. (In the formula, Z is a polycyclic aromatic hydrocarbon having three or more bon...  

Matches 1 - 50 out of 10,733