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WO/2018/147094A1 |
A compound represented by formula (I). (In formula (I), each of R1 and R2 independently represents a hydrogen atom or a methyl group; each of X1 and X2 independently represents a group that is represented by one of formula (X1-1) to form...
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WO/2018/145622A1 |
Provided in the present invention is a method for preparing a salvianolic acid A salt, the preparation method being: dissolving salvianolic acid A in water, then adjusting the pH value to be 1.2-5.5 by using an aqueous solution of a basi...
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WO/2018/147373A1 |
A tetracarboxylic acid dianhydride which is composed of at least one acid dianhydride (A) selected from the group consisting of compounds having an endo/exo type steric structure represented by a specific general formula and enantiomers ...
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WO/2018/146306A1 |
The invention pertains to a process for preparing a compound of formula (1), wherein R1 is independently chosen from C1-C6 alkyl, cycloalkyl, aralkyl and aryl, and R2, R3 and R4 are independently chosen from hydrogen and C1-C6 alkyl, cyc...
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WO/2018/143156A1 |
The present invention pertains to: a solution that contains a diketone compound having an alkoxy group, dialkylzinc represented by general formula (1) and/or a partial hydrolysate of said dialkylzinc, and a solvent; and a method for prod...
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WO/2018/141961A1 |
The present invention relates to a process for the manufacturing of 1-aryl-1-trifluoromethylcyclopropanes, which serve as intermediates for the manufacturing of calcium T channel blockers of the general formula (A) which are described in...
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WO/2018/138686A1 |
Processes for producing a disubstituted oxalate are disclosed. The process includes contacting a cesium salt with one or more alcohols and carbon dioxide (CO2) under reaction conditions sufficient to produce a composition comprising a di...
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WO/2018/137502A1 |
The present invention relates to the field of pharmaceutical chemistry, and in particular, to a crystal form of salvianolic acid A, and a method for preparing same. The X-ray powder diffraction pattern of a crystal form I shows character...
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WO/2018/139507A1 |
The present invention addresses the problem of controlling the alignment of liquid crystal molecules of a liquid crystal display element not having an alignment film by using a non-colored alignable monomer, and of providing a liquid cry...
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WO/2018/138025A1 |
The invention relates to a method for producing norbornyl (meth)acrylate by reacting norbornene with (meth)acrylic acid in the presence of boron trifluoride as a catalyst, characterised in that e) boron trifluoride is added to (meth)acry...
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WO/2018/138689A1 |
Processes for producing a disubstituted oxalate are disclosed. The process includes contacting a cesium salt with one or more alcohols and carbon dioxide (CO2) under reaction conditions sufficient to produce a composition comprising a di...
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WO/2018/138369A1 |
The present invention relates to new malodour-counteracting agents of formula (I) or stereoisomers thereof, particularly useful in blocking the olfactory perception of androstenone, Formula (I), wherein R1, R2, R3,R4, R5, R6, R7 and X ha...
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WO/2018/133972A1 |
The invention relates to glycerol (meth)acrylate carboxylic esters which have a long shelf life as well as to a process for synthesizing said esters.
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WO/2018/134871A1 |
Provided is an additive for an optical resin comprising a (meth)acrylate compound represented by general formula (1). [In general formula (1), X is each independently a fluorine atom or a methyl group that has at least one hydrogen atom ...
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WO/2018/093909A9 |
Disclosed is a supported catalyst for the preparation of vinyl acetate monomer, a process for preparing the supported catalyst in tablet or pellet form, and a catalytic process for the manufacturing vinyl acetate using the supported cata...
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WO/2018/132660A1 |
Disclosed herein are inhibitors of the Integrator complex, and methods for their use in treating or preventing diseases, such as cancer. The inhibitors described herein can include compounds of Formula (I) and pharmaceutically acceptable...
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WO/2018/129609A1 |
Compounds of formula (II) are useful in modulating voltage-gated sodium channel activity. Their preparation and use for reducing the severity of convulsant activity in a subject, for example in the treatment of epilepsy, is presented.
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WO/2018/128314A1 |
The present invention relates to a plasticizer composition in which three types of cyclohexane 1,4-diester-based compounds prepared through transesterification and hydrogenation are mixed, the plasticizer composition having an alkyl subs...
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WO/2018/123890A1 |
The present invention addresses the problem of providing a novel method for manufacturing a difluoromethylene compound. The problem is solved by a method for manufacturing a difluoromethylene compound having a –CF2- part, the manufactu...
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WO/2018/124172A1 |
A method is provided by which an alcohol compound having a satisfactory purity is obtained from an ester compound in a simple manner. A high-purity alcohol compound can be obtained by: passing a solution which contains both an ester comp...
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WO/2018/124613A1 |
A method for preparing an aromatic carbonic acid diester of the present invention comprises the steps of: performing a transesterification reaction of an aliphatic carbonic acid diester and an aromatic alcohol in the presence of an organ...
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WO/2018/125879A1 |
A method of treating an organic carbonate stream comprising passing the organic carbonate stream through a fixed bed to remove contaminants and produce a less contaminated stream wherein the fixed bed comprises a weak base.
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WO/2018/120325A1 |
A molecular structure of a vertical aligning agent material is shown in Formula I. Therein, Q is a polar anchor group, L1 is a rigid group, P is a polymerizable group, L2 is a linking group, R is a terminal flexible group, and n is 1-3. ...
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WO/2018/125878A1 |
A method of treating an organic carbonate stream comprising passing the organic carbonate stream through a fixed bed to remove contaminants and produce a less contaminated stream wherein the fixed bed comprises alumina or silica.
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WO/2018/120094A1 |
Provided are a method for preparing a 2-(cyclohexenylene) malonic acid derivative and the use thereof. In the method, an olefin and a 2-substituted malonic acid derivative are used as raw materials and are subjected to a cyclization reac...
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WO/2018/112776A1 |
The present invention is directed to a process for synthesizing at least one levulinate ester, said process comprising the reaction of furfuryl alcohol with at least one other alcohol in the presence of water and at least one catalyst, s...
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WO/2018/116664A1 |
Provided is a lubricating base oil containing an ester compound, wherein the ester compound contains a mixture comprising a compound represented by general formula (1) (in formula (1), R1 and R2 independently represent a hydrogen atom, a...
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WO/2018/114747A1 |
The invention relates to an integrated process for the production of ethylene and vinyl acetate (VAM), comprising contacting in a first reaction zone a gas stream comprising ethane and optionally ethylene with an oxygen- containing gas s...
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WO/2018/113240A1 |
Provided is a process for synthesizing at least one levulinate ester, said process comprising the reaction of furfuryl alcohol with at least one other alcohol in the presence of water and at least one catalyst, said furfuryl alcohol bein...
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WO/2018/112777A1 |
The present invention is directed to a process for synthesizing at least one levulinate ester, said process comprising the reaction of furfuryl alcohol with at least one other alcohol in the presence of water and at least one catalyst, s...
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WO/2018/116775A1 |
Provided is a method for regenerating an aromatic amide compound into the corresponding aromatic nitrile compound, the method rendering a dehydration reaction possible, in which a desired compound can be selectively obtained in a high yi...
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WO/2018/115434A1 |
The invention relates to a method for the production of acetylsalicylic acid lysinate, optionally lysine acetylsalicylate · glycine, comprising the following steps: a) providing a solution of acetylsalicylic acid in ethanol; b) providin...
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WO/2018/118461A1 |
The present invention provides methods comprising washing or, preferably, washing and neutralizing a sulfur acid containing crude MMA stream to generate a two phase stream containing at least methacrylic acid, methacrylamide (MAM), water...
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WO/2018/114422A1 |
The invention relates to a method for obtaining pure butyl acrylate from raw butyl acrylate by distillation, wherein butyl stands for n-butyl or isobutyl, characterized in that the method is carried out in a dividing wall column (1) havi...
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WO/2018/114425A1 |
The invention relates to a method for obtaining pure tert-butyl (methy)acrylate from raw tert-butyl (methy)acrylate by distillation, characterized in that the method is carried out in a dividing wall column (1) having dividing built-in c...
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WO/2018/112778A1 |
The present invention is directed to a process for synthesizing at least one levulinate ester, said process comprising a step of introducing furfuryl ether into a reaction medium and a step of conversion of furfuryl ether into levulinate...
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WO/2018/116079A1 |
Fluoroalkyl (meth)acrylate polymers or copolymers are described. These fluoroalkyl (meth)acrylate polymers or copolymers are prepared from at least 96% by weight of one or more fluoroalkyl (meth)acrylate monomers, wherein the fluoroalkyl...
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WO/2018/114073A1 |
The invention relates to a fragrance mixture and the applications of same, particularly perfume oils, cosmetic agents, agents for application or detergents and cleaning agents, containing a sensorially effective amount of (i) (E)-2-methy...
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WO/2018/114752A1 |
The invention relates to an integrated process for the production of ethylene and vinyl acetate (VAM), comprising contacting in a first reaction zone a gas stream comprising ethane and optionally ethylene with an oxygen-containing gas st...
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WO/2018/113242A1 |
Provided is a process for synthesizing at least one levulinate ester, said process comprising the reaction of furfuryl alcohol with at least one other alcohol in the presence of water and at least one catalyst, said furfuryl alcohol bein...
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WO/2018/117216A1 |
Provided is a high-diacylglycerol-content fat containing α-linolenic acid in a large amount, the fat being inhibited from crystallizing at low temperatures and being less apt to opacify or form a precipitate. The fat is a fat compositio...
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WO/2018/112779A1 |
The present invention is directed to a process for synthesizing at least one levulinate ester, said process comprising the reaction of furfuryl alcohol polymer with at least one other alcohol in the presence of water and at least one cat...
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WO/2018/114429A1 |
The invention relates to a method for obtaining pure 2-ethylhexyl acrylate or pure 2-propylheptyl acrylate from the corresponding raw alkyl acrylate by distillation, characterized in that the method is carried out in a dividing wall colu...
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WO/2018/109040A1 |
The invention relates to a method for obtaining pure cyclohexyl(meth)acrylate by distillation of a mixture containing cyclohexyl(meth)acrylate, cyclohexanol and entraining agent, wherein the mixture is fed as a side stream to a rectifica...
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WO/2018/111746A1 |
A vegetable oil-based alkoxylate composition comprising a mixture of mono-, di-, and/or triacyl alkoxylated glycerides and alkoxylated glycerin. A method of reacting a vegetable oil and an alkoxylated glycerin via a transesterification r...
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WO/2018/110142A1 |
This lubricant base oil includes a condensation ester of an alcohol (A) and a carboxylic acid (B), wherein the alcohol (A) contains a polyhydric alcohol represented by general formula (1) (in formula (1), R1-R4 independently represent a ...
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WO/2018/107284A1 |
Sprayable compositions comprising a pyrethroid, a viscosity building agent, an emulsifier or surfactant, and an emollient are provided. The compositions have a viscosity that allows for delivery of the spray from a pressurized container ...
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WO/2018/102914A1 |
The use of a composition comprising an effective amount of medium-chain triglycerides (MCT) or medium-chain fatty acids (MCFA), such as caprylic acids and/or capric acids, for preventing or reducing a metabolic condition selected from in...
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WO/2018/104677A1 |
The subject of the invention is a process for continuously producing a (meth)acrylic ester by transesterification reaction between a light C1-C4 alkyl (meth)acrylate and a heavy alcohol in the presence of a catalyst, characterized in tha...
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WO/2018/105237A1 |
A novel method for producing a trioxopropane compound is provided. The present invention provides a method for producing a trioxopropane compound represented by general formula (1), the method being characterized by reacting a dioxopropa...
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