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WO/2019/179265A1 |
A method for preparing a phenoxy carboxylic acid herbicide, comprising: S1, subjecting phenol or o-cresol to a condensation reaction with a chlorocarboxylate under the action of an alkaline substance to obtain a phenoxy carboxylate, wher...
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WO/2019/179291A2 |
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WO/2019/182129A1 |
The present invention provides a compound with which it is possible to achieve both high refractive index anisotropy Δn and suppression of colorability. The present invention also provides a composition containing the compound, a cured ...
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WO/2019/179287A2 |
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WO/2019/179286A2 |
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WO/2019/179144A1 |
The present invention relates to the field of chemical production, and relates to a method and system for preparing methyl acetoacetate or ethyl acetoacetate by using a tubular continuous flow reactor. In the method, methanol or ethanol ...
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WO/2019/175732A1 |
A method that includes (a) providing a stream containing ethane and oxygen to an ODH reactor; (b) converting a portion of the ethane to ethylene and acetic acid in the ODH reactor to provide a stream containing ethane, ethylene, acetic a...
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WO/2019/174063A1 |
Disclosed is a chemical reaction apparatus, the apparatus comprising: a reaction unit, a separation unit, and a recovery unit; the reaction unit, the separation unit, and the recovery unit are connected in sequence; and the reaction unit...
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WO/2019/174360A1 |
Provided in the present invention is a method for organically synthesizing antioxidant 1076, which is 3(3,5-di-tert-butyl-4-hydroxyphenyl) n-octadecanol propionate. The preparation method comprises the following steps: with a mixture of ...
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WO/2019/178527A1 |
The present disclosure describes surface formulations that form a layer on surfaces and comprise a phenol selected from: (I), (II), (III), (IV) or (V), with detailed descriptions of variables herein.
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WO/2019/169500A1 |
The invention relates to carbonate-linked surface modifying macromolecules and admixtures thereof. The macromolecules comprise surface active polyfluoroorgano groups, polyalkylene oxide groups and a soft segment. The groups and segments ...
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WO/2019/171958A1 |
Provided is a chemical compound represented by formula (1) (in the formula, R1 represents a hydrogen atom or a methyl group, R2 represents a C1-6 aliphatic hydrocarbon group, m represents an integer from 0 to 5, and n represents an integ...
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WO/2019/171957A1 |
Provided is a compound that can be used as a resist resin, etc., having excellent sensitivity, resolution, and etching resistance via a compound represented by formula (1) (wherein R1 represents a hydrogen atom or a methyl group, R2 repr...
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WO/2019/170791A1 |
The invention discloses a method for the preparation of 2-chloro acetoacetic acid amide or ester by a reaction of acetoacetic acid amide or ester with trichloroisocyanuric acid in the presence of amylene and in the solvent acetone.
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WO/2019/173772A1 |
The present disclosure is directed to l-(2-hydroxy-4-methylcyclohexyl)-ethanone derivatives having unique and desired flavor and/or fragrance characteristics, as well as the synthesis and application of the derivatives. The compounds of ...
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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/2019/167640A1 |
This compound represented by general formula (i) includes a ring B that has a partial structure Ki 1 represented by any one of general formulas (K-1) to (K-6) and that has at least one P-Sp- group and at least one Ri 2 (Ri 2 represents a...
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WO/2019/163984A1 |
Provided is a catalyst for producing an α,β-unsaturated carboxylic acid at a high yield. The present invention also provides a method for preparing a catalyst for producing an α,β-unsaturated carboxylic acid, the catalyst being used ...
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WO/2019/165350A1 |
The present invention discloses processes for producing normal alpha olefins, such as 1-hexene, 1-octene, 1-decene, and 1-dodecene in a multistep synthesis scheme from another normal alpha olefin. Also disclosed are reactions for convert...
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WO/2019/162484A1 |
Fatty acid derivatives of the formula (I) wherein R1 is an aliphatic group containing 1 to 17 carbon atoms, which is linear, branched, saturated or unsaturated; R2, R3, R4, R5, R6, R7 are, independently, hydrogen, methyl, ethyl or hydrox...
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WO/2019/160037A1 |
The purpose of the present invention is to provide methods for producing a carboxamide compound, a sulfonamide compound, and an ester compound using an acid halide. The methods for producing a carboxamide compound, a sulfonamide compound...
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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/2019/159906A1 |
The method for producing tricyclo[5.2.1.02,6]decane-2-carboxylic acid esters of the present invention is a method for producing tricyclo[5.2.1.02,6]decane-2-carboxylic acid esters by reacting the tricyclo[5.2.1.02,6]deca-3-ene in a dilut...
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WO/2019/158409A1 |
The invention relates to a method for producing a surface-active compound based on citric acid, and to a reaction product which can be produced by a method according to the invention. The invention also relates to a surface-active compou...
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WO/2019/153073A1 |
There are provided various compounds and compositions comprising polyunsaturated fatty acid monoglycerides and derivatives thereof. These compounds and compositions can be useful for increasing the life span of a subject; for increasing ...
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WO/2019/155761A1 |
Provided is a compound represented by formula (1). In formula (1), each of a and b independently represents 0, 1 or 2, while satisfying 0 ≤ a + b ≤ 3; each of ring A1, ring A2, ring A3 and ring A4 independently represents, for exampl...
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WO/2019/154624A1 |
New process of producing alpha-hydroxy compounds from sustainable resources useful as platform chemicals, such as hydroxy analogues of amino acids or polymer precursors.
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WO/2019/155128A1 |
According to an example aspect of the present invention, there is provided a method for producing muconic acid ester from aldaric acid ester, and for separating and purifying the produced muconic acid ester by high vacuum distillation in...
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WO/2019/151299A1 |
Provided is a method for relatively efficiently producing a glutaraldehyde derivative using an iridoid compound occurring in nature as a starting material, said glutaraldehyde derivative holding a substituent which is attached to the pyr...
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WO/2019/150896A1 |
Provided is an electrolyte capable of improving the high-temperature storage characteristics and cycle characteristics of an electrochemical device. The electrolyte is characterized by including a compound indicated in general formula (1...
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WO/2019/150895A1 |
Provided is an electrolyte capable of improving the high-temperature storage characteristics and cycle characteristics of an electrochemical device. The electrolyte includes at least one type of compound indicated by general formula (1â€...
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WO/2019/151463A1 |
The purpose of the present invention is to provide: a novel polymerizable triptycene derivative compound, which has a structure in which three benzene rings arranged around barrelene having a triptycene skeleton are capable of balanced r...
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WO/2019/148604A1 |
Disclosed is a method for preparing a dialkyl carbonate by means of urea alcoholysis, relating to the field of chemical synthesis, and in particular to the preparation of a dialkyl carbonate. Urea and alkyl monohydric alcohol are subject...
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WO/2019/149329A1 |
The invention relates to a compound according to formula I wherein when R5 is H, and R1 and R2 form a ring system, then said compound is selected from the following compounds of formula II or formula IV or when R2 is H, and R1 and R5 for...
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WO/2019/141778A1 |
The present invention relates to a catalytic process for the preparation of an ester starting from a carboxylic acid and an alkene using a zeolitic material having a BEA-type framework structure as the catalyst.
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WO/2019/142887A1 |
Provided is a method for suppressing polymerization of vinyl monomers, which has improved polymerization suppression effect for vinyl monomers. The present invention provides a method for suppressing polymerization of vinyl monomers, whi...
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WO/2019/141634A1 |
The invention relates to a method for producing carbon monoxide using a formic acid derivative, particularly an alkyl formate. It also relates to a method selected from the method for producing methanol, the method for producing acetic a...
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WO/2019/138600A1 |
[Problem] To provide an unsaturated group-containing ester compound which is economical, is of a good curing type, and can be used as the raw material of a curable composition obtained from a transesterification reaction, and to provide ...
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WO/2019/138993A1 |
To achieve a method for producing a carbonic ester at a high yield by a simple process while suppressing formation of by-products, for example, a method for producing an aliphatic carbonic ester. The above problem is solved by a method f...
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WO/2019/139069A1 |
The purpose of the present invention is to provide an unsaturated group-containing ester compound which is economical, is of a good curing type, and can be used as the raw material of a curable composition obtained from a transesterifica...
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WO/2019/139719A1 |
A heterogeneous catalyst comprising a support and a noble metal, wherein said support comprises silicon, and wherein said catalyst comprises from 0.1 to 40 mol% titanium and from 0.1 to 10 mol% of at least one noble metal based on total ...
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WO/2019/139720A1 |
A method for preparing methyl methacrylate from methacrolein and methanol; said method comprising contacting a mixture comprising methacrolein, methanol and oxygen with a heterogeneous catalyst comprising a support and a noble metal, whe...
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WO/2019/139264A1 |
The present invention relates to a method for cycloaddition of dimethyl muconate, in which by directly transferring a solid phase trans,trans-dimethyl muconate into a reactor pre-filled with ethylene gas, the efficiency of the reaction c...
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WO/2019/127649A1 |
Disclosed is a self-aligned liquid crystal adjuvant, comprising an adjuvant I as shown in formula 1 and an adjuvant II as shown in formula 2. Further disclosed is a self-aligned liquid crystal mixture comprising the above self-aligned li...
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WO/2019/127746A1 |
Provided in the present invention are a phenylpropionate compound, a preparation method for same, and applications. The phenylpropionate compound has the structure as represented by formula I. The phenylpropionate compound of the present...
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WO/2019/131442A1 |
In this method for producing a fatty acid polyoxyethylene methyl ether, ethylene oxide is added to a fatty acid methyl ester component having as the main component thereof a fatty acid methyl ester having a C18-22 fatty acid residue, sai...
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WO/2019/127747A1 |
Disclosed are a phenyl acrylic acid esther compound, and a pharmaceutically acceptable salt, solvate and prodrug thereof, a tautomer or a stereochemical isomer or a pharmaceutical composition, and uses of the pharmaceutical composition a...
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WO/2019/128113A1 |
The present invention provides a 1-O-caffeoylquinic acid derivative represented by formula (II), a 1-O-caffeoylquinic acid, and applications of the 1-O-caffeoylquinic acid derivative represented by formula (II) and salts thereof. The 1-O...
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WO/2019/132739A1 |
The present invention relates to the field of organic chemistry and pharmacology and describes novel asymmetric derivatives of polyphenols of the dinaphthalene series of general Formula (I) or general Formula (II), a process of preparing...
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WO/2019/121453A1 |
The present invention relates to a method for preparing acetate compounds using ketene.
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