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WO/2020/226522A1 |
The present invention falls within the area of the synthesis of ionic liquids, namely it concerns a process of synthesis of the ionic liquid tetraoctylammonium di(2-ethylhexyl)-oxamate (IL-5) with a high degree of purity and its use in t...
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WO/2020/226521A1 |
The present invention falls within the area of the synthesis of ionic liquids, namely it concerns a process of synthesis of the ionic liquid tetraoctylammonium dioctyl-diglycolamate (IL-4) with a high degree of purity and its use in an e...
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WO/2020/222158A1 |
The present invention relates to an improved process for the preparation of 2-amino-N-(2,2,2-trifluoroethyl) acetamide of formula (I) and salts (IA) thereof, in an environment friendly and commercially viable manner in high yield and gre...
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WO/2020/221690A1 |
The invention relates to a method for producing urea, comprising: a) producing formamide on the basis of carbon dioxide, hydrogen and ammonia, wherein methyl formate or ammonium formate is formed as an intermediate product in a catalytic...
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WO/2020/218173A1 |
The present invention provides a novel fluorodinitrophenyl compound, a method for producing the fluorodinitrophenyl compound, and a use of the fluorodinitrophenyl compound. The present invention relates to: a compound represented by form...
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WO/2020/212352A1 |
The present invention refers to a process for preparing a compound of formula (I) or a pharmaceutically acceptable salt thereof: wherein R is (C3-C10)alkyl, or ω-trifluoro(C3-C10)alkyl; R1 and R2 are, independently, hydrogen, hydroxy, (...
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WO/2020/212227A1 |
The present invention relates to a new process for the production of substituted 2-[2-(phenyl) ethylaminojalkaneamide derivatives of the following formula (I), in particular 2-[2-(3-butoxyphenyl)-ethylamino]-N,N-dimethylacetamide in high...
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WO/2020/207129A1 |
Disclosed is an ammonium salt with a structural formula represented by formula (I). A synthesis method thereof comprises using 8 mol% zinc chloride as a catalyst, 5 mmol of 1-phenyl-1,3-butanedione, 1.2 g of benzylamine, and 40 mL of chl...
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WO/2020/210486A1 |
The disclosure provides processes for preparing α-carboxamide pyrrolidine derivatives, in particular (2S, 5R)-5-(4-((2-fluorobenzyl)oxy)phenyl)pyrrolidine-2-carboxami
de, as well as intermediates for use in said processes.
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WO/2020/203248A1 |
Provided is a method for producing a 4-halogenobenzylamine derivative that includes bringing a 1-methylbenzylamine derivative represented by formula (1) into contact with a halogenating agent to effect halogenation in the presence of sul...
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WO/2020/203594A1 |
Provided is a fluorene derivative represented by formula (1). (In the formula, Z1 and Z2 are predetermined divalent groups, and Ar1 and Ar2 are each independently a C6-20 aryl group or a C2-20 heteroaryl group, and may be substituted wit...
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WO/2020/195576A1 |
Provided is a novel method for producing a hemiaminal compound, and a method for producing a heterocyclic compound. In this method for producing a hemiaminal compound, a compound represented by formula (1), a compound represented by form...
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WO/2020/196553A1 |
The purpose of the present invention is to provide a method that enables efficient and safe production of an N-substituted trihaloacetamide which also serves as a synthetic intermediate for isocyanate compounds, carbamate compounds, urea...
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WO/2020/187155A1 |
Use of an apocynin dimer analogue derivative in preparing a medicament or a health care product for preventing and treating Parkinson's disease. The structure of the apocynin dimer analogue derivative is as shown in formula I. The apocyn...
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WO/2020/186632A1 |
The present application relates to a benzidine compound and an application thereof, the benzidine compound having the structure as shown in formula I below. Further provided in the present application are a pharmaceutically acceptable sa...
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WO/2020/187256A1 |
Provided is a method for preparing β-alanine, the method comprising: preparing a β-alanine product from a reactant containing fumaric acid and aqueous ammonia in the presence of a catalyst, wherein the catalyst contains a catalyst comp...
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WO/2020/185420A1 |
Provided herein are integrated methods and systems for the production of acrylamide and acrylonitrile compounds and other compounds from at least beta-lactones and/or beta-hydroxy amides.
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WO/2020/181779A1 |
A method for preparing a lipoamino acid compound on the basis of a deep eutectic solvent, which relates to the field of organic synthesis. A fatty acid and an amino acid are used as substrates and a deep eutectic solvent is used as a med...
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WO/2020/183281A1 |
This invention provides for a flow synthesis process for producing Oseltamivir and pharmaceutically acceptable salts thereof from shikimic acid in particular but not exclusively to a flow synthesis process for producing Oseltamivir phosp...
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WO/2020/170178A1 |
The present invention disclosed a process for the synthesis of anthranilic diamide compound of formula (I), wherein, R1, R2, R3a, R3b, R3c, R4, R5, R6 and Z are as defined in the detailed description. The process comprising the step of o...
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WO/2020/169971A1 |
A solidification or crystallisation method is disclosed providing at least a first organic compound, providing at least one volatile co-former organic compound, forming a mixture of at least the first organic compound and the co-former o...
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WO/2020/168385A1 |
The present invention relates to a method of preparing N-acyl amino acids selected from N-acyl cysteine compounds, N-acyl serine compounds, N-acyl aspartic acid compounds and N-acyl glutamic acid compounds. The present invention also rel...
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WO/2020/167855A1 |
Useful processes of preparation and intermediates useful for the preparation of Compound 1, a selective estrogen receptor alpha (ERα) modulator/degrader (SERM/SERD), having utility for the treatment of ER+ cancers including breast cance...
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WO/2020/159167A1 |
The present invention provides a method for recovering amide-based compounds, wherein, before a distillation step for separating and recovering amide-based compounds from waste liquid including amide-based compounds such as N-methyl-2-py...
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WO/2020/116589A9 |
The purpose of the present disclosure is to provide a novel method for producing a fluorovinyl amide compound. The purpose is achieved by means of a method for producing a compound represented by formula (I) [in the formula, Rf is -F or ...
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WO/2020/149129A1 |
The purpose of the present invention is to produce an asymmetric compound from an oxalyl halide in a simple manner and with high selectivity. The method comprises: a first step of mixing a first raw material selected from ammonia, a mo...
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WO/2020/147418A1 |
Disclosed is a method for purifying iodixanol. The method for purifying iodixanol according to the present invention comprises the following steps: 1) dissolving and filtering an iodixanol raw extract; 2) loading the iodixanol solution o...
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WO/2020/145514A1 |
Provided is a method of producing L-glufosinate from an L-lactone derivative compound, wherein the method of producing L-glufosinate comprises: a step of preparing a compound of chemical formula 2 from a compound of chemical formula 1 (s...
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WO/2020/145513A1 |
Provided are an L-glufosinate intermediate preparation method or an L-glufosinate preparation method, the method, for preparing an L-glufosinate intermediate or an L-glufosinate from an L-homoserine derivative, comprising a step of prepa...
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WO/2020/141927A1 |
The present specification relates to an adamantanecarboxylic acid benzyl amide derivative compound, an isomer thereof, a pharmaceutically acceptable salt thereof, a hydrate thereof or a solvate thereof, and a skin whitening composition c...
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WO/2020/137951A1 |
The present invention relates to: a composition for producing an N-vinyl carboxylic acid amide, the composition comprising component (A) which is an N-(1-alkoxy ethyl)carboxylic acid amide and component (B) which is an N-(1-alkoxy ethyl)...
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WO/2020/132819A1 |
Disclosed is a method for preparing (1R,3S)-3-aminocyclopentanol hydrochloride. The method comprises using amide formed by chiral carboxylic acid and hydroxylamine as a chiral source, quickly obtaining a chiral Diels-Alder reaction produ...
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WO/2020/135508A1 |
Disclosed are a minocycline(II) p-chlorobenzene sulfonate crystal form, a preparation method therefor and the use thereof. In the current preparation process of minocycline hydrochloride, the last step, i.e. the post-treatment and purifi...
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WO/2020/126088A1 |
The present invention refers to a co-crystal of Ketoprofen Lysine named Form 1, a pharmaceutical composition comprising said co-crystal, a process for its production and to its use in the treatment of pain and inflammatory diseases.
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WO/2020/127237A1 |
N-acylglucamide compound of the formula (I) where R2 is a linear or branched alkyl group or an aryl group; X is a moiety R1, which is a linear or branched alkyl group comprising 8 to 18, carbon atoms, which is substituted by one hydroxy ...
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WO/2020/126645A1 |
The present invention relates to a process of preparing dimethylpyrazole succinic acid in a two phase system comprising water and at least one organic solvent or to a process of preparing dimethylpyrazole succinic acid in absence of an o...
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WO/2020/125823A1 |
The present invention describes method of preparation of esters or amides of lactyl lactates of general formula (I), where Z denotes to group of R-O or RR-N and R represent alkyl, aryl or H from lactide and the lactide is in contact with...
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WO/2020/109613A1 |
The invention relates to specific quaternary amidoamine detergents, the process to make them, and their use. The quaternary amidoamine detergents are obtainable by reacting a multifunctional acid with an amino amine, followed by quaterni...
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WO/2020/110615A1 |
Provided is a raw material feeder that can be operated stably and continuously over a long period, that supplies a raw material to a plurality of evaporation tubes in a falling film evaporator at a steady raw material distribution thereb...
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WO/2020/110614A1 |
Provided is a method for producing N-vinylcarboxylic amide capable of suppressing blockage problems of a pyrolysis reactor caused by resins and also capable of operating stably and continuously over an extended period of time. A method f...
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WO/2020/098450A1 |
Provided is a process method for producing insecticide using carbon dioxide, comprising the following steps: weighing a 1,3-cyclohexanedione substrate, a catalyst and Cs 2CO 3 in a Schleck bottle, degassing, and continuously introducing ...
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WO/2020/102051A1 |
The invention provides novel methods for preparing a compound of formula (IIA) or (MB) by chlorination using cyanuric chloride, as well as the use of said compounds to provide indolinobenzodiazepine dimer compounds.
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WO/2020/093949A1 |
The present invention relates to the field of high-carbon chain alkane diamine preparation, and disclosed thereby are a high-carbon chain alkane diamine, a preparation method therefor and an application thereof. The preparation method fo...
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WO/2020/094454A1 |
The present invention relates to a process for producing a compound of the formula (I) comprising at least the process step: a) reacting a compound of the formula (II) with hydrogen and water in the presence of at least one homogeneous t...
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WO/2020/094527A1 |
The present invention relates to a novel process for the iridium-catalysed hydrogenation of oximes. The invention also relates to novel iridium catalysts for use in the iridium-catalysed hydrogenation of oximes and to processes of prepar...
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WO/2020/091633A1 |
The present invention relates to the chemistry of organic compounds, and to pharmacology and medicine, and concerns a method for producing (S)-2-(2-(4-hydroxyphenyl)acetamido)-3-phenylpropanoic acid having a purity higher than 99.0% and ...
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WO/2020/089326A1 |
The invention relates to a process for preparing fatty acid chlorides. In a subsequent step, the fatty acid chlorides can be used to prepare N-acyl amino acid salts. The process comprises the formation of a fatty acid chloride in an amin...
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WO/2020/086765A1 |
The present invention relates to processes and intermediates for preparing (3R,11bS)-9,10-dimethoxy-2-methyl-3-neopentyl-1,3,4,6,7,11b-
hexahydro-2H-pyrazino[2,1-a]isoquinoline, and salts thereof, which is an inhibitor of the vesicular m...
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WO/2020/084094A1 |
The present invention relates to a process for preparing a nitrated compound, comprising the step of reacting a compound (A) comprising at least one substituted or unsubstituted aromatic or heteroaromatic ring, wherein said heteroaromati...
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WO/2020/082817A1 |
The present application pertains to the technical field of pharmaceutical compounds and drugs, relates to an oxime-based naphthoquinone compound, a preparation method therefor and the uses thereof, and specifically relates to a formula (...
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