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WO/2022/122906A1 |
The present invention relates to a process for preparing a polyisocyanate, namely a isocyanate group-terminated polyol polyanthranilic acid ester. The process comprises the step of reacting an anthranilic acid derivated selected from ant...
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WO/2022/114135A1 |
Provided are: a crystal form that is stable in a use environment where a prodrug compound of an amino acid derivative exhibiting group 2 metabotropic glutamate receptor antagonism is used as a pharmaceutical product; and a method for pro...
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WO/2022/114138A1 |
Provided is a novel method for producing a (1R,2R,3R,5R,6R)-2-amino-6-fluoro-3-[(4-fluorophenyl)methoxy
]bicycle[3.1.0]hexane-2,6-dicarboxylic acid. This production method is characterized by relying on the conversion from a compound rep...
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WO/2022/106481A1 |
The invention relates to a composition or material, in particular a catalytically active composition or material, comprising - permanently polarized hydroxyapatite and - brushite and/or a brushite-like material. Further, the invention re...
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WO/2022/106488A1 |
The invention relates to a process for producing amino acids, in particular glycine and/or alanine, comprising the step of - contacting a gas mixture comprising or consisting of carbon dioxide, methane and nitrogen in presence of water w...
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WO/2022/106255A1 |
The present invention relates to a process for producing L-phenylalanine ester which comprises the reaction of L-phenylalanine with an alcohol in the presence of thionyl chloride.
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WO/2022/079394A1 |
The present invention relates to the sugar industry and concerns, in particular, a method for preparing a fermented molasses comprising at least one glycine betaine ester, said method comprising the steps of (1) providing a fermented bee...
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WO/2022/078462A1 |
Glutamine analogs are provided, a composition containing the glutamine analogs and the use thereof.
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WO/2022/078416A1 |
Glutamine analogs, a composition containing the glutamine analogs and the use thereof.
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WO/2022/082100A1 |
Disclosed are cocrystals of L-4-chlorokynurenine, pharmaceutical compositions containing those cocrystals and methods of use of such cocrystals and compositions in treating neurological or psychiatric disorders mediated at least in part ...
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WO/2022/074631A1 |
The present invention provides a novel process for preparing and purifying SGLT2 inhibitor intermediate 2-chloro-5-iodobenzoic acid of formula II to 5 obtaina pharmaceutically accepted product of formula II with 56.25-59.5% yield and pur...
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WO/2022/064454A1 |
The present invention discloses a process for the synthesis of compound of formula (VII) or a salt thereof, wherein, R, R1, R2, R3, R4a and R4b are as defined in the detailed description. The process further comprises the synthesis of an...
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WO/2022/058291A1 |
The invention relates to an improved process for the acid hydrolysis of polylaurolactam with sulfuric acid. An especially suitable starting material is polylaurolactam which is intended for recycling and which is characterized by a low l...
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WO/2022/058916A1 |
The present invention disclosed a process for the synthesis of compound of formula (Z) or a salt thereof, wherein, R, R1, R2, R3 and R10 are as defined in the detailed description. The process further comprises the synthesis of an anthra...
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WO/2022/056434A1 |
The present disclosure is generally directed to an open time additive composition that includes at least two, different open time additives having the structure of Compound I, a salt thereof, or both. Compound I having the following form...
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WO/2022/051979A1 |
A method for synthesizing a key intermediate compound 1 of fexuprazan, which is a potassium ion competitive blocker. The method comprises using 2,4-difluorobenzylamine as a raw material, and sequentially conducting condensation reaction,...
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WO/2022/051804A1 |
Compounds of Formula (A) and methods for use as agricultural chemicals, including herbicides. Formula (A)
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WO/2022/048909A1 |
The present invention concerns a modified method for preparing guanidine acetic acid (GAA) by reacting cyanamide with an excess molar amount of glycine in an aqueous reaction mixture in the presence of a base that avoids high molar amoun...
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WO/2022/048913A1 |
The present invention refers to a method for preparing guanidino acetic acid by reacting cyanamide and glycine in an aqueous reaction mixture in the presence of a base, wherein the ammonia content in the reaction mixture is controlled to...
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WO/2022/035228A1 |
The present application relates to: an amino acid extraction process for simultaneously performing racemization and enantioselective liquid-liquid extraction of amino acids in an aqueous solution by using a t-butyl ketone binaphthol deri...
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WO/2022/033303A1 |
The present invention relates to a benzylamine derivative, a preparation method therefor and use thereof, and in particular, to a benzylamine derivative as represented by general formula (I), or a pharmaceutically acceptable stereoisomer...
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WO/2022/028557A1 |
A 18F-labeled biphenyl compound, an intermediate thereof, a preparation method therefor, a pharmaceutical composition thereof, and application thereof. The biphenyl compound has a significant suppression effect on PD-1 and/or PD-L1, can ...
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WO/2022/015677A2 |
Pre-texturing agents, etchants, and photoresist stripping agents may be formulated to include one or more branched surfactants, from one or more surfactant classes, such as derivatives of amino acids that have surface-active properties.
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WO/2022/015606A1 |
The present disclosure pertains to branched surfactants for use in the formulation of detergents, foaming agents, emulsifiers, and degreasers. Some aspects of the invention include formulations suitable for cleaning and/or condition fabr...
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WO/2022/015654A1 |
A zinc ascorbate glycinate co-salt having a formula of MC8H11NO8 and a suggested structure of: Formula (I). Where M is Ca, Mg, or Zn. The divalent metal ascorbate glycinate co-salt is formed as a powder having a metal content of about 8%...
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WO/2022/009939A1 |
Provided are a method for acquiring a value relating to the triglyceride metabolic capacity of a subject within a shorter period of time compared to conventional nuclear medicine methods, and a test reagent and a test kit that are to be ...
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WO/2022/006366A1 |
The disclosure provides crystalline compositions comprising D-metyrosine and L- metyrosine, pharmaceutical formulation comprising one or more crystalline composition described herein and a pharmaceutically acceptable excipient, methods f...
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WO/2021/259907A1 |
Process of ortho-halogenation of phenylalanine compounds by C-H activation.
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WO/2021/255525A1 |
The present invention relates to a process to prepare a crystalline co granule of MGDA-Nax, x being 2,5-3, containing a step of drying a crumbly phase composition containing on total weight of the composition (i) 70 - 87 wt% of organic c...
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WO/2021/254235A1 |
Disclosed is a method of preparing (S)-2-aminobutanamide by an enzymatic method, comprising using (R/S)-2-aminobutyrate as raw material, resolving same under the action of an ester hydrolase to obtain (S)-2-aminobutyrate, and further per...
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WO/2021/253305A1 |
A preparation method for DL-lysine, comprising the following steps: stirring L-lysine hydrochloride, acetic acid and water and increasing the temperature to 70-80°C, keeping the temperature and stirring for 1-6 hours, carrying out filte...
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WO/2021/255387A1 |
The invention mainly concerns a method for producing aminocarboxylic acid having the following formula (I): NH3‐CH2‐(CH2)n‐COOH (I) in which n is an integer from 7 to 12, comprising the following steps: (i) reacting the unsaturated...
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WO/2021/227077A1 |
Provided are an amino acid composition and a method for producing an amino acid by means of energy radiation. The method comprises bringing a nanostructured catalyst, at least one nitrogen-containing source, at least one hydrogen-contain...
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WO/2021/227436A1 |
The present invention belongs to the technical field of medicine synthesis, relates to an antifungal compound, and in particular relates to an antifungal compound, a synthesis method and the use thereof, wherein the antifungal compound i...
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WO/2021/227641A1 |
Provided is a method for preparing a chiral 4-aryl-β-amino acid derivative. The preparation method comprises hydrogenating an enamine compound having a structure as shown in Formula III in an organic solvent in the presence of a catalys...
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WO/2021/226845A1 |
The present application provides a chelating agent, a cleaning agent and a method for preparing the chelating agent. The chelating agent has a general structural formula as shown in formula (I), wherein: R1, R2, R3 and R4 are alkyl group...
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WO/2021/071033A9 |
The present invention relates to a method for preparing diethylamino hydroxybenzoyl hexyl benzoate and, specifically, to: a method for preparing diethylamino hydroxybenzoyl hexyl benzoate, which has a simple preparation process and can b...
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WO/2021/175701A1 |
A process for making a complexing agent with an enantiomeric excess of at least 60%, wherein said process comprises the following steps: (a) reacting an aqueous slurry of alanine with an enantiomeric excess of at least 60% with formaldeh...
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WO/2021/170695A1 |
The present invention relates to a process for isolating 2-(4'-diethylamino-2'-hydroxybenzoyl)benzoic acid hexyl ester with a high purity and low phthalic acid dialkyl ester content.
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WO/2021/165144A1 |
Process for making solid methylglycine diacetate (MGDA) alkali metal salt (A), said process comprising the steps of (a) providing a 40 to 60% by weight aqueous solution of said salt (A) having a temperature in the range of from 50 to 90...
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WO/2021/148934A1 |
The present invention relates to the process of reduction of compound of formula (II) by using a transition metal complex (Z) as a catalyst for hydrogenation reactions to get compound of formula (I). More particularly, the present invent...
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WO/2021/135127A1 |
A method for synthesizing (2S,3S)-3-amino-bicyclo[2.2.2]octane-2-carboxylate, belonging to the field of pharmaceutical intermediate synthesis. The method is used to solve the problems of high preparation cost and low material safety of (...
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WO/2021/130163A1 |
The invention relates to a process for the preparation of Melphalan (4-[bis(2-5 chloroethyl)amino]-L-phenylalanine of formula (I) said process comprising the reaction of a 4-amino-L-phenylalanine protected at the carboxy and amino aminoa...
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WO/2021/127743A1 |
The present disclosure relates to substituted hydroxystilbene compounds and derivatives, specifically 2-substituted hydroxystilbene compounds and derivatives, the synthesis of such compounds and their use in therapy.
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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/2021/126549A1 |
A magnesium citrate glycinate co-salt has a formula of Mg2C8H9NO9 - X H2O and a suggested structure of Formula I. The magnesium citrate glycinate co-salt has an apparent density of 1740 kg/m3 and is compressible in a range of compression...
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WO/2021/122941A1 |
The present invention relates to the calcium complex of (4RS)(4-carboxy-5,8,11- tris(carboxymethyl)-1-phenyl-2-oxa-5,8,11-triazatridecan-13-
oato(5-))pentahydrogen (BOPTA) in the form of a salt, to the process for its preparation and to ...
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WO/2021/124066A1 |
The present invention relates to a process for the preparation of brivaracetam, a compound of formula I and salts thereof. The present invention also relates to a compound of formula II and a compound of formula IIA, process for its prep...
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WO/2021/111475A1 |
The present disclosure relates to a process for preparing tranexamic acid, the process comprising: a reacting a compound of Formula IV with at least one azidating agent to obtain a compound of Formula III, reducing the compound of Formul...
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WO/2021/107451A1 |
The present application provides a branched-chain amino acid crystallization method capable of sustainably cycling ammonia, and branched-chain amino acid crystals produced by the method.
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