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Matches 1 - 50 out of 5,385

Document Document Title
WO/2022/168650A1
Provided are a novel homocysteine derivative and a method for producing the same, a composition comprising the compound, and an anti-inflammatory agent comprising the compound and/or the composition. A compound represented by formula 1.  
WO/2022/169363A1
The invention provides a method for the extraction of an organic acid (10) from a mixture (110), the method comprising: an extraction stage comprising providing the mixture (110) to a sorbent (150); an elution stage comprising passing an...  
WO/2022/166837A1
Disclosed are an aryl sulfide, a synthesis method therefor, and an application thereof. The aryl sulfide is a compound of the structure represented by formula I or an agriculturally acceptable salt thereof. The aryl sulfide and the agric...  
WO/2022/164840A1
A catalyst composition for converting an alcohol to olefins, the catalyst composition comprising the following components: (a) a support (e.g., particles) comprising silicon and oxygen; (b) at least one of copper and silver residing on a...  
WO/2022/156005A1
The present invention relates to the field of fine chemical engineering, and in particular, to a method for preparing an α-acyloxy-thioether derivative. The technical key points are as follows: compound A, carboxylic acid B, a sodium sa...  
WO/2022/144292A1
The invention relates in particular to a process for the preparation of DL/LD-methionine diketopiperazine (I) characterized in that a DD/LL-methionylmethionine-containing aqueous solution or suspension, which has a pH of 3 to 7, measured...  
WO/2022/129802A1
The present invention relates to a method for producing methyl mercaptan, comprising the following steps: A) methanol is reacted with hydrogen sulfide to form a stream (M), preferably in the gas state, comprising methyl mercaptan, unreac...  
WO/2022/129801A1
The present invention relates to a method for drying methyl mercaptan, in particular by azeotropic distillation, comprising the following steps: 1) a stream (A) comprising methyl mercaptan and water is introduced into a distillation colu...  
WO/2022/117951A1
The present invention relates to a method for synthesising functionalised mercaptan, comprising the reaction between a compound of formula R2-X-C*H(NR1R7)-(CH2)n-G (II) and H2S in the presence of at least one enzyme chosen from among the...  
WO/2022/116596A1
The invention relates to a concrete micro-foaming agent. The concrete micro-foaming agent contains the following components in parts by weight: 100-150 parts of a sulfonating agent, 0-100 parts of an alkaline agent, 100-200 parts of a un...  
WO/2022/107830A1
The present invention provides a method for producing a thiourethane resin starting material, the method comprising a reaction step for bringing a composition X containing a thiourethane resin and impurities into contact with an active h...  
WO/2022/101632A1
The present disclosure describes, in part, a polymer, for example a thermoplastic polyurethane elastomer, comprising one or more subunits comprising (i) at least one dianhydrohexitole moiety (ii) at least one urethane moiety and (ill) a ...  
WO/2022/084633A1
The invention relates to a preparation of a compound of formula (I), [Chem 1] CH3XCH2CH2C(NH2)COOH (I) wherein X represents S or Se, by catalytic conversion of a compound of formula (II) [Chem 2] CH3XCH2CH2C(Y)CN (II) wherein X represent...  
WO/2022/084632A1
The invention relates to a method for preparing 2-hydroxy-4-methylthiobutyric acid (HMTBA) or 2-hydroxy-4-methylselenobutanoic acid (HMSeBA) by catalytic conversion of 2-hydroxy-4-methylthiobutyronitrile or of 2-hydroxy-4-methylselenobut...  
WO/2022/080409A1
The present disclosure pertains to: an ester compound that is a transesterification reactant between a polyol and a dicarboxylic acid ester having a disulfide bond and that has, in a molecule chain, a disulfide bond and has, at a termina...  
WO/2022/078940A1
The present invention relates to D,L-methionine, comprising based on the total weight of the D,L- methionine from 15 to less than 50 wt.-% of the D,L-methionine with a particle size from more than 0 to less 150 micrometer, from 50 to les...  
WO/2022/076420A1
Methods for synthesizing a mercaptan compound include the steps of contacting a nickel-molybdenum catalyst with H2S at a sulfiding temperature of less than or equal to 235°C to form a supported sulfur-containing catalyst, and then conta...  
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/2022/065802A1
A polythiol composition according to exemplified embodiments comprises a first polythiol compound, and a second polythiol compound having a larger molecular weight than the first polythiol compound and having a number of functional group...  
WO/2022/056700A1
A photosensitive resin and a photoresist composition using same. The photosensitive resin comprises resin-type photosensitive anions and sulfonium salt cations, wherein in the structural formula of the resin-type photosensitive anion, R1...  
WO/2022/051804A1
Compounds of Formula (A) and methods for use as agricultural chemicals, including herbicides. Formula (A)  
WO/2022/050662A1
A polythiol composition according to exemplary examples comprises a tetrafunctional polythiol compound, and a sub-polythiol compound including a compound represented by C13H28S9 and a compound represented by C15H32S10. The proportion of ...  
WO/2022/041739A1
The present invention belongs to the technical field of quaternary ammonium salt compounds, and specifically relates to a degradable quaternary ammonium salt compound. The structural general formula of the quaternary ammonium salt compou...  
WO/2022/034514A1
The present invention provides a process for the preparation of clethodim by reacting 5-[2-(ethylthio)propyl]-2-(1-oxopropyl)-1,3-cyclohexanedione with O-(3-chloro-2-propen-1-yl)hydroxylamine in the absence of a solvent. A continuous fl...  
WO/2022/018352A1
The present invention relates to a method for synthesising functionalised mercaptans, essentially in the absence of oxygen, as well as a composition particularly for implementing said method. The functionalised mercaptans have the follow...  
WO/2022/012036A1
The present invention relates to the technical field of fine chemical industry. Disclosed is a method for preparing asymmetric disulfide. The specific steps comprise: using 3-methylthio-N-phenylpropionamide and diphenyl disulfide as raw ...  
WO/2022/008505A1
The present invention relates to a process for preparing 3-methylthiopropionaldehyde, comprising the steps of a) providing a liquid stream (1) comprising methyl mercaptan and/or the hemi thioacetal formed from 3-methylthiopropionaldehyde...  
WO/2021/252273A1
Continuous photochemical production of high purity linear mercaptan and sulfide-containing compositions.  
WO/2020/249120A9
Disclosed is the use of aminothiol compounds as a cerebral nerve or heart protective agent, in particular in the prevention and/or treatment of cardiovascular and cerebrovascular diseases, such as heart and cerebral ischemia/reperfusion ...  
WO/2021/246349A1
This method for producing a thiol compound comprises a light irradiation step in which a thiol compound having a color or a composition including said thiol compound is irradiated with light. In the light irradiation step, the compositio...  
WO/2021/219375A1
An effective process of making Ν,Ν'-diacetyl-L-Cystine ("NDAC"), which process is fast, green, does not require labor-intensive isolation or purification of the product, by yielding products in desired ratio, and has improved yield and...  
WO/2021/221059A1
The present invention provides a method for producing a monosulfoxide derivative.  
WO/2021/219377A1
A process of making Ν,Ν'-diacetyl-L-Cystine disodium salt, the process comprising: (i) Mixing hydroxy alkane (between 0.5-100L, preferably between 0.5-10L, more preferably between 1-3L, most preferably 1 L per mol of cystine) with a so...  
WO/2021/214243A1
The present invention relates to a method for preparing a compound T having a thioether group from a compound D having a disulfide group in the presence of a carbene.  
WO/2021/216029A1
The present invention provides an improved process for preparing DTEA HCl from decene and cysteamine HCl by using a catalyst, solvent and a Co- solvent to aid the reaction and provide low temperature stabilization of the resulting produc...  
WO/2021/206269A1
A thiol-based composition for an optical material according to the present invention is characterized by including a compound of chemical formula 1 and a compound of chemical formula 2.  
WO/2021/200487A1
Disclosed is a method for producing a trisulfide compound or a selenotrisulfide compound. This production method includes: a step for oxidizing a disulfide compound with an oxidizing agent to obtain a sulfoxide compound; and a step for r...  
WO/2021/191219A1
The present invention relates to novel inhibitors of metallo-p-lactamases of formula (I) wherein R1 is an optionally substituted aryl group or an optionally substituted heteroaryl group, and the use thereof in the treatment of bacterial ...  
WO/2021/181029A1
The present invention relates to a chemoenzymatic process for coproducing a disulfide and a sulfoxide or a sulfone from a composition M comprising: 1) a sulfide, 2) optionally an oxidizing agent, 3) an organic compound bearing at least o...  
WO/2021/177000A1
A method for producing a fluorine-containing olefin by causing a reaction between a second olefin and a first olefin represented by formula (1) in the presence of a ruthenium compound represented by formula (X).  
WO/2021/168988A1
The present invention provides a synthesis method for a fluorine-containing chiral amine compound. The synthesis method comprises: reacting an amino donor with a fluorine-containing dihydroxy ketal compound under the catalysis of transam...  
WO/2021/157701A1
Provided are: a thiourethane resin starting material production method comprising a step in which a thiourethane resin and an active hydrogen compound are reacted to produce a thiourethane resin starting material; and a use for the thiou...  
WO/2021/157702A1
A polyamine compound production method comprising: a first step in which a thiourethane resin and an amine compound A are reacted to produce a polyurea compound; and a second step in which the polyurea compound and an amine compound B ar...  
WO/2021/154143A1
The invention concerns a method for treatment of a stream of mixed compounds (4a) obtained from a process (3) comprising decomposition and/or conversion of a wood or pulp material, the method comprising: feeding the stream (4a-4e) throug...  
WO/2021/149814A1
The present invention provides a catalyst containing a Brønsted acid as a novel means capable of producing an amide compound by highly stereoselectively and/or highly efficiently causing an amidation reaction in a variety of substrates ...  
WO/2021/145403A1
[Problem] To provide a labeled fatty acid derivative for diagnostic imaging that enables the quantification of myocardial fatty acid metabolic activity. [Solution] The inventors, engaging in diligent research into methods that enable the...  
WO/2021/143617A1
The present invention provides a cyclohexadiene oxime ether compound having the following structural formula: (I) or (II) or (III); group R1 and group R3 are each selected from -H, an aliphatic substituent containing 1-6 carbon atoms, a ...  
WO/2021/135523A1
The present invention relates to an additive used in a methionine preparation process, and a methionine preparation method. The additive provided by the present invention is a mixture containing components A, B, and C; component A has a ...  
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.  
WO/2021/120895A1
The present invention relates to the technical field of sulphur-containing compounds, in particular to a method for preparing a polymercapto pentaerythrithiol derivative. A thiol compound prepared by the method of the present invention h...  

Matches 1 - 50 out of 5,385