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Matches 1 - 50 out of 7,344

Document Document Title
WO/2018/118319A1
One exemplary embodiment can be a process for oxidizing one or more thiol compounds from an alkaline stream. The process may include passing a mixed stream having the alkaline stream to a vessel having an oxidation section, a separation ...  
WO/2018/118689A1
One exemplary embodiment can be a process for oxidizing one or more thiol compounds from an alkaline stream. The process may include passing a mixed stream having the alkaline stream to a vessel having an oxidation section, a separation ...  
WO/2018/114640A1
The present invention relates to a method for preparing methionine or methionine salts. In particular, the invention describes the step of preparing 2-hydroxy-4-(methylthio)butyronitrile (MMP-CN) from 3-methylthiopropanal (MMP) and hydro...  
WO/2018/100019A1
The invention relates to thioether-compounds of formula (I), wherein R1, R2, X, A1, m and Z1 are defined as cited in claim 1, to their production, their use as components in liquid crystal media and to electrooptic display elements conta...  
WO/2018/100008A1
The present invention relates to a process for the preparation of freeze-dried 2-[(3-aminopropyl)amino]ethanethiol comprising the following steps: a) the reaction of a solution of amifostine with a strong acid, to obtain a solution of 2-...  
WO/2018/094960A1
The present invention relates to a cinnamic acid benzoyl methyl ester compound of formula (I), wherein R1, R2, R3, R4, R5, R6, R7, R8, R9, R10, R11, R12, R13 and R14 are as defined in the description. The present invention also relates t...  
WO/2018/072262A1
The present invention relates to a polythioether PVC co-stabiliser and a preparation method and an application thereof, the preparation method comprising the following steps: mixing a mercapto compound, an oxidant, and a reflux solvent, ...  
WO/2018/073157A1
The invention relates to a method for producing 3-alkylsulfanyl-2-chloro-N-(1-alkyl-1H-tetrazol-5-yl)-4-trif luoromethyl-benzamides of formula (I). In said formula, the substituents R1 and R2 represent residues such as alkyl and substitu...  
WO/2018/070543A1
The purpose of the present invention is to provide a method for producing a phosphoramidite suitable for nucleic acid production (synthesis) with high efficiency and high purity. A phosphoramidite which allows for efficient nucleic acid ...  
WO/2018/058534A1
The present invention relates to the field of medicinal chemistry. Disclosed are a pleuromutilin derivative having a 2-amino phenyl mercaptan side chain, a preparation method therefor, and uses thereof. The compound has the structures re...  
WO/2018/049016A1
The present invention discloses processes for producing a thiol compound or a sulfide compound from an olefin compound. Diphenylamine or a phenol compound can be used to increase the rate of conversion of the olefin compound to the thiol...  
WO/2018/043896A1
One embodiment relates to a polythiol composition for an optical material and a method for preparing same. According to the method for preparing the polythiol composition, according to the embodiment, a side-reaction is inhibited when pr...  
WO/2018/043901A1
One embodiment relates to a method for preparing a polythiol compound for an optical material. According to the method for preparing a polythiol compound, according to the embodiment, a particular type of base is used in a hydrolysis pro...  
WO/2018/041245A1
Disclosed are an amino mercaptan compound and a preparation method therefor and the use thereof in protection against radiation. The compound has the structure of formula I, wherein A1 is selected from -C(O)NR8-, -S(O)2-NR8-, -S(O)NR8- a...  
WO/2018/035316A1
Disclosed herein are systems and processes involving the catalyzed cleavage reaction of dimethyl sulfide to methyl mercaptan. The catalyzed cleavage reaction can be a standalone system or process, or can be integrated with a methyl merca...  
WO/2018/030391A1
Provided is a polythiol compound manufacturing method including: obtaining a polyol compound represented by formula (1) by reacting 2-mercaptoethanol with 1.00-1.25 equivalent amount of epihalohydrin relative to 2-mercaptoethanol; and, s...  
WO/2018/028050A1
Disclosed is an asymmetric aryl-alkyl persulfate compound as represented by formula (3) and a synthesis method therefor, in which an arylboronic acid of formula (1) and R2SSCOR3 of formula (2) serve as reaction raw materials and, under t...  
WO/2018/026023A1
Provided are: a method for producing a polythiol compound, comprising reacting 2-mercaptoethanol with epihalohydrin, wherein the reaction is carried out in the presence of a halide selected from the group consisting of a 2,3-dihalogeno-1...  
WO/2018/021338A1
The present invention is a method for producing a specific α-amino acid in which a specific α-amino acid amide and water are reacted with each other in the presence of a zirconium compound, wherein the zirconium compound contains zirco...  
WO/2018/014880A1
Provided are a vortioxetine analogue as shown in formula I or a polymorph or a solvate thereof, a composition and a kit comprising the analogue, polymorph or solvate, the use of the analogue, polymorph or solvate in the preparation of a ...  
WO/2018/012803A1
An embodiment relates to an aromatic polythiol compound for an optical material, and the aromatic polythiol compound according to the embodiment contains a phenyl group and a plurality of sulfurs in a polythiol structure. Therefore, a po...  
WO/2018/003059A1
Provided is a method for preparing a polythiol compound, the method comprising: step 1 for reacting 2-mercaptoethanol, which has a water content of 3000 ppm or less on a mass basis, with epihalohydrin to obtain a halide represented by fo...  
WO/2017/206703A1
A methionine new crystal form I, the crystal form II having diffraction peaks at 21.751±0.2°, 22.168±0.2°, 21.186±0.2°, 25.426±0.2°, 18.395±0.2°, and 32.879±0.2° at the diffraction angle 2θ. The methionine crystal form I of ...  
WO/2017/206704A1
A methionine new crystal form II, the crystal form II having diffraction peaks at 22.304±0.2°, 33.757±0.2°, 45.674±0.2°, 28.104±0.2°, 18.615±0.2°, and 42.739±0.2° at the diffraction angle 2θ. The methionine crystal form II o...  
WO/2017/210070A1
The present invention generally relates to the manufacture of methyl mercaptan using recycled dimethyl sulfide. In particular, the invention relates to a process for the continuous production of methyl mercaptan via the catalytic convers...  
WO/2017/206801A1
Disclosed are a class of diarylsulfide derivatives, a preparation method therefor, and the use thereof as a serotonin transporter-targeted imaging agent, belonging to the field of radiopharmaceutical chemistry. The diarylsulfide derivati...  
WO/2017/209297A1
A compound represented by general formula (2) [wherein R1 and R2 are as defined above; and X represents a halogen atom] is reacted in the presence of a palladium catalyst and a base. In this manner, it becomes possible to synthesize a tr...  
WO/2017/191196A1
There is provided a method of producing a method of producing methionine, the method comprising - contacting vinylglycine or derivatives thereof with at least one free radical methyl mercaptanin a reaction medium.  
WO/2017/191195A1
There is provided a method of producing at least one unsaturated amino acid from at least one amino acid comprising at least two carbonyl groups, the method comprising (a) contacting a recombinant microbial cell with a medium comprising ...  
WO/2017/186969A1
The present invention relates to a method of radiochemical synthesis which is useful in the synthesis of a positron emission tomography (PET) tracer.  
WO/2017/176321A1
The present invention discloses thiol compositions containing monothiotricyclodecenes, dithiotricyclodecanes, and intermolecular sulfide compounds, as well as mining chemical collector compositions containing such thiol compositions. Flo...  
WO/2017/170952A1
The present invention relates to: a novel compound that is useful as a ligand in a variety of catalytic organic synthetic reactions; a method for easily and efficiently producing said novel compound; a synthetic intermediate of said nove...  
WO/2017/161556A1
A process for recovering oil by injecting an enhanced oil recovery formulation comprising of from 80 to 95% by weight of carbon dioxide and of from 5 to 20% by weight of dimethyl sulfide comprising (i) reacting carbon with oxygen in the ...  
WO/2017/159552A1
A high-purity polyfunctional thiol compound is obtained by a method for producing a polyfunctional thiol compound, the method including a step for reacting a compound represented by general formula (11) and a compound represented by HN(R...  
WO/2017/159839A1
A method for producing a (poly)sulfide compound represented by general formula (2) according to the present invention comprises reacting thiol compounds each represented by general formula (1) with each other in the presence of a basic c...  
WO/2017/152539A1
Provided are a 4-sulfur pentafluoride phenol compound and a preparation method therefor, and a preparation method for a sulfur pentafluoride substituted benzopyran compound. According to the present invention, sulfur pentafluoride salicy...  
WO/2017/150478A1
[Problem] To provide an industrially preferred method for producing a sulfoxide derivative. [Solution] A method for producing a sulfoxide derivative represented by general formula (1), the method being characterized in that a sulfide der...  
WO/2017/140665A1
The present invention relates to a method for preparing 3-methylthiopropionaldehyde by reacting methyl mercaptan with acrolein, in which deviations in the stoichiometry of methyl mercaptan to acrolein in the reaction to give 3-methylthio...  
WO/2017/128860A1
The present invention discloses a carboxamide or amine compound, a preparation method thereof, and application thereof as a stable and efficient antioxidative stabilizer, and relates to the technical field of novel antioxidative stabiliz...  
WO/2017/130798A1
Disclosed is a polyarylene sulfide resin having a main chain including a structural unit represented by general formula (1.1). No absorption peak derived from the S=O stretching vibration of a sulfonyl group is observed in the infrared a...  
WO/2017/125673A1
The invention relates to a method for preparing a compound (I) or one of the salts thereof, and the uses of said method, R1OOC-C(=X)-CHR2 R3 (I), wherein X is selected among O; N-R', wherein R' is H or a C1-C6 alkyl; and N-OR'' wherein R...  
WO/2017/122822A1
The present invention addresses the problem of providing an industrially advantageous method for producing an optically active amidocarboxylic acid derivative, which is an important intermediate of a depsipeptide compound expected to be ...  
WO/2017/114858A1
The present invention relates to a process for producing a catalyst which comprises at least one alkali metal and at least one transition metal in oxidised form, comprising the steps of a) providing a solution comprising at least one com...  
WO/2017/116540A1
Compositions comprising branched C10 mercaptans selected from the group consisting of 5-methyl-1-mercapto-nonane, 3-propyl-1-mercapto-heptane, 4-ethyl-1-mercapto-octane, 2-butyl-1-mercapto-hexane, 5-methyl-2-mercapto-nonane, 3-propyl-2-m...  
WO/2017/116541A1
A chain transfer agent composition comprises at least one branched C10 mercaptan selected from 5-methyl-1-mercapto-nonane, 3-propyl-1-mercapto-heptane, 4-ethyl-1-mercapto-octane, 2-butyl-1-mercapto-hexane, 5-methyl-2-mercapto-nonane, 3-p...  
WO/2017/116540A9
Compositions comprising branched C10 mercaptans selected from the group consisting of 5-methyl-1-mercapto-nonane, 3-propyl-1-mercapto-heptane, 4-ethyl-1-mercapto-octane, 2-butyl-1-mercapto-hexane, 5-methyl-2-mercapto-nonane, 3-propyl-2-m...  
WO/2017/116541A9
A chain transfer agent composition comprises at least one branched C10 mercaptan selected from 5-methyl-1-mercapto-nonane, 3-propyl-1-mercapto-heptane, 4-ethyl-1-mercapto-octane, 2-butyl-1-mercapto-hexane, 5-methyl-2-mercapto-nonane, 3-p...  
WO/2017/104273A1
The present invention addresses the problem of providing a dialkyl sulfide which makes it possible to form a metal sulfide coating film on the surface of a metal effectively even under low-temperature environments, has excellent storage ...  
WO/2017/100602A1
Disclosed herein are methods of preparing an aminimide. An epoxy compound is reacted with a hydrazine compound comprising a trivalent nitrogen, and an anhydride functional material or a cyclic compound containing a carbonyl group and at ...  
WO/2017/095873A1
A process includes reacting, in a reactor having a fixed bed containing a solid catalyst which contains a heterogeneous ion exchange resin, hydrogen sulfide and ethylene oxide in the presence of the solid catalyst to yield a reaction pro...  

Matches 1 - 50 out of 7,344