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WO/2013/112001A1 |
The present invention relates to a method for producing a polythiol compound used in thioepoxy-based optical materials and to a copolymer composition, comprising the polythiol compound, for thioepoxy-based optical materials, and particul...
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WO/2013/105688A1 |
The present invention relates to a novel method for preparing 1-(1'-(carboxymethyl)cyclopropane methyl disulfonyl methyl)cyclopropane acetic acid and derivatives thereof which are precursors of 1-(mercaptomethyl)cyclopropane acetic acid,...
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WO/2013/097064A1 |
The present invention relates to an industrial method for producing diphenyl disulfide that may have a substituent, and to an industrially advantageous method for producing a high-purity disulfide with high yield and low environmental lo...
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WO/2013/092129A1 |
The present invention relates to a catalyst which comprises a support material and an oxidic composition containing at least one alkali metal and tungsten, a process for producing such catalysts and also a process for preparing alkyl mer...
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WO/2013/083934A1 |
The present invention relates to a novel liquid methionine compound, originating from the mother liquor from the crystallisation of methionine produced by fermentation, comprising between 30 and 50% methionine by weight and having a dry ...
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WO/2013/076968A1 |
This method for producing a β-mercaptocarboxylic acid represented by general formula (3) involves: a step of obtaining a reaction solution including a compound represented by general formula (2) by reacting, under atmospheric pressure, ...
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WO/2013/076969A1 |
This method for producing a β-mercaptocarboxylic acid involves: a step (a) of obtaining a reaction solution including a compound represented by general formula (2) and a compound represented by general formula (3) by reacting a compound...
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WO/2013/070402A1 |
Disclosed herein is a neutral or overbased salt of a sulfurized alkylhydroxyaromatic compound obtained by the process comprising the steps of (a) sulfurizing an alkylhydroxyaromatic compound derived from alkylation of a hydroxyaromatic c...
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WO/2013/069965A1 |
The present invention relates to a method for manufacturing a polythiol compound, and a polymerization composite for optical material comprising same, and particularly to a method for manufacturing a polythiol compound by reacting a trip...
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WO/2013/053940A1 |
The present invention provides a method for the synthesis of 18F-labelled biomolecules, which is amenable to automation. The present invention also provides a cassette for automating the method of the invention. The method of the present...
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WO/2013/053941A1 |
The present invention provides a method for the synthesis of 18F-labelled biomolecules, which is amenable to automation. The present invention also provides a cassette for automating the method of the invention. The method of the present...
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WO/2013/026739A1 |
The acid-catalysed esterification of mercaptoalkyl alcohols with carboxylic acids to give mercaptoalkyl carboxylates typically results in the formation of unwanted, usually sparingly soluble by-products. The process according to the inve...
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WO/2013/027843A1 |
Provided is a glucoside compound that can be produced inexpensively and is capable of imparting a phosphoramidite with which a nucleic acid can be produced at a high yield and high purity. The glucoside compound is represented by chemica...
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WO/2013/018626A1 |
An object of the present invention is to provide a new method for producing an ALPHA-ketoaldehyde compound from a 2-oxo-primary alcohol compound. The present invention provides a method for producing an ALPHA-ketoaldehyde compound includ...
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WO/2013/007712A1 |
A process for the preparation of a compound of formula (I): which are useful as intermediates in the preparation of i.a. pharmaceutically active compounds.
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WO/2012/171484A1 |
Disclosed is a substituted cyanoaniline compound or a salt thereof, wherein the compound has a structure represented by General Formula I. The compound of General Formula I has broad-spectrum fungicidal activity in the field of agricultu...
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WO/2012/155764A1 |
An α-diimine metal complex catalyst, wherein the metal may be nickel or palladium. The catalyst may be used for direct catalytic polymerization of olefins to provide the olefin polymer, further preparing the highly branched alkane mixtu...
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WO/2012/158122A1 |
The present invention is directed to a method of alkylating a thiol group (R-S-H) or seleno group (R-Se-H) in a target molecule wherein the method comprises: reacting a target molecule comprising at least one thiol group with a compound ...
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WO/2012/150747A1 |
The present invention relates to a method for manufacturing ajoene enhanced fat and oil using milk fat and a method for manufacturing butter containing ajoene comprising the steps of: preparing any one or more allicin containing garlic i...
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WO/2012/143412A1 |
The invention relates to a method for producing a purified solution containing L-cysteine from a fermentation broth containing L-cysteine. In said method, the fermentation broth containing L-cysteine, at a pH value from pH 6 to 9, is bro...
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WO/2012/134337A1 |
The invention relates to the chemical and pharmaceutical branches of industry and concerns the chemical functionalization of fullerene C60,and specifically the development of a method for producing a new class of sulfur-containing fuller...
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WO/2012/127996A1 |
The present invention provides a method for producing a 1,2-benzisothiazol-3-one compound whereby the alkyl halide by-product that is generated when a 2-(alkylthio)benzonitrile compound and a halogenation agent are reacted in the presenc...
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WO/2012/119507A1 |
Disclosed is a method for preparing 3-mercaptopropionate which comprises the addition of Na2SO3 in course of the reaction of H2S and S2R2, wherein R = -CH2CH2COOR1, and R1 is selected from C1-8 alkyl, aryl, C1-8 alkyl or C1-8 Naphthenic ...
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WO/2012/116942A1 |
The invention relates to a process for preparing aryl- and heteroarylacetic acids and derivatives thereof by reaction of aryl or heteroaryl halides with malonic diesters in the presence of a palladium catalyst, one or more bases and op...
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WO/2012/115236A1 |
Provided are a novel heterocyclic compound represented by formula (1), and a field-effect transistor having a semiconductor layer comprising the aforementioned compound. Also provided is a method for producing an intermediate enabling th...
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WO/2012/113665A1 |
The invention relates to a compound containing 86 to 97 wt % of 2-hydroxy-4-methylthio butyric acid nitrile, 2 to 14 wt % of water, 0.05 to 0.5 wt % of HCN and having a pH value from 1 to 4, measured with a pH electrode at 23°C. The inv...
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WO/2012/113664A1 |
The invention relates to a method for producing 2-hydroxy-4-(methylthio)butanenitrile, wherein 3-methylmercapto-propionaldehyde is reacted with hydrogen cyanide in the presence of a base as catalyst into nitrile in a main reaction zone, ...
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WO/2012/101526A1 |
The present invention relates to the selective elimination of propanal in acrolein-rich streams to produce acrolein and/or acrylic acid and/or acrylonitrile and/or methylmercaptopropionaldehyde containing low amount of propanal and/or pr...
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WO/2012/097550A1 |
Cyclohydrocarbyl formamide derivatives of general formula (I), preparation methods and uses thereof are provided. The present cyclohydrocarbyl formamide derivatives of general formula (I) target on the auxiliary protein Vif (Virus infect...
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WO/2012/096595A1 |
A palladium-copper catalyst for the homogeneous selective oxidation of thiols is proposed which combines a functional binuclear thiolate-bridged coordination compound of palladium(II) and a modifying thiolate complex of copper(I) and has...
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WO/2012/091159A1 |
The present invention provides a novel process for producing 2-oxo-4-methylthiobutanoic acid or salts thereof. A process for producing 2-oxo-4-methyl butanoic acid or salts thereof comprises a step (1) of reacting methanethiol and organi...
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WO/2012/091158A1 |
The present invention provides a novel process for producing 2-oxo-4-methylthiobutanoic acid or salts thereof. A process for producing 2-oxo-4-methylthiobutanoic acid or salts thereof comprises a step of reacting methanethiol metal salts...
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WO/2012/089518A1 |
The present invention relates to a process for preparing methylmercaptopropionaldehyde from gaseous acrolein and methyl mercaptan, characterized in that, in one process step, simultaneously, (a) gaseous acrolein is absorbed from a mixtur...
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WO/2012/085474A1 |
The present invention relates to a process for preparing chiral amino acids with excellent enantiomeric excesses.
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WO/2012/080178A1 |
The application relates to the preparation of thiophenols by reacting the corresponding disulfide with hydrogen in the presence of a heterogeneous transition metal hydrogenation catalyst. If the reaction is carried out in the presence of...
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WO/2012/081712A1 |
The present process can prepare a hydroxycarboxylic acid compound of Formula (1): or a salt thereof by reacting a ketocarboxylic acid compound of Formula (2): or a salt thereof and hydrogen in the presence of a transition metal catalyst,...
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WO/2012/077456A1 |
Provided is a method for simple, high-yield synthesis of ether, ester, and thioether that have a variety of functional groups. Specifically provided is a production method for ether, ester, or thioether, characterized by the reaction of ...
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WO/2012/076016A1 |
The present invention relates to the compound (E,Z)-ajoene of formula (1) for use in treatment of bacterial infections. Another aspect of the present invention is a composition comprising (E,Z)-ajoene of formula (1) and at least one anti...
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WO/2012/076560A1 |
The present invention provides a process for preparing primary amines, comprising the steps of A) providing a solution of a primary alcohol in a fluid, non-gaseous phase, B) contacting the phase with free ammonia and/or at least one ammo...
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WO/2012/073249A1 |
Disclosed herein is an efficient and economical process for the preparation of 3-Benzyloxybenzenethiol of formula-I which is a key intermediate for the preparation of pharmaceutical drugs. R' is hydrogen, halogen, trihalomethyl, lower al...
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WO/2012/066134A1 |
A process for preparing azomethines of the general formula (V) where R is an optionally substituted carbocyclic aromatic radical having 6 to 24 carbon atoms or an optionally substituted alkyl radical or an optionally substituted heteroar...
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WO/2012/062041A1 |
Disclosed are aromatic ketone compounds with para- or meso-substituted multifunctional groups as represented by the general formulae I-III, preparation methods thereof, and free-radical polymerization photoinitiators comprising the compo...
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WO/2012/056166A1 |
A continuous process for obtaining acrolein by catalytic dehydration of glycerol or glycerin, in the presence of an acid catalyst, wherein said process comprises the concomitant regeneration of said catalyst and is carried out in a fluid...
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WO/2012/047686A1 |
The present invention is a method for promoting hydrothiolation of an unactivated alkenes with a thiol using gallium triflate.
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WO/2012/042184A1 |
The present invention relates to a process for obtaining dialkyl disulphides from an alkyl mercaptan and a sulphur, in which a reaction intermediate present in the final disulphide is decomposed at the end of synthesis. This operation ma...
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WO/2012/034472A1 |
Cyano benzenedicarboxamide compounds of formula (I), preparing methods and as agricultural insecticides uses thereof. The compounds have broad-spectrum insecticidal activities.
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WO/2012/035017A1 |
A process for the preparation of a compound of formula (I) which are useful as intermediates in the preparation of pharmaceutically active compounds.
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WO/2012/033225A1 |
The present invention relates to a novel method for producing a pyridazinone compound and an intermediate thereof as shown in the following scheme: wherein the symbols are as defined in the specification.
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WO/2012/028162A1 |
A process for preparing compounds of the formula (4), wherein a mixture of an aniline (compound of the formula Q) is reacted with a thioether (compound of the formula W) in the presence of sulfuryl chloride as a chlorinating agent and of...
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WO/2012/026617A1 |
The present invention relates to a process for producing a carboxylic acid ester, comprising a step of oxidizing an aldehyde by mixing an alcohol, carbon dioxide, the aldehyde and at least one compound selected from the group consisting ...
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