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Matches 301 - 350 out of 7,063

Document Document Title
WO/2017/209199A1
The present invention relates to a method for producing an acid dianhydride, which is characterized in that at least one of the two operations (A) and (B) described below is performed when an olefin compound is reacted with carbon monoxi...  
WO/2017/197870A1
The present invention belongs to a method for preparing p-carboxybenzene sulfonamide. A method for oxidatively synthesizing p-carboxybenzene sulfonamide by means of oxygen. The method comprises: oxygen is taken as an oxidizing agent, an ...  
WO/2017/197670A1
Disclosed in the present application is a method for synthesizing a 1,2-dimethylene cyclobutane chiral compound. The 1,2-dimethylene cyclobutane chiral compound is synthesized from an allenylamine compound in the presence of a rhodium co...  
WO/2017/191932A1
Provided are a novel water-soluble diacetylene monomer, a photolithography composition comprising the water-soluble diacetylene monomer and a conductive polymer, and a fine pattern preparation method using same. The water-soluble diacety...  
WO/2017/179026A1
Method and unit for reducing dioxane produced as a result of sulfonation of alcohol ether sulfates, said reduction being carried out by at least one distillation step in at least one flash evaporator tank under vacuum. It involves supply...  
WO/2017/175177A1
Oxathiazin-like compounds, processes for making new oxathiazin-like compounds, compounds useful for making oxathiazin-like compounds, and their uses are disclosed. Processes for efficient and safe manufacture of compounds useful for maki...  
WO/2017/168401A1
The present invention relates to a process for the preparation of amorphous Selexipag from Selexipag crystalline salts using a solvent.  
WO/2017/162545A1
The invention relates to a method for producing acrylamido tertiary-butyl sulfonic acid by determining the water content of a water-containing acrylonitrile and mixing the water-containing acrylonitrile with oleum, the dissolved sulfur t...  
WO/2017/150244A1
In the present invention, a perfluoroalkane sulfonyl imide acid metal salt is produced by reacting a perfluoroalkane sulfonyl halide with an organic base and ammonia or an ammonium halide to obtain a mixture containing "a salt or a compl...  
WO/2017/151330A1
The present invention discloses a process and catalysts for producing taurine by catalytic ammonolysis of alkali ditaurinate, alkali tritaurinate, and their mixture. Useful catalysts are the ammonium and alkali salts of sulfate, bisulfat...  
WO/2017/145716A1
In this production method according to the present disclosure, a 1,1'-binaphthyl derivative precursor having, at each of the 2-position and 2'-position of a 1,1'-binaphthyl skeleton, an electron-donating group including an oxygen atom di...  
WO/2017/138068A1
The present invention relates to: a method for producing a compound represented by formula (1), which comprises a step for hydrolyzing a compound represented by formula (2) under acidic or basic conditions, a step for reacting a compound...  
WO/2017/133675A1
The present invention relates to a method for preparing a high-purity cyclohexenone long-chain alcohol represented by formula I. The compound represented by formula I is prepared by using metal-mediated Barbier reaction. The method of th...  
WO/2017/124835A1
The present invention discloses a compound (I) having 1-sulfonamido-4-aryloxy as a basic backbone. A preliminary activity test showed that the compound of the present invention provides excellent interference of a binding of NRF2 by KEAP...  
WO/2017/126851A1
The present invention relates to a method for preparing lithium fluorosulfonylimide and, particularly, provides a method for preparing lithium fluorosulfonylimide from a mixture containing a fluorosulfonylimide inorganic salt, a lithium ...  
WO/2017/119666A1
The present invention relates to a chiral resolution method for a stereoisomeric mixture, the method comprising a step for mixing a stereoisomeric mixture of a compound, in which an amine group is attached to an asymmetric carbon atom, a...  
WO/2017/118882A1
The present invention relates to process for preparation of Isosulfan blue (Formula I) substantially free from desethyl impurity. (I)  
WO/2017/111598A1
The invention relates to a method for preparing a compound comprising two phenyl groups by reacting a bisfuranic compound with a dienophile; and to such compounds.  
WO/2017/104589A1
Provided is a method for producing a perfluoroalkylated compound at low cost, safely and with high efficiency. A method for producing a perfluoroalkylated compound, comprising reacting a bis(perfluoroalkanoyl)peroxide with a compound tha...  
WO/2017/093279A1
The present invention relates to a process for preparing alkanesulphonic acid by oxidizing an alkyl mercaptan, a dialkyl disulphide and/or a dialkyl polysulphide having three to nine sulphur atoms with an oxidizing agent, wherein additio...  
WO/2017/096333A1
The present invention provides a process for producing hydrogen bis(fluorosulfonyl)- imide (HFSI) by fluorination of a liquid hydrogen bis(chlorosulfonyl)imide (HCSI) using a gaseous hydrogen fluoride. In some embodiments, HFSI that is p...  
WO/2017/088819A1
The present application relates to a preparation method of intermediate compounds with formula II and formula III of a compound (N-{3-[3-(9H-purin-6-yl) pyridin-2-ylamino]-4-chloro-2-fluorophenyl}-3-fluoropropane- 1-sulfonamide) for regu...  
WO/2017/080831A1
The invention relates to a method for the preparation of bis(fluorosulfonyl)-imide, the method starts from bis(chlorosulfonyl)-imide or its respective derivatives, which is reacted with HF in the presence of chlorosulfonyl isocyanate, an...  
WO/2017/080991A1
The invention relates to a method for purifying alkanesulfonic acids, having the following steps: (a) distilling a melt which contains raw alkanesulfonic acid (1) in order to completely or partly separate low-boiling constituents, wherei...  
WO/2017/080994A1
The invention relates to a process for reprocessing alkane sulfonic acid, which is used in a chemical process as an agent, catalyst, or solvent, which comprises the following steps: (a) separating a stream containing alkane sulfonic acid...  
WO/2017/074220A1
The invention relates to methods for producing fluorinated acid esters, particularly bromodifluoroacetic acid and especially ethyl bromodifluoroacetate. Ethyl bromodifluoroacetate is an important reaction intermediate in the synthesis of...  
WO/2017/063155A1
The present invention provides compounds of formula I. The present invention also provides a preparation method for the compounds and a medicine composition comprising the compounds. The medicine composition can be used for treating a bo...  
WO/2017/049343A1
The present invention relates novel methods of synthesizing terphenyl compounds and in particular to novel methods for the synthesis of a compound of Formula I or intermediates thereof.  
WO/2017/050092A1
Provided is a method for preparing an intermediate of formula II for odanacatib, comprising a step of reducing the compound of formula II to a compound of formula IA, wherein the reduction is performed by adding a metal chloride and a me...  
WO/2017/046546A1
The invention relates to a method for producing 2-acrylamido-2-methylpropane sulfonic acid. Said method consists in reacting together acrylonitrile, fuming sulphuric acid and isobutylene. It is characterised in that the isobutylene conta...  
WO/2017/041665A1
Provided are a 3-(N,N-disubstituted amino group) propanamide derivative shown in a general formula (I) and a pharmaceutically acceptable salt thereof. Also provided are a 3-(N,N-disubstituted amino group) propanamide compound and a prepa...  
WO/2017/031599A1
A quaternary ammonium sulfonamide compound of formula (I): wherein R = (II), C1-C3 linear or branched alkyl, R1 and R2 are the same or different and selected from C1 to C18 linear or branched alkyl, R3 and R4 are the same or different an...  
WO/2017/023664A1
Methods of making an alpha-olefin sulfonic dimer acid (AOS dimer acid) are disclosed. In one method, an alpha-olefin is sulfonated, preferably with sulfur trioxide, to produce a mixture comprising an alpha-olefin sulfonic acid (AOS acid)...  
WO/2017/016943A1
A method for the obtainment of an ester or a halide of a fluorinated sulfonic acid from an salt of a sulfonic acid is herein disclosed. The method is particularly useful for recovering waste sulfonate salts from reaction mixtures obtaine...  
WO/2017/006929A1
The present invention makes it easy to obtain, with good yield and stereoselectivity, an optically active α-tetrasubstituted α-amino nitrile derivative, or an intermediate for the synthesis of said derivative, by reacting a cyanometala...  
WO/2017/003026A1
The present invention relates to a method for preparing N-(4-acetyl-2,6-difluorophenyl)methanesulfonamide, the method comprising a step of reacting 3,4,5-trifluoroacetophenone and methanesulfonamide in the presence of a nitrile solvent. ...  
WO/2016/198374A1
Substituted aromatic sulfonamides of formula (I) pharmaceutical compositions and combinations comprising said compounds and the use of said compounds for manufacturing a pharmaceutical composition for the treatment or prophylaxis of a di...  
WO/2016/197398A1
Disclosed are a sulfonic acid inner salt compound of amidine and a preparation method therefor. The product of a sulfonic acid inner salt of amidine is obtained and synthesized by adopting an o-aminobenzenesulfonyl chloride compound and ...  
WO/2016/194881A1
A method for producing an alkylamine derivative represented by formula (I) and having a urea bond or a salt of the alkylamine derivative, which comprises steps (a) and (b) described below. Step (a): (drawing) Step (b): a step for elimina...  
WO/2016/188806A1
The present invention relates to beta-naphthol ether sulphonic acids or their salts having general formula (I) R-O-(AO) n-CH2-CH2-S(O)3M (I), in which R, AO, n and M have the meaning given in the claims and the description, mixtures ther...  
WO/2016/177765A1
The invention relates to a method for the preparation of bis(fluorosulfonyl)-imide and its derivatives at elevated temperature.  
WO/2016/177817A1
Compositions suitable for enhanced oil recovery comprising a) a mixture of a-sulfocarbonyl compounds of formulae (1 ) and (2) in a mixture ratio (1) to (2) of from 1:99 to 99:1 wherein R1, R3 and R5, which may be the same or different at...  
WO/2016/167361A1
The purpose of the present invention is to provide a novel method for producing an organic compound substantially free of Pd in an inexpensive and simple manner. The present invention pertains to a method for producing an organic compoun...  
WO/2016/162299A1
The invention relates to a method for producing compounds of formula (Ia), in particular to a method for producing N-[4-(cyclopropylcarbamoyl)phenylsulfonyl]-2-methoxybenzamid e.  
WO/2016/093688A9
The invention relates to the production and use of hydroxysultaine- and sulfobetaine-based geminal zwitterionic liquids as agents for modifying the wettability of rock, such as limestone, dolomite, sandstone, quartz or heterogeneous lith...  
WO/2016/141563A1
The present invention aims to provide a novel alicyclic epoxide that is useful as a raw material of 2-hydroxyl-4-oxa-5-thia tricycle[4.2.1.03,7] nonane derivative. The alicyclic epoxide of the present invention is a compound represented ...  
WO/2016/143637A1
[Problem] The present invention addresses the problem of providing a new method that is for manufacturing a primary amine through catalytic hydrogen reduction of a nitrile and that enables obtaining of a primary amine with high selectivi...  
WO/2016/139161A1
The present invention relates to a new process for preparing 3-chloro-2-vinylphenylsulfonate derivatives.  
WO/2016/135151A1
The present invention relates to the fields of organic electronics and photonics. More particularly, the present invention relates to fluorescent charge-transfer compounds emitting in the visible spectral range from blue to red, comprisi...  
WO/2016/133317A1
The present specification relates to a chiral resolution method of a stereoisomer mixture, comprising a step of mixing a stereoisomer mixture of compounds, in which an amine group is bound to an asymmetric carbon atom, with a chiral auxi...  

Matches 301 - 350 out of 7,063