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WO/2012/059436A2 |
The invention relates to novel compounds of formula (I), in which R1, R2, R3, R4, R5, Y, Q and G are defined as indicated above, to several methods and intermediate products for the production thereof and use thereof as herbicides and/or...
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WO/2012/054097A1 |
There is disclosed a process for making a mono-lithium salt of 5-sulfoisophthalic acid (LiSIPA) having less than 500 ppm sulfate. The process uses a reaction mixture of water, a lithium cation producing compound, and 5-sulfoisophthalic a...
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WO/2012/053565A1 |
Provided is a novel process for producing an optically active β-amino aldehyde compound from an imine compound. The present invention provides a process for producing an optically active β-amino aldehyde compound (3), which comprises a...
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WO/2012/049345A1 |
The invention relates to a method for capturing isocyanides. These systems can be used in the synthesis of organic compounds, in the chemical and pharmaceutical industry and in environmentally friendly chemical processes characteristic o...
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WO/2012/045849A1 |
The present invention relates to a new method for the preparation of (3S,3S') 4,4'-disulfanediylbis(3-aminobutane 1-sulfonic acid) in five steps from (S)-ethyl 2-(benzyloxycarbonylamino)-4-(neopentyloxysulfonyl)butanoate
A.
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WO/2012/039025A1 |
This process for producing a perfluoroalkylsulfonamide is characterized by reacting a perfluoroalkylsulfonyl halide or a perfluoroalkylsulfonic anhydride with ammonia water to obtain a liquid reaction mixture containing the ammonium salt...
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WO/2012/039024A1 |
Disclosed are a method and a device for recovering a perfluoroalkanesulfonyl fluoride, the method comprising bringing a gas consisting mainly of a perfluoroalkanesulfonyl fluoride represented by the general formula CnF2n+1SO2F (n is an i...
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WO/2012/033798A1 |
A process for the purification of fluoroalkanesulfonate salt comprising (a) contacting a mixture of said salt and an inorganic salt contaminant with a solvent to selectively dissolve said fluoroalkanesulfonate salt in solution, and (b) i...
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WO/2012/030181A2 |
The present invention relates to a compound for the preparation of a natural gas hydrate, and more specifically, to a method for using a multi-chain type surfactant having two or three hydrophobic groups and two sulfate or sulfonate grou...
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WO/2012/029411A1 |
Disclosed is a method for producing a biaryl compound represented by formula (2) shown below, which comprises a step wherein a compound represented by formula (1) shown below is coupled in the presence of an amine compound that has at le...
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WO/2012/027951A1 |
The invention relates to an intermediate used for preparation of imipenem medicine, a preparation method and use thereof. The said intermediate is shown in the structure of formula (I), wherein R1 is C1- C3 lower alkyl, nitryl, halogen, ...
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WO/2012/020513A1 |
This method for producing a fluorine-containing sulfonylimide compound ((Rf1SO2)(Rf2SO2)N•M) comprises: a first step of obtaining a reaction solution by reacting a perfluoroalkyl sulfonyl fluoride (Rf1SO2F) and ammonia; a second step o...
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WO/2012/010752A1 |
The invention relates to a process for preparing salts of formulae (RfSO3)n Xn+ (I) or [(RfSO2)(RSO2)N]nXn+ (II) in which: - Rf represents any radical comprising one or more fluorine atoms, - n is an integer varying from 1 to 6, - X is a...
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WO/2011/158255A1 |
The present invention provides a process for preparation of stable, free flowing, non-hygroscopic crystalline alpha form of Imatinib mesylate. The present invention also provides a pharmaceutical composition using the stable, free flowin...
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WO/2011/151669A1 |
The present invention relates to an economic and efficient process for producing enatiomerically enriched 3-(1-aminoethyl)phenyl derivative and employing the same to produce Rivastigmine or its pharmaceutically acceptable salt.
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WO/2011/148971A1 |
A process for the preparation of fluorine-containing sulfonyl imide compounds, which includes subjecting a mixture of a fluorine-containing sulfonyl imide compound represented by (Rf1SO2)(Rf2SO2)NH (1) and a sulfonic acid compound repres...
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WO/2011/148958A1 |
A process for the preparation of fluorine-containing imide compounds represented by (Rf1SO2)(Rf2SO2)NH, characterized by reacting a fluorine-containing sulfonic acid represented by Rf1SO3H with a fluorine-containing sulfonamide represent...
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WO/2011/148961A1 |
Disclosed is a method for producing a fluorine-containing imide compound, which uses inexpensive starting materials and is highly safe and highly productive. The fluorine-containing imide compound ((Rf1SO2)(Rf2SO2)NH) is produced by reac...
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WO/2011/111762A1 |
Disclosed are a novel binaphthyl derivative, a novel formylarene derivative and a method capable of producing diaryl derivatives having an asymmetric structure or formylarenes having two specific substituent groups. Using a diformyl-diar...
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WO/2011/108563A1 |
A heat-stable solution of an alkyl methanesulfonate in an aromatic organic solvent can be prepared by: reacting an alkyl alcohol with methanesulfonyl chloride in an aromatic organic solvent in the presence of a tertiary amine; and then s...
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WO/2011/107465A1 |
The invention relates to a method for producing 4-chlorobenzene sulphonic acid from 2-chlorobenzene sulphonic acid and/or 3-chlorobenzene sulphonic acid, comprising the reaction of 2-chlorobenzene sulphonic acid and/or 3-chlorobenzene su...
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WO/2011/104724A2 |
The present invention relates to a process for the preparation of triflic acid by chloroxidation.
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WO/2011/040497A9 |
Disclosed is a method wherein RH 2ORH 1SO2F is added to hydrofluoric acid so as to form a thick solution (hydrogen bonded complex) and the solution is directly supplied to a liquid phase reaction system in which an F2 gas is used, or alt...
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WO/2011/091719A1 |
Crystalline hydrates of alkyl acyl acetaldehyde sulfites, preparation methods and uses thereof. The molecular formula of the hydrates of alkyl acyl acetaldehyde sulfites is CnH2n+1C(O)CH2CH(OH)SO3M·mH2O, wherein n=8-14, m=0.2-1.5, M is ...
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WO/2011/093497A1 |
Provided is a plasma oxidation-reduction method with which it is possible to control the structure of amino acids and proteins with high and stable reproducibility, by using plasma in order to control the amino acids and proteins that ma...
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WO/2011/093371A1 |
A process for producing a perfluorobutanesulfonic acid salt (PFBS salt) is provided with which it is possible to attain an improvement in yield and a reduction in PFOS salt content. Electrolytic fluorination is conducted in an electrolyt...
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WO/2011/077941A1 |
A radiation-sensitive resin composition comprising: a compound (A) represented by general formula (A) (wherein R1 and R2 independently represent a substituted or unsubstituted univalent hydrocarbon group having 1 to 25 carbon atoms; X an...
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WO/2011/068732A2 |
A process for preparing a highly overbased magnesium alkyltoluene sulfonates comprising: (A) reacting at least one oil soluble alkyltoluene sulfonic acid and at least one source of magnesium, in the presence of a mixture comprising: (i) ...
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WO/2011/065502A1 |
Disclosed are: a method for producing a fluorosulfonyl imide salt, which is capable of reducing the impurity content and can be continuously performed for a long time; and a fluorosulfonyl imide salt. The fluorosulfonyl imide salt has a ...
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WO/2011/062988A2 |
A process for preparing an alkylaryl sulfonate comprising (a) reacting at least one meta-xylene compound with olefin or a mixture of olefins having from about 10 to about 20 carbon atoms, in the presence of an acid catalyst, wherein the ...
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WO/2011/058789A1 |
Disclosed is a quinonediazide photosensitizer solution comprising a quinonediazide photosensitizer dissolved in an organic solvent so that the precipitation of the quinonediazide photosensitizer from a positive-type resist composition ca...
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WO/2011/058915A1 |
Disclosed is a process for producing a high-purity aromatic sulfonyl chloride compound readily, on an industrial scale, and with high efficiency. A reaction product produced by reacting sulfuryl chloride, N,N-dimethylformamide and sulfur...
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WO/2011/052601A1 |
Provided are a novel ionic organic compound represented by general formula (I), which is effective as a carbon nanotube dispersant, and a method for producing said compound by means of simple processes. (In the formula, R1, R2, and R3 re...
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WO/2011/047877A1 |
The present invention relates in general to the field of organic chemistry, and in particular to the preparation of benzo[b]thiophene derivatives. These benzo[b]thiophene derivatives are useful as intermediates in the synthesis of pharma...
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WO/2011/048535A1 |
The process of the present invention creates a sustainable and closed water loop allowing inherent recycles of all liquid streams generated in the process. The liquid streams generated during the process of the invention are inherently r...
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WO/2011/048152A1 |
The present invention relates to novel lithium salts which comprise pentafluorophenylamide anions and are of the general formula Li+[N(SO2-R)(C6F5)]-, which are optionally present as solvent-free complexes. R is selected from fluorine, l...
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WO/2011/049940A2 |
There is disclosed a process for making a mono-lithium salt of 5-sulfoisophthalic acid (LiSIPA) having less than 200 ppm sulfate. The process uses a reaction mixture of acetic acid, water, a lithium cation producing compound, and 5-sulfo...
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WO/2011/040963A1 |
The present invention relates generally to catalysts and processes for the Z-selective formation of internal olefin(s) from terminal olefin(s) via homo-metathesis reactions.
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WO/2011/037975A2 |
The present invention describes the method of making anionic ether sulfate surfactants by alkoxylation of a GA using PO and/or EO followed by a sulfation reaction. The GA of the present invention is made by a facile and inexpensive metho...
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WO/2011/037613A1 |
The present invention relates to salts of 2-(2-((4-(((4-chlorophenyl)(phenyl)-carbamoyloxy)methyl)cycl
ohexyl)methoxy)acetamido)ethanesulfonic acid (Compound 1) and crystalline forms, solvates and hydrates thereof. The present invention ...
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WO/2011/030921A1 |
Disclosed are a biphenyltetrasulfonic acid compound represented by formula (1), and a polymer which contains a structural unit originating in said biphenyltetrasulfonic acid compound. In formula (1), R1 represents a hydrogen atom, a cati...
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WO/2011/027867A1 |
Provided is a method for producing bis(sulfonyl)imide ammonium salts, bis(sulfonyl)imide, and bis(sulfonyl)imide lithium salts in a simple manner and with good yield. A method for producing bis(sulfonyl)imide ammonium salts, wherein ammo...
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WO/2011/022429A2 |
The present invention relates to a process for the preparation of alkyl esters of (S) 2-amino-5-cyclopropyl-4,4-difluoropentanoic acid, which are intermediates useful in the synthesis of (S)-N-(1-cyanocyclopropyl)-5-cyclopropyl-4,4-diflu...
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WO/2011/017800A1 |
The invention relates to methods, compounds, and compositions for delivering 1,3-propanedisulfonic acid (1,3PDS) in a subject, preferably a human subject. The invention encompasses compounds that will yield or generate 1,3PDS, either in ...
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WO/2011/016523A1 |
Disclosed are: a process for producing a bis-quaternary ammonium salt with high efficiency; and a novel synthetic intermediate for the process. Specifically disclosed are: a process for producing a bis-quaternary ammonium salt represente...
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WO/2011/014553A2 |
Produce a sulfo-chlorinated hydrocarbon using liquid sulfur dioxide, a chlorinating agent such as chlorine or sulfuryl chloride, and a metal complex catalyst, the catalyst being represented as LnM where L is at least one of an amine, pho...
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WO/2011/013834A1 |
Disclosed is a method for producing a biaryl compound represented by formula (2): Ar-Ar, wherein Ar represents an aromatic group which can have a substituent, comprising carrying out the coupling reaction of a compound represented by for...
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WO/2011/010524A1 |
Provided is a process by which high-purity alkoxybenzenesulfonyl chlorides can be produced industrially, easily and efficiently. A process for the production of alkoxybenzenesulfonyl chlorides represented by general formula (2) [wherein ...
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WO/2011/009541A1 |
The present invention relates to the preparation of (R)-N-(3,4-difluoro-2-(2-fluoro-4-iodophenylamino)-6-methoxy
phenyl)-1-(2,3-dihydroxypropyl)cyclopropane-1-sulfonamide and (S)-N-(3,4-difluoro-2-(2-fluoro-4-iodophenylamino)-6-methoxy
p...
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WO/2011/005642A1 |
Current methods for making polyfluorosulfonamido amines, which involve the use of a diamine reactant, provide low yields and produce an undesirable fluorine containing bis-sulfonamide by-product representing an economic loss. The bis-sul...
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