Login| Sign Up| Help| Contact|

Patent Searching and Data


Matches 501 - 550 out of 9,502

Document Document Title
WO/2008/111588A1
Disclosed is a method for efficiently producing difluoromethanebis(sulfonylfluoride). Specifically disclosed is a method for producing a compound (1) wherein a compound (2F) is fluorinated. The compound (2F) is obtained by reacting a com...  
WO/2008/111418A1
Disclosed is a method for producing trifluoromethanesulfonyl fluoride (CF3SO2F) by reacting trifluoromethanesulfonyl chloride (CF3SO2Cl) and a metal fluoride in the presence of water. This method for producing trifluoromethanesulfonyl fl...  
WO/2008/107463A3
A process to prepare solid form of magnesium salt of linear alkyl benzene sulphonic acid which comprises the step of neutralization of linear alkyl benzene sulphonic acids with a magnesium-based alkali in the presence of 3 to 28% water b...  
WO/2008/107463A2
A process to prepare solid form of magnesium salt of linear alkyl benzene sulphonic acid which comprises the step of neutralization of linear alkyl benzene sulphonic acids with a magnesium-based alkali in the presence of 3 to 28% water b...  
WO/2008/099727A1
Disclosed is a novel α-substituted acrylate derivative which is useful as a material for a polymer compound for photoresist compositions which is excellent in control of dissolution rate, while maintaining high transparency around 193 n...  
WO/2008/084048A1
The present invention provides a method of preparing a sulfonyl ether comprising the steps of: v) reacting a sulfonic acid with an anhydride, under continuous vacuum distillation conditions, to form a carboxysulfonate; vi) reacting the c...  
WO/2008/078589A1
[PROBLEMS] To provide a process for producing a labeled precursor which is useful for the production of an amino acid compound labeled with a radioactive fluorine. [MEANS FOR SOLVING PROBLEMS] In the reaction process for introducing a le...  
WO/2008/078609A1
Disclosed is a powder containing an α-sulfo fatty acid alkyl ester salt, which shows no deterioration in color during a concentration process and has reduced odor. Also disclosed is a process for producing a powder containing an α-sulf...  
WO/2008/078767A1
A process for producing vinylsulfonic acid which comprises the step of demetallizing a vinylsulfonic acid salt, wherein the degree of demetallization represented by the equation: degree of demetallization (%) = {(acid value after demetal...  
WO2007118335A9
The present invention relates to enantiomeric forms of hepoxilin analogs of Formula I-VIII, pharmaceutical compositions thereof, a method for the separation of said enantiomeric forms of hepoxilin analogs comprising applying said hepoxil...  
WO/2008/064595A1
5-[(2R)-[2-[2-[2-(2,2,2-trifluoroethoxy)phenoxy]ethyl]amino] propyl]-2-methoxybenzenesulfonamide, a pharmaceutical composition containing the compound, and the synthesis method thereof. The compound has strong antagonism toward α1-adren...  
WO/2008/066126A1
[PROBLEMS] To provide an electrolyte for a proton conductive film for a fuel cell, in which any ion exchange group removal reaction is not caused by a parent electron substitution reaction occurring accompanied by proton attack during us...  
WO/2008/061466A1
Disclosed are synthetic methods of formula (V) compounds: wherein R1-R7 are same or different and respectively selected from hydrogen and C1-4 alkyl; and n is an integer of 1-4. Said methods can be carried out as one-pot processes. Synth...  
WO/2008/058902A3
The present invention concerns the use of dibutyl tin oxide for regioselective catalytic diol mono-tosylat ion at a concentration lower than 2 mol%. The present invention also concerns the use of a generic acetal compound of Formula (Ic)...  
WO/2008/058902A2
The present invention concerns the use of dibutyl tin oxide for regioselective catalytic diol mono-tosylat ion at a concentration lower than 2 mol%. The present invention also concerns the use of a generic acetal compound of Formula (Ic)...  
WO/2008/053037A2
Process for preparing an alkyl aryl sulphonic acid comprising the steps of : (a) contacting an alkyl aromatic hydrocarbon with a gaseous sulphonating agent to produce (i) a first liquid reaction product comprising an alkyl aryl sulphonic...  
WO/2008/053037A3
Process for preparing an alkyl aryl sulphonic acid comprising the steps of : (a) contacting an alkyl aromatic hydrocarbon with a gaseous sulphonating agent to produce (i) a first liquid reaction product comprising an alkyl aryl sulphonic...  
WO/2008/041713A1
Disclosed is a method for producing a compound having a fluorosulfonyl group (perfluoroethenesulfonyl fluoride: CF2=CFSO2F). Specifically disclosed is a method for producing CF2=CFSO2F, wherein a compound represented by the formula (1) b...  
WO/2008/037628A1
Compounds of formula (I) as well as pharmaceutically acceptable salts and esters thereof, wherein L, R1, R2, m and n have the meaning given in claim 1 and which can be used in the form of pharmaceutical compositions.  
WO/2008/039367A1
The present invention concerns methods of synthesis of trans-tert-butyl-2- aminocylcopentylcarbamate comprising contacting 6-tosyl-6-azabicyclo[3.1.0]hexane with TMSN3 and TBAF to produce 2-azido-N-tosylcyclopentananiine; reducing the 2-...  
WO/2008/038640A1
Disclosed is a salt of trans-4-sulfinylamino-1-cyclohexanecarboxylic acid. Also disclosed is a method for producing a salt of trans-4-sulfinylamino-1-cyclohexanecarboxylic acid.  
WO/2008/035677A1
Disclosed are novel chlorofluorosulfonimides and methods for producing such chlorofluorosulfonimides. Specifically disclosed are a compound (1) represented by the following formula: [M]n+([RF-SO2-N-SO2-QF-Cl]-)n; a compound (2) represent...  
WO/2008/032463A1
Disclosed is a process for production of a sulfonic acid ester with high efficiency and in a high yield. The process comprises reacting a compound (a) having a sulfo group (-SO3H) with a compound (b) having a group represented by the gen...  
WO/2008/030112A1
The invention relates to methods of preparing compounds of formula (II) wherein Z represents -OR1 or -N(R2)R2a-, where R1 is lower alkylene (C1-C6), R2 is lower alkyl or H and R2a is lower alkylene (C1-C6) or H;Q is absent when R2a is H ...  
WO2007010356A8
The invention relates to a process for the preparation of compounds of formula (I) wherein Q1 is a group selected from formulae (II) & (III) and a group *-NR6 -Q2-A or, if appropriate, their pharmaceutically acceptable salts and/or isome...  
WO/2008/012433A3
The present invention relates to a process for preparing a sulphonic acid anhydride, and more particularly to the preparation of triflic anhydride. The process for preparing a sulphonic acid anhydride according to the invention is charac...  
WO/2008/011830A1
A process for synthesizing 2, 4-diamino benzene sulfonic acid, which comprises the following step: reacting m-phenylenediamine and sulfuric acid or oleum in a solvent at the temperature of 140-250°C to obtain 2,4-diamino benzene sulfoni...  
WO/2008/012433A2
The present invention relates to a process for preparing a sulphonic acid anhydride, and more particularly to the preparation of triflic anhydride. The process for preparing a sulphonic acid anhydride according to the invention is charac...  
WO/2008/014313A3
Embodiments in accordance with the present invention are directed to providing processes for forming fluorinated-alkyl and particularly perfluorinated-alkyl sulfonamide substituted norbornene-type monomers.  
WO/2008/013174A1
A process for producing an α-sulfo-fatty acid alkyl ester salt which comprises: a sulfonation step in which a fatty acid alkyl ester is sulfonated; an aging step in which the sulfonated compound obtained in the sulfonation step is aged;...  
WO/2008/014313A2
Embodiments in accordance with the present invention are directed to providing processes for forming fluorinated-alkyl and particularly perfluorinated-alkyl sulfonamide substituted norbornene-type monomers.  
WO/2008/009815A2
The invention relates to aromatic sulfonates, the preparation thereof, and the use of the same as the salt of an electrolyte. The sulfonates have the formula [Ar-Z- (CF2)nCFRf-SO3 -] p Mp+ (I), wherein Z is a sulfide, sulfinyl or sulfony...  
WO/2008/009816A3
The invention relates to aromatic sulfinates and sulfonyl halides, and to the preparation thereof. The halides and the sulfinates are respectively of formulae Ar-Z- (CF2) n-CFRf-SO2Y (I) and [Ar-Z- (CF2) n-CFRf-SO2] m M wherein Z is a su...  
WO/2008/009816A2
The invention relates to aromatic sulfinates and sulfonyl halides, and to the preparation thereof. The halides and the sulfinates are respectively of formulae Ar-Z- (CF2) n-CFRf-SO2Y (I) and [Ar-Z- (CF2) n-CFRf-SO2] m M wherein Z is a su...  
WO/2008/009815A9
The invention relates to aromatic sulfonates, the preparation thereof, and the use of the same as the salt of an electrolyte. The sulfonates have the formula [Ar-Z- (CF2)nCFRf-SO3 -] p Mp+ (I), wherein Z is a sulfide, sulfinyl or sulfony...  
WO/2008/009815A3
The invention relates to aromatic sulfonates, the preparation thereof, and the use of the same as the salt of an electrolyte. The sulfonates have the formula [Ar-Z- (CF2)nCFRf-SO3 -] p Mp+ (I), wherein Z is a sulfide, sulfinyl or sulfony...  
WO/2008/004673A1
Cycloalkene derivatives represented by the general formula (I); medicines containing the derivatives; and a process for the production of the same: (I) [wherein each symbol is as defined in the description]. The cycloalkene derivatives a...  
WO/2007/148435A1
A process for producing an ester or an alcohol using a fluoroimidinium sulfonate derivative represented by the general formula (9) or a fluoroimidinium carboxylate derivative represented by the general formula (6) and using an alcohol wi...  
WO/2007/144344A1
The subject matter of this invention is a method for preparing metallic dihydroxybenzenedisulfonates, preferably from alkaline metals, from corresponding dihydroxybenzenedisulfonic acids. The method for preparing a metallic dihydroxybenz...  
WO/2007/141295A1
The preparation of an intermediate, a process for the preparation thereof and the process of preparing [4-[3,3-Bis-(4-bromo-phenyl)-allyloxy]-2-methyl-phenoxy]-ace tic acid using this intermediate are described.  
WO/2007/142266A1
Disclosed is a method for producing a fluorinated fluorosulfonylalkyl vinyl ether represented by the following chemical formula: CF2=CF(CF2)aO(CF2CF(CF3)O)b(CF2)cSO2F (wherein a, b and c are as defined below) by reacting a fluorinated ch...  
WO/2007/143154A1
The invention includes methods for preparing halohydrins and epoxides. A method of preparing halohydrins can include exposing (R1CHXCH2O-)2SO2 to R2COOH to produce R1CHXCH2COOR2 and hydrolyzing the R1CHXCH2COOR2 to produce the halohydrin...  
WO/2007/136541A1
A process for the production of trialkylsilyl (fluorosulfonyl)difluoroacetate by contacting (fluorosulfonyl)difluoroacetyl fluoride with siloxane. The amount of (fluorosulfonyl)difluoroacetic acid by-product in trialkylsilyl (fluorosulfo...  
WO/2007/136425A3
Enhancements and options are disclosed for converting methane into other compounds, via methane-sulfonic acid (MSA). One enhancement involves using di(methyl- sulfonyl) peroxide (DMSP, formed by electrolysis of MSA) as the initiator to s...  
WO/2007/132822A1
Disclosed is a method for producing an acid fluoride having a fluorosulfonyl group. Specifically disclosed is a method for producing a compound (2) shown below wherein a gas of a compound (1) shown below is brought into contact with a me...  
WO/2007/124686A1
A process for preparing α- sulpho-fatty acid ester salt surfactant comprises: (1) sulphonating a fatty acid ester with SO3 to produce a crude sulphonic acid, (2) bleaching the crude sulphonic acid from step (1) with hydrogen peroxide; (...  
WO/2007/118335A1
The present invention relates to enantiomeric forms of hepoxilin analogs of Formula I-VIII, pharmaceutical compositions thereof, a method for the separation of said enantiomeric forms of hepoxilin analogs comprising applying said hepoxil...  
WO/2007/119110A3
The invention relates, in general, to the preparation of (R)(-)tamsulosin free base by reaction of (R)-5-(2-aminopropyl)-2-methoxybenzenesulfonamide or an addition salt thereof with 1 -(2-bromoethoxy)-2-ethoxybenzene in a polar aprotic s...  
WO/2007/119110A2
The invention relates, in general, to the preparation of (R)(-)tamsulosin free base by reaction of (R)-5-(2-aminopropyl)-2-methoxybenzenesulfonamide or an addition salt thereof with 1 -(2-bromoethoxy)-2-ethoxybenzene in a polar aprotic s...  
WO2006097421A9
The present invention relates to a method of removing SO2 contaminants from dimethyl sulfate (DMS) by treatment with an oxidizing agent, and to a process for the preparation of odour free fatty acid trialkanolamine esters quaternized wit...  

Matches 501 - 550 out of 9,502