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Matches 551 - 600 out of 9,553

Document Document Title
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/2008/013174A1
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/2008/009816A2
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/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/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/2007/064809A3
A displacement chromatography process, including: loading onto a stationary phase comprising an anion-exchange material a mixture comprising one or more component to be separated; displacing at least one of the one or more component from...  
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/2007/075404A3
A process for preparing a synthetic petroleum sulfonate comprising (a) reacting at least one aromatic compound with a mixture of olefins selected from olefins having from about 8 to about 100 carbon atoms, in the presence of an acidic io...  
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/2007/132822A1
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/2007/119110A2
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...  
WO2007098030A8
Processes for the preparation of trifluoroalkyl substituted N-(2-hydroxyalkyl) heteroarene- and benzenesulphonamide derivatives of formula (I) or formula (II) (wherein the variables are as defined in the claims) are provided which compri...  
WO/2007/110876A2
Novel sulfonanilide derivatives, preferably derivatives of N-(4-Nitro-2-phenoxy-phenyl)methane-sulfonamide, and their pharmaceutically acceptable salts, esters, amides, polymorphs, solvates, hydrates, analogues, enantiomers, tautomeric f...  
WO/2006/072259A3
The quantitatively most important pathway for the excretion of cholesterol in mammals is the formation of bile salts (the conjugate bases of bile acids). The major bile salts are synthesized and secreted by as glycine or taurine conjugat...  
WO2007076401A8
A method and a device for the sulfonation or the sulfation of organic liquid raw materials with an S03/air mixture and other reaction gases in order to perform rapid, highly exothermic gas-liquid reactions in conventional thin-layer fall...  
WO/2007/104805A1
Method for preparing a highly soluble straight alkyl benzene sulphonate with an adjustable 2-phenyl isomer content and an extremely low sulphonation colour, using a catalytic system based on highly stable solid catalysts having high sele...  
WO/2007/027524A3
Aromatic N-halosulfonamide organic compounds have been known for over one hundred years. The ability of these compounds to release active halogen ions has been utilized in a range of biocidal and fungicidal applications. The most widely ...  
WO/2007/102235A1
A dihalobiphenyl compound represented by the formula (1): (1) (wherein A represents amino substituted by one or two C1-20 hydrocarbon groups or represents C1-20 alkoxy; R1 represents fluorine, C1-20 alkyl, etc.; X1 represents chlorine, b...  
WO/2006/106244A3
The invention relates to a method for preparing a compound of formula (I) in which: R1, R2, R3, while being identical or different, are protective groups and Nu is a nucleophilic group, to a method in which a nucleophilic compound is rea...  
WO/2007/099808A1
Disclosed is a sulfonic acid ester compound represented by the formula (1) below. Since this sulfonic acid ester compound has high stability and high solubility in a wide range of organic solvents, it easily forms a uniform solution, the...  
WO/2007/098030A1
Processes for the preparation of trifluoroalkyl substituted N-(2-hydroxyalkyl) heteroarene- and benzenesulphonamide derivatives of formula (I) or formula (II) (wherein the variables are as defined in the claims) are provided which compri...  
WO/2007/022453A3
A biocidal solution comprising aromatic N-halosulfonamide organic compounds and methods of using the biocidal solution are disclosed. The solution may further comprise a wetting agent, a low molecular weight alcohol, and buffering agents...  
WO/2007/095786A1
The invention relates to a method for preparing a supermolecular- structure nano-reactor, wherein thiols are intercalated between layers of a hydrotalcite (i.e. layered double hydroxide or LDH) through co-precipitation or ion exchange. S...  
WO/2007/063028A3
The invention relates to methods for producing sulfonamides of formula I, wherein the variables have the designations cited in the description, by reacting m-nitro-benzoic acid chlorides of formula II with aminosulfons of formula III, un...  
WO/2007/010356A3
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/2003/031404A3
Provided are compounds, processes and synthetic intermediates useful for the preparation of compounds of the formula I and IX wherein R1 is selected from the group consisting of hydrogen, trihalomethyl, C1-C6 alkyl and substituted or uns...  
WO/2007/088670A1
A phenyl tin compound is synthesized by using a derivative having various functional groups and a bromo- or iodo-benzene ring as a labeling material of a radioactive ligand. On the other hand, a novel hydroxytosyl iodobenzene compound ha...  
WO/2007/086074A2
The invention discloses a process for the preparation of highly pure R (-)-5-(2-(2-(2-ethoxy phenoxy) ethylamine) propyl)-2-methoxy benzene sulfonamide hydrochloride used to treat symptoms of urinary difficulty. R-(-)-2-(4-methoxy phenyl...  
WO/2007/085514A2
Method for producing L-methionine, D-methionine and/or any mixture of L-methionine and D-homoserine, by chemical conversion of L-homoserine or D-homoserine or corresponding mixtures of L-homoserine and D-homoserine, without going through...  
WO/2007/079930A1
The present invention relates to substituted cyclohexylmethyl derivatives, to processes for preparing them, to pharmaceuticals comprising these compounds, and to the use of substituted cyclohexylmethyl derivatives for producing pharmaceu...  
WO/2007/075404A2
A process for preparing a synthetic petroleum sulfonate comprising (a) reacting at least one aromatic compound with a mixture of olefins selected from olefins having from about 8 to about 100 carbon atoms, in the presence of an acidic io...  
WO/2007/076401A1
A method and a device for the sulfonation or the sulfation of organic liquid raw materials with an S03/air mixture and other reaction gases in order to perform rapid, highly exothermic gas-liquid reactions in conventional thin-layer fall...  
WO/2007/074553A1
According to the invention, a catalyst for a strecker reaction comprising a quaternary ammonium salt and a method for stereoselectively producing an α-aminonitrile derivative using the same are provided. By using the α-aminonitrile der...  
WO/2007/069759A1
Disclosed is a method for producing a purified formylcyclopropane compound represented by the formula (1) below which is characterized by comprising a step (A) wherein a hydroxymethanesulfonic acid alkali metal salt represented by the fo...  
WO2007006387A8
The invention relates to a method for producing onium-alkylsulfonates by reacting an onium halogenide or carboxylate with a symmetrically substituted dialkyl sulphite or with a asymmetrically substituted dialkyl sulphite at temperatures ...  
WO/2007/063028A2
The invention relates to methods for producing sulfonamides of formula I, wherein the variables have the designations cited in the description, by reacting m-nitro-benzoic acid chlorides of formula II with aminosulfons of formula III, un...  
WO/2007/063032A1
A process for preparing sulfuric monoesters from amino alkanols by reacting sulfuric acid with amino alkanols and removing the water formed in the reaction from the reaction mixture, by mixing sulfuric acid and at least one amino alkanol...  
WO/2007/054139A2
Objects of the present invention are the compounds of formula (I) Their pharmaceutically acceptable salts, enantiomeric forms, diastereoisomers and racemates, the preparation of the above compounds, medicaments containing them and their ...  
WO/2007/006387A3
The invention relates to a method for producing onium-alkylsulfonates by reacting an onium halogenide or carboxylate with a symmetrically substituted dialkyl sulphite or with a asymmetrically substituted dialkyl sulphite at temperatures ...  
WO/2007/049613A1
A process for trifluoromethanesulfonic anhydride production which comprises a step in which trifluoromethanesulfonic acid is reacted with phosphorus pentoxide to yield trifluoromethanesulfonic anhydride, wherein the trifluoromethanesulfo...  

Matches 551 - 600 out of 9,553