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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...
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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.
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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...
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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...
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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...
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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...
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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; (...
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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...
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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...
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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...
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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...
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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...
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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...
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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...
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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...
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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...
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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...
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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...
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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...
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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...
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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...
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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...
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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...
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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...
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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...
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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 ...
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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...
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WO/2007/037242A1 |
Disclosed is a method for producing an optically active benzylamine derivative which is useful as an intermediate for pharmaceutical products and the like. Specifically, an optically active benzylsulfonylamide derivative as a novel compo...
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WO/2007/037466A1 |
To provide: a hydrophilized polyalkylene glycol which is preferably used in various applications, and sufficiently exhibits high performances such as detergency; a production method thereof; and an application thereof. A hydrophilized po...
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WO/2007/037411A1 |
A process for the production of potassium perfluoroalkane- sulfonates which comprises the electrolytic fluorination step of electrofluorinating an alkanesulfonyl halide in anhydrous hydrofluoric acid to obtain a gas containing a perfluor...
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WO/2007/031823A1 |
The invention relates to an process for preparing Tamsulosin hydrochloride of Formula (I) which comprises (i) reacting (R)-(-)-5-(2-aminopropyl)-2-methoxybenzenesulfonamide of Formula (II) with substituted phenoxy compound of Formula (II...
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WO/2007/032498A1 |
A process for producing an intermediate of a compound which shows an effect of inhibiting activated blood coagulation factor Xa and, therefore, is useful as a preventive and a remedy for thrombotic diseases. Namely, a process for produci...
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WO/2007/029883A1 |
Disclosed is a process for production of an optically active α-substituted mandelic acid compound (a compound useful as an intermediate for synthesis of a pharmaceutical or the like) in an industrially advantageous manner. The process c...
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WO/2007/029442A1 |
An adamantane derivative useful as a monomer for functional resins such as photosensitive resins in the field of photolithography. The adamantane derivative has a structure represented by the general formula (I) or (IV). In the formulae,...
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WO/2007/026374A1 |
The present invention provides a single pot process for the preparation of diazonaphthoquinonesulfonyl ester, a useful organic material for micro electronic and dye industry. This study pertains to the one pot preparation of diazonaphtho...
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WO/2007/022624A1 |
The present invention relates to the field of sulfonylimides and derivatives thereof Pn particular, it relates to processes for preparing compounds of formula (I) wherein each of the R1 groups is independently F, Cl, Br or I, and R2 is H...
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WO/2007/022900A1 |
The present invention relates to a novel process for the preparation of compounds of the formula (I) by mixing in a first step amino alcohols of the formula (II) with sulfuric acid to yield the salt, by then reacting them in a second ste...
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WO/2007/022901A1 |
The present invention relates to a novel process for the preparation of compounds of the formula (I) by reacting in a first step amino alcohols of the formula (II) with chlorosulfonic acid to give sulfuric acid esters of the general form...
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WO/2007/013533A1 |
Disclosed is a solid polymer electrolyte material for solid polymer fuel cells which has high ion exchange capacity and low resistance. This electrolyte material has a higher softening temperature than the conventional electrolyte materi...
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WO/2007/014273A2 |
Compounds, pharmaceutically acceptable salts, stereoisomers and prodrugs thereof, that are ER ligands and particularly to such compounds that are ER beta-selective and/or ER beta-specific ligands. Compounds herein include certain compoun...
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WO/2007/013532A1 |
A compound containing two fluorosulfonyl groups, which are groups convertible to sulfo groups; an intermediate therefor; and processes for producing these compounds with high productivity. Also provided are: a fluorosulfonylated polymer ...
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WO/2007/013974A2 |
The present invention provides synthetic processes for the preparation of sulfonyl halides of Formula Ar- (R) 2-SO2-X and sulfonamides of Formula Ar-(R)2-SO2- NR4R5, where the constituent variables are as defined herein, that are useful ...
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WO/2007/010356A2 |
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...
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WO/2007/009798A2 |
A process of producing a compound of formula (3), wherein R1 is a C1-5alkyl group, R2 is a halogen atom, a C1-5 alkyl group, a C2-5 alkenyl group, a C2-5 alkynyl group, a C1-5 alkyl group, a C1-5 alkoxy group, a nitro group, or a hydroxy...
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WO/2007/006387A2 |
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 ...
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WO/2007/006300A1 |
The invention relates to producing monomer, oligomer and polymer non-fluorinated, partially fluorinated or perfluorinated sulphonic acids by reacting halogenated, low-molecular weight, oligomer or macromolecular arenes with (hydrogen) su...
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WO/2007/004077A2 |
The invention includes an improved process for producing tamsulosin comprising reacting 5-(2-aminopropyl)-2-methoxybenzenesulfonamide with 2-(o-ethoxyphenoxy)ethyl bromide in an organic phosphite solvent to obtain tamsulosin. Optically p...
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WO/2007/005430A1 |
The present application provides a process to produce fluorinated vinyl ether by reacting a 2-alkoxypropionyl fluoride with a metal carbonate under anhydrous conditions in a stirred bed reactor at a temperature above the decarboxylation ...
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WO/2006/137473A1 |
A process for producing an aromatic sulfonic acid compound, comprising sulfonating a compound having at least one aromatic ring with the use of any of compounds of the formula (1) as a sulfonating agent. This provides a process for produ...
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WO/2006/136919A1 |
The present invention relates to a method for the preparation of Florfenicol from Fluoroamine compound, namely (1R,2S)-1-[4-(methylsulfonyl)phenyl]-2-amino-3-fluoro-1-prop
anol (II), by reaction with dihaloacetic acid ester in an organic...
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