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Matches 551 - 600 out of 9,715

Document Document Title
WO/2009/083940A2
Processes for the preparation of 2,5-dihydroxybenzenesulfonic acid salts of formula (I) and a crystalline form of potassium 2,5 2,5-dihydroxybenzenesulfonic acid are provided.  
WO/2009/081956A1
Disclosed is a method for producing a conjugated aromatic compound, which is characterized in that an aromatic compound (A) having one or two leaving groups bonded to an aromatic ring is reacted with another aromatic compound (A) having ...  
WO/2009/080365A1
Pharmaceutically acceptable acid addition salts of pregabalin that are isolatable in solid state, particularly crystalline state, sufficiently soluble in water, and stable both in the solid state and in the solution, as well as methods o...  
WO/2009/081208A1
The present invention relates to a novel method for the preparation of racemic pregabalin (1) or a single enantiomer thereof, (S)-(+)-3-(aminomethyl)-5-methyl-hexanoic acid (2).  
WO/2009/073427A1
The invention provides novel aryl and aliphatic esters of fluorinated alkanesulfonic acids. The invention also provides novel fluorinated alkanesulfonamides and a process to make the same. The invention also provides a process for the ar...  
WO/2009/072480A1
A process for producing 2-acdrylamide-2-methylpropanesulfonic acid (ATBS) which comprises reacting acrylonitrile, fuming sulfuric acid, and isobutylene. During the reaction, the concentration of 2-methyl-2-propenyl-1-sulfonic acid (IBSA)...  
WO/2009/073426A2
The invention provides a process for the preparation of fluorinated alkanesulfonic acid anhydrides by contacting alkanesulfonic acids with phosphorus pentoxide, the phosphorus pentoxide being provided as a dispersion in an inert oil. The...  
WO/2009/069311A1
Disclosed is a simple method for efficiently producing a 3-mercaptoaniline compound which is known as an intermediate for a 3-(1H-1,2,4-triazol-1-yl)phenylsulfide derivative that is useful as a pesticide and the like. Also disclosed is a...  
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/2009/060815A1
A process for the preparation of trifluoromethanesulfonyl fluoride (CF3SO2F) by reacting trifluoromethanesulfonyl chloride (SF3SO2Cl) with a metal fluoride in the presence of water, characterized in that the amount of water is 0.6 to 10....  
WO/2009/054406A1
(1) A solid fatty acid alkyl ester sulfonate metal salt material characterized by having an endothermic peak area at 50 to 130°C of 50% or more relative to the whole endothermic peak area at 0 to 130°C as measured on a differential sca...  
WO/2009/053281A1
A process for the preparation of cyclopropyl sulfonamide of the formula (I) is described, comprising (a) the conversion of cyclopropane sulfonyl chloride with tert.-butylamine to form the N-tert.-butyl-3-chloropropyl sulfonamide; (b) sub...  
WO/2009/054240A1
Hexamethylphosphoramide (HMPA) is added to a reaction vessel containing (R)-1,1'-binaphthyl-2,2'-dithiol and potassium hydroxide. The reaction vessel is purged with oxygen, and is stirred at 80°C for 5 days under 7 atmospheres of oxygen...  
WO/2009/050120A1
The present invention relates to a method for producing sulfonic acid amines of the general formula (I) R1R2N-S(O)2-NH2 (I), where R1 and R2 are independent of each other and stand for a primary alkyl radical having 1 to 8 C atoms, a sec...  
WO/2009/006267A3
The present invention provides N'-(2-halobenzylidene)sulfonylhydrazides of formula (I). Compounds of formula (I) are useful for the manufacture of 1-arylsulfonylindazole 5-HT6 ligands.  
WO/2009/037981A1
By using an organic base when a carboxylic acid bromodifluoroethyl ester is sulfinated by using a sulfinating agent, there is obtained 2-(alkylcarbonyloxy)-1,1-difluoroethanesulfinic acid ammonium salt. By oxidizing the 2-(alkylcarbonylo...  
WO/2009/037416A1
The present invention relates to a process for preparing a class of sulphonamides which are aspartyl protease inhibitors. These compounds find therapeutic use in the treatment of the human immunodeficiency virus (HIV). This virus is the ...  
WO/2009/037497A1
The present invention relates to a process for preparing a class of sulphonamides which are aspartyl protease inhibitors. These compounds find therapeutic use in the treatment of the human immunodeficiency virus (HIV). This virus is the ...  
WO/2009/037980A1
Disclosed is a process for producing 2-bromo-2,2- difluoroethanol, which comprises reducing a bromodifluoroacetic acid derivative represented by the formula [1] by using an ate hydride complex as a reducing agent. 2-Bromo-2,2-difluoroeth...  
WO/2009/029633A1
The invention relates to new processes for preparation of 18F-labelled alkylation reagents that can be used in the alkylation of amines that are suitable for use in labelling of Positron Emission Tomography (PET) radiotracers. (I)  
WO/2009/025391A1
Disclosed is a method for producing a dihalobiphenyl compound, which is characterized by comprising a process wherein an aqueous solution containing an inorganic salt and a dihalobiphenyl compound represented by the formula (1) below is ...  
WO/2009/017497A2
A process for preparing a synthetic petroleum sulfonate comprising (a) reacting a first amount of at least one aromatic compound with a first amount of a mixture of olefins having from about 8 to about 100 carbon atoms, in the presence o...  
WO/2009/015137A1
A process for making a useful cleaning product from an alkoxylate of a secondary alcohol which comprises: (a) partially sulfating a secondary alcohol alkoxylate with sulfur trioxide in a falling film sulfation reactor at a molar ratio of...  
WO/2008/135198A3
The invention relates to a method for isolating concentrated paraffin sulfonic acids from reaction mixtures that are produced during the sulfoxidation of n-paraffins, from which a major part of the sulfuric acid and the paraffin was remo...  
WO/2009/006267A2
The present invention provides N'-(2-halobenzylidene)sulfonylhydrazides of formula (I). Compounds of formula (I) are useful for the manufacture of 1-arylsulfonylindazole 5-HT6 ligands.  
WO/2009/005024A1
Disclosed is a method for producing a chiral amine, which is characterized in that an imine compound is subjected to a hydrogen transfer-type asymmetric reduction in the presence of an iridium (III) complex having a chiral proline amide ...  
WO/2008/117308A4
The present invention provides novel diazonaphthoquinonesulfonic acid bisphenol derivatives. More particularly, the present invention relates to photo restive coating comprising alkali-soluble resin, a photoactive compound and a surfacta...  
WO/2009/000748A1
Sulfuryl fluoride is reacted with a perfluoroalkene continuously, for example, under a pressure of up to 2 bars (abs), to form a sulfonyl fluoride or a sulfone. A preferred perfluoroalkene is hexafluoropropene which can be reacted with s...  
WO/2008/141179A1
The present invention pertains to products and processes relating to sulfonating molecules, including nucleic acids, amino acids, peptides, polypeptides, oligomers, polymers, and copolymers. The disclosed process allows for a uniform and...  
WO/2008/135198A2
The invention relates to a method for isolating concentrated paraffin sulfonic acids from reaction mixtures that are produced during the sulfoxidation of n-paraffins, from which a major part of the sulfuric acid and the paraffin was remo...  
WO/2008/117308A3
The present invention provides novel diazonaphthoquinonesulfonic acid bisphenol derivatives. More particularly, the present invention relates to photo restive coating comprising alkali-soluble resin, a photoactive compound and a surfacta...  
WO/2008/132154A1
A process for the preparation of N-isobutyl-N-(2-hydroxy-3-amino-4-phenylbutyl)-p-nitrobenzen esulfonylamide derivatives (I) in which a 1-benzyl-2-hydroxy-3-isobutylamine derivative (II) is reacted with a p-nitrophenylsulfonyl halide (II...  
WO/2008/123760A1
The present invention concerns a method for preparing a salt of ethanesulphonic acid 2-[N-nicotinamide] comprising at least one step wherein the triethylammonium salt of ethanesulphonic acid 2-[N-nicotinamide] is obtained. A specific emb...  
WO/2008/117308A2
The present invention provides novel diazonaphthoquinonesulfonic acid bisphenol derivatives. More particularly, the present invention relates to photo restive coating comprising alkali-soluble resin, a photoactive compound and a surfacta...  
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/2008/107463A2
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/2008/014313A3
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/2008/058902A3
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/2008/084048A1
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/2007/085514A3
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/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/2008/053037A3
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/2008/064595A1
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/2007/054139A3
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 ...  

Matches 551 - 600 out of 9,715