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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...
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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....
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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...
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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...
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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...
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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...
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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...
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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 ...
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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 ...
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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...
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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)
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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 ...
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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...
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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...
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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.
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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 ...
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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...
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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...
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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...
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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...
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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...
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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...
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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...
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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...
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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...
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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...
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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...
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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...
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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...
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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...
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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...
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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...
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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...
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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...
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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)...
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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...
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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...
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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.
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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-...
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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.
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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...
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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...
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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 ...
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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...
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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...
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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;...
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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.
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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...
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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...
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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...
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