| Patents for C07C 303 - Preparation of esters or amides of sulfuric acids; Preparation of sulfonic acids or of their esters, halides, anhydrides or amides (11,473) |
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| 09/29/2004 | EP1461313A1 Human adam-10 inhibitors |
| 09/29/2004 | CN1532192A Process for producing barium dinonylnaphthalene sulfonate |
| 09/23/2004 | WO2004080974A1 A purification method of ionic liquids to obtain their high purity |
| 09/23/2004 | US20040186316 Process for production of alkanesulfonic acid |
| 09/22/2004 | EP1458375A2 Compositions for decreasing activity of hormone-sensitive lipase |
| 09/22/2004 | EP1458374A2 Compounds and uses thereof for decreasing activity of hormone-sensitive lipase |
| 09/22/2004 | CN1531516A Process for preparing branched olefin, method of using branched olefin for making surfactant, and surfactant |
| 09/21/2004 | US6794519 Reacting an amino alcohol derivative with a sulfonyl halide in a mixed solvent composed of an aprotic organic solvent and water in the presence of a non- water-prohibiting inorganic base to produce sulfonic acid ester derivative |
| 09/16/2004 | WO2003091207A3 Method of preparing amine stereoisomers |
| 09/16/2004 | US20040181094 Reaction of alkyne and nucleophile in the presence of Ruthenium oxo catalysts with displacement for synthesis of propargylamine or propargyl ethers |
| 09/16/2004 | US20040181091 useful in materials for ion-exchange membranes; low cost |
| 09/15/2004 | EP1457570A1 Process for preparation of 2-aminotetralin derivatives and intermediates thereof |
| 09/15/2004 | EP1457484A1 Process for preparing (per)fluorohalogenethers |
| 09/15/2004 | EP1456247A1 Method for sulphonation of compounds comprising free hydroxyl (oh) groups or primary or secondary amines |
| 09/15/2004 | EP1456224A2 Industrially applicable process for the sulfamoylation of alcohols and phenols |
| 09/15/2004 | EP1456171A1 Substituted cyclohexane derivatives |
| 09/15/2004 | CN1529626A Method for reducing malodors in hydrotropic compositions |
| 09/15/2004 | CN1529591A Method for synthesizing phenol-containing compounds |
| 09/14/2004 | US6790991 Fomesafen produced by nitrating 3-(2-chloro-a,a,a-trifluoro-4-tolyloxy)-benzoic acid to form acifluorfen, converting to its acid chloride, and then reaction with methanesulfonamide |
| 09/14/2004 | US6790990 Method for preparing fluorosulfonyl imide monomer |
| 09/14/2004 | US6790982 Process for producing a fluorine atom-containing sulfonyl fluoride compound |
| 09/14/2004 | US6790981 Esterification of phenolsulfonic acid salts with anhydrides or acyl halides in an aliphatic or aromatic hydrocarbon solvent and a polyglycol ether; high yield and quality irrespective of the reactivity or grade of reactants; low water content |
| 09/14/2004 | US6790852 Heterocyclic nitrogen compounds such as 2-(2,6-dichlorophenyl) -4-(3-bromophenyl)-5-(2-(3- hydroxypropylamino)pyrimidin-4-yl) -n-h-imidazole, used as tyrosine kinase inhibitors; anticarcinogenic or antitumor agents |
| 09/10/2004 | WO2003084982A3 Functionalized compositions for improved immobilization |
| 09/09/2004 | US20040176636 Pyrolysis of fluorinated vinyl ether and potassium salt with a salt of carboxylic acid |
| 09/09/2004 | US20040176625 Kinesin motor modulators derived from the marine sponge Adocia |
| 09/08/2004 | EP1453795A2 Esters and amides as ppar-alpha agonists |
| 09/08/2004 | EP1082291B1 Chemical process for the stereoselective synthesis of r-(-)-carnitine |
| 09/08/2004 | CN1165521C Process for preparing 4,6-diamino-m-benzenediol |
| 09/07/2004 | US6787666 Process for the preparation of isolated 3,4-diaminobenzenesulphonic acid |
| 09/02/2004 | WO2004054960A8 Process for the preparation of acyloxybenzenesulfonates |
| 09/02/2004 | WO2004041399A3 Anhydrous conversion of methane and other light alkanes into methanol and other derivatives, using radical pathways and chain reactions with minimal waste products |
| 09/02/2004 | WO2003049698A8 Substituted hydrazones as inhibitors of cyclooxygenase-2 |
| 09/02/2004 | US20040171079 Combinatorial active compound synthesis and its intermediates |
| 09/01/2004 | EP1451148A2 2,w-diaminocarboxylic acid compounds |
| 09/01/2004 | EP1451140A1 New process |
| 09/01/2004 | CN1525999A A compressed fluid formulation |
| 09/01/2004 | CN1524960A Efficient synthetic routes for the preparation of rhinovirus protease inhibitors and key intermediates |
| 09/01/2004 | CN1164571C Method for preparation of 2-methoxy-4-(N-t-butylamino-carbonyl)benzenesulfonyl chloride |
| 08/31/2004 | US6784189 Potassium channel inhibitors and method |
| 08/26/2004 | WO2004013094A3 Copper-catalyzed formation of carbon-heteroatom and carbon-carbon bonds |
| 08/26/2004 | US20040167369 Contacting benzene with branched alkyl group for alkylation |
| 08/26/2004 | US20040167368 Contacting benzene with branched alkyl group for alkylation |
| 08/26/2004 | US20040167357 Compounds and methods for preparing methanesulfonamides |
| 08/26/2004 | US20040167347 Contacting branched olefin conpound with aromatic compound to form an alkylated aromatic compound dehydrogenation, sulfonation |
| 08/25/2004 | EP1449831A1 Method of producing optically active aziridine compounds and amine compounds |
| 08/25/2004 | EP1449829A1 Purification process of Tamsulosin |
| 08/25/2004 | CN1163633C Method of preparing silver compound |
| 08/25/2004 | CN1163479C Method of producing alkane sulfonic acid |
| 08/19/2004 | WO2004069789A1 Polycyclic aromatic carbon based solid strong acid |
| 08/19/2004 | WO2003053918A3 Method for producing perfluoroalkane sulfonic acid esters and the salts thereof |
| 08/18/2004 | EP1447397A1 Polyfunctional sulfonamides and sulfonates and process for preparing them |
| 08/18/2004 | EP1286960B1 Improved isolation of phenyl ester salts from mixtures comprising sulfolane |
| 08/18/2004 | EP1150947B1 Method for producing alkanesulfonic acids |
| 08/17/2004 | US6777200 Kinesin motor modulators derived from the marine sponge Adocia |
| 08/12/2004 | WO2004067492A1 Acetoacetylation of alcohols, thiols and amines in a microreactor |
| 08/12/2004 | US20040158099 Alkyl esters of the 2- (2-fluorosulphonyl)-perfluoroethylenoxy-3-halogen-propionic acid |
| 08/12/2004 | US20040158091 Method for producing perfluoroalkanesulfonic acid esters |
| 08/12/2004 | US20040158001 Aromatic imide and aromatic methylidynetrissulfonyl compounds and method of making |
| 08/12/2004 | DE10303581A1 Acetoacetylierung von Alkoholen, Thiolen und Aminen im Mikroreaktor Acetoacetylation of alcohols, thiols and amines in the microreactor |
| 08/11/2004 | EP1445324A1 Process for producing optically active chroman derivative and intermediate |
| 08/11/2004 | EP1444199A1 Racemic tamsulosin free base and methods of making the same |
| 08/11/2004 | EP1444198A1 Process for resolution of tamsulosin |
| 08/11/2004 | EP1244615B1 Method for producing n-substituted 2,4-diamino-5-fluoro benzonitriles and novel intermediates |
| 08/11/2004 | CN1520393A Process for producing fluorinated vinyl ether |
| 08/11/2004 | CN1519226A Method for synthetizing betaine of perfluoroalkyl group |
| 08/11/2004 | CN1519194A Process of condensing sulfuric acid vapor for producing sulfuric acid |
| 08/11/2004 | CN1161448C Cleaning products comprising improved alkylarylsulfonate surfactants preparaed viavinylidene olefins and processes for preparation thereof |
| 08/11/2004 | CN1161330C Taurine-metal ion match and its preparing process |
| 08/11/2004 | CN1161329C Improved method for neutralizing organic acid |
| 08/11/2004 | CN1161180C Method of preparing sulfonated fatty acid ester surface active agent |
| 08/10/2004 | US6774243 Biosynthesis of viricide |
| 08/10/2004 | US6774136 Substituted 1 and 2 naphthol mannich bases |
| 08/05/2004 | US20040152889 Process for the preparation of benazepril |
| 08/04/2004 | EP1443022A2 Process for condensation of sulphuric acid vapours to produce sulphuric acid |
| 08/04/2004 | EP1442012A1 Process for the preparation of 2- alkyl(aryl)]sulfonylbenzene-sulfonyl chlorides and their intermediates |
| 08/04/2004 | EP1250320B1 Novel process for the preparation of alpha-(2,4-disulfophenyl)-n-tert-butylnitrone and pharmaceutically acceptable salts thereof |
| 08/04/2004 | EP0942900A4 Stereospecific preparation of chiral 1-aryl- and 1-heteroaryl-2-substituted ethyl-2-amines |
| 08/04/2004 | CN1518683A Method for purifying free-base p-phenylenediamine-type photographic color developers |
| 08/04/2004 | CN1518570A Sulfoisophthalic acid solution and process therewith |
| 08/04/2004 | CN1518534A Copper-catalyzed formation of carbon-heteroatom and carbon-carbon bonds |
| 08/04/2004 | CN1160323C New benzenesulfonylamine derivatives, process for preparating them and pharmaceutical compositions containing them |
| 08/04/2004 | CN1160322C Technological process of synthesizing 1-amino-4-bromo anthraquinone-2-sodium sulfonate |
| 08/03/2004 | US6770789 Mixing a trifluoromethylating reagent below room temperature to form a first solution, then warming the solution produce 3,3,3-trifluoroethycarbinol and 4,4,4,-trifluoropropylcarbinol |
| 08/03/2004 | CA2142322C Process for preparation of sulphonates |
| 07/29/2004 | US20040147745 Novel compounds and compositions as protease inhibitors |
| 07/29/2004 | US20040147570 Substituted 1 and 2-naphthol mannich bases |
| 07/27/2004 | CA2268679C Process for preparing phenoxyphenylsulfonyl halides |
| 07/22/2004 | WO2004060857A1 Preparation of perfluorinated vinyl ethers having a sulfonyl fluoride end-group |
| 07/22/2004 | WO2004060849A1 Selective reaction of hexafluoropropylene oxide with perfluoroacyl fluorides |
| 07/22/2004 | US20040143020 Psychological and central nervous system disorders |
| 07/22/2004 | US20040141909 Process for condensation of sulphuric acid vapours to produce sulphuric acid |
| 07/22/2004 | DE10300981A1 Verfahren zur Herstellung von Acyloxybenzolsulfonaten A process for preparing acyloxybenzenesulfonates |
| 07/22/2004 | CA2506456A1 Preparation of perfluorinated vinyl ethers having a sulfonyl fluoride end-group |
| 07/22/2004 | CA2506455A1 Selective reaction of hexafluoropropylene oxide with perfluoroacyl fluorides |
| 07/21/2004 | EP1439168A1 Process for the preparation of acyloxybenzenesulphonates |
| 07/21/2004 | EP1438300A1 Method for preparing benzenesulfonyl compounds |
| 07/21/2004 | EP1438287A1 Aromatic imide and aromatic methylidynetrissulfonyl compounds and method for making same |
| 07/21/2004 | EP1438286A1 Method for producing arylsuphonic acid isocyanates |
| 07/21/2004 | EP1437999A1 Hydrolysis stable self-etching, self-priming adhesive |