| 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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| 03/16/2011 | EP1704140B1 Synthesis of optically pure (r)-5-(2-aminopropyl)-2-methoxybenzenesulphonamide |
| 03/16/2011 | CN101985458A Novel method for preparing ademetionine 1,4-butanedisulfonate |
| 03/16/2011 | CN101343245B Method for preparing fatty acid methyl ester sulphonic salt with low-disodium salt content by using earlier sulfonation and later esterification technique |
| 03/10/2011 | WO2011027867A1 Method for producing bis(sulfonyl)imide ammonium salts, bis(sulfonyl)imide, and bis(sulfonyl)imide lithium salts |
| 03/09/2011 | EP2292670A2 Charge control agent, toner, image forming method, and image forming apparatus |
| 03/09/2011 | CN101983960A Method for preparing sulfimide compound |
| 03/03/2011 | US20110054207 Sulfated psyllium derivative for reducing the risk of chronic human diseases and method for preparing the same |
| 03/03/2011 | US20110053050 Method of functionalizing a carbon material |
| 03/03/2011 | US20110048721 Di-functional surfactants for enhanced oil recovery |
| 03/02/2011 | EP2289874A1 Photosensitive compound, photosensitive composition including the same, method of manufacturing the same |
| 03/02/2011 | CN101982483A Bis-azo type polyarylether copolymers, preparation method and application in aspect of optical storage |
| 02/24/2011 | WO2011022429A2 Process for the preparation of (s)-2-amino-5-cyclopropyl-4,4-difluoropentanoic acid and alkyl esters and acid salts thereof |
| 02/24/2011 | US20110046412 Sulfonation of Polyhydroxyaromatics |
| 02/24/2011 | US20110046406 Process for the preparation of (s)-2-amino-5-cyclopropyl-4,4-difluoropentanoic acid and alkyl esters and acid salts thereof |
| 02/23/2011 | CN101981002A Sulfonated estolides and other derivatives of fatty acids, methods of making them, and compositions and processes employing them |
| 02/23/2011 | CN101979426A Method for synthesizing fatty alcohol (alkylphenol) polyoxyethylene ether sulfonate through olefin addition |
| 02/22/2011 | CA2385927C Carbon monoxide source for the preparation of transition metal carbonyl complexes |
| 02/17/2011 | WO2011017800A1 Methods, compounds, and compositions for delivering 1,3-propan ed isulfonic acid |
| 02/17/2011 | CA2768877A1 Methods, compounds, and compositions for delivering 1,3-propanedisulfonic acid |
| 02/16/2011 | EP2152667B1 Methods for the preparation of n-isobutyl-n-(2-hydroxy-3-amino-4-phenylbutyl)-p-nitrobenzenesulfonylamide derivatives |
| 02/16/2011 | CN101977894A Vinyl sulfonic acid, polymer thereof, and production method thereof |
| 02/16/2011 | CN101973940A Continuously synthesizing method of sulfonic acid alkyl group ionic liquid |
| 02/16/2011 | CN101973915A Intermediate of synthetic imipenem medicine as well as preparation method and application thereof |
| 02/16/2011 | CN101973914A Method for preparing salt-free 2-amino-1,5-naphthalenedisulfonic acid |
| 02/16/2011 | CN101973913A Clean synthetic method of high purity iron(III) p-toluenesulfonate |
| 02/16/2011 | CN101972707A Preparation method and application of pyrite inhibitor |
| 02/16/2011 | CN101972614A Dehydroabietylamide ethyl sulfonate surfactant, synthesis method and application of surfactant in tertiary oil recovery |
| 02/16/2011 | CN101219976B Process for producing 1,4-sodium butanedisulfonic acid |
| 02/10/2011 | WO2011016523A1 Process for production of bis-quaternary ammonium salt, and novel intermediate |
| 02/10/2011 | US20110034724 Method for preparing a trifluoromethanesulfinic acid salt |
| 02/10/2011 | US20110034719 Process for the preparation of (s)- naproxen 4-nitrooxybutyl ester |
| 02/10/2011 | US20110034716 Sulfonylimide salt and method for producing the same |
| 02/10/2011 | US20110034461 Sf5 derivatives as par1 inhibitors, production thereof, and use as medicaments |
| 02/10/2011 | US20110030587 Agglomerated particulate lignosulfonate |
| 02/09/2011 | EP1379508B9 N-(aryl)-2-arylethenesulfonamides and therapeutic uses thereof |
| 02/09/2011 | CN101967116A Chemically amplified resist composition and salt employed therein |
| 02/09/2011 | CN101966437A Sulphobetaine ampholytic gemini surfactant and synthesis method thereof |
| 02/09/2011 | CN101745339B Succinic acid fluorine-containing alcohol ester sulfonate surfactant and preparation method thereof |
| 02/09/2011 | CN101245039B Process for producing cis-4-(2-bromine vinyl)benzene sulfonamide(I) |
| 02/08/2011 | US7884103 such as N-(4-Chloro-phenyl)-2-methyl-2-phenylmethanesulfonylamino-3-(4-[1,2,4]triazol-1-yl-phenoxy)-propionamide, used for controlling or preventing the infestation of plants by phytopathogenic microorganisms, especially fungi |
| 02/03/2011 | WO2011014553A2 Improved process for the sulfochlorination of hydrocarbons |
| 02/03/2011 | WO2011013834A1 Method for producing biaryl compound |
| 02/03/2011 | US20110028751 Perfluoro sulfonyl halides and related species as polymer support modifiers |
| 02/02/2011 | EP2279192A2 Ionic liquids |
| 02/02/2011 | CN101965328A Process to pregabalin |
| 01/27/2011 | WO2011010524A1 Process for production of alkoxybenzenesulfonyl chlorides |
| 01/27/2011 | WO2011009541A1 Preparation of (r)- and (s)-n-(3, 4-difluoro-2-(2-fluoro-4-iodophenylamino)--6-methoxyphenyl) -1- (2, 3-dihydroxypropyl)cyclopropane-1-sulfonamide and protected derivatives thereof |
| 01/27/2011 | WO2010099532A3 Purification of 5-sulfoisophthalic acid by the use of an acetic acid wash on a crude cake |
| 01/27/2011 | US20110021534 2 -substituted- 3 -phenylpropionic acid derivatives and their use in the treatment of inflammatory bowel disease |
| 01/27/2011 | CA2768788A1 Preparation of (r)- and (s)-n-(3,4-difluoro-2-(2-fluoro-4-iodophenylamino)-6-methoxyphenyl)-1-(2, 3-dihydroxypropyl)cyclopropane-1-sulfonamide and protected derivatives thereof |
| 01/26/2011 | EP2278014A2 Method for producing alcohol and carboxylic acid having optical activity |
| 01/26/2011 | CN101956030A Method for preparing succinic acid sulphonated fat-liquoring agent |
| 01/26/2011 | CN101955580A Plasticizer for improving polylactic acid by mixing with polylactic acid and preparation method thereof |
| 01/26/2011 | CN101955451A Method for preparing petroleum sulfonate surfactant by falling film sulfonation |
| 01/26/2011 | CN101955450A Petroleum sulfonate composition, preparation method and application thereof |
| 01/26/2011 | CN101955449A Calcium dodecylbenzene sulfonate desolventizing device |
| 01/26/2011 | CN101955448A Amide group-containing hydroxysulfobetaine and preparation and application thereof |
| 01/25/2011 | US7875746 Sulfonium or iodonium acid generators of sulfonimide, carbonylaminosulfonyl or imido compounds of given formula; improved in the pattern profile, line edge roughness and defocus latitude depended on line pitch and resolution with actinic rays or radiation |
| 01/20/2011 | US20110015111 Sulfonate surfactants and methods of preparation and use |
| 01/20/2011 | US20110014548 Conductive and hydrophilic surface modification of fuel cell bipolar plate |
| 01/19/2011 | EP2275395A2 Copper-catalyzed formation of carbon-carbon bonds |
| 01/19/2011 | CN101948412A Site-15 deacetylation and site-13 straight-chain sulfamic acid substituted hypocrellin derivative, preparation method and application thereof |
| 01/19/2011 | CN101947424A Hybrid vaporizer and application thereof to preparation of sulfonated or sulfated product from liquid sulfur trioxide |
| 01/13/2011 | WO2011005642A1 Polyfluorosulfonamido amides useful as intermediates in the synthesis of polyfluorosulfonamido amines |
| 01/13/2011 | US20110009640 Bifunctional phenyl iso (thio) cyanates, processes and intermediates for their preparation |
| 01/13/2011 | US20110009638 Method for preparing 3-trifluoromethyl chalcones |
| 01/13/2011 | US20110009636 Process for the preparation of 2-methyl-2'-phenylpropionic acid derivatives and novel intermediate compounds |
| 01/13/2011 | US20110008261 Method to produce hyperpolarised amino acids and aminosulphonic acids |
| 01/13/2011 | CA2764427A1 Polyfluorosulfonamido amides useful as intermediates in the synthesis of polyfluorosulfonamido amines |
| 01/12/2011 | EP2272813A2 Copper-catalyzed formation of carbon-oxygen bonds |
| 01/12/2011 | CN101945839A Method for producing conjugated aromatic compound |
| 01/12/2011 | CN101941926A Cardanol polyoxyethylene ether ammonium sulfate and preparation method thereof |
| 01/11/2011 | US7868046 inhibitors of the chemotaxis of chemokine ligand 1(CXCL1) induced neutrophils, polymorphonucleate and mononucleate cells, such as (2R)-2-{4-[(isopropylsulfonyl)amino]phenyl}propanamide, used for the treatment of respiratory system disorders, angiogenesis and melanoma |
| 01/11/2011 | US7866210 Semiconductor mechanical sensor |
| 01/06/2011 | CA2766933A1 Continuous method for acylating amino group-carrying organic acids |
| 01/05/2011 | EP2270178A2 Method for producing alcohol and carboxylic acid having optical activity |
| 01/05/2011 | EP2269981A1 Vinylsulfonic acid, polymer of the same, and method for producing the same |
| 01/05/2011 | CN101935522A Preparation of long-chain alkyl acyl benzene sulfonic acid sodium salt and application thereof in enhancing oil recovery rate |
| 01/05/2011 | CN101935294A Method for recycling two main by-products in C acid production |
| 01/05/2011 | CN101935135A Treatment device of 2B acid wastewater |
| 01/05/2011 | CN101302175B Process for preparing alkyl alcohol ether sulphonate or alkyl phenol ether sulphonate |
| 01/04/2011 | US7863476 Multifunctional anionic surfactants |
| 12/30/2010 | US20100331321 Bis-(Sulfonylamino) derivatives for use in therapy |
| 12/30/2010 | US20100331218 Photoacid generators for the synthesis of oligo-dna in a polymer matrix |
| 12/29/2010 | WO2010149262A1 Fluorosurfactants |
| 12/29/2010 | CN101932547A Process for recovering sulfonic acid catalyst and noble products from acrylate heavy ends |
| 12/29/2010 | CN101928239A Method for preparing calcium sulfonate with high base number |
| 12/29/2010 | CN101927183A Application of diphenylphosphine methyl-substituted calix [4] arene |
| 12/22/2010 | EP2081889B1 Sulfonamide derivatives |
| 12/22/2010 | CN101921259A Salt and photoresist composition containing the same |
| 12/22/2010 | CN101921219A Salt and photoresist composition containing the same |
| 12/22/2010 | CN101456829B Dry process of dodecyl sodium sulfate |
| 12/16/2010 | US20100317524 Sulfonylureas |
| 12/15/2010 | CN201669109U Condensation kettle with propeller |
| 12/15/2010 | CN201669108U Sulfonating kettle for peri acid production |
| 12/15/2010 | CN201668967U Device for dewatering and recovering calcium dodecy |
| 12/15/2010 | CN201668966U Calcium dodecylbenzene sulfonate desolventizing device |
| 12/15/2010 | CN101914171A Sulfonic acid ultraviolet (UV)-cured aqueous epoxy emulsion and preparation method thereof |
| 12/15/2010 | CN101914043A Method for synchronously extracting and preparing taurine, biological zinc and polypeptide from oysters |
| 12/15/2010 | CN101912745A Sulfamic acid amphoteric surfactant and synthesis method thereof |