| Patents for C07C 309 - Sulfonic acids; Halides, esters, or anhydrides thereof (15,484) |
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| 04/03/2013 | CN103012222A Method for preparing naphthalene-based high efficient water reducing agent |
| 04/03/2013 | CN103012220A Method for preparing powdery Alpha-olefin sulfonate and preparation device |
| 04/03/2013 | CN103012214A Method for preparing nafamostat hydrochloride and nafamostat mesylate |
| 04/03/2013 | CN103012087A Green synthetic method of alpha, alpha'-double benzylidene cycloalkanone compound |
| 04/03/2013 | CN103012055A Water-solubility and alcohol solubility multi-armed structural material and preparation and application method thereof |
| 04/03/2013 | CN102584642B Preparation method for ethoxyl sodium sulfonate fatty acid ester |
| 04/03/2013 | CN102086163B Preparation method and application of high temperature and high salinity stabilizer for drilling fluid |
| 04/03/2013 | CN101979394B A method to inhibit ethylene responses in plants |
| 04/03/2013 | CN101263110B Optically active diamine derivative and process for producing the same |
| 04/02/2013 | US8410300 Protease inhibitors |
| 03/28/2013 | WO2012140647A3 Albumin binding probes and drug conjugates thereof |
| 03/28/2013 | US20130078579 Radiation-sensitive resin composition, method for forming resist pattern, acid generating agent and compound |
| 03/28/2013 | US20130078186 Azo compounds reducing formation and toxicity of amyloid beta aggregation intermediates |
| 03/28/2013 | CA2849731A1 Acetaminophen conjugates, compositions and methods of use thereof |
| 03/27/2013 | CN202829888U Sulfoacid homogenizing hydrolyzing system |
| 03/27/2013 | CN102993120A Morpholine-containing ionic liquid and preparation method thereof as well as electrolyte and application thereof |
| 03/27/2013 | CN102993119A Imidazole-containing ionic liquid and preparation method thereof, and electrolyte and application thereof |
| 03/27/2013 | CN102993118A Piperidine-containing ionic liquid and preparation method thereof, and electrolyte and application thereof |
| 03/27/2013 | CN102993083A Preparation method of amlodipine besylate |
| 03/27/2013 | CN102993063A Preparation method of isophthalic acid-5-sodium sulfonate |
| 03/27/2013 | CN102993062A Preparation method for producing 1,6-sodium naphthalenedisulfonate by use of 2-naphthalene sulfonic acid reaction mother liquid |
| 03/27/2013 | CN102993061A Preparation method of 2,7-sodium naphthalenedisulfonate product using transforming production of 1,6-naphthalenedisulfonic mother liquid |
| 03/27/2013 | CN102993060A Preparation method of 1,6-naphthalenedisulfonic acid disodium salt |
| 03/27/2013 | CN102993059A Preparation method of N, N-dimethyl-N-fatty alcohol-polyoxyethylene ether hydroxypropyl sulpho glycine betaine |
| 03/27/2013 | CN101180264B Benzoic acid ester compounds, compositions, uses and methods related thereto |
| 03/26/2013 | US8404893 Pentafluorosulfanylbenzoylguanidines, processes for their preparation, their use as medicaments or diagnostic aids, and medicaments comprising them |
| 03/21/2013 | WO2013039584A1 Conversion of sulfuric acid alkylation units for ionic liquid catalyzed alkylation processes |
| 03/21/2013 | WO2013038767A1 Method for inhibiting protease in biological sample containing pancreatic juice component |
| 03/21/2013 | WO2012153349A3 Rasagiline and its pharmaceutically acceptable salts |
| 03/21/2013 | US20130072520 Antibacterial agents |
| 03/21/2013 | US20130072504 Crystalline forms of a purine derivative |
| 03/21/2013 | US20130072491 Prophylactic or therapeutic agent for diabetes or obesity |
| 03/21/2013 | US20130071327 Homoglutamic acid derivatives |
| 03/21/2013 | CA2848180A1 Conversion of sulfuric acid alkylation units for ionic liquid catalyzed alkylation processes |
| 03/20/2013 | CN102974268A Alkylbenzyl polyoxyethylene ether betaine surfactant and its preparation method and use |
| 03/20/2013 | CN102357093B Medicinal composition of methanesulfonic acid arbidol oral solid preparation |
| 03/20/2013 | CN102081304B Negative resist composition and patterning process |
| 03/20/2013 | CN101573331B Process for producing vinylsulfonic acid |
| 03/20/2013 | CN101570501B Method for synthesizing p-nitrobenzenesulfonyl chloride |
| 03/20/2013 | CN101362710B Method for preparing aminobenzenesulfonic acid by catalytic hydrogenation |
| 03/19/2013 | US8399703 Compound, method for producing the same and method for producing fluoropolymer |
| 03/19/2013 | US8399661 Sulfur-containing compound, method of preparation and pharmaceutical uses thereof |
| 03/14/2013 | US20130066105 Modified carbon material and process of making and using the same |
| 03/14/2013 | US20130066097 Process for preparing an ortho-substituted 5-halophenol and a synthesis intermediate thereof |
| 03/14/2013 | US20130065325 Zwitterionic reagents |
| 03/14/2013 | US20130065182 Fluorine-Containing Sulfonate, Fluorine-Containing Sulfonate Resin, Resist Composition and Pattern Formation Method |
| 03/13/2013 | CN102964349A Tosilate of benzodiazepine derivative, its crystal forms, their preparation method and application |
| 03/13/2013 | CN102964293A Preparation method of 4-(4-dimethylaminostyryl)methylpyridyl p-toluenesulfonate |
| 03/13/2013 | CN102964278A Method for preparing CLT acid (2-amino-4-methyl-5-chlorobenzene sulfonic acid) by continuous catalytic hydrogenation reduction |
| 03/13/2013 | CN102964277A Preparation method of N,N-dimethyl-N-fatty alcohol polyethenoxy ether-base sulfopropyl lycine |
| 03/13/2013 | CN102964276A Preparation method of sodium new houttuyfonate |
| 03/13/2013 | CN102964267A Cyclohexene compound having influenza virus neuraminidase inhibition activity, preparation method and application |
| 03/13/2013 | CN102161637B Photoactive compound |
| 03/13/2013 | CN101607925B Method for preparing naphthalene sulphonic acid by sulfonating sulfur trioxide in microreactor |
| 03/12/2013 | US8394570 Sulfonium salt, acid generator, resist composition, photomask blank, and patterning process |
| 03/12/2013 | US8394540 Anode and method of manufacturing same, secondary battery and method of manufacturing same, and sulfone compound |
| 03/07/2013 | WO2013033022A2 5-sulfoisophthalic acid salts and process for the preparation thereof |
| 03/07/2013 | WO2013032273A2 Quinolinium single crystals for use in nonlinear optics |
| 03/07/2013 | WO2013031849A1 Method for producing organic compound having sulfo group, method for producing liquid composition, and method for hydrolytically treating organic compound having fluorosulfonyl group |
| 03/07/2013 | WO2013029431A1 Benzodiazepine derivatives tosylate salts, their polymorphic forms, preparation methods and uses thereof |
| 03/07/2013 | US20130059998 Poly(Ester Amide) Macromers and Polymers Thereof |
| 03/07/2013 | US20130058990 Composition containing a dibenzoylmethane screening agent and a hydrophilic or water-soluble merocyanin uv-screening agent; process for photostabilizing the dibenzoylmethane screening agent |
| 03/07/2013 | US20130056357 Acid Mist Mitigation Agents for Electrolyte Solutions |
| 03/07/2013 | CA2846583A1 5-sulfoisophthalic acid salts and process for the preparation thereof |
| 03/06/2013 | EP2565181A1 Process for preparing sulfates and/or sulfonates in a micro-reaction system |
| 03/06/2013 | EP2563355A1 Process for the production of ralfinamide methanesulfonate salts or their r-enantiomers |
| 03/06/2013 | CN102958913A Process for preparing an ortho-substituted 5-halophenol and a synthesis intermediate thereof |
| 03/06/2013 | CN102955359A Salt, photoresist composition and method for producing photoresist pattern |
| 03/06/2013 | CN102952531A Surfactant for displacing oil of offshore oilfield and preparation method thereof |
| 03/06/2013 | CN102952116A Double-centre nicotine ionic liquid, and preparation method and application thereof |
| 03/06/2013 | CN102952099A Pyrrole ionic liquid, and preparation method and application thereof |
| 03/06/2013 | CN102952098A Pyrazine ionic liquid, and preparation method and application thereof |
| 03/06/2013 | CN102952053A Salt, photoresist composition and method for producing photoresist pattern |
| 03/06/2013 | CN102952052A Synthesis method of 2-acrylamide-2-methylpropanesulfonic acid (AMPS) |
| 03/06/2013 | CN102952051A 2-acrylamide-2-methylpropanesulfonic acid (AMPS) and refining method thereof |
| 03/06/2013 | CN102952050A 2-acrylamide-2-methylpropanesulfonic acid (AMPS) and refining method thereof |
| 03/06/2013 | CN102952049A 2-acrylamide-2-methylpropanesulfonic acid (AMPS) and refining method thereof |
| 03/06/2013 | CN102952048A 2-acrylamide-2-methylpropanesulfonic acid (AMPS) crude product and refining method thereof |
| 03/06/2013 | CN102952047A 2-acrylamide-2-methylpropanesulfonic acid (AMPS) crude product and refining method thereof |
| 03/06/2013 | CN102952046A 2-acrylamide-2-methylpropanesulfonic acid (AMPS) crude product and refining method thereof |
| 03/06/2013 | CN102952045A 2-acrylamide-2-methylpropanesulfonic acid (AMPS) crude product and refining method thereof |
| 03/06/2013 | CN102952044A Synthesis method of 2-acrylamide-2-methylpropanesulfonic acid (AMPS) |
| 03/06/2013 | CN102952043A Synthesis method of tert-butyl acrylamide sulfonate |
| 03/06/2013 | CN101914043B Method for synchronously extracting and preparing taurine, biological zinc and polypeptide from oysters |
| 02/28/2013 | WO2013028543A1 Bax agonist, compositions, and methods related thereto |
| 02/28/2013 | US20130053593 5-sulfoisophthalic acid salts and process for the preparation thereof |
| 02/28/2013 | US20130053315 Novel glp-1 derivatives |
| 02/28/2013 | US20130052588 Salt, photoresist composition and method for producing photoresist pattern |
| 02/28/2013 | US20130047892 Reactive surfactants for emulsion polymerization, pigment dispersion, and uv coatings |
| 02/28/2013 | CA2848726A1 Bax agonist, compositions, and methods related thereto |
| 02/27/2013 | EP2560968A1 Polymorphic forms of lapatinib ditosylate and processes for their preparation |
| 02/27/2013 | CN102942509A Synthetic method of etamsylate |
| 02/27/2013 | CN102180815B Process for producing benzene-m-disulfonic acid by using gas-phase sulfonation method |
| 02/27/2013 | CN101692063B Method for detecting process and end point of sulfur trioxide sulfonation |
| 02/26/2013 | USRE44032 Polymerizable sulfonate ionic liquids and liquid polymers therefrom |
| 02/21/2013 | WO2013025784A2 Salts of 5-sulfoisophthalic acid and method of making same |
| 02/21/2013 | WO2013024748A1 Non-aqueous electrolyte and electricity storage device using same |
| 02/21/2013 | CA2845087A1 Salts of 5-sulfoisophthalic acid and method of making same |
| 02/20/2013 | EP2559684A2 Partially fluorinated sulfonated surfactants |
| 02/20/2013 | CN102936214A Method for clean preparation H acid |