| Patents for C07C 309 - Sulfonic acids; Halides, esters, or anhydrides thereof (15,484) |
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| 02/20/2013 | CN102936213A Clean preparation method of 1, 8-dinitro-3, 6-naphthalenedisulfonic acid |
| 02/20/2013 | CN102936054A Method for separating naphthalene sulfonic acid, sulfuric acid and sulfurous acid from industrial wastewater |
| 02/19/2013 | CA2573540C Alkylxylene sulfonates for enhanced oil recovery processes |
| 02/14/2013 | US20130041142 Human sweet taste receptor-acting sweet taste regulating substance to sweet taste substance |
| 02/14/2013 | US20130040884 Albumin-binding conjugates comprising fatty-acid and peg |
| 02/14/2013 | US20130040389 Bioavailable Diacylhydrazine Ligands for Modulating the Expression of Exogenous Genes via an Ecdysone Receptor Complex |
| 02/14/2013 | US20130039983 Process for the production of ralfinamide salts substantially free from impurities having genotoxic effects |
| 02/14/2013 | US20130037753 Organic electronic material, polymerization initiator and thermal polymerization initiator, ink composition, organic thin film and production method for same, organic electronic element, organic electroluminescent element, lighting device, display element, and display device |
| 02/13/2013 | EP2557145A1 Surfactant compositions |
| 02/13/2013 | CN102924411A Synthesis method of triptolide intermediate |
| 02/13/2013 | CN102924343A Preparation method of petroleum sulfonate for oil displacement |
| 02/13/2013 | CN102924342A Method for preparing alkylaryl sulfonate surfactant |
| 02/13/2013 | CN102924341A Salt, photoresist composition and method for producing photoresist pattern |
| 02/13/2013 | CN102924340A Preparation method for ion pair chromatography reagent nonane sodium sulfonate |
| 02/13/2013 | CN102921352A Pressurization density method production technique and device for controlling sulfonation rate in sulfonation production of anionic surfactant |
| 02/13/2013 | CN102920690A Chemical medicine for treating cerebral-cardio vascular diseases |
| 02/13/2013 | CN101684405B Method for preparing gemini long-chain alkyl benzene sulfonate oil displacement agents |
| 02/12/2013 | CA2581526C Sulfonated phenols with nitrophenols as polymerization inhibitors |
| 02/12/2013 | CA2577935C Alkaline earth-based alkoxylation catalysts |
| 02/12/2013 | CA2539842C Amidines and derivatives thereof and pharmaceutical compositions containing them |
| 02/07/2013 | WO2013018848A1 Fluoroalkanesulfonic acid production method |
| 02/07/2013 | US20130035503 Sulfonium compound, photoacid generator, and resist composition |
| 02/07/2013 | US20130035487 Bioavailable Diacylhydrazine Ligands for Modulations the Expression of Exogenous Genes via an Ecdysone Receptor Complex |
| 02/06/2013 | CN102918014A Method of manufacture and use of large hydrophobe ether sulfate surfactants in enhanced oil recovery (EOR) applications |
| 02/06/2013 | CN102911094A Sulfonium compound, photoacid generator, and resist composition |
| 02/06/2013 | CN102911089A Method for preparing iron p-toluenesulfonate and solution thereof |
| 02/06/2013 | CN102911088A Preparation method for novel surfactant for soaping |
| 02/06/2013 | CN102911087A Preparation method of trifluoro methanesulfonic acid |
| 02/06/2013 | CN102911086A Preparation method of trifluoro methanesulfonic anhydride |
| 02/06/2013 | CN101508660B Method of preparing alpha-sulphonic acid fatty acid ester |
| 02/06/2013 | CN101381328B Method of quantitative control of alkyl benzene material conversion yield in sulphonation process |
| 02/05/2013 | US8367297 Resist composition, method of forming resist pattern, novel compound and acid generator |
| 02/05/2013 | CA2549741C Reagent for detecting an analyte |
| 02/05/2013 | CA2492273C 3, 10, and 12a substituted tetracycline compounds |
| 01/31/2013 | WO2013014267A1 General method for preparing fatty acyl amido based surfactants |
| 01/31/2013 | WO2013014265A1 Amino acid salt containing compositions |
| 01/31/2013 | US20130030200 Fatty acyl amido based surfactant concentrates |
| 01/31/2013 | US20130030199 Amino acid salt containing compositions |
| 01/31/2013 | US20130030197 Fatty acyl amido based surfactant concentrates |
| 01/31/2013 | US20130030184 Isotopically labeled chemically stable reagents and process for the synthesis thereof |
| 01/31/2013 | US20130030029 Glucagon Antagonists |
| 01/31/2013 | US20130029930 Activation and activators of sirt6 |
| 01/31/2013 | US20130029249 Proton conducting materials |
| 01/31/2013 | DE102011052156A1 Lithium-2-methoxy-1,1,2,2-tetrafluor-ethansulfonat und dessen Verwendung als Leitsalz in Lithium-basierten Energiespeichern Lithium-2-methoxy-1,1,2,2-tetrafluoro-ethane sulfonate and its use as a conducting salt in lithium-based energy stores |
| 01/31/2013 | CA2839047A1 General method for preparing fatty acyl amido based surfactants |
| 01/30/2013 | EP2551262A1 Glutamate derivatives or salts thereof |
| 01/30/2013 | CN102898437A Acid-addition salt of Prasugrel, preparation method and application |
| 01/30/2013 | CN102898335A Method for preparing 1-substituted taurine |
| 01/30/2013 | CN101781300B Entecavir salt compound, preparation method and medicine application thereof |
| 01/29/2013 | US8361691 Radiation-sensitive composition and process for producing low-molecular compound for use therein |
| 01/24/2013 | WO2013010502A1 Acid addition salt of prasugrel, preparation method therefor and use thereof |
| 01/23/2013 | EP2547313A1 Composition containing a dibenzoylmethane screening agent and a hydrophilic or water-soluble merocyanin uv-screening agent; process for photostabilizing the dibenzoylmethane screening agent |
| 01/23/2013 | CN102887873A Ionic liquids with surface active function and preparation method for ionic liquids |
| 01/23/2013 | CN102887855A Pyridine-ion-containing liquid, preparation method and application thereof |
| 01/23/2013 | CN102887850A Pyridine-ion-containing liquid, preparation method and application thereof |
| 01/23/2013 | CN102887841A Preparation method of compound dansyl chloride |
| 01/23/2013 | CN102887840A Method for preparing low-water-content solid methyl disulfonic acid through taking methylene chloride as raw material |
| 01/23/2013 | CN102887828A Alcohol-soluble star fluorene material and application thereof |
| 01/23/2013 | CN102887827A Ionic liquid of quaternary ammonium salt, preparation method thereof and application thereof |
| 01/23/2013 | CN102030688B Method for preparing monosodium sulfosuccinate |
| 01/23/2013 | CN101312943B Fluorinated surfactants for use in making a fluoropolymer |
| 01/23/2013 | CN101085754B Fluorosulfates of hexafluoroisobutylene and its higher homologs and their derivatives |
| 01/22/2013 | US8357819 Method for the synthesis of (Z)-3-[2-butoxy-3′-(3-heptyl-1-methyl-ureido)-biphenyl-4-yl]-2-methoxy-acrylic acid |
| 01/22/2013 | US8357471 Secondary battery using an electrolyte solution |
| 01/22/2013 | CA2550631C Process for producing phenyl-alkanes using olefin isomerization and paraffin recycle |
| 01/17/2013 | WO2013008700A1 Actinic ray-sensitive or radiation-sensitive resin composition, resist film and pattern forming method each using the composition, manufacturing method of electronic device and electronic device |
| 01/17/2013 | WO2012148143A3 Organic sulfonic acid compound, dopant having same, and conductive polymer complex having the dopant |
| 01/17/2013 | US20130018204 Edge-functionalized graphitic material through mechanochemical process and manufacturing method thereof |
| 01/17/2013 | US20130017603 Glutamate derivatives or salts thereof |
| 01/16/2013 | CN102883704A Composition containing a dibenzoylmethane screening agent and a hydrophilic or water-soluble merocyanin uv-screening agent, and a process for the radiation-photostabilization of the dibenzoylmethane screening agent |
| 01/16/2013 | CN102875427A Synthetic method of 2-methoxy methylmesylate |
| 01/16/2013 | CN102875426A Preparation method of compound dansyl acid |
| 01/16/2013 | CN102875425A Preparation method of low-temperature oxidizing assistant |
| 01/16/2013 | CN102875424A Synthetic method of double-straight chain tetradecyl diphenylmethane bisulfonate |
| 01/16/2013 | CN102875423A Preparation method of novel surfactant alkanolamide sulfosuccinate |
| 01/16/2013 | CN102875422A New synthesis method of N-acyl-N-methyltaurine |
| 01/16/2013 | CN101817766B Method for preparing m-aminobenzenesulfonic acid by catalyzing and hydrogenating 3-nitrobenzenesulfonic acid |
| 01/10/2013 | WO2012145274A3 Large hydrophobe surfactants |
| 01/10/2013 | US20130012480 Crystalline salts of (4s,4as,5ar,12as)-4-dimethylamino-3,10,12,12a-tetrahydroxy-7-[(methoxy(methyl)amino)-methyl]-1,11-dioxo-1,4,4a,5,5a,6,11,12a-octahydro-naphthacene-2-carboxylic acid amide and methods of using the same |
| 01/09/2013 | EP2543662A1 Process for preparation of alkyl methanesulfonate solution |
| 01/09/2013 | EP2543660A1 Prophylactic or therapeutic agent for diabetes or obesity |
| 01/09/2013 | EP2542522A1 Method for producing 5-chlorobenzene sulphonic acid and 4,4'-dichlorodiphenylsulphone |
| 01/09/2013 | CN102866585A Novel compound and method of producing the same, acid generator, resist composition and method of forming resist |
| 01/09/2013 | CN102863948A Hydroxysulfobetaine amphoteric surfactant for flooding and preparation method of hydroxysulfobetaine amphoteric surfactant |
| 01/09/2013 | CN102863053A Treatment and resource recovery method for treating rinsing wastewater in production process of 2-naphthylamine-3,6,8-trisulfonic acid |
| 01/09/2013 | CN102050785B Imidazoline ionic liquid and preparation method and application thereof |
| 01/09/2013 | CN101928239B Method for preparing calcium sulfonate with high base number |
| 01/09/2013 | CN101624357B Method for producing 2-hydroxyl-4-methoxybenzophenone-5-sulfonic acid |
| 01/09/2013 | CN101374599B Alkaline earth-based alkoxylation catalysts |
| 01/09/2013 | CN101228117B Fluorosulfonyl group-containing compound, method for production and polymer thereof |
| 01/08/2013 | US8349502 Additive for non-aqueous electrolyte and secondary battery using the same |
| 01/08/2013 | CA2701110C Bicyclic .gamma.-amino acid derivative |
| 01/08/2013 | CA2525064C High purity electrolytic sulfonic acid solutions |
| 01/03/2013 | WO2013000571A1 Surfactant compositions |
| 01/03/2013 | WO2012135286A3 Stabilized acid amplifiers |
| 01/03/2013 | WO2012135278A3 Olefin-triggered acid amplifiers |
| 01/03/2013 | US20130005819 Contact lens disinfecting solutions |
| 01/03/2013 | CA2838905A1 Surfactant compositions |
| 01/02/2013 | EP2539316A1 Latent acids and their use |
| 01/02/2013 | CN102858330A Process for the production of ralfinamide methanesulfonate salts or their R-enantiomers |