| Patents for C07C 309 - Sulfonic acids; Halides, esters, or anhydrides thereof (15,484) | 
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| 06/13/2012 | CN102491575A Method for performing comprehensive treatment by utilizing waste water from production of ternary monomer | 
| 06/13/2012 | CN101456830B Methods of making an antistatic agent | 
| 06/13/2012 | CN101336124B Anion-exchange displacement chromatography process and anionic organic compounds for use as displacer compounds in anion-exchange displacement chromatography | 
| 06/07/2012 | WO2012074822A1 Sulfonation in continuous-flow microreactors | 
| 06/07/2012 | WO2012072567A1 Preparation of pet precursor | 
| 06/07/2012 | US20120142954 Surface Treatment And Exchange Of Nanostructures From Aqueous Suspension Into Organic Media And Into Polymer-Matrix Composites | 
| 06/07/2012 | US20120142951 METHOD OF PREPARING alpha-SULFO FATTY ACID ALKYL ESTER ALKANOLAMINE SALT | 
| 06/07/2012 | US20120142938 Non-halogen activating agent used as flux | 
| 06/07/2012 | US20120142930 N-(2-oxo-1-phenylpiperidin-3-yl)sulfonamides for the identification of biological and pharmacological activity | 
| 06/07/2012 | US20120142707 Modified c-3 betulinic acid derivatives as hiv maturation inhibitors | 
| 06/07/2012 | US20120141939 Photoacid generators | 
| 06/07/2012 | US20120138789 Phosphonium-Based Ionic Liquids and Uses | 
| 06/07/2012 | CA2820363A1 Preparation of pet precursor | 
| 06/06/2012 | EP2460790A1 Fluorine-containing compound, fluorine-containing surfactant and compositions containing same | 
| 06/06/2012 | EP2460789A1 Method for producing biaryl compound | 
| 06/06/2012 | EP2460786A1 Bioavailable diacylhydrazine ligands for modulating the expression of exogenous genes via an ecdysone receptor complex | 
| 06/06/2012 | EP2459523A2 Improved process for the sulfochlorination of hydrocarbons | 
| 06/06/2012 | CN101279940B Preparation of isophthalic acid-5-sulfonic acid, ester, salt and ester salt thereof | 
| 05/31/2012 | WO2012071524A1 Arylsulfonate salts of fingolimod and processes for preparation thereof | 
| 05/31/2012 | WO2012071102A2 Buffer compounds | 
| 05/31/2012 | WO2012070793A2 Improved method for purifying sulfonated aromatic monomer | 
| 05/31/2012 | WO2012070548A1 Radiation-sensitive composition and compound | 
| 05/31/2012 | WO2012069004A1 Synthesis and application of intermediate of tapentadol | 
| 05/31/2012 | US20120132103 Fluorine-containing compound, fluorine-containing surfactant and compositions containing same | 
| 05/31/2012 | CA2816961A1 Method for buffering a chemical or biological composition | 
| 05/30/2012 | EP2457886A1 Sulfonation in continuous-flow microreactors | 
| 05/30/2012 | EP2456755A1 Mixed salts of sulfonated estolides and other derivatives of fatty acids, and methods of making them | 
| 05/30/2012 | EP2456753A1 Fluorinated cyclopropane analogs of glutamic acid | 
| 05/30/2012 | CN202246489U System for continuously producing sodium fatty acid methyl ester sulfonate with low disodium salt | 
| 05/30/2012 | CN102482401A 联苯四磺酸化合物、其制造方法、聚合物和高分子电解质 Biphenyl tetracarboxylic acid compounds, a manufacturing method thereof, a polymer and a polymer electrolyte | 
| 05/30/2012 | CN102482208A 含有磺酸烯丙酯阴离子的离子液体 Allyl sulfonic acid anion containing an ionic liquid | 
| 05/30/2012 | CN102482197A 双季铵盐的制造法和新颖中间体 Double quaternary ammonium salts and novel intermediates manufacturing method | 
| 05/30/2012 | CN102477016A 他喷他多的中间体的合成与应用 Tapentadol intermediates Synthesis and Application | 
| 05/30/2012 | CN102477005A 一种酸液稠化剂合成工艺中的amps单体提纯方法 One kind of acid thickener synthesis process amps monomer purification method | 
| 05/30/2012 | CN102477004A 一种利用超滤技术从牡蛎中提取天然牛磺酸的方法 An oyster extract natural taurine from utilizing ultrafiltration method | 
| 05/30/2012 | CN102093263B Recycling method of levorotation camphorsulfonic acid serving as clopidogrel resolving agent | 
| 05/30/2012 | CN101863788B 5-aminolevulinic acid phosphate salt, process for producing the same and use thereof | 
| 05/30/2012 | CN101407482B Intermediate for synthesizing butene liquid crystal and synthetic method thereof | 
| 05/29/2012 | US8188308 Crystal of glutathione and process for production thereof | 
| 05/29/2012 | US8188269 Functionalized compositions for improved immobilization | 
| 05/29/2012 | CA2458611C Aminobenzophenones as interleukin 1-beta and tumour necrosis factor-alpha inhibitors | 
| 05/24/2012 | WO2012066366A1 New salts suitable for the preparation of pharmaceutical compositions | 
| 05/24/2012 | US20120131687 Agent that modulates physiological condition of pests, involved in insect voltage-gated potassium channel activity | 
| 05/24/2012 | US20120130107 Process for production of bis-quaternary ammonium salt, and novel intermediate | 
| 05/24/2012 | US20120130079 Compounds That Suppress Cancer Cells and Exhibit Antitumor Activity | 
| 05/24/2012 | US20120129930 Ketone compounds and compositions for cholesterol management and related uses | 
| 05/24/2012 | US20120129108 Base reactive photoacid generators and photoresists comprising same | 
| 05/24/2012 | US20120125777 Sulfonate- or sulfate-capped anti-misting agents | 
| 05/23/2012 | EP2455811A1 Sulfonium salt-containing polymer, resist composition, patterning process, and sulfonium salt monomer and making method | 
| 05/23/2012 | EP2454233A2 Sulfonate surfactants and methods of preparation and use | 
| 05/23/2012 | EP2454230A1 Radiolabelling method using cycloalkyl groups | 
| 05/23/2012 | EP1935916B1 Polyarylene and process for producing the same | 
| 05/23/2012 | CN102471249A 磺酸盐表面活性剂和制备与使用方法 Sulfonate surfactant and the preparation and use of | 
| 05/23/2012 | CN102471248A 用于递送1,3-丙二磺酸的方法、化合物和组合物 Methods for the delivery of 1,3-propanediol acid, the compounds and compositions | 
| 05/23/2012 | CN102471247A 含氟化合物、含氟表面活性剂及其组合物 Fluorine-containing compounds, fluorine-containing surfactants, and combinations thereof | 
| 05/23/2012 | CN102471246A 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 | 
| 05/23/2012 | CN102471245A 用于烃的磺基氯化作用的改善方法 A method for improving the action of a hydrocarbon sulfonic acid chloride groups | 
| 05/23/2012 | CN102471235A 利用环烷基的放射性标记方法 The use of radioactive labeling methods cycloalkyl | 
| 05/23/2012 | CN102464974A Composition capable of greatly improving crude oil recovery efficiency and preparation method thereof | 
| 05/23/2012 | CN102464598A 脂肪酸酰胺聚氧乙烯醚苯磺酸盐及其制备方法 Polyoxyethylene fatty acid amide sulfonate and preparation method | 
| 05/23/2012 | CN102464597A Method for sulfonating naphthalene | 
| 05/23/2012 | CN102464589A 雷沙吉兰、其甲磺酸盐及其中间体的制备方法 Rasagiline, its preparation and its intermediate mesylate | 
| 05/23/2012 | CN102050764B Method for purifying sodium hydroxyethyl sulphonate | 
| 05/23/2012 | CN101585786B Method of using SO<3>-air mixture to produce alkylphenol sulfonic acid and salts thereof via film sulfonator sulfonated alkylphenol | 
| 05/23/2012 | CN101544583B Method for preparing (Z)-4-(2-bromovinyl) benzene sulfonate phenolic ester | 
| 05/23/2012 | CN101531614B Method for preparing aromatic hydroxylamine through selective hydrogenation of aromatic nitro compound with nano Pt/C catalyst | 
| 05/23/2012 | CN101475507B Fluorinated acrylate, preparation method and preparation of copolymer thereof | 
| 05/22/2012 | US8183420 Preparation of alkylaromatic hydrocarbons and alkylaryl sulfonates | 
| 05/18/2012 | WO2012064417A1 Urethane and urea fluorosurfactants | 
| 05/17/2012 | US20120123154 Method for producing biaryl compound | 
| 05/17/2012 | US20120123026 Functionalized compositions for improved immobilization | 
| 05/17/2012 | US20120122918 Antibacterial agents | 
| 05/16/2012 | EP2452932A2 Base reactive photoacid generators and photoresists comprising same | 
| 05/16/2012 | CN102452966A Alkylbenzene sulfonate Gemini surfactant and preparation method thereof | 
| 05/16/2012 | CN102452965A Method for removing polymerization inhibitor in AMPS (2-acrylamide-2-methyl propanesulfonic acid) raw material | 
| 05/16/2012 | CN102452964A Amphipathic polymerizable monomer and amphipathic tackifying copolymer and preparation method and application thereof | 
| 05/16/2012 | CN102452963A Production method for 2-acrylamide-2-methylpro panesulfonic acid | 
| 05/16/2012 | CN102452962A Synthetic method of AMPS (2-Acrylamide-2-methylpropanesulfonic acid) | 
| 05/16/2012 | CN102452961A Diallyl monomer and polymer thereof and preparation method thereof | 
| 05/16/2012 | CN102452867A Method for preparing aryl acetonitrile compound | 
| 05/15/2012 | US8178271 Polymer having a sulfonic group or a sulfonate group and an amide group and method of producing same | 
| 05/15/2012 | CA2516993C Bioavailable diacylhydrazine ligands for modulating the expression of exogenous genes via an ecdysone receptor complex | 
| 05/10/2012 | WO2012030181A3 Accelerator for preparation of natural gas hydrate | 
| 05/10/2012 | US20120111233 Fluorosurfactants | 
| 05/09/2012 | EP2450746A1 Positive resist composition and pattern forming method using the composition | 
| 05/09/2012 | EP2448913A2 Continuous method for acylating amino group-carrying organic acids | 
| 05/09/2012 | CN202212190U Reactor for resorcinol neutralization reaction station | 
| 05/09/2012 | CN102442888A Method for producing 1,5-dihydroxy naphthalene | 
| 05/09/2012 | CN102441338A Sulfonate aralkyl anionic-nonionic surfactant and synthesis method thereof | 
| 05/09/2012 | CN102441312A Recyclable ionic liquid type carbon dioxide absorbent and preparation method thereof | 
| 05/09/2012 | CN101570584B Polymer having a sulfonic group or a sulfonate group and an amide group and method of producing same | 
| 05/09/2012 | CN101333177B Process for producing taurine drying and sterilizing by microwave and high-efficiency ebullition | 
| 05/09/2012 | CN101318917B Long chain (C18-C12) linear alkyl benzene sulfonate and method of preparing the same | 
| 05/09/2012 | CN101279937B Alkyl phenol sulfonic polyoxyethylene ether sulfonate and preparation thereof | 
| 05/08/2012 | US8173839 5-aminolevulinic acid salt, process for producing the same and use thereof | 
| 05/08/2012 | US8173354 Sulfonium salt, resist composition, and patterning process | 
| 05/08/2012 | US8173353 Sulfonium compound | 
| 05/08/2012 | US8173350 Oxime compound and resist composition containing the same | 
| 05/08/2012 | CA2515715C Methods for producing cyclic benzamidine derivatives | 
| 05/03/2012 | WO2012058219A2 Deuterium enriched rasagiline |