| Patents for C07C 309 - Sulfonic acids; Halides, esters, or anhydrides thereof (15,484) |
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| 12/17/2013 | US8609881 Cure accelerators for anaerobic curable compositions |
| 12/11/2013 | EP2671878A1 Substituted n-pentanamide compounds, preparation methods and uses thereof |
| 12/11/2013 | CN203333542U Condensation and neutralization reaction device for preparing dispersing agent MF |
| 12/11/2013 | CN103443072A Polymerizable composition comprising an oxime sulfonate as thermal curing agent |
| 12/11/2013 | CN103443071A Improved method for the preparation of low overbased alkyltoluene sulfonate |
| 12/11/2013 | CN103435523A Preparation method for (1R, 2S)-2-fluoro-cyclopropanamine tosylate |
| 12/11/2013 | CN103435522A Preparation method of 1,3-propanediol gemini dioctyl sodium sulfosuccinate |
| 12/11/2013 | CN103435521A Preparation method of ethylene glycol gemini di-n-octyl phthalate sodium sulfosuccinate |
| 12/11/2013 | CN103435520A Preparation method of 1,4-butanediol gemini dioctyl sodium sulfosuccinate |
| 12/11/2013 | CN103435519A Preparation method of ethylene glycol gemini di-sec-octyl phthalate sodium sulfosuccinate |
| 12/11/2013 | CN103432959A Surface active agent containing hexafluoropropylene tripolymer group and preparation method thereof |
| 12/11/2013 | CN102911089B Method for preparing iron p-toluenesulfonate and solution thereof |
| 12/10/2013 | CA2552317C Hcv ns-3 serine protease inhibitors |
| 12/04/2013 | EP2668156A1 Polymerizable composition comprising an oxime sulfonate as thermal curing agent |
| 12/04/2013 | CN103420976A Method for preparing imatinib and mesylate |
| 12/04/2013 | CN103420876A Method for improving use ratio of sulfonating agent |
| 12/04/2013 | CN103420875A CLT acid production method |
| 12/04/2013 | CN102942509B Synthetic method of etamsylate |
| 12/04/2013 | CN102584641B Process for preparing alkylphenol formaldehyde oligomer sulfonate |
| 11/28/2013 | WO2013176063A1 Chemical amplification resist composition, resist film using the same, resist-coated mask blank, method of forming photomask and pattern, and method of manufacturing electronic device and electronic device |
| 11/28/2013 | US20130317250 2-(Alkylcarbonyloxy)-1, 1-Difluoroethanesulfonic Acid Salt and Method for Producing the Same |
| 11/28/2013 | US20130316248 Process for the preparation of compounds containing perfluoroalkanesulfonic acid groups |
| 11/28/2013 | US20130315992 Phenothiazine diaminium salts and their use |
| 11/27/2013 | CN203307265U Automated production system of poly-phenol polyoxyethylene sulfonates |
| 11/27/2013 | CN103408473A A method of extracting natural taurine from scallop viscera |
| 11/27/2013 | CN103408472A Preparation method of ion pair chromatographic reagent sodium n-undecyl sulfonate |
| 11/27/2013 | CN103408471A Preparation method of ion pair chromatographic reagent sodium n-dodecyl sulfonate |
| 11/27/2013 | CN103408470A Preparation method of ion pair chromatographic reagent sodium n-tridecyl sulfonate |
| 11/27/2013 | CN103408469A Preparation method and application of novel polymeric surfactant |
| 11/27/2013 | CN103408468A Alkyl (sulfonated phenethyl) benzene sulfonate and preparation method thereof |
| 11/27/2013 | CN102775331B Environment-friendly synthesis technology of o-methyl formate benzenesulfonic acid |
| 11/27/2013 | CN102617408B Amino acid benzyl derivative and intermediate thereof |
| 11/27/2013 | CN102604023B Sulfoacid/carboxylic acid type hydrophilic chain extender and preparation method thereof |
| 11/27/2013 | CN102503912B High epoxide number environment-friendly plasticizer production process |
| 11/27/2013 | CN102216262B Method for producing aqueous alpha-sulfo fatty acid alkyl ester salt solution |
| 11/21/2013 | WO2013170738A1 Agomelatine acid radical composite, and preparation method and application thereof |
| 11/21/2013 | WO2013093626A3 Amine adducts, derivatives thereof, methods for making such adducts and derivatives, and methods for using such adducts and derivatives |
| 11/20/2013 | CN203295399U Device system for purifying tobias acid from tobias acid liquid waste |
| 11/20/2013 | CN103396345A Preparation method of acid chrome blue K |
| 11/20/2013 | CN102746196B Sulfonating technique for producing dye dispersant MF (melamine-formaldehyde) |
| 11/20/2013 | CN102417471B Preparation method of 4-amino-2-sulfonic benzoic acid |
| 11/19/2013 | US8586771 Processes of preparing estolide compounds that include removing sulfonate residues |
| 11/19/2013 | CA2595889C N-halogenated amino acids and n,n-dihalogenated amino acids in combination with hypohalous acids |
| 11/14/2013 | WO2013168016A1 Compositions and methods for the treatment of metabolic syndrome |
| 11/14/2013 | US20130303786 Benzylpiperizine compound |
| 11/14/2013 | US20130302903 Fluorescent nitric oxide probes and associated methods |
| 11/13/2013 | CN103387523A Preparation method of calconcarboxylic acid sodium salt |
| 11/13/2013 | CN103387522A Method for extracting taurine from golden-brownalgae |
| 11/13/2013 | CN103387521A Method for extracting taurine from shellfish meat |
| 11/13/2013 | CN102702035B Method for continuously preparing fluorinated vinyl ether |
| 11/13/2013 | CN102633693B Method for synthesizing dimethyl isophthalate-5-sodium sulfonate |
| 11/13/2013 | CN102618244B Betaine surfactant and preparation method and application thereof |
| 11/13/2013 | CN102219715B Method for preparing medicinal high-purity calcium dobesilate |
| 11/13/2013 | CN101973914B Method for preparing salt-free 2-amino-1,5-naphthalenedisulfonic acid |
| 11/12/2013 | US8580723 Process compositions and production of acyl alkylisethionate compositions |
| 11/12/2013 | US8580717 Process for making an overbased, sulfurized salt of an alkylated hydroxyaromatic compound |
| 11/07/2013 | WO2013163889A1 New intermediate compound for preparing vitamin b6 |
| 11/07/2013 | US20130296588 Anthraquinone Compounds and Their Uses |
| 11/07/2013 | US20130296323 Gga and gga derivatives compositions thereof and methods for treating neurodegenerative diseases including paralysis including them |
| 11/07/2013 | US20130296282 Methods Of Use For 2,5-Dihydroxybenzene Sulfonic Acid Compounds For The Treatment Of Cancer, Rosacea And Psoriasis |
| 11/07/2013 | US20130295009 Method of treating inflammation |
| 11/06/2013 | CN203269827U Low-cost low-corrosion preparation system of octadecyl benzene sulfonic acid |
| 11/06/2013 | CN103383372A Lead ion-sensitive membrane with poly(sulfonated aminoanthraquinone) as carrier and lead ion-selective electrode |
| 11/06/2013 | CN103382170A Preparation method for taurine |
| 11/06/2013 | CN103382169A Emodin methyl sulfonic ester, and preparation method and applications thereof |
| 11/06/2013 | CN102617410B Method for purifying 3,4,5,6-tetrahalogenated phenolsulfonphthalein |
| 11/06/2013 | CN102500395B TiO2-loaded Ni-Au-Pt nanometer composite metal catalyst and preparation method and application |
| 11/06/2013 | CN102452961B Diallyl monomer and polymer thereof and preparation method thereof |
| 11/06/2013 | CN102304069B Method for synthesizing saturated cardanol sulfonate surfactant for oil displacement |
| 11/06/2013 | CN102241604B Amino acid modified curcumin, synthesis method thereof, and application thereof |
| 11/06/2013 | CN101955448B Amide group-containing hydroxysulfobetaine and preparation and application thereof |
| 11/06/2013 | CN101935294B Method for recycling two main by-products in C acid production |
| 11/06/2013 | CN101786971B Preparation process of doxycycline hydrochloride |
| 11/05/2013 | CA2481202C Functionalized ionic liquids, and methods of use thereof |
| 10/31/2013 | WO2013160728A1 Dual targeting compounds for the treatment of alzheimer's disease |
| 10/31/2013 | US20130289296 Novel process for the preparation of bazedoxifene acetate and intermediates thereof |
| 10/31/2013 | US20130289295 Diastereoselective preparation of bicyclo[2.2.2]octan-2-one compounds |
| 10/31/2013 | US20130289112 Salts of kukoamine b, preparation method and use thereof |
| 10/31/2013 | US20130289064 Salts and crystall forms of 2-methyl-2-[4-(3-methyl-2-oxo-8-quinolin-3-yl-2,3-dihydro-imidazo[4,5-c]quinolin-1-yl)-phenyl]-propionitrile |
| 10/31/2013 | US20130284048 Fluorinated surfactants |
| 10/31/2013 | DE102012008119A1 Use of substituted dicyclohexylmethanol derivatives as antimicrobial active substance and anti-acne-, antidandruff-, deodorant- or antiperspirant active substance, and in cosmetic- or pharmaceutical formulations and medical devices |
| 10/30/2013 | EP2655343A1 Polymorphs of 3-chloro-4[(2r)-2 |
| 10/30/2013 | EP2655324A1 Derivatives of perfluoroalkoxy sulfosuccinates as surface-active surfactants |
| 10/30/2013 | EP2655321A1 Purification of precursor compound by crystallisation |
| 10/30/2013 | EP2655320A1 Process simplification for precursor compound |
| 10/30/2013 | CN103380107A Bio-based linear alkylphenyl sulfonates |
| 10/30/2013 | CN103374341A Preparation method and application of gemini amphiphilic surfactant |
| 10/30/2013 | CN103373959A Preparation method of cis-benzyl isoquinoline compound and application thereof |
| 10/30/2013 | CN103373945A Method for regulating and controlling product distribution in process of producing mahogany petroleum sulfonate through micro-reaction system |
| 10/30/2013 | CN103373944A Synthesis method for 1,4-dyhydroxyl-9,10-anthraquinone-2-sulfonic acid |
| 10/30/2013 | CN102372719B Pemetrexed methyl ester p-toluenesulfanate crystal form and preparation method thereof |
| 10/30/2013 | CN102329253B Reaction apparatus for resorcinol neutralization reaction section and reaction technology thereof |
| 10/30/2013 | CN102285905B Method for synthesizing taurine |
| 10/30/2013 | CN102249957B Method for producing 2B acid through sulfonation of 2B oil |
| 10/30/2013 | CN102199121B 4-(4-(3-trifluoro methyl) benzamido phenoxyl)-2-(methyl carbamyl) pyridine salt, its preparation method and application |
| 10/30/2013 | CN102153483B Axial chirality vicinal diamine compound and preparation method thereof |
| 10/30/2013 | CN102076658B Method for sulphonylation of hydroxylated organic compound |
| 10/29/2013 | US8569466 Aromatic carboxylic acid derivatives for treatment and prophylaxis of gastrointestinal diseases including colon cancers |
| 10/29/2013 | US8569378 p27 protein inducer |
| 10/29/2013 | US8569348 Compounds, compositions, and methods for preventing metastasis of cancer cells |