| 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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| 05/26/2009 | US7538246 Trifluoroacetate blocking of alanine amino group, friedel crafts reaction with methoxybenzene, reduction of carbonyl group, chlorosulphonation and deprotection; claimed tamsulosin intermediates; simplification |
| 05/26/2009 | CA2344058C Diaminopropionic acid derivatives |
| 05/22/2009 | WO2008009815A3 Method for preparing aromatic sulfonates |
| 05/20/2009 | EP2059499A1 Processes of preparing asymmetric dinitrobenzamide mustard compounds, intermediate compounds useful therein and products obtained therefrom |
| 05/20/2009 | EP2006281A9 Process for preparing highly soluble straight alkyl benzene sulphonates |
| 05/20/2009 | CN101437790A Method for preparing linear alkyl benzene sulfonate with high solubility |
| 05/19/2009 | US7534906 Process for the synthesis of hydrogenofluoromethylenesulphonyl radical derivatives |
| 05/19/2009 | CA2468879C Substituted cyclohexane derivatives |
| 05/14/2009 | WO2009060815A1 Process for preparation of trifluoromethanesulfonyl fluoride |
| 05/14/2009 | US20090124776 Cycloaliphatic epoxy (meth)acrylates, preparation processes thereof, and copolymers |
| 05/13/2009 | CN201236183Y Apparatus for reducing methanal attrition in reaction |
| 05/13/2009 | CN101429664A Full-fluorine octyl sulfuryl fluoride production technology |
| 05/13/2009 | CN101429142A Nitrogen-containing polyhydroxy fragrant compounds, preparation and uses thereof |
| 05/12/2009 | US7531689 Fluorosulfates of hexafluoroisobutylene and its higher homologs and their derivatives |
| 05/12/2009 | US7531686 Sulfonium or iodonium salt of aryl(methyl) sulfoacetate in which the alpha carbon is fluoro- or perfluoroalkyl-substituted: triphenylsulfonium (1-(5-hydroxynaphthyl)oxyethoxycarbonyl) difluoromethanesulfonate; acid labile resin; 2-Ethyl-2-adamantyl methacrylate copolymer; improve line edge roughness |
| 05/12/2009 | US7531576 N-alkyl-N-(p-substituted-phenyl)benzylamine that is N-substituted with carbocyclic aminocarbonylalkylene, aminocarbonyl, or aminocarbonylaminosulfonyl; ACAT inhibitors; treating e.g.,hypercholesterolemia and atherosclerosis |
| 05/12/2009 | US7531290 Sulfonate salts and derivatives, photoacid generators, resist compositions, and patterning process |
| 05/07/2009 | US20090118543 Method for producing trifluoromethanesulfonic anhydride |
| 05/06/2009 | CN101423482A Integrated method of sulphonation and neutralization reaction |
| 05/06/2009 | CN100484916C Manufacturing method of monoglyceride sulfonate, and manufacturing method of toilet soap composition comprising salt |
| 05/05/2009 | US7528279 Such as 3-methanesulfonyloxy-1-adamantyl methacrylate; monomers for functional resins such as a photosensitive resin in the field of photolithography |
| 05/05/2009 | US7528276 Process for preparing the intermediate compounds for PPAR α ligands |
| 04/30/2009 | WO2009054406A1 Solid fatty acid alkyl ester sulfonate metal salt material, and process for production of fatty acid alkyl ester sulfonate metal salt powder having sharp grain size distribution |
| 04/30/2009 | WO2009054240A1 PROCESS FOR PRODUCTION OF DISULFONIC ACID COMPOUND, ASYMMETRIC MANNICH CATALYST, PROCESS FOR PRODUCTION OF β-AMINOCARBONYL DERIVATIVE, AND NOVEL DISULFONATE SALT |
| 04/30/2009 | WO2009053281A1 Process for the preparation of cyclopropyl sulfonamide |
| 04/30/2009 | US20090112014 Isomerized alpha olefin sulfonate and method of making the same |
| 04/30/2009 | CA2702587A1 Isomerized alpha olefin sulfonate and method of making the same |
| 04/29/2009 | EP1603866B1 A process for the preparation of enantiomerically pure (r) or (s)-5-(2-aminopropyl)-2-methoxybenzenesulfonamide |
| 04/29/2009 | CN100482644C Chiral diene ligand, synthesis method and its application in asymmetric reaction |
| 04/23/2009 | WO2009050120A1 Method for producing sulfonic acid diamides |
| 04/23/2009 | US20090105502 Methods for producing perfluoroalkanedi(sulfonyl chloride) |
| 04/23/2009 | US20090105495 esterification, dechlorination; in a simple and cost efficient way |
| 04/23/2009 | US20090105338 Deuterium-enriched gabexate mesylate |
| 04/23/2009 | US20090104363 Sulfonate esters as latent acid catalysts |
| 04/22/2009 | EP2049471A2 Process for preparing a sulphonic acid anhydride |
| 04/22/2009 | CN101412688A Preparation of cis-4-(beta-bromovinyl) benzene sulfonyl azide |
| 04/22/2009 | CN101412687A Preparation of optically-active pure ibutilide fumarate |
| 04/22/2009 | CN101412686A Method for preparing 2,7-naphthalenedisulfonate with reaction mother liquor for producing 1,6-naphthalene disulfonic acid |
| 04/22/2009 | CN101412685A Method for preparing 2,7-naphthalenedisulfonate with reaction mother liquor for producing 1,5-naphthalene disulfonic acid |
| 04/16/2009 | WO2009006267A3 N'-(2-halobenzylidene)sulfonylhydrazides as intermediates in the manufacture of arylsulfonylindazoles |
| 04/15/2009 | EP1539684B1 Benzenesulphonamides and process for their preparation |
| 04/15/2009 | CN101410369A Process for the preparation of tamsulosin and related compounds |
| 04/15/2009 | CN101407482A intermediate for synthesizing butene liquid crystal and synthetic method thereof |
| 04/15/2009 | CN101407481A Process for preparing dimethyl sulfate by discontinuous process |
| 04/14/2009 | US7518022 High-quality; suitable as a raw material for cosmetics; good retention of liquidity and is unlikely to become cloudy on change of temperature |
| 04/08/2009 | EP2044011A1 Method for preparing metallic dixhydroxybenzenedisulfonates |
| 04/08/2009 | EP1828110B1 Process for the preparation of tamsulosin and intermediates thereof |
| 04/08/2009 | CN101402593A Midbody for preparing prasugrel and method of preparing the same |
| 04/08/2009 | CN101402592A Stone oil sulphonic acid, its salt, preparation method and uses thereof |
| 04/08/2009 | CN101402591A Process for preparing high-purity trifluoromethyl sulphonic acid |
| 04/08/2009 | CN100475789C Process for the preparation of thioalkylamine derivatives |
| 04/08/2009 | CN100475786C 4-hydroxy valeramide compounds, prepn. method and use thereof |
| 04/08/2009 | CN100475785C Improvement method and product for preparing surfactant by adsorption stripping |
| 04/08/2009 | CN100475773C Synthesis method of naphthalene disulfonic acid aclatonium and similar compound thereof |
| 04/08/2009 | CN100475328C Dual-membrane type sulfur trioxide sulfonation reactor |
| 04/07/2009 | CA2462297C Method for preparing benzenesulfonyl compounds |
| 04/02/2009 | DE10059634B4 Verfahren zur Herstellung von pulverförmigen Alkylsulfaten A process for the preparation of pulverulent alkylsulfates |
| 03/26/2009 | WO2009037981A1 2-(alkylcarbonyloxy)-1,1-difluoroethanesulfonic acid salt and method for producing the same |
| 03/26/2009 | WO2009037980A1 Processes for production of 2-bromo-2,2-difluoroethanol and 2-(alkylcarbonyloxy)-1,1-difluoroethanesulfonic acid salt |
| 03/26/2009 | WO2009037497A1 Process for preparing sulphonamides |
| 03/26/2009 | WO2009037416A1 Process for preparing sulphonamides |
| 03/25/2009 | EP2039681A1 Cycloalkene derivatives, process for production of the derivatives, and use of the same |
| 03/25/2009 | EP2039680A1 Process for producing ester or alcohol |
| 03/25/2009 | CN101395196A Polyarylene and method for producing the same |
| 03/25/2009 | CN100471834C Process for preparing fluorochemical monoisocyanates |
| 03/24/2009 | US7507868 Olefin oligomerization process |
| 03/18/2009 | EP2036885A1 A process for preparing - alpha sulpho-fatty acid ester salt surfactant |
| 03/18/2009 | CN101386586A Modified alkyl sulfate and preparation method thereof |
| 03/17/2009 | CA2172449C Reagent and process for synthesizing oxysulfurized and fluorinated organic derivatives |
| 03/12/2009 | US20090069419 Masked carboxylate neopentyl sulfonyl ester cyclization release prodrugs of acamprosate, compositions thereof, and methods of use |
| 03/11/2009 | CN101384579A Selective n-sulfonylation of 2-amino trifluoroalkyl substituted alcohols |
| 03/11/2009 | CN101381332A Ibutilide fumarate synthetic process |
| 03/11/2009 | CN101381331A Method for preparing color-forming intermediate H acids |
| 03/11/2009 | CN101381330A Application of roasted product of magnesia-alumina hydrotalcite in adsorption treatment of naphthol green B |
| 03/11/2009 | CN101381329A Sulfonated aromatic dicarboxilic acid and preparation method thereof |
| 03/11/2009 | CN101381328A Method of quantitative control alkyl benzene material conversion yield in sulphonation process |
| 03/10/2009 | US7501441 for treating uterine fibroid disease; [2-(4-hydroxyphenyl)-6-hydroxynaphthalen-1-yl][4-(2-(1-piperidinyl)ethoxy)phenyl]methane; therapy for post manupausal women |
| 03/05/2009 | WO2009029633A1 Synthesis of [18f]-labelled alkyl mesylates using fluorous spe separation |
| 03/05/2009 | US20090062149 Photoacid generators for the synthesis of oligo-dna in a polymer matrix |
| 03/04/2009 | EP2031008A1 Reaction accelerator for conductive polymer synthesis, conductive polymer and solid electrolytic capacitor |
| 03/04/2009 | EP2029507A1 Process for preparing phenoxy acetic acid derivatives |
| 03/04/2009 | EP1530609B1 Antistatic and antidust agents, compositions thereof, and methods of manufacture |
| 03/04/2009 | CN201200635Y Tunnel type microwave drying and sterilizing device used for producing taurine |
| 03/04/2009 | CN101376639A Method for coproduction of dispersants MF and sodium sulphite |
| 03/03/2009 | US7498358 Human ADAM-10 inhibitors |
| 02/26/2009 | WO2009025391A1 Method for producing dihalobiphenyl compound |
| 02/25/2009 | CN101374806A Method for producing methionine from homoserine |
| 02/25/2009 | CN101372466A 2-naphthalenesulfonic acid, sodium naphthalene sulfonate and preparation thereof |
| 02/18/2009 | EP1061062B1 Process for producing butanetriol derivatives |
| 02/18/2009 | CN101367754A Sulfur trioxide sulfonation preparation process for K-acid |
| 02/18/2009 | CN101367753A Novel continuous nitrification denitrating, abstraction, hydrogenation reduction production process for H acid |
| 02/18/2009 | CN101367752A Novel high pressure alkali fusion production process for H acid |
| 02/18/2009 | CN101367751A 105% acid sulfonation manufacturing technique of 2-naphthalenol |
| 02/18/2009 | CN101367749A A set of mesidino mesitoyl derivant, preparation and application thereof |
| 02/17/2009 | US7491741 Diaminopropionic acid derivatives |
| 02/17/2009 | CA2157143C Alkylbenzoylguanidine derivatives |
| 02/12/2009 | US20090043094 Process for trans-4-amino-1-cyclohexanecarboxylic acid derivatives |
| 02/12/2009 | CA2696247A1 Preparation of synthetic nucleosides via .pi.-allyl transition metal complex formation |
| 02/11/2009 | EP2021346A1 Process for the production of trialkylsilyl (fluorosulfonyl)difluoroacetate |
| 02/11/2009 | CN101365675A Synthetic petroleum sulfonate |