Patents
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)
08/2002
08/21/2002EP1232143A1 Method for preparing dimetal sulfonyl amide salts
08/21/2002EP1232142A1 Method for isolating amido acid phenyl ester sulfonates out of water-solvent mixtures
08/21/2002CN1365299A Low voscosity alkyl diphenyl oxide sulfonic acid blends
08/21/2002CN1089367C Mid-chain branched primary alkyl sulphates as surfactants
08/20/2002US6437181 Reaction of l-aspartic acid, l-glutamic acid or l-cysteic acid with 1,2-bissulfooxyethane, and/or 1,3,2-dioxathiolane 2,2-dioxide, or 1,3-bissulfooxy-2-hydroxypropane in the presence of a base, and optional subsequent acidification
08/20/2002US6437137 Naphthyl compounds, intermediates, processes, compositions, and methods
08/20/2002US6437133 Method of catalytically removing a protective group containing an allyl group using a reducing agent
08/15/2002WO2002062769A2 Preparation and purification of antiviral disulfonic acid disodium salt
08/14/2002EP1230210A1 Aminoalcohol derivatives useful for the treatment of gastrointestinal disorders
08/14/2002EP0986541A4 Process for covalently coupling organic compounds utilizing diboron derivatives
08/14/2002CN1364206A Process for dyeing or printing polyamide fibres
08/14/2002CN1364156A Novel naphthalene ureas as glucose uptake enhancers
08/14/2002CN1364155A N-Cyanomethyl amides as protease inhibitors
08/13/2002US6433214 Process for the preparation of 2-(4-methylphenyl)-benzoic acid derivatives
08/13/2002US6433207 Branched surfactant manufacture
08/13/2002US6433172 Cardiovascular disorders; hypotensive agents; anticholesterol agents
08/13/2002CA2214117C Synthesis of bleach activators
08/08/2002WO2002060862A1 Methods of chemical synthesis of phenolic nitrogen mustard prodrugs
08/08/2002WO2002060846A1 Method for converting alkanes to oxygenates
08/08/2002WO2002006189A3 Aniline derivatives
08/08/2002WO2001094509A3 Aqueous solution of an alpha olefin sulfonate surfactant
08/08/2002WO2001094303A3 Improved isolation of phenyl ester salts from mixtures comprising sulfolane
08/08/2002US20020107415 Production method of 4,6-diaminoresorcin
08/07/2002EP0770599B1 Process for the preparation of aromatic or heteroaromatic sulfonyl halides
08/07/2002CN1362947A N-cyanomethylamides as protease inhibitors
08/06/2002US6428780 Modified amino acid
08/01/2002WO2002059342A1 Method of preparing 3-[2-{(methylsulfonyl)oxy}ethoxy]-4-(triphenylmethoxy)-1-butanol, methane sulfonate
08/01/2002WO2001002332A9 Process for the preparation of 3,3-dimethylbutanal
08/01/2002US20020103402 Method for converting alkanes to oxygenates
08/01/2002US20020103183 Insulin receptor kinase activators; treating hyperglycemia; 4-((3,5-bis(N-(4-sulfophenyl)carbamoyl)phenyl)carbonylamino)-benzenesulfonic acid, for example
08/01/2002CA2429775A1 Method of preparing 3-[2-{(methylsulfonyl)oxy}ethoxy]-4-(triphenylmethoxy)-1-butanol, methane sulfonate
07/2002
07/31/2002EP1226116A1 Processes for the preparation of sumatriptan and related compounds
07/31/2002EP0898607B1 Liquid cleaning compositions containing selected mid-chain branched surfactants
07/31/2002CN1361237A Medium-chain branching primary alkyl alkoxy sulfate surfactant
07/31/2002CN1361099A Prepn of dihexyl sodium sulfosuccinate
07/25/2002US20020099241 For use in protecting plants against infestation by phytopathogenic microorganisms
07/24/2002EP1225167A1 Process for producing perfluoro(vinyl ether)sulfonic acid derivative
07/24/2002CN1360574A Process for preparation of tricyclic amino alcohol derivs.
07/24/2002CN1360571A Cinnamoylaminoalkyl-substd. benzenesulfonamide derivs.
07/24/2002CN1360569A Method for preparation of Z-methoxy-4-(N-t-butylamino-carbonyl)benzenesulfonyl chloride
07/24/2002CN1360563A Process for preparation of 3,3-dimethylbutanal
07/24/2002CN1359897A Process for synthesizing hydrate of calcium phenolsulfonate
07/24/2002CN1088057C Process for production of sulfonamides
07/23/2002US6423877 Oxidation of diol; reacting with isopropenyl acetate; oxidation; alkylation; reduction; cyclization
07/23/2002US6423797 Anti-reflective coating polymers from p-tosylmethylacrylamide and preparation method
07/23/2002US6423752 Indane dimer compounds with smooth muscle relaxing and/or mast cell stabilizing and/or anti-inflammatory activity
07/23/2002US6422078 Semiconductor mechanical sensor
07/18/2002WO2002055483A1 Method of friedel-crafts acylation of anilides
07/18/2002US20020095041 Biphenylsulfonamides and derivatives thereof that modulate the activity of endothelin
07/18/2002US20020094980 Preparing 1,1-dioxo-2-phenyl-3-carboxy-4-phenyl-1,2-benzo(e)-thiazines by a five-step process starting with a (2-(methyl-oxycarbonyl-)phenyl-sulfonamido-)benzene; alkylation; cyclization; hydroxylation; esterification and coupling
07/17/2002EP1222164A1 Process for the production of 5-sulfo isophthalate bis-glycolate ester metal salts and oxysulfonated polyesters made therefrom
07/17/2002EP1222152A1 A method for preparing and screening one or more compounds
07/17/2002EP1023262B1 Process for preparing a fatty acyl isethionate salt
07/17/2002CN1358711A 4-iodine-2-{N-(N-alkyl amino carbonyl)-aminosulfuryl} benzaformic carbonmethooxy and derivant, and preparation method
07/17/2002CN1358710A Preparation for branched surface active agent
07/16/2002US6420599 Characterizing step is the condensation of glycerol with (-)camphorsulfonamide
07/11/2002WO2002053518A2 HALOGENATED-α,β-UNSATURATED-β-(SUBSTITUTED-AMINO) CARBOXYLATE ESTERS
07/11/2002WO2002053494A1 Method for fluorinating a compound comprising a halosulphonyl or dihalophosphonyl group
07/10/2002EP0900181B1 Branched surfactant manufacture
07/10/2002CN1358172A Indanyl-substituted benzole carbonamide, method for the production of the same, use thereof as medicament and pharmaceutical preparations containing the same
07/10/2002CN1087341C Detergent composition, containing selected mid-chain branched surfactants
07/09/2002US6417405 Synthesis of cyclopentadiene or substituted cyclopentadiene compounds
07/09/2002US6417396 Quenching reagents for solution phase synthesis
07/09/2002US6417387 α-and β-amino acid hydroxyethylamino sulfonamides useful as retroviral protease inhibitors
07/04/2002WO2002051782A1 Method for fullerene derivative and the fullerene derivative, proton conductor and electrochemical device
07/04/2002WO2002036556A3 Acylaminoalkyl-substituted benzenesulfonamide derivatives
07/04/2002US20020086996 N-cyanomethyl amides which are cysteine protease inhibitors; treating osteoporosis; mixtures with bisphosphonates
07/03/2002EP1218385A1 Carbon monoxide source for preparation of transition-metal-carbonyl-complexes
07/02/2002CA2130027C Sulfonation of fatty acid esters
06/2002
06/27/2002US20020082452 For controlling and preventing an infestation of crop plants by phytopathogenic microorganisms, preferably fungi
06/26/2002EP1216227A2 Preparation of sulfonyl imine compounds
06/26/2002CN1086692C Reagent for synthesing fluoresulfuring acid or sulfonic acid and its salt and process for synthesizing fluoresulfuric acid or sulfonic acid
06/25/2002US6410773 Optical active material; enkephalinase inhibitors; hypotensive agents
06/25/2002US6410763 Liquid chromatography of high purity conjugated fatty acid
06/25/2002US6410749 Process for the preparation of optically active amino alcohols
06/25/2002US6410564 Naphthyl compounds, intermediates, processes, compositions, and methods
06/20/2002WO2002048099A1 Carboxylic acid amide derivatives and their use in the treatment of thromboembolic diseases and tumours
06/20/2002WO2002020464A3 Benzene tricarboxylic acid amides as insulin receptor activators
06/20/2002WO2001014576A8 Process and intermediates for the preparation of isoxazolecaroxamides and analogues
06/20/2002DE10063008A1 Carbonsäureamidderivate Carboxamide
06/20/2002CA2431766A1 Carboxymide derivatives and their use in the treatment of thromboembolic diseases and tumours
06/19/2002EP0979220B1 Single-stage method for producing alpha-hydroxy ethers by oxidizing c=c-unsaturated compounds with hydroperoxides
06/13/2002US20020072637 Oxidation of olefinic substrates with organic hydroperoxides and opening of resultant oxirane ring by mono- or polyhydric alcohols, using molybdenum compounds in combination with boron trifluoride or alumia as catalyst
06/13/2002DE10059398A1 Verfahren zur Herstellung von Alkylarylsulfonaten A process for the preparation of alkylarylsulfonates
06/12/2002EP1212282A1 Production of aryl carboxylate esters
06/11/2002CA2252424C Mid-chain branched surfactants
06/06/2002WO2002044138A1 Process for producing fluorosulfonyl fluoride compound
06/06/2002WO2002044114A1 Method for the production of alkyl aryl sulphonates
06/06/2002WO2002044111A1 Transfer hydrogenation process and catalyst
06/06/2002CA2431189A1 Processes for the preparation of alkylarylsulfonates
06/06/2002CA2430295A1 Transfer hydrogenation process and catalyst
06/05/2002EP0968178B1 N-sulphonyl and n-sulphinyl amino acid amides as microbicides
06/04/2002US6399824 For therapy and prophylaxis of arrhythmias, cardiac infraction, ischemic conditions, angina pectoris, shock, for preserving and storing a transplant for surgical measure
06/04/2002US6399821 Reacting a sulphonyl halide with nucleophilic base
06/04/2002US6399820 Process and reagent useful for the synthesis of sulphanilide which is perhalogenated on the carbon borne by the sulphur atom of the sulphanilide function
06/04/2002US6399806 Reacting binaphthol with trifluoromethanesulfonyl fluoride
06/04/2002US6399779 Aryl borates
05/2002
05/30/2002WO2002042845A2 Photoacid generators and photoresists comprising same
05/30/2002WO2002042260A1 Method for photochemical sulphochlorination of gaseous alkanes
05/30/2002WO2001094302A3 Extractive solution crystallization of chemical compounds
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