Patents
Sitemap › C07 - Organic chemistry › C07C - Acyclic or carbocyclic compounds › C07C 303 - Preparation of esters or amides of sulfuric acids; Preparation of sulfonic acids or of their esters, halides, anhydrides or amides
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)
11/1996
11/12/1996US5574069 Substituted benzenesulfonylureas and -thioureas- process for their preparation and their use as pharmaceuticals
11/10/1996CA2176086A1 Process for the preparation of flowable, anhydrous acyloxyalkanesulfonates and their use
11/07/1996WO1996034854A1 β-AZIDOETHANE SULFONYLAZIDE, PROCESS FOR PREPARING THE SAME AND ITS USE
11/07/1996WO1996026919A3 Low base number sulphonates
11/06/1996EP0706511A4 Preparation of ammonium hydroxyalkyl/alkanoylalkyl sulfonates
11/06/1996CN1134938A Novel alkylated (hetero) cyclic compounds, process for their prepn. and pharmaceutical compositions contg. same
11/06/1996CN1134932A Substituted benzene sulfonyl urea and benzene sulfonyl thiourea and mfg. method and use as raw material for medicine
10/1996
10/31/1996WO1996028407A3 Process for the alkoxylation of fluorinated alcohols
10/30/1996CN1134415A Substituted benzene sulfone urea, benzenesulfonyl thiourea, its preparing method application of preparation for producing medicine and drugs containing them
10/30/1996CN1134414A Substituted benzene sulfone urea, benzenesulfonyl thiourea its preparation, its application as medicine or diagnostic medicine and drugs containing it
10/24/1996WO1996033167A1 Process for the preparation of aromatic or heteroaromatic sulfonyl halides
10/23/1996CN1133862A Process for preparation of triphenylmethane coloring agents
10/22/1996US5567857 Mixture of lower molecular weight compounds; nonionic surfactants forming water solutions having no sediment
10/22/1996US5567831 Non-steroidal sulfatase inhibitor compounds and their method of use
10/22/1996CA1338670C .beta.-lactam antibiotics
10/16/1996EP0737673A1 Organic molecular compound with ferromagnetic properties and process for its preparation
10/16/1996CN1033028C Process for preparing new derivatives of 2,2-dimethyl cyclopropane carboxylic acid
10/15/1996US5565598 Process for the production of substantially odorless fatty alcohol ethersulfate salts
10/15/1996CA2174075A1 Organic molecular compound with ferromagnetic properties; process for preparing the same
10/10/1996WO1996022154A3 Regenerating acids, particularly strong organic acids, using bipolar membranes
10/10/1996DE19515976C1 beta-Azidoethansulfonylazid, Verfahren zu seiner Herstellung und seine Verwendung in Verfahren zur Herstellung von Taurinamid und Taurolidin beta-Azidoethansulfonylazid, process for its preparation and its use in processes for the production of taurinamide and Taurolidine
10/09/1996EP0736524A2 Process for the synthesis of fluorinated alkyl sulphonyl halides
10/09/1996EP0736521A1 Process for the purification of amphoteric surfactants through electrodialysis
10/09/1996EP0588824B1 Preparation of overbased magnesium sulphonates
10/09/1996CN1132738A Process for preparing atomatic olefins
10/03/1996WO1996030349A1 Process for preparing 1,1'-[1,4-phenylenebis-(methylene)]-bis-1,4,8,11-tetraazacyclotetradecane
10/03/1996WO1996030117A1 Multitube falling film reactor for the continuous manufacturing of sulfonated and/or sulfated compounds
10/03/1996WO1996030036A1 Compounds and compositions for delivering active agents
10/03/1996CA2216722A1 Process for preparing 1,1'-[1,4-phenylenebis-(methylene)]-bis-1,4,8,11-tetraazacyclotetradecane
10/02/1996EP0735023A1 Reagent and process for the synthesis of organic sulphoxylated and fluorinated derivatives
10/02/1996EP0735022A2 Process for the preparation of alkoxylated acyloxyalkane sulfonates free from extraneous salts
10/02/1996EP0735021A2 Process for the preparation of acyloxyalkanesulfonates
10/02/1996EP0735020A2 Process for the preparation of acyloxyalkanesulfonates
10/02/1996EP0735014A1 Process for the selective oxidation of compounds
09/1996
09/30/1996CA2172944A1 Process for the preparation of acyloxyalkanesulfonates having improved properties
09/30/1996CA2172933A1 Process for the preparation of acyloxyalkanesulfonates having improved properties
09/30/1996CA2172932A1 Process for the preparation of foreign-salt-free alkoxylated acyloxyalkanesulfonates
09/27/1996EP0665218A4 METHOD OF OBTAINING A PHYSICALLY STABLE CRYSTALLINE -g(g)-MODIFICATION OF PARA-AMINOBENZENE SULPHANILAMIDE.
09/25/1996EP0733038A1 Bleach activator preparation
09/25/1996CN1131969A Process for preparing concentrated surfactant mixtures containing magnesium
09/25/1996CN1131663A Preparation alkane sulfonic acid from photooxidation sulfur-bearing perivant
09/24/1996US5559277 Process for preparing biphenyls using palladacycles as catalysts
09/19/1996WO1996028420A2 Preparation of n-arylmethyl aziridine derivatives, 1,4,7,10-tetraazacyclododecane derivatives obtained therefrom and n-arylmethyl-ethanol-amine sulphonate esters as intermediates
09/19/1996WO1996028417A1 Synthesis of bleach activators
09/19/1996WO1996028407A2 Process for the alkoxylation of fluorinated alcohols
09/19/1996CA2214034A1 Preparation of n-arylmethyl aziridine derivatives, 1,4,7,10-tetraazacyclododecane derivatives obtained therefrom and n-arylmethyl-ethanol-amine sulphonate esters as intermediates
09/19/1996CA2213860A1 Process for the alkoxylation of fluorinated alcohols
09/18/1996EP0731787A1 Crystalline, polymorphic form of (s,s,s)-n-(1- 2-carboxy-3-(n?2 -mesyllysylamino)propyl]-1-cyclopentylcarbonyl)tyrosine
09/18/1996EP0588799B1 New sulphonamides, process for preparing the same and medicaments containing these compounds
09/18/1996EP0586422B1 Improved process for preparing benzenesulfonate salts
09/12/1996WO1996027582A1 PROCESS FOR PREPARING α,β-DIAMINOACRYLNITRILES
09/11/1996EP0731518A1 Perfluoroalkylsulfonates, sulfonimides, and sulfonyl methides, and electrolytes containing them
09/11/1996EP0731074A2 Tetraphenol compounds, process for producing the same and their use as photosensitisers
09/11/1996CN1130624A Synthetic method and purifying technique for high-purity p-toluidine-3-sulfonic acid (4B acid)
09/10/1996US5554306 Sulfited fatty compounds with a reduced content of free hydrogen sulfite
09/07/1996CA2169034A1 Perfluoroalkysulfonates, sulfonimides, and sulfonyl methides, and electrolytes containing them
09/06/1996WO1996026920A1 Magnesium low base number sulphonates
09/06/1996WO1996026919A2 Low base number sulphonates
09/06/1996CA2213548A1 Magnesium low base number sulphonates
09/05/1996DE19507463A1 Verfahren zur Herstellung von alpha,beta-Diaminoacrylnitrilen Process for the preparation of alpha, beta-Diaminoacrylnitrilen
09/04/1996EP0730009A1 Fiber reactive anthraquinon dyes
09/04/1996EP0729654A1 Connector with side-swipe contacts
09/04/1996EP0729452A1 Isethionate esters of alkyl alkoxy carboxylic acids as mild surfactants
08/1996
08/29/1996DE19506102A1 Ester derivs. for rendering tanned leather hydrophobic
08/29/1996DE19506100A1 Ester derivs. for making leather hydrophobic
08/28/1996EP0728741A1 Substituted benzenesulfonylureas and -thioureas, process for their preparation, their use in the production of pharmaceutical preparations and medicaments containing them
08/28/1996EP0728740A1 Process for the synthesis of fluorinated sulphonic acids
08/28/1996CN1129696A Preparation of 2-amino-1-naphthalenesulfonic acid
08/27/1996US5550273 From a perfluoroalkylsulfonyl halide and a fluorine substituted carbinol
08/27/1996US5550237 Process for the preparation of carboxyarenesulfonic acids and their carboxylic acid derivatives
08/21/1996EP0727417A1 Substituted benzenesulfonylureas and -thioureas, process for their preparation and the use of pharmaceutical preparations based on these compounds as well as medicaments containing them
08/21/1996EP0727416A1 Substituted benzenesulfonylureas and -thioureas, process for their preparation, their use as medicament or diagnostic agent, as well as medicaments containing them
08/21/1996EP0727415A1 Process for the synthesis of fluorinated sulphonic acids
08/21/1996CN1129213A Technical process for preparation of water-soluble methy-disulfonate
08/20/1996CA1338540C Imidazoline promoter overbased calcium sulfonates
08/14/1996EP0726250A1 Substituted benzenesulfonylureas and -thioureas, process for their preparation and their use in the production of pharmaceutical preparations as well as pharmaceutical preparations containing them
08/14/1996EP0726249A1 Process for the hydrolysis of fluorinated sulphonyl fluorides
08/14/1996EP0725812A1 Process for making isethionate ester salts
08/14/1996CN1128753A Alkyl benzoylguanidines derivatives
08/13/1996US5545786 Method for inhibiting premature polymerization of vinyl aromatic monomers
08/13/1996US5545782 Using a stable hindered nitroxyl compound
08/08/1996WO1996023768A1 Dimeric alcohol-bis and trimeric alcohol-tris-sulphates and ether sulphates
08/08/1996DE19503061A1 Dimeralkohol-bis- und Trimeralkohol-tris-sulfate und -ethersulfate Dimer alcohol bis- and trimer alcohol tris-sulfates and ether
08/07/1996EP0725057A1 Alkylsulfonyl or alkylaminocarbonyl substituted lysine derivatives, process for their preparation, their use especially in cosmetics and compositions containing them
08/07/1996EP0725056A1 Perfluoroalkylated derivatives of lysine, process for their preparation, their use especially in cosmetics and compositions containing them
08/07/1996EP0724569A1 Process for the preparation of an oxirane, aziridine or cyclopropane
08/06/1996US5543564 Process for releasing acidic organic compounds from salts thereof by carbon dioxide
08/06/1996US5543016 Combining reactant with catalytic solid particles having controlled spaces of appropriate size to provide stereochemical control over reaction; fluidized bed reactor; by-product limitation
08/01/1996DE19502194A1 Prepn. of eruca alcohol mono:sulphate mono:sulphonate
08/01/1996CA2168412A1 Lysin derivatives; process for preparing the same; use thereof and compositions containing the same
08/01/1996CA2168411A1 Lysin derivatives; process for preparing the same; use thereof and compositions containing the same
07/1996
07/31/1996EP0723953A1 Process for the preparation of 2-fluorophenylhydrazine
07/31/1996EP0505582B1 Sulfonating agent and process
07/31/1996CN1128021A Preparation of ammonium hydroxyalkyl/alkanoylalkyl sulfonates
07/30/1996US5540906 Hydrogen peroxide process
07/30/1996US5540818 Process for the production of high purity methanesulphonyl fluoride at an improved yield
07/25/1996WO1996022154A2 Regenerating acids, particularly strong organic acids, using bipolar membranes
07/24/1996EP0722430A1 Dihalopropene compounds, insecticidal/acaricidal agents containing same, and intermediates for their production
07/23/1996US5539139 Granulated fatty alcohol sulfate products
07/23/1996US5538834 Blocked photographically useful compounds for use with peroxide-containing processes
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