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)
03/1996
03/12/1996US5498728 Osteoporosis
03/07/1996WO1996006826A1 Improved process for making sulfonyl isocyanates
03/06/1996EP0699663A1 Alkyl-benzoylguanidine derivatives
03/06/1996EP0699661A2 Process for the preparation of ether sulfonates
03/06/1996EP0699660A2 Arylbenzoylguanidines
03/06/1996CN1117962A Arylbenzoylguanidin
03/05/1996US5496959 Amidation of aminoethylsulfonates with fatty acid
03/02/1996CA2157344A1 Process for the preparation of ether-sulphonates
03/01/1996CA2156960A1 Arylbenzoylguanidines
03/01/1996CA2156959A1 Ortho-substituted benzoic acid derivates
02/1996
02/29/1996WO1996006075A1 A process for preparing purified alkali metal salts of 4-sulfophenyl-[(1-oxyalkanoyl)amino]alkanoate without isolation of intermediates
02/27/1996US5494821 Process for separating optically active 1-hydroxy-cyclopentane methanol derivatives using lipase from candida or pseudomonas
02/27/1996CA1338089C Sulfonic acid esters
02/21/1996EP0697387A2 Improved method for the preparation of iodonium salts
02/15/1996WO1996004357A1 Surfactant composition containing alkoxy- and alkenyloxyethanesulphonic acid salts
02/15/1996WO1996004228A1 Dihalopropene compounds, insecticidal/acaricidal agents containing same, and intermediates for their production
02/15/1996CA2172709A1 Dihalopropene compounds, insecticidal/acaricidal agents containing same, and intermediates for their production
02/14/1996EP0696274A1 Process for preparing ng-monoalkyl-l-arginine and related compounds
02/13/1996US5491247 Preparation of a precious metal salt of a nonoxidizing acid by direct reaction
02/08/1996WO1996003418A1 Soluble combinatorial libraries
02/08/1996WO1996003358A1 Preparation of halogenated compounds
02/08/1996CA2195321A1 Soluble combinatorial libraries
02/07/1996EP0695290A1 N-fluorosulphonimides, method of preparing them and their use as fluorination agents
01/1996
01/30/1996US5488148 Process for sulfonating internal olefins
01/30/1996US5488147 Diaryliodonium fluoroalkyl sulfonate salts and a method of making
01/30/1996US5488146 Process for the preparation of sulfo carboxymethyloxysuccinic acid and its salts
01/30/1996US5488142 Fluorination in tubular reactor system
01/24/1996EP0693474A1 Novel benzylaminoethoxybenzene derivative, process for producing the same, and use thereof
01/24/1996EP0693468A2 Diaryliodonium fluoroalkyl sulphonate salts and a method of making them
01/24/1996EP0693108A1 Purification of secondary (2, 3) alkyl sulfate surfactants
01/23/1996US5486610 Herbicide intermediates
01/23/1996US5486271 Electrochemical fluorination
01/18/1996WO1996001269A1 Process for producing light-coloured surfactants
01/17/1996EP0691952A1 Haloalkylsulphonylarenes and aryl haloalkanesulphonates as fire retardant additives
01/16/1996US5484797 Naphthly compounds, intermediates, processes, compositions, and method for inhibiting endometrosis
01/16/1996US5484796 Naphthyl compounds, intermediates, processes, compositions, and method of inhibiting aortal smooth muscle cell proliferation
01/16/1996US5484795 Naphthyl compounds, intermediates, processes, compositions, and method of inhibiting restenosis
01/10/1996EP0690838A1 Process to manufacture alkylbenzenesulphonic acid
01/10/1996CN1114646A Method for preparation of substituted amido-alkyl sulfonic acids
01/10/1996CN1114644A Novel benzylaminoethoxybenzene derivatives, production thereof and use thereof
01/03/1996EP0690046A1 Method of preparation of biphenyls using palladacyclen as catalyst
01/03/1996EP0561999B1 Process for the production of partial glyceride sulphates
01/02/1996US5481031 Process for preparing narrow range alkoxylated isethionates
01/02/1996US5481028 Lewis acid catalyzed conjugated iodofluorination of fluoroolefins
01/02/1996CA1337869C Transvinylation reaction
12/1995
12/28/1995WO1995035272A1 Fluoroalkylethoxylate compositions having enhanced water solubility
12/28/1995CA2190467A1 Fluoroalkylethoxylate compositions having enhanced water solubility
12/27/1995EP0688757A1 Process for the preparation of aromatic olefines by catalysis of palladacycles
12/26/1995US5478960 Reacting vinyl compound with alkyl nitrite in presence of palladium salt in alcohol or ethers
12/21/1995WO1995034532A1 Alkyl sulfoacetate compositions and methods for preparing same
12/21/1995CA2191560A1 Sulfoacetate compositions and methods for preparing same
12/19/1995US5476850 Amino-substituted benzenesulfonylureas and -thioureas and their use as pharmaceuticals
12/19/1995US5476846 Administering anti-thrombotic and anti-asthmatic agent
12/13/1995EP0686145A1 New compounds
12/13/1995CN1113231A A process for the preparation of alkane sulfonic acid and alkane sulfonyl chloride
12/12/1995US5475134 Sulfonating fatty acid ester, over-neutralizing with anhydrous alkoxide solution, reneutralizing to lower ph
12/12/1995US5474710 Process for preparing concentrated surfactant mixtures containing magnesium
12/07/1995WO1995033076A1 Use of sulphated compounds for stuffing leather
12/07/1995DE4418943A1 Use of sulphonate(s) as dubbing agents for leather
12/06/1995CN1112922A Hydroxyamino-phenylsulfonyl urea compound, preparation and application as herbicide and controll agent
12/05/1995US5473089 Process for the production of ammonium fatty acid hydroxyalkanesulfonates
11/1995
11/30/1995DE4418306A1 Prepn of 4,4'-di:nitro-stilbene-2,2'-di:sulphonic acid and salts
11/29/1995EP0684228A1 Method for the preparation of 4,4'-dinitrostilbene-2,2'-disulphonic acid and its salts
11/29/1995EP0684223A1 Solvent free quaternization of tertiary amines with dimethylsulfate
11/24/1995CA2149815A1 Solvent free quaternization of tertiary amines with dimethylsulfate
11/23/1995WO1995031433A1 Derivatives of aminosulfonic acids, utilization of the same in the synthesis of pseudopeptides and process for their preparation
11/23/1995CA2189896A1 Derivatives of aminosulfonic acids, utilization of the same in the synthesis of pseudopeptides and process for their preparation
11/22/1995EP0682652A1 Process to improve alkyl ester sulfonate surfactant compositions.
11/22/1995CN1112110A Pressurized production of alkanesulfonyl chloride and alkanesulfonic acide
11/21/1995US5468407 Dialkylbenzene monosulfonate collectors useful in ore flotation
11/16/1995WO1995030651A1 N-sulphonyl and n-sulphinyl amino acid amides as microbiocides
11/16/1995WO1995030473A1 Method of separating a solute from other solutes
11/16/1995CA2186510A1 N-sulphonyl and n-sulphinyl amino acid amides as microbiocides
11/16/1995CA2164502A1 Method of separating a solute from other solutes
11/14/1995US5466851 Detergent production
11/14/1995US5466840 Process for preparing purified alkali metal salts of 4-sulfophenyl-[(1-oxyalkanoyl)amino]alkanoate without isolation of intermediates
11/14/1995US5466396 Isethionate esters of alkyl alkoxy carboxylic acid
11/09/1995WO1995029890A1 Process for producing long-shelf-life sulphosuccinates and sulphosuccinamates
11/08/1995EP0680467A1 Process for preparing c-substituted diethylene triamines
11/08/1995CN1111238A Amino substituted benzosulfonylurea and-thiorea, preparation and pharmaceutical use of same
11/02/1995WO1995029144A1 Process for preparing isethionate ethoxylates
11/02/1995DE4414863A1 Verfahren zur Herstellung lagerstabiler Sulfosuccinate und Sulfosuccinamate A process for producing storable Sulfosuccinate and sulfosuccinamates
11/02/1995CA2188018A1 Process for preparing isethionate ethoxylates
10/1995
10/31/1995US5463094 Solvent free quaternization of tertiary amines with dimethylsulfate
10/31/1995US5461916 Mechanical force sensing semiconductor device
10/31/1995CA1337490C Process for the production of aminomalonic acid dinitrile salts
10/26/1995WO1995028384A1 DIAZO-PHENANTHRENONE COMPOUNDS USEFUL FOR INHIBITING 5-α-REDUCTASE
10/26/1995DE4439128A1 Purificn. of sodium formaldehyde sulphoxylate
10/25/1995EP0531361B1 PROCESS FOR PRODUCING LIGHT-COLOURED PASTES OF alpha-SULPHO FATTY ACID ALKYL ESTER ALKALI METAL SALTS
10/24/1995US5460975 Diphenylmethane derivatives, process for their production and their use for the displacement of iodothyronines from proteins which bind them
10/24/1995US5460927 Activated propenes as color couplers and a method for production of photographic elements therewith
10/18/1995EP0677508A1 Process for crystallization of L-phenylalanine monomethyl sulfate
10/18/1995EP0486582B1 Process for preparing light-coloured oleic acid sulfonates
10/13/1995CA2146079A1 Process for crystallization of l-phenylalanine monomethyl sulfate using added salt
10/12/1995WO1995026952A1 Process for producing carboxy arene sulphonic acids and their carboxylic acid derivatives
10/12/1995DE4411682A1 Verfahren zur Herstellung von Carboxy-arensulfonsäuren und deren Carbonsäurederivaten Process for the preparation of carboxy-arenesulfonic acids and their carboxylic acid derivatives
10/12/1995CA2187217A1 Process for producing carboxy arene sulphonic acids and their carboxylic acid derivatives
10/11/1995EP0675801A1 Phenolic acid sulfate esters for prevention of marine biofouling
10/11/1995CN1109872A Substituted benzenesulfonylureas and -thioureas, preparation processes and possible uses of pharmaceutical preparations b ased on these compounds
10/11/1995CN1109871A Process for preparing substituted phenylacetic acid derivatives and novel intermediates
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