Patents
Patents for C07C 309 - Sulfonic acids; Halides, esters, or anhydrides thereof (15,484)
12/1998
12/01/1998CA2124536C Process for the preparation of alcanesulfonic acids
11/1998
11/25/1998EP0879226A1 Low sudsing, low streaking and filming hard surface cleaners
11/25/1998EP0879222A1 Method for preparation of perfluoroalcanecarboxylic and perfluoroalcanesulfonic acids
11/25/1998CN1200108A Esters
11/24/1998US5840972 Process for preparing NG -monoalkyl-L-arginine and related compounds
11/24/1998US5840941 Process for the preparation of flowable, anhydrous acyloxyalkanesulfonates and their use
11/24/1998US5840919 Chemiluminescent 1,2-dioxetanes
11/24/1998US5840553 Process for preparing 1,2-propanediol derivative compounds
11/19/1998WO1998051661A1 Aminium compounds and optical recording media containing the same
11/19/1998DE19713546A1 Free-flowing catalyst system for olefin polymerisation
11/18/1998EP0877745A2 N-( 1,2,4] triazoloazinyl)benzenesulfonamide and pyridinesulfonamide compounds and their use as herbicides
11/18/1998EP0877732A1 Sulfonate derivatized perfumes
11/18/1998EP0877726A1 Aromatic compound acylation method
11/18/1998EP0804277B1 Regeneration of acids, in particular of strong organic acids, by electrodialysis using bipolar membranes
11/18/1998EP0758316B1 Borneol derivatives affecting tubulin polymerization and depolymerization
11/18/1998EP0746628B1 Use of sulphited substances for stuffing leather
11/18/1998EP0681713B1 Sulphonic acid esters, radiation-sensitive mixtures made therewith, and their use
11/17/1998US5837668 Acylating hydroxyalkanesulfonic acid with fatty acid at elevated temperature, quenching molten reaction mass in aqueous liquid comprising amphoteric and/or anionic surfactant, recovering blend
11/12/1998WO1998050389A1 Aluminum compounds and use thereof
11/12/1998WO1998050367A1 Processes and intermediates for preparing substituted indazole derivatives
11/12/1998WO1998050347A1 Naphthols useful in antiviral methods
11/11/1998EP0876431A1 Reactive azo dyes with an aminonaphthalenesulfonic acid coupling component and intermediates therefor
11/11/1998EP0876328A1 Amphiphilic compounds with a plurality of hydrophilic and hydrophobic groups based on carbonic acid derivatives
11/11/1998EP0876297A2 Process and device for recovering purified ionic surfactants from washing solutions, in particular for washing contaminated soil
11/11/1998CN1198435A Method for producing fluorescent whitening agent
11/10/1998US5834517 Hair, skin conditioners; improved viscosity
11/10/1998US5834516 Meadowfoam betaines in personal care applications
11/10/1998US5834437 Wound healing agents
11/10/1998US5834412 Soil release polymers with fluorescent whitening properties
11/10/1998US5834166 Photographic element containing a particular cyan dye-forming coupler
11/05/1998WO1998049137A1 Oxidative coloring reagents
11/05/1998DE19718523A1 Amino-di:aryl-azo compounds preparation
11/05/1998DE19718196A1 New phosphine compounds for use as ligands in metal complex catalysts
11/04/1998EP0875503A2 Surfactant composition and method of making the same
11/04/1998EP0875502A1 Low base number sulphonates
11/04/1998EP0874830A1 Metalloproteinase inhibitors, pharmaceutical compositions containing them and their pharmaceutical uses, and methods and intermediates useful for their preparation
11/04/1998EP0874800A1 Indane dimer compounds with smooth muscle relaxing and/or mast cell stabilising and/or antiinflammatory activity
11/04/1998EP0763138B1 Use of sulphated compounds for stuffing leather
11/04/1998EP0696270B1 4-amino-fluorobenzamides and their use as cytotoxic prodrugs
11/04/1998EP0640069B1 Fluoroalkenyl compounds and their use as pest repellents
11/04/1998CN1198159A Herbicidal sulphonylamino(thio) carbonyl compounds
11/04/1998CN1040541C Preparation of polypeptide compound
11/03/1998USH1760 Process for glycol esters of an alkali metal salt of 5-sulfoisophthalic acid
11/03/1998US5831128 Catalytic amination with palladium catalyst, base and halogen compound
11/03/1998US5831117 Acid salts
11/03/1998US5830918 Nonpeptide insulin receptor agonists
11/03/1998US5830913 Method for preventing or treating dry eye or disease caused therefrom
11/03/1998US5830619 Blend of polymer and acid generating material
11/03/1998CA2171298C Trifluorostyrene and substituted trifluorostyrene copolymeric compositions and ion-exchange membranes formed therefrom
10/1998
10/29/1998WO1998047879A1 Substituted phenyl derivatives, their preparation and use
10/29/1998WO1998047865A1 Amphiphilic compounds with at least two hydrophilic and at least two hydrophobic groups on a di- oligo- or polyene base
10/29/1998WO1998047523A1 Peptidyl-2-amino-1-hydroxyalkanesulfonic acid cysteine protease inhibitors
10/29/1998WO1998047473A1 Use of unsaturated aldehydes in dying fibers containing keratin
10/29/1998DE19717264A1 Amphiphole Verbindungen mit mindestens zwei hydrophilen und mindestens zwei hydrophoben Gruppen auf der Basis von Di, Oligo- oder Polyenen Amphiphole compounds having at least two hydrophilic and at least two hydrophobic groups based on di-, oligo- or polyenes
10/29/1998DE19717224A1 Verwendung von ungesättigten Aldehyden zum Färben von keratinhaltigen Fasern The use of unsaturated aldehydes for dyeing keratin fibers
10/29/1998CA2288055A1 Use of unsaturated aldehydes in dying fibers containing keratin
10/29/1998CA2285424A1 Substituted phenyl derivatives, their preparation and use
10/28/1998EP0873989A2 Process for the preparation of distyryl-biphenyl compounds
10/28/1998EP0873988A2 Process for the preparation of distyryl-biphenyl compounds
10/28/1998EP0873746A2 Dyestuff for keratinous fibers
10/28/1998EP0873302A1 Process and device for the continuous preparation of n-acylaminocarboxylic acids and n-acylaminosulphonic acids and their alkali metal salts
10/28/1998EP0873301A1 Indane compounds with smooth muscle relaxing and/or mast cell stabilising and/or anti-inflammatory activity
10/28/1998CN1197065A Process for production of distyryl-biphenyl fluorescent whitening agents
10/28/1998CN1197063A Synthetic method of electroactive large monomer
10/28/1998CN1040428C Preparation method for methane-sulfonic acid
10/27/1998US5827538 Controlled release of the water-insoluble core after imbibement of water vapor and wetting of a porous wall of semipermeable hydrophobic membrane impervious to liquid water; drug delivery
10/22/1998WO1998046711A1 Method for producing sulfated fatty acid esters
10/22/1998DE19715833A1 Verfahren zur Herstellung von sulfatierten Fettsäureestern A process for the production of sulfated fatty acid esters
10/21/1998EP0651740B1 Amino acid linked nitrogen mustard derivatives and their use as prodrugs in the treatment of tumours
10/21/1998EP0625222B1 Dyeing process for keratin materials, with improved exhaustion of bath constituents
10/15/1998WO1998045265A1 Process for covalently coupling organic compounds utilizing diboron derivatives
10/15/1998CA2285455A1 Process for covalently coupling organic compounds utilizing diboron derivatives
10/14/1998EP0869939A1 Novel sulfonate ester
10/14/1998EP0711264B1 Process for the preparation of perfluoroalkyl iodide
10/14/1998EP0629606B1 Amino acid derivative and anti-active-oxygen agent
10/13/1998US5821253 Tetrahydrobenzo a!fluorene compounds and methods of use
10/13/1998CA1340086C Organic polymeric material and ion-exchange membrane produced therefrom
10/08/1998WO1998043953A1 Naphthalenesulphonic or carboxylic acids and their use as atypical beta-adrenoceptor agonists
10/08/1998WO1998043952A1 Process for producing perfluorovinyl ethersulfonic acid derivatives and copolymer of the same
10/08/1998WO1998043946A1 Process for the preparation of n-(3-hydroxy-succinyl)-amino acid derivatives
10/08/1998WO1998043945A1 Solid compositions suitable for oral administration comprising non hygroscopic salts of l-carnitine and alkanoyl-l-carnitine with 2-aminoethanesulfonic acid
10/08/1998WO1998043632A1 Protein kinase inhibitor
10/08/1998WO1998029358A3 Surface modified carbonate materials
10/07/1998EP0868466A1 Soil release polymers with fluorescent whitening properties
10/07/1998EP0868447A2 Iodonitriles as chain transfer agents in the manufacture of perfluoropolymers
10/07/1998EP0716646B1 Process for sulfonating internal olefins
10/07/1998CN1195355A Non polluting antifouling material for coating polymerization vessels
10/07/1998CN1194975A Process for preparation of polyglyceryl amines, amines thus obtained and their derivatives
10/07/1998CN1040062C Process for preparing pharmacologically active catechol derivatives
10/06/1998US5817846 Meadowfoam alkoxylated esters
10/06/1998US5817777 Sequestering
10/02/1998CA2211930A1 7-(n-substituted amino)-2-phenylheptanoic acid derivative and process for manufacturing the same
10/01/1998WO1998042660A1 Process for producing halogenoalkylsulfonamide derivatives
10/01/1998WO1998042658A1 Process for preparing a fatty acyl isethionate salt
09/1998
09/30/1998EP0772575B1 Preparation of halogenated compounds
09/30/1998CN1039995C Process for preparing acrylamide alkyl sulfonic acid
09/29/1998US5814590 Low streaking and filming hard surface cleaners
09/29/1998US5814110 Sulfocarboxylic compounds that form wax crystals for fuels to producs smaller particles in distillate fuels
09/23/1998EP0865419A1 Indane dimer compounds and their pharmaceutical use
09/23/1998EP0746629B1 Use of sulfonated substances for stuffing leather