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)
10/1984
10/02/1984US4474987 Nitrosation, hydrogenation
10/02/1984US4474809 Hypoglycemic agents, antidiabetic agents
10/02/1984CA1175443A1 Indanyl derivatives and their manufacture and use
09/1984
09/26/1984EP0119892A1 Hydroxyl amine derivatives, their preparation, their use as growth factors for vegetables and compositions thereof
09/26/1984EP0119804A1 Novel method for optical resolution of DL-alpha-amino acid or (+)-alpha-phenylethanesulfonic acid
09/19/1984EP0118832A1 Process for the preparation of the disodium salt of 1,5-naphthalenedisulphonic acid
09/18/1984US4472466 Soil repellent fluorinated esters of multi-ring anhydride systems
09/11/1984US4470997 Esters
09/05/1984EP0117693A2 Enzyme-linked immunoassay, assay kits and pair-binding compounds
09/05/1984EP0117448A1 Process for the preparation of N-alkylated amino acids and their esters
09/04/1984US4469789 Amino acid and peptide esters of leuko-indoaniline compounds and compositions for the detection of proteolytic enzymes
09/04/1984US4469607 Displacement of underground oil to production well
08/1984
08/29/1984EP0116884A1 Nitro-naphthylamine sulphonic acids
08/28/1984CA1173457A1 Preparation of improved alkylphenylsulfonates
08/22/1984EP0116349A1 Process for isolating paraffin sulphonates from the reaction mixture obtained by the sulfoxidation of paraffins
08/21/1984US4466926 Process for the preparation of α,ω-bis-fluorosulfatoperfluoroalkanes, and a few special representatives of these compounds
08/14/1984CA1172656A1 Process for preparing salts of carbamoyl sulfonic acid derivatives
08/08/1984EP0115328A1 Process for the preparation of 4-chloro-phenyl-sulphonyl-compounds
08/08/1984EP0114925A1 Process for making anhydrous alkanesulfonic acids
08/07/1984CA1172254A1 N-phenylsulfonyl-n'-pyrimidinyl- and - triazinylureas
08/01/1984EP0114576A2 Perfluoroalkyl-alkylene branched amphoteric sulfato betaines
07/1984
07/25/1984EP0114033A1 Substituted azabicycloalkanes, their use, pharmaceutical preparations containing these compounds and process for preparing these compounds
07/17/1984US4460512 ω-Fluorosulfato-perfluorocarboxylic acid derivatives and processes for their preparation
07/11/1984EP0113311A1 5-Fluorocarbacyclins, process for their preparation and their use as medicines
07/11/1984EP0112921A1 Process for preparing amidoalkanesulfonic acid derivatives
07/10/1984US4459242 Method of preparing alkaline difluoromethane sulfonates
07/04/1984EP0112603A1 Aphidicolane derivatives, their preparation and pharmaceutical compositions comprising them
07/04/1984EP0112541A1 SO3 imide adducts, process for their preparation and their uses as sulfonating agents
07/03/1984US4457875 Antidepressants, tranquilizers
06/1984
06/27/1984EP0112066A1 N-(2-amino-5-(alpha-alkylidinebenzyl)phenyl)-sulfon amides as intermediates
06/26/1984US4456564 Recovery of petroleum sulfonate salt
06/20/1984EP0111354A1 Alkylxylene sulphonate compounds, their preparation and use
06/19/1984CA1169436A1 Fluorocarbon ethers having substituted halogen site(s) and process to prepare
06/13/1984EP0110832A1 Xanthene-9-ones and thioxanthene-9-ones
06/13/1984EP0110405A2 Antiinflammatory/antiallergic compounds
06/13/1984EP0110202A2 Process for the preparation of phenylethanol amines
06/13/1984EP0110116A2 Process for the preparation of keten-O,N-acetals
06/12/1984US4454075 Organic amine sulfate starting material
06/12/1984US4454072 Process for the preparation of ω-fluorosulfatoperfluoroalkanoic acid derivatives
06/12/1984US4454071 Isocyanatoaryl sulphochlorides
06/05/1984US4452813 Sulfonate derivatives, process for preparing same and antilipemic compositions containing the derivative
06/05/1984US4452742 Process for the preparation of 4,4'-diamino-1,1'-dianthrimides
06/05/1984US4452737 Surface-active azo compounds
05/1984
05/29/1984US4451664 Process of manufacturing diaryl esters of dicarboxylic acids
05/22/1984US4450274 Preparation of ethambutol-diisoniazide methane sulfonic acid salt
05/22/1984US4450047 Process for recovering anhydrous alkanesulfonic acids by reduced pressure, falling film evaporation
05/22/1984CA1167867A1 Process for the preparation of perfluorocarbonylsulfonic acid fluorides, the fluorosulfatoperfluoroalkanesulfonic acid halides thereby formed as intermediates, and some specific perfluorocarbonylsulfonic acid fluorides
05/22/1984CA1167861A1 Process for synthesising n-isopropyl-n'-o- carbomethoxyphenylsulphamide
05/15/1984US4448988 2-Ketosulfonamides
05/15/1984US4448731 1,2-Dihalogenoalkylsulfonyl isocyanates and 1,2-di-halogenocycloalkylsulfonyl isocyanates and process for their manufacture
05/15/1984CA1167467A1 PREPARATION OF LIGHT-COLORED, WASH ACTIVE .alpha.- SULFOFATTY ACID ESTERS
05/08/1984US4447634 Herbicidal arylsulfonamide derivatives of phenoxybenzoic acids
05/08/1984US4447368 Sulfonating aromatic amine
05/08/1984CA1167043A1 Sulphonyl compounds, method of preparing the new compounds, as well as aphicidal compositions on the basis of the new compounds
05/02/1984EP0107624A1 Process for the production of herbicidal and plant growth regulating sulfonyl ureas
05/02/1984EP0009487B1 New derivates from benzamide
04/1984
04/25/1984EP0106123A1 Novel N-nitroso compounds, compositions containing such compounds and processes for their preparation
04/25/1984EP0106080A1 Heterocyclic compounds, process for their preparation and therapeutic agents containing these compounds
04/18/1984EP0105673A2 Synthesis of hydrophilic phenol ester derivatives
04/18/1984EP0105672A1 Synthesis of sulphonated organic compounds
04/17/1984US4443477 Anticoagulants, antilipemic agents
04/17/1984US4443243 N-Phenylsulfonyl-N-triazinylureas
04/11/1984EP0105196A2 Substituted benzenesulfonic acid esters, preparation thereof and their use as medicaments
04/10/1984US4441917 Herbicidal urea derivatives
04/04/1984EP0104815A1 Process of manufacturing diaryl esters of dicarboxylic acids
04/04/1984EP0104814A1 Process of manufacturing diaryl esters of dicarboxylic acids
04/04/1984EP0104813A1 Process of manufacturing diaryl esters of dicarboxylic acids
04/04/1984EP0104721A1 Process for the preparation of 2-chlorosulfonyl-4-(N-substituted sulfamyl)-chlorobenzene compounds
04/04/1984EP0104483A2 Sulfamoyl benzophenon derivatives, process for their preparation, their use, and pharmaceutical compositions based on these compounds
04/03/1984US4440941 Aroyl-aminoacids, amides and esters thereof
04/03/1984CA1164887A1 Process for the preparation of polyfluorocarbonyl compounds and some new representatives of this class of compounds
04/03/1984CA1164861A1 Method and intermediates for preparing 3,3'-azo-bis- (6-hydroxy benzoic acid)
03/1984
03/28/1984EP0103752A2 Stain-proofing agent containing a polyfluoroalkyl group, and process for its preparation
03/21/1984EP0103503A2 N-substituted amides, their salts, process for their preparation and pharmaceutical compositions containing them
03/21/1984EP0103211A1 Soil repellents derived from fluorinated acrylates and aromatic amines
03/20/1984US4438276 A pyridine, chlorosulfonic acid, methyl anthranilate, isopropylamine
03/14/1984EP0102925A2 N-phenylsulfonyl-N'-pyrimidinyl- and -triazinyl urea
03/13/1984CA1163646A1 .omega.-FLUOROSULFATO-PERFLUOROCARBOXYLIC ACID DERIVATIVES AND PROCESSES FOR THEIR PREPARATION
03/07/1984EP0101806A1 Process for preparing 2-amino-benzene sulphonic acids
03/06/1984US4435336 Process for the preparation of aromatic aminosulphonic acids
03/06/1984US4435334 Couplers for azo dyes
03/06/1984US4435330 Surfactants; wetting agents
03/06/1984US4435301 Preparation of overbased magnesium phenates
02/1984
02/28/1984US4434091 Novel sulphosuccinates and detergent compositions containing them
02/22/1984EP0101407A2 Process for the preparation of herbicidal and plant growth regulating sulfonyl urea and sulfonyl carbamates as intermediates
02/21/1984US4432994 Pesticide compounds, compositions and methods
02/14/1984US4431834 Indan or tetralin derivatives; plant growth regulators; grasses
02/08/1984EP0100180A1 A method for producing polymerisable monomers containing a sulphate group
02/07/1984US4430505 Urea, primary amines, alcohols
02/07/1984US4430425 Hydroquinone derivatives
02/07/1984US4430272 Fire extinguishers, flow control agents, dry cleaning detergents, fluoropolymer dispersion stabilizer
02/07/1984US4430271 Neutralization of unreacted sulfating agent using heat exchanging
02/07/1984US4430250 Hydrophilic polyepichlorohydrins; cosmetics; drug excipients; nonsensitivity
01/1984
01/24/1984US4427601 From 3-oxo-4-hydroxyimino-1,2,3,4-tetrahydro-naphthalene-1-sulfonicacid
01/24/1984US4427600 Sulfonation, chlorination and nitration of alkylbenzenes
01/24/1984CA1161063A1 Preparation of sulfonylated alcane chlorides
01/19/1984WO1984000165A1 Process for preparing amidoalkanesulfonic acids and their derivatives
01/18/1984EP0098623A1 2-Hydroxypropane sulphonic acid derivatives; their preparation and curable compositions containing them
01/17/1984US4426542 Synthesis of plasticizer and detergent alcohols
01/17/1984US4426334 Process for isolating H acid and K acid