| 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) |
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| 04/14/1999 | CN1213711A Method of preparing silver compound |
| 04/08/1999 | WO1999016809A1 Specific fluorinated ethers as reaction medium |
| 04/08/1999 | WO1999016743A1 A PROCESS FOR PREPARING o-(CARBOALKOXY) PHENYLMETHANESULFONYL CHLORIDE DERIVATIVES |
| 04/08/1999 | WO1999003823A3 Novel polyamine analogues as therapeutic and diagnostic agents |
| 04/07/1999 | EP0906970A1 Process for the preparation of silver compounds |
| 04/07/1999 | EP0906904A2 Process for the preparation of methanesulfonic acid |
| 04/07/1999 | EP0906274A1 Process for manufacturing sulphates of longer chain branched alkanols and alkoxylated alkanols |
| 04/07/1999 | EP0807103B1 Dimeric alcohol-bis and trimeric alcohol-tris-sulphates and ether sulphates |
| 04/07/1999 | EP0758317B1 N-sulphonyl and n-sulphinyl amino acid amides as microbiocides |
| 04/06/1999 | US5892105 Preparation of amine salts of 4-nitrotoluene-2-sulfonic acid |
| 04/06/1999 | US5892074 Synthesis of conjugated linoleic acid (CLA) |
| 04/06/1999 | US5891964 Crosslinkable composition of fluoroelastomer and bisthiophenolperfluoroalkylidene |
| 04/06/1999 | CA2155541C Process to improve alkyl ester sulfonate surfactant compositions |
| 04/06/1999 | CA1340479C Indane derivatives, process for preparing the same, new intermediates produced, use thereof as therapeutic agents and pharmaceutical compositions containing them |
| 03/31/1999 | EP0904265A1 Preparation of bis(fluoroalkylenesulfonyl)imides and (fluoroalkylsulfonyl) (fluorosulfonyl)imides |
| 03/30/1999 | US5889183 From cysteamine or cystamine |
| 03/25/1999 | WO1999014192A1 Sulfo-n-hydroxy succinimide and method of preparation |
| 03/25/1999 | DE19741455A1 Production of parabase ester from aniline |
| 03/25/1999 | CA2303929A1 Sulfo-n-hydroxy succinimide and method of preparation |
| 03/24/1999 | EP0783473B1 Process for the purification of 2,6-diisopropylphenol |
| 03/24/1999 | EP0665218B1 Method for the preparation of physically stable crystalline gamma-modification of para-aminobenzenesulfonamide |
| 03/23/1999 | US5885955 Mildness, latherability, emulsion stability |
| 03/18/1999 | WO1999012916A1 Certain benzothiazine dioxide endothelin antagonists and processes for their preparation |
| 03/18/1999 | CA2296358A1 Certain benzothiazine dioxide endothelin antagonists and processes for their preparation |
| 03/17/1999 | EP0902013A1 Novel amidine derivatives, their preparation and their use as medicaments with LTB-4 antagonistic effect |
| 03/17/1999 | EP0901996A1 Process for producing optically active amines |
| 03/16/1999 | US5883253 Process for the preparation of aromatic O-sulfocarboxylic acids and sulfonylureas |
| 03/16/1999 | US5883129 Hydroxylated anthranilic acid derivatives |
| 03/16/1999 | US5883056 Overbased salts with high molecular weight sulfonic acids |
| 03/16/1999 | US5882729 Casing which shields its interior from electromagnetic radiation |
| 03/10/1999 | EP0900784A1 Sulphonated distyryl-biphenyl compounds |
| 03/10/1999 | EP0900783A1 Fluorescent whitening agent |
| 03/10/1999 | EP0900181A1 Branched surfactant manufacture |
| 03/10/1999 | CN1210102A Fluorescent whitening agent |
| 03/09/1999 | US5880155 Treatment of cardiovascular disorders |
| 03/04/1999 | WO1999010319A1 Method for producing fatty acid polyglycol ester sulphates |
| 03/04/1999 | DE19736906A1 Verfahren zur Herstellung von sulfatierten Fettsäurealkylenglykolestern Process for the preparation of sulfated Fettsäurealkylenglykolestern |
| 03/03/1999 | EP0898610A1 Detergent compositions containing selected mid-chain branched surfactants |
| 03/03/1999 | EP0898609A1 Mid-chain branched primary alkyl sulphates as surfactants |
| 03/03/1999 | EP0898608A1 Mid-chain branched surfactants |
| 03/03/1999 | EP0898607A1 Liquid cleaning compositions containing selected mid-chain branched surfactants |
| 03/03/1999 | EP0898606A1 Mid-chain branched primary alkyl alkoxylated sulphate surfactants |
| 03/03/1999 | EP0898554A1 Process for the manufacture of surfactants containing branch chain alkyl groups |
| 02/25/1999 | WO1999009004A2 Process for preparing and/or purifying amido acid phenyl ester sulfonates |
| 02/25/1999 | CA2300943A1 Process for preparing and/or purifying amido acid phenyl ester sulfonates |
| 02/24/1999 | EP0897910A1 Process for the preparation of 2-carboxy-5-nitrobenzene sulphonic acid and its salts by oxidation |
| 02/24/1999 | CN1208728A Improved process for prodn. of 1-amino-8 naphthol-3,6-disulfonate of mono-sodium |
| 02/23/1999 | US5874616 Preparation of bis (fluoroalkylenesulfonyl) imides and (fluoroalkysulfony) (fluorosulfonyl) imides |
| 02/23/1999 | US5873981 Mixing excess phenolic azeotrope with aqueous alkanesulfonic acid, boiling off water and recycling solution to reactor in which a phenol and an alpha-haloketone react to form a dihydroxy-alpha-alkylstilbene |
| 02/18/1999 | WO1999007793A1 Dye intermediate and method to manufacture dyes |
| 02/18/1999 | WO1999007656A2 Improved processes for making surfactants via adsorptive separation and products thereof |
| 02/18/1999 | CA2297215A1 Dye intermediate and method |
| 02/17/1999 | EP0896590A1 Rapid purification by polymer supported quench |
| 02/16/1999 | US5872280 Respiratory system disorders |
| 02/16/1999 | US5872137 Dihalopropene compounds, insecticidal/acaricidal agents containing same, and intermediates for their production |
| 02/16/1999 | US5872024 Method for manufacturing a mechanical force sensing semiconductor device |
| 02/11/1999 | WO1999006363A1 Improved method for producing parabase esters |
| 02/10/1999 | CN1207362A Purification of hydrochloric acid as by-product in synthesis of methylsulfonic acid |
| 02/10/1999 | CN1041996C Process for preparation of surfactant composition comprising secondary alkyl sulfate |
| 02/09/1999 | US5869740 Herbicide intermediates |
| 02/09/1999 | US5869725 Derivatives of aminosulfonic acids, utilization of the same in the synthesis of pseudopeptides and process for their preparation |
| 02/09/1999 | US5869532 Taurine derivatives for use in cleanser compositions |
| 02/04/1999 | WO1999005241A1 Cleaning products comprising improved alkylarylsulfonate surfactants prepared via vinylidene olefins and processes for preparation thereof |
| 02/04/1999 | WO1999005098A1 Method for the production of n-(5-amino-2-cyano-4-fluoro-phenyl)-sulphonamides and new intermediate products |
| 02/04/1999 | WO1999005087A1 Nitration process for diphenyl ethers |
| 02/04/1999 | WO1999005084A1 Process for making alkylbenzenesulfonate surfactants from alcohols and products thereof |
| 02/04/1999 | WO1999005082A1 Improved processes for making alkylbenzenesulfonate surfactants and products thereof |
| 02/04/1999 | DE19732814A1 Production of parabase ester from aniline |
| 02/03/1999 | EP0894765A1 Purification of hydrochloric acid, by-product of the methanesulphonic acid synthesis |
| 02/02/1999 | US5866536 Compounds and compositions for delivering active agents |
| 01/28/1999 | WO1999003823A2 Novel polyamine analogues as therapeutic and diagnostic agents |
| 01/28/1999 | DE19732030A1 Preparation of chloromethane sulphonylhalide intermediates |
| 01/28/1999 | DE19731783A1 Verfahren zur Herstellung von N-(5-Amino-2-cyano-4-fluor-phenyl)-sulfonamiden und neue Zwischenprodukte A process for preparing N- (5-amino-2-cyano-4-fluoro-phenyl) -sulfonamiden and novel intermediates |
| 01/28/1999 | CA2297413A1 Novel polyamine analogues as therapeutic and diagnostic agents |
| 01/27/1999 | CN1206001A Substituted diaminocarboxylic acids |
| 01/27/1999 | CN1041825C Process for isolation of z-naphthylamine-1,5-disulphoni acid |
| 01/26/1999 | CA1340332C Process for producing optically active benzene-sulfonamide derivatives |
| 01/20/1999 | EP0729452B1 Isethionate esters of alkyl alkoxy carboxylic acids as mild surfactants |
| 01/20/1999 | CN1041722C Process for the prepn. of alkanesulphonic acids |
| 01/13/1999 | EP0731787B1 Crystalline, polymorphic form of (s,s,s)-n-(1-[2-carboxy-3-(n2-mesyllysylamino)propyl]-1-cyclopentylcarbonyl)tyrosine |
| 01/12/1999 | US5859288 Reagent and process for the synthesis of oxysulphide-containing fluorine-containing organic derivatives |
| 01/12/1999 | US5859281 Catalytic asymmetric aminohydroxylation of olefins with sulfonamides |
| 01/12/1999 | US5858961 Sufactants are stabilized before bleaching by addition of antioxidants |
| 01/12/1999 | US5857269 Process for manufacturing fatty alcohol sulfate products |
| 01/07/1999 | WO1999000358A1 Procedure to prepare n,n-dimethylaminoethanol 2-chlor-4-dimethyl-amidosulfonyl-fenoxyacetate hydrochloride |
| 01/07/1999 | EP0888297A1 N-arylsulfilimine compounds and their use as catalysts in the preparation of n-arylarylsulfonamide compounds |
| 01/07/1999 | EP0888295A1 Synthesis of anionic cleaning agents |
| 01/07/1999 | EP0888294A1 Process for the stabilisation of alkylbenzenesulphonates |
| 01/07/1999 | EP0746631B1 Use of sulphured substances for stuffing leather |
| 01/06/1999 | CN1203909A Method for preparing 3,5-phthalic dimethyl ester sulfonate sodium |
| 01/06/1999 | CN1041514C Preparation of benzoquinones by oxidation of phenols |
| 01/05/1999 | US5856538 Preparation of N-acylamino carboxylic acids and N-acylamino sulfonic acids and their alkali metal salts |
| 01/05/1999 | US5856344 Sulfonylamino-substituted benzoylguanidines, a process for their preparation, their use as a medicament or diagnostic aid, and medicament containing them |
| 12/29/1998 | CA2086820C Self-doped conductive polyanilines and method of preparation |
| 12/23/1998 | EP0813518B1 Process for preparing alpha,beta-diaminoacrylnitriles |
| 12/23/1998 | EP0754174B1 Process for producing carboxy arene sulphonic acids and their carboxylic acid derivatives |
| 12/23/1998 | CN1202883A Method for preparing 2-trifluoromethoxy benzene sulphonamide |
| 12/23/1998 | CN1041307C Method and equipment for preparing sulfate by burning brimstone in dry air |
| 12/16/1998 | EP0884306A2 Synthesis of amido acids from Carboxylic acids and lactams |
| 12/16/1998 | EP0883604A1 Fatty alcohol (ether) sulphates with improved low-temperature behaviour |