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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01/12/1993 | US5179212 Process for the preparation of 3-pyrrolidinols and intermediates therefor |
01/12/1993 | CA1312606C Preparation of sulfatobetaines |
01/11/1993 | CA2071596A1 Perfluoroalkyl halides and derivatives |
01/07/1993 | WO1993000328A1 Method for obtaining aromatic sulphochlorides |
01/07/1993 | EP0521827A1 Pharmacological active hydrazin derivatives and process for their preparation |
01/07/1993 | EP0374166B1 Amine salts of alkane-1,n-dicarboxylic acid mono-(2-sulfato-ethyl)amides |
01/05/1993 | US5177255 Bis-stilbene compounds |
01/05/1993 | US5176844 Alkali metal N-halo-alkanesulfonamides bleaching agents |
12/30/1992 | EP0520808A1 Treatment of organic sulfonic acid |
12/30/1992 | CN1067431A Amidinophenylalanine derivatives, process for their preparation, their use and compositions containing them |
12/29/1992 | CA2072202A1 Treatment of organic sulfonic acid |
12/23/1992 | EP0519246A1 Process for the preparation of N,N'-bis-[7-(4-hydroxy-2-sulfo)naphthyl]-urea |
12/23/1992 | EP0519235A1 Preparation of alkanesulfonamides |
12/23/1992 | CN1019572B Benzophenone derivatives |
12/23/1992 | CN1019538B Application for 2-(2'-nitrobenzoyl) -1,3-cyclohexanediones |
12/21/1992 | CA2069253A1 Preparation of alkanesulfonamides |
12/16/1992 | EP0518819A2 Amidino compounds, their manufacture and use as medicament |
12/16/1992 | EP0518818A2 Arylethers, their manufacture and use as medicament |
12/16/1992 | CN1067051A Process for preparing hydroxy alkyl sulfonic acid |
12/16/1992 | CN1067050A Preparation of overbased magnesium sulphonates |
12/15/1992 | US5171641 Alpha-olefin and alpha, beta unsaturated acid copolymer; electronic packaging |
12/15/1992 | US5171448 Solvent extraction with saturated aliphatic and cycloaliphatic liquid hydrocarbon from the mixture of water and sulfuric acid |
12/12/1992 | CA2070796A1 Arylethers, their manufacture and methods of treatment |
12/12/1992 | CA2070795A1 Amidino compounds, their manufacture and methods of treatment |
12/09/1992 | CN1019388B Process for preparing n-alkylsulfurylanilline derivatives |
12/08/1992 | US5169430 Benzenesulfonamide derivatives and methods for their production |
12/04/1992 | WO1992021652A1 Process for the preparation of a purified acrylamido sulfonic acid monomer derivative |
12/04/1992 | CA2087715A1 Process for the preparation of a purified acrylamido sulfonic acid monomer derivative |
12/01/1992 | CA1310975C Process for aryl-diazide sulfonic acids |
11/26/1992 | WO1992020711A2 Lhrh antagonists and intermediate products |
11/26/1992 | WO1992020694A1 Preparation of overbased magnesium sulphonates |
11/26/1992 | DE4117507A1 Verfahren zur herstellung von n(pfeil hoch)6(pfeil hoch)-substituierten lysin-derivaten Process for the preparation of n (arrow up) 6 (arrow up) -substituted lysine derivatives |
11/26/1992 | CA2109842A1 Preparation of overbased magnesium sulphonates |
11/25/1992 | CN1066446A Synthesis of orthanilic acid |
11/24/1992 | US5166431 Preparation of alkanesulfonamides |
11/24/1992 | CA1310657C Process for the manufacture of higher fatty monoglyceride monosulfate deterents |
11/17/1992 | US5164502 Preparation of fluorohalophenols and N-acylfluorohaloanilines |
11/17/1992 | CA1310327C Process for the preparation of hydroxyalkylation agents, new agents thus obtained and their use |
11/12/1992 | WO1992019590A1 Methode of preparation of glycerin ether sulphates |
11/12/1992 | WO1992019577A1 Process for producing epoxy open ring products with a defined residual epoxy oxygen content |
11/12/1992 | DE4115146A1 Verfahren zur herstellung von epoxid-ringoeffnungsprodukten mit einem definierten rest-epoxidsauerstoffgehalt A process for preparing epoxy ringoeffnungsprodukten having a defined residual epoxide oxygen |
11/11/1992 | EP0512953A1 Process for the preparation of benzene sulfonamides |
11/11/1992 | EP0512926A1 Self-doped conductive polyanilines and process for their preparation |
11/11/1992 | EP0512715A2 Verfahren zur Herstellung einer in 3-Stellung fluorierten aromatischen Verbindung |
11/10/1992 | US5162590 Chemical intermediates, surfactants |
11/10/1992 | US5162555 Process and apparatus for preparing a solution of a non-ferrous metal sulphonate |
11/08/1992 | WO1992019666A1 Self-doped conductive polyanilines and method of preparation |
11/05/1992 | DE4114243A1 Verfahren zur herstellung von glycerinethersulfaten A process for the production of glycerol ether |
10/29/1992 | WO1992018467A1 Cyanophenoxynaphthyl oxycarboxylic acid derivatives |
10/28/1992 | EP0510446A1 Negative-working radiation-sensitive composition and radiation-sensitive recording material produced therewith |
10/27/1992 | US5159112 Process of the production of alkanesulfonamides |
10/27/1992 | US5158612 Sulfonated alkoxylated alcohols |
10/22/1992 | DE4112692A1 Pure 3,4-di:chloro-orthanilic acid prodn. in high yield - by heating 3,4-di:chloroaniline with amidosulphonic acid, dissolving in alkali and precipitating with acid |
10/21/1992 | EP0509431A1 Process for preparing radiation sensitive compound and positive resist composition |
10/21/1992 | CA2066147A1 Negative-working radiation-sensitive mixture, and radiation-sensitive recording material produced with this mixture |
10/20/1992 | US5157156 Process for preparing an intermediate useful in the syntheis of probucol |
10/18/1992 | CA2065468A1 Process for preparing radiation sensitive compound and positive resist composition |
10/15/1992 | DE4111657A1 Arylation of olefin(s) |
10/15/1992 | DE4111653A1 Arylation of olefin(s) |
10/15/1992 | DE4111620A1 Arylation of olefin(s) |
10/15/1992 | DE4111618A1 Cyanophenoxynaphthyloxycarbonsaeurederivate Cyanophenoxynaphthyloxycarbonsaeurederivate |
10/14/1992 | EP0508296A1 Process for the preparation of phosphorus containing L-amino acids, their derivatives and intermediates for this process |
10/14/1992 | EP0508264A1 Process for the arylation of olefines |
10/14/1992 | EP0508220A1 Derivatives of amindinophenylalanine, procedure for their preparation, their utilisation and compositions comprising them |
10/13/1992 | US5155253 Reacting vinyl derivative of first Bronsted acid with labile Bronsted acid in presence of ruthenium catalyst, maintaining concentration below certain level and removing product as formed |
10/10/1992 | CA2065585A1 Amidinophenylalanine derivatives, process for their preparation, their use and compositions containing them |
10/07/1992 | EP0507402A1 Process for preparing detergent compositions |
10/06/1992 | US5153348 Transesterification route to quaternary ammonium substituted carbonate esters |
10/06/1992 | US5153341 Process for preparing benzenesulfonate salts |
10/06/1992 | US5153075 Multilayer mixture |
10/06/1992 | CA1308418C Process for the production of alcanesulfonic acids |
10/01/1992 | WO1992016606A1 Process for producing highly concentrated fatty alcohol sulphate pastes |
10/01/1992 | WO1992016503A1 New sulphonamides, process for preparing the same and medicaments containing these compounds |
10/01/1992 | WO1992016502A1 Improved process for preparing benzenesulfonate salts |
10/01/1992 | DE4109735A1 Neue sulfonamide, verfahren zu ihrer herstellung und arzneimittel, die diese verbindungen enthalten New sulfonamides, process for their production and pharmaceuticals containing these compounds |
10/01/1992 | CA2106993A1 Improved process for preparing benzenesulfonate salts |
10/01/1992 | CA2106772A1 New sulphonamides, processes for their preparation and medicaments containing these compounds |
09/30/1992 | EP0506308A1 Method for sulfonating acyloxybenzenes and neutralization of resulting product |
09/30/1992 | EP0506070A2 Transvinylation process for the preparation of thermally labile vinyl compounds and vinyl compounds prepared from thermally labile acids |
09/30/1992 | EP0505692A1 A method of preparing purified alkanesulfonic acid |
09/30/1992 | EP0505582A1 Sulfonating agent and process |
09/29/1992 | CA2064376A1 Transvinylation process for the preparation of thermally labile vinyl compounds and vinyl compounds prepared from thermally labile acids |
09/28/1992 | CA2060022A1 Method of preparing purified alkanesulfonic acid |
09/24/1992 | DE4109250A1 Verfahren zur herstellung von hochkonzentrierten fettalkoholsulfat-pasten A process for the preparation of highly concentrated fatty alcohol sulfate pastes |
09/23/1992 | EP0504986A2 A liquid, aqueous concentrated alkylsulphate composition |
09/23/1992 | EP0504873A1 Process for the preparation of N-alkyl sulfonamides |
09/23/1992 | EP0504285A1 Fluorocarbon compounds and processes for preparation thereof. |
09/22/1992 | CA2106595A1 Process for the production of highly concentrated fatty alcohol sulfate pastes |
09/22/1992 | CA2063648A1 Process for the preparation of n-alkylsulfonamides |
09/20/1992 | CA2063213A1 Liquid, aqueous concentrated alkylsulphate composition |
09/17/1992 | WO1992015556A1 Method of preparation of benzoyloxybenzenesulphonates |
09/16/1992 | CN1064481A Hydrazone compounds, processes for their production, intermediates useful for their production and pesticidal compositions containing them |
09/10/1992 | DE4106843A1 Verfahren zur herstellung von benzoyloxybenzolsulfonaten A process for preparing benzoyloxybenzolsulfonaten |
09/09/1992 | EP0502820A1 New semicarbazides and their use for the stabilization of polyamide fibres and their colours |
09/09/1992 | CN1064267A Process for purifying santomerse d from black sulfonic acid |
09/08/1992 | CA1307295C Process for the synthesis of arylsulfonylalkylamide |
09/08/1992 | CA1307289C2 Peptidylaminodiols |
09/03/1992 | WO1992014738A1 Catalytic process for converting hydrocarbonaceous feeds, particularly lower alkanes to esters, alcohols, and optionally to hydrocarbons |
09/02/1992 | EP0501369A1 Process for the preparation of sulphonyl isocyanates |
09/02/1992 | EP0500660A1 Process for the hydrolysis of alpha-naphthalene sulphonic acid in a naphthalene-sulphonating mixture |