Patents for C07B 45 - Formation or introduction of functional groups containing sulfur (608) |
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01/18/1989 | EP0299034A1 Process for the preparation of compounds with antiulcer action. |
12/20/1988 | US4792634 Heating iodoaromatic compound with sulfur |
12/07/1988 | EP0293913A1 Process for the preparation of ethanesulfone compounds which may be substituted |
12/07/1988 | EP0293744A1 Process for recovering benzolmonosulfonic acids from aqueous solutions or suspensions |
08/23/1988 | CA1241015A1 Fluidifier and stabilizer additive and method of preparation thereof |
07/28/1988 | WO1988005436A1 Process for the preparation of compounds with antiulcer action |
07/13/1988 | EP0274353A1 Process for the preparation of benzoin sulfonates |
06/21/1988 | CA1238330A1 Process for preparing (hydrocarbylthio) aromatic amines |
05/18/1988 | EP0267518A1 Process for the sulfation of partial esters of polyvalent aliphatic alcohols |
05/11/1988 | EP0266849A1 Process for introducing a thiocarboxylic ester group at the ortho-position of phenols or phenylamines |
03/30/1988 | EP0261668A1 Process for the preparation of 4-alkoxy-2(5H) thiophenones |
03/16/1988 | EP0259882A1 Process for the reduction of organic sulfur compounds |
03/09/1988 | EP0160909B1 Process for the chlorination and sulphochlorination of organic compounds |
12/02/1987 | EP0247490A1 Sulphited fatty materials |
09/22/1987 | US4695409 Control of disalt in α-sulfofatty acid ester surfactants |
08/11/1987 | US4686097 Process for the removal of the residual sulfuric acid from the reaction mixture produced in the sulfoxidation of paraffins |
07/28/1987 | CA1224795A1 Srs-a antagonists |
07/01/1987 | EP0226635A1 Method for neutralization of organophilic acidic compounds. |
05/05/1987 | US4663142 Generation of sulphur trioxide from oleum |
05/05/1987 | CA1221376A1 Sulfonylation process |
04/07/1987 | US4656290 Reducing with iodine catalysts |
03/03/1987 | US4647655 Method for splitting di-sulphide bonds and a compound obtained thereby |
01/29/1987 | WO1987000520A1 Method for neutralization of organophilic acidic compounds |
01/24/1987 | CN85101506A Process for removing the residual sulfuric acid from the reaction mixture produced in sulfoxidation of alkanes |
01/14/1987 | EP0208323A1 Sulphur compound production |
12/09/1986 | US4628087 Process for the preparation of pharmacologically active compounds containing a sulfoxide group |
11/04/1986 | US4620950 Process for preparing aryl sulfone sulfonic acids |
10/21/1986 | US4618724 Perfluorocarbon polymer oxidation catalyst and preparation of carbonyl compound |
10/15/1986 | EP0197869A1 Process for the preparation of pentafluoroethoxy- and pentafluoroethyl thiobenzene derivatives |
10/14/1986 | US4617153 Perfluorocarbon polymer containing difluoromethylene chromium sulfonyl pendant groups |
09/09/1986 | US4610829 Polyfluorinated sulphonic acids and their derivatives |
08/27/1986 | CN85109395A Generation of sulphur trioxide from oleum |
08/19/1986 | CA1210015A1 Industrial process for oxidizing thioethers or thiolcarboxylic acid derivatives |
07/30/1986 | EP0189285A2 Generation of sulphur trioxide from oleum |
06/10/1986 | US4594453 Reacting hydrocarbyl disulfide with aromatic amine |
04/16/1986 | EP0178185A2 Novel aromatic polymers |
03/12/1986 | EP0173941A2 Process for the regulation of the content of di-salts in apha-sulpho fatty-acid esters tensides |
01/22/1986 | EP0169101A1 Process for preparing (hydrocarbylthio)cyclic amines |
11/13/1985 | EP0160909A2 Process for the chlorination and sulphochlorination of organic compounds |
10/22/1985 | CA1195688A1 Process for the preparation of thioethers |
10/16/1985 | EP0158235A2 Process for the removal of residual sulfonic acid from the reaction mixture formed during the sulfoxidation of paraffines |
09/18/1985 | EP0155221A2 A process for the preparation of functionalized monomers |
07/31/1985 | EP0150026A2 Chemical process |
07/03/1985 | EP0147298A2 Sulfonylation process |
05/22/1985 | EP0141928A1 Process for the sulphonation of aromatic compounds with sulphur trioxide |
04/23/1985 | US4513005 Sulfide or sulfone hydroxy acids |
01/29/1985 | US4496720 Preparation of thioethers |
12/25/1984 | US4490487 SO3 /Imide adducts, process for their preparation and their use as sulphonating agents |
12/19/1984 | EP0128885A1 A method for splitting di-sulphide bonds |
11/22/1984 | WO1984004525A1 A method for splitting di-sulphide bonds and a compound obtained thereby |
11/21/1984 | EP0125654A2 Process for the preparation of especially pharmacologically active compounds containing a sulfoxide group |
08/21/1984 | US4466914 Process for the conversion of primary and secondary alcohols to their corresponding thiols and thiol esters |
07/04/1984 | EP0112541A1 SO3 imide adducts, process for their preparation and their uses as sulfonating agents |
05/22/1984 | US4450114 Esterification of an hydroxyethylsulfone group with sulfamic or sulfuric acid in presence of secondary or tertiary amine |
01/17/1984 | CA1160430A1 Method of removing heat from exothermic chemical reactions |
11/09/1983 | EP0093363A1 Process for the preparation of disulphides |
10/12/1983 | EP0091141A1 Process for the preparation of thioethers |
10/12/1983 | EP0091052A2 Industrial process for the oxidation of thioethers and thiol-carboxylic-acid derivatives |
09/21/1983 | EP0088831A1 Process for the preparation of thioethers |
04/19/1983 | CA1144889A1 Use of a gasification device in photochemical gas-liquid reactions |
04/12/1983 | CA1144561A1 Method for the film sulphonation in a multitubular reactor and such a reactor suitable to embody said improved method |
01/05/1983 | EP0068739A1 Sulphur-containing 5-hydroxy-alkanoic acid derivatives, their use as pharmaceutical preparations and process for their production |
10/19/1982 | CA1133933A1 Method for treating effluent gas from sulfonation process |
09/28/1982 | US4351765 Process for the production of compounds having in the molecule at least one β-sulfatoethyl-sulfone group and at least one sulfonic acid group |
06/08/1982 | CA1125309A1 Process for preparing benzene derivatives by reaction of an activated halobenzene with an oxygen- or sulfur-containing anionic organic reagent |
04/13/1982 | CA1121826A1 Method of making an organic metal salt or complex |
02/23/1982 | CA1118746A1 Catalyst for dehydrogenating organic compounds, in particular amines, thiols, and alcohols, and a process for its preparation |
09/01/1981 | US4287125 By reacting an alkali or alkaline metal salt of an alcohol or mercaptan with an activated halobenzene in the presence of a tertiary amine sequestering agent |
05/12/1981 | US4267119 Sulfonating method |
05/06/1981 | EP0028203A1 Process for carrying off the reaction heat from exothermal chemical reactions and apparatus for carrying out the process |
04/14/1981 | US4261916 Sulph(on)ation process |
02/17/1981 | US4251456 Method for treating effluent gas from sulfonation process |
01/14/1981 | EP0022387A1 Process for the preparation of benzene derivatives by the reaction of an activated halobenzene with an organic compound containing an oxygen or sulphur anion |
01/07/1981 | EP0021220A1 Use of a gasifying nozzle in photochemical gas-liquid reactions |
12/02/1980 | US4237290 Odorants, flavorings; reaction of a sulfonium salt and a mercaptan |
11/11/1980 | CA1089486A1 Sulfonating method and apparatus |
10/07/1980 | US4226796 Sulph(on)ation process |
09/23/1980 | US4224190 Indium dispersed in a carrier |
08/26/1980 | CA1084524A1 Process for the functionalization of perfluorated radicals |
07/15/1980 | US4212544 Orifice plate mixer and method of use |
03/25/1980 | CA1074300A1 Method for removal of thiol-protecting groups |
03/25/1980 | CA1074095A1 Lubricant additives |
03/04/1980 | CA1072977A1 Process for sulfonation and apparatus therefor |
03/04/1980 | CA1072976A1 Sulphonation process and apparatus |
02/20/1980 | EP0008174A1 Method of making an organic metal salt or complex |
01/22/1980 | US4185030 Sulfonating method |
01/08/1980 | US4182915 Preparation of substituted aromatic compounds |
04/17/1979 | US4149982 Sulfurized glycerides, triglycerides and unsaturated alpha olefins |
04/03/1979 | US4147640 Lubricant composition |
01/30/1979 | CA1047505A1 Organic sulphoxides_ |
12/19/1978 | US4130562 Odorant or flavoring thiazolyl disulphides |
09/12/1978 | US4113438 Sulfonating apparatus |
08/22/1978 | US4108099 Method and apparatus for forming a coated container |
07/25/1978 | US4102911 Continuous, sulfur trioxide |
07/04/1978 | US4098806 Process for functionalizing perfluorohalogenoalkanes |
04/25/1978 | US4086256 Process for sulfonation |
02/07/1978 | US4072470 Gas feeder for sulfonation apparatus |
01/17/1978 | US4069259 Process for preparing organic disulfides |
08/02/1977 | US4039586 Oxidation of thiols to disulfides |
07/19/1977 | US4036875 Sulfur trioxide |