Patents for C07C 319 - Preparation of thiols, sulfides, hydropolysulfides or polysulfides (8,304) |
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03/12/2003 | CA2422024A1 Process for the production of chiral compounds |
03/11/2003 | US6531101 Continuous hydrolysis process for preparing 2-hydroxy-4-methylthiobutanoic acid or salts thereof |
03/06/2003 | WO2003018544A1 Process for the preparation of cilastatin |
03/06/2003 | WO2002042261A3 PROCESS FOR PREPARING α-(3-ARYLTHIO)-ACETOPHENONES |
03/06/2003 | US20030045753 Process for the production of methionine |
03/06/2003 | US20030045741 Lithium salt of 4- fluorophenyl methyl sulfone as the chemical intermediate; drug with antiandrogen activity |
03/06/2003 | CA2458505A1 Process for the preparation of cilastatin |
03/05/2003 | EP1286984A2 Method for the preparation of tetrahydrobenzothiepines |
03/05/2003 | CN1400967A Process for preparing 2-hydroxy-4-methylthiobutanoic acid |
03/05/2003 | CN1400966A Process for the production of methionine |
03/04/2003 | US6528462 Process for inhibiting the emission of hydrogen sulfide and/or mercaptans from sulfurized organic compounds |
02/27/2003 | WO2003016271A1 Treatment of ditertiarydodecyldisulfide with ammonium hydroxide for color removal |
02/27/2003 | WO2002069909A3 Synthesis of ketosulfone esters |
02/27/2003 | US20030040633 Useful for therapy of HIV-related diseases based on its inhibitory action on proteases derived from viruses |
02/25/2003 | US6525225 Reacting a nitro-substituted acetophenone with (1) a mercaptan to replace the nitro group with an alkyl- or phenyl-thio group; or (2) nitroethane to replace the acetyl group with a 1-nitroethyl group |
02/25/2003 | US6525204 Oximination reaction of nitro-o-methylphenyl compound with organic nitrite; cyclization with alkene in basic catalyst presence; reduction, bromination, oxidation, carboxylation |
02/19/2003 | EP1283826A1 A process for preparing carotenoid polyene chain compounds and intermediates for preparing the same |
02/19/2003 | CN1101809C Processes for preparing 3-arylsulfur hydroxamic acids |
02/13/2003 | WO2003011819A1 Butyric acid derivatives |
02/13/2003 | CA2455749A1 Butyric acid derivatives |
02/12/2003 | CN1101374C Synthesis of alpha-chloro or fluoro ketones |
02/11/2003 | US6518460 Processes for preparing 3-arylsulfur hydroxamic acids |
02/11/2003 | US6518459 Such as di-, tri- and tetra-sulfides by reacting a mercaptan and a sulfur compound in the presence of a catalyst and cleaning the filter which traps solid and gelatinous materials present in the crude product by using a solvent |
02/11/2003 | US6518240 Composition and method for preparing amino acid chelates and complexes |
02/06/2003 | WO2003010148A1 Pyrazoline derivatives and their use as pesticides |
02/06/2003 | WO2003010122A1 Interfacial method of preparing ester-substituted diaryl carbonates |
02/06/2003 | US20030028033 Which are used as herbicides, by forming a 2-(isoxazol-3-yl)-aniline compound of given formula and then halogenation, thioalkylation, oxidation and acylation; fewer steps, efficiency |
02/06/2003 | US20030027963 Polymerizing a bis(hydrocarbylthio)methylaromatic compound to form a sulfide-substituted polyarylenevinylene and oxidizing the sulfide group |
02/05/2003 | EP0842149B1 Process for the preparation of 3-(methylthio)propanal |
02/05/2003 | EP0742201B1 Process for producing aromatic or heteroaromatic sulfur compounds |
01/30/2003 | WO2002010151A2 Method for producing lipoic acid and dihydrolipoic acid |
01/30/2003 | CA2417842A1 Method for producing lipoic acid and dihydrolipoic acid |
01/29/2003 | EP1278724A1 Composition of polysulfides having a reduced odor level |
01/29/2003 | EP1064259B1 N,N'-Diacylthiocystines |
01/28/2003 | US6512140 Cyclization, iminoesterification, hydrolysis, in situ oxidation, sulfiding, cleavage, and purification |
01/28/2003 | US6511670 (poly)thiaalkynoic compounds and pharmaceutical/cosmetic compositions comprised thereof |
01/28/2003 | CA2124375C Compounds containing a fused bicyclic ring and processes therefor |
01/23/2003 | WO2003006021A1 Alpha-hydroxyamide statine derivatives for the treatment of alzh eimer's disease |
01/23/2003 | US20030018200 Preparation of isoxazolin-3-ylacylbenzenes |
01/23/2003 | US20030018192 Preparation of substituted aromatic compounds |
01/23/2003 | CA2453447A1 Alpha-hydroxyamide statine derivatives for the treatment of alzheimer's disease |
01/22/2003 | EP1277732A2 Method for the preparation of polymeric sulphur compounds |
01/22/2003 | EP1277731A1 Process for producing bishalophenyl disulfide |
01/22/2003 | EP1277726A1 Process for the preparation of 2-halobenzoic acids |
01/22/2003 | EP1276736A2 Regioselective synthesis of 3,4-di(carbocyclyl or heterocyclyl)thiophenes |
01/22/2003 | EP1276716A2 Metal chelating compositions |
01/22/2003 | CN1392144A 3-amino-2-mercapto phenyl formic acid erivative and its preparation |
01/21/2003 | CA2026690C Pleuromutilins |
01/20/2003 | CA2393925A1 Process for the preparation of polymeric sulfur compounds |
01/16/2003 | US20030013847 Pyruvate derivatives |
01/16/2003 | US20030013846 Cytoprotective agents |
01/16/2003 | US20030013760 Substituted 1-naphthoylguanidines, process for their preparation, their use as a medicament or diagnostic, and medicament containing them |
01/16/2003 | US20030013704 Adamantane derivatives |
01/16/2003 | US20030013657 Reducing oxidation stresses; central nervous system disorders; antiinflammatory agents |
01/16/2003 | US20030013656 Reducing oxidation stresses; central nervous system disorders; antiinflammatory agents |
01/15/2003 | EP1275631A2 Fluorination with aminosulfur trifluorides |
01/15/2003 | EP1275630A1 Process for producing substituted aromatic compound |
01/15/2003 | EP0705060B1 Regeneration of sulfuric acid from sulfate by-products of 2-hydroxy-4-(methylthio)butyric acid manufacture |
01/15/2003 | CN1390832A N,N'-diacetylcystine-arginine salt and its preparing process and usage |
01/15/2003 | CN1098837C Serial-alkyl-1-alkoxy-1-alkylsulfonyl methane compounds and its preparing method |
01/14/2003 | US6506926 Process for the preparation of 2-alkythiobenzonitrile derivatives |
01/14/2003 | US6506904 Reacting 3-mercaptopropionic ester with aqueous solution of amine; reacting N-substituted-3-mercaptopropionamide with hydrogen peroxide; amidation, halogenation, cyclization |
01/14/2003 | US6506286 Reactant, compound and process for the perfluoroalkylation of a nucleophile, and the derivatives obtained |
01/09/2003 | WO2001068637A3 Method for the preparation of tetrahydrobenzothiepines |
01/08/2003 | EP1272452A2 Process for the preparation of (r)-2-bromo-3-phenyl-propionic acid |
01/08/2003 | EP1272444A1 Production of alkylated aromatic compounds using dealuminated catalysts |
01/08/2003 | EP1242521A4 Recovery of modifier compounds and polar organic compounds from a poly(arylene sulfide) recycle mixture |
01/08/2003 | EP1025080B1 Process for the recycle of a waste product of diltiazem synthesis |
01/08/2003 | CN1098252C Process for the preparation of 2-hydroxy-4-(methylthio) butanoic acid or methionine by mercaptan addition |
01/07/2003 | US6504049 Process for synthesizing pharmaceutically active disulfide salts |
01/02/2003 | EP1270535A2 Method to synthesise substituted aromatic compounds |
01/02/2003 | EP1268396A1 Diphenyl ether compounds useful in therapy |
01/02/2003 | EP1268051A2 Dosing form for reagents, use of said dosing form in organic chemical synthesis and production of said dosing form |
01/01/2003 | CN1388117A Process for prodcing 3-aryl sulfate iso-hydroximic acid |
12/31/2002 | US6500988 Method for producing aryl thiols by hydrogenating diaryldisulphides |
12/31/2002 | US6500985 Process for producing alpha-aminoketones |
12/27/2002 | WO2002102745A1 Production of hydrocarbons from mercaptans |
12/27/2002 | WO2002072540A3 Improved methods of ortho alkylation |
12/26/2002 | US20020198410 Process for the preparation of diorganotrisulfide |
12/19/2002 | WO2002100850A1 Processes for preparation of heterocyclic compounds |
12/19/2002 | WO2002100824A1 A novel alkaloid derivative and a pharmaceutical composition containing the same |
12/19/2002 | WO2002100818A2 Aminediols as agents for the treatment of alzheimer's disease |
12/19/2002 | WO2002100339A2 Novel process for preparing rac-bicalutamide and its intermediates |
12/19/2002 | CA2450205A1 Aminediols for the treatment of alzheimer's disease |
12/19/2002 | CA2448571A1 Novel process for preparing rac-bicalutamide and its intermediates |
12/18/2002 | EP1266886A1 Process for producing 4-bromothioanisole |
12/18/2002 | EP1266885A1 Process for preparing 2-hydroxy-4-methylthiobutanoic acid |
12/18/2002 | EP1265858A1 Hydrogen reduction of sulfonyl chlorides to thiols |
12/18/2002 | CN1386124A Method of preparing a polymer, method of preparing a compound, compounds, polymers, and method for manufacturing and electronic device |
12/17/2002 | US6495713 Reacting pivaloyl chloride with hydroxyketosulfide compound and trialkylamine in the presence of a catalyst in a substantially non-reactive solvent to form ketoester sulfide compound; oxidizing to form ketoester sulfone compound |
12/12/2002 | US20020188122 Such as pyridine-4-carboxaldehyde-(4-Morpholinylprop-3-yl) imine for use in therapy as cytokine inhibitors |
12/11/2002 | EP1264827A1 Process for the preparation of Tosylbenzylformamides |
12/11/2002 | EP1263718A1 Novel use of phenylheteroalkylamine derivatives |
12/11/2002 | EP1263717A1 Process for the production of methionine |
12/11/2002 | EP1263715A1 Novel phenylheteroalkylamine derivatives |
12/05/2002 | US20020183552 Process for the preparation of acetamide derivatives |
12/05/2002 | US20020183362 2-Fluorobenzenesulfonyl compounds for the treatment of inflammation |
12/03/2002 | US6489365 Ltb4-antagonistic compounds for treatment of inflammation, allergy or gastropathy induced by non-steroidal antiinflammatory agents in a warm-blooded animals |
11/28/2002 | WO2002094771A1 Process for the production of a sulphur-containing compound |
11/28/2002 | WO2002094764A1 Anti-inflammatory and immunomodulatory amino acid derivatives, their preparation and use |