Patents
Patents for C07C 319 - Preparation of thiols, sulfides, hydropolysulfides or polysulfides (8,304)
08/2002
08/21/2002CN1089336C Colchicine and thiocolchicine derivatives with anti-inflammatory and muscle relaxant activities
08/20/2002US6437188 Treatment of ditertiarydodecyldisulfide with ammonium hydroxide for color removal
08/20/2002US6437175 Process for racemization of n-acylamino acids by means of transition metal catalysts
08/20/2002US6437134 Silylating the corresponding carbamate compound; alkylation
08/14/2002CN1364155A N-Cyanomethyl amides as protease inhibitors
08/08/2002US20020107426 In presence of palladium catalyst; useful in producing chemical intermediates for pharmaceuticals, optical brightening agents and agrochemicals
08/07/2002EP1229035A1 Imine intermediates for the preparation of trisubstituted imidazole compounds with multiple therapeutic properties
08/07/2002EP0770599B1 Process for the preparation of aromatic or heteroaromatic sulfonyl halides
08/07/2002CN1362947A N-cyanomethylamides as protease inhibitors
08/01/2002WO2002030918A3 PROCESS FOR THE PRODUCTION OF R(+)α-LIPOIC ACID
08/01/2002US20020103399 Processes for producing B-halogeno-a-amino-carboxylic acids and phenylcysteine derivatives and intermediates thereof
08/01/2002US20020103396 Process for the preparation of 2-alkylthio benzoic acid derivatives
07/2002
07/31/2002EP1227092A2 Isonitrile intermediates for the preparation of tri-substituted imidazole compounds with multiple therapeutic properties
07/31/2002EP1227091A2 Formamide intermediates for the preparation of tri-substituted imidazole compounds with multiple therapeutic properties
07/30/2002US6426424 Heating hydrated metal sulfate salt, an amino acid ligand and a reaction modifier in an enclosed environment, ligand to metal molar ratio is from 1:1-4:1
07/25/2002WO2002030947A3 Compositions and methods of preparing amino acid chelates and complexes
07/25/2002US20020099167 Asymmetric disulfide compounds, method for producing the same, and optical products
07/24/2002EP1224167A1 Resolution of intermediates in the synthesis of substantially pure bicalutamide
07/17/2002EP1222165A2 Methods of asymmetrically synthesizing enantiomers of casodex, its derivatives and intermediates thereof
07/17/2002EP1222159A2 Intermediates for making a benzofuran or benzothiophene derivative nitrated in position 5 and uses thereof
07/17/2002EP1222026A1 Supported ferrocene-based catalysts for selective aldehyde hydrogenation
07/17/2002EP0791579B1 Sulfur compounds and process for producing the same
07/17/2002CN1358712A Productive process for Rufloxaxin Hydrochloride raw material
07/16/2002US6420600 Hydroxyalkylphenyldiamides
07/16/2002US6420588 Reaction of phenol with phosgene and phase transfer agent
07/16/2002US6420573 Processes for preparing 3-arylsulfur hydroxamic acids
07/10/2002EP1221050A2 Biomolecular attachment sites on microelectronic arrays
07/09/2002US6417395 Hydrating methionine aminonitrile to methioninamide using ketone and basic resin catalysts
07/09/2002US6417357 Coupling reactions with palladium catalysts
07/04/2002US20020086996 N-cyanomethyl amides which are cysteine protease inhibitors; treating osteoporosis; mixtures with bisphosphonates
07/04/2002US20020086902 Process for the preparation of N-(substituted phenyl)-3-alkyl-,aryl- and heteroarylsulfonyl-2-hydroxy-2-alkyl-and haloalkylpropanamide compounds
07/03/2002CN1357000A Water soluble prodrugs of hindered alcohols or phenols
06/2002
06/27/2002WO2002050021A1 Nitric oxide synthase inhibitor phosphate salt
06/27/2002US20020082450 Processes for producing B-halogeno-a-amino-carboxylic acids and phenylcysteine derivatives and intermediates thereof
06/26/2002EP1216988A1 Thioalkylamine derivatives and process for the preparation thereof
06/26/2002EP1080071A4 A process for producing an organic trisulfide compound
06/26/2002CN1086693C Method for producing alkylsulfinylbenzamides and 1,2-benzisothiazo 1-3-ones
06/25/2002US6410793 Production of formaldehyde from carbon oxides and H2S
06/25/2002CA2248446C Fluorination with aminosulfur trifluorides
06/19/2002CN1086384C Process for separating product gas mixture from catalytic synthesis of methyl mercaptan
06/18/2002US6407281 Process for producing optically active cysteine derivatives
06/13/2002WO2002022569A8 Method for producing chiral compounds
06/11/2002US6403838 Process for preparing 2,7-dimethyl-2,4,6-octatriene-1,8-dial
06/11/2002US6403814 Method for synthesizing diaryl-substituted heterocyclic compounds, including tetrahydrofurans
06/06/2002WO2002044140A1 Practical and efficient synthetic method of retinoic acid and its derivatives
06/06/2002WO2002002464A3 Chemical extraction process
06/06/2002US20020068780 Latent mercaptans as multi-functional additives for halogen-containing polymer compositions
06/05/2002EP1211276A2 Optical product, asymmetric disulfide compound used therefor and method for producing the asymmetric disulfide compound
06/04/2002US6399832 Process for producing organic trisulfides
06/04/2002US6399767 Intermediates for the synthesis of vitamin D and steroid derivatives and process for preparation thereof
06/04/2002US6399051 Keratin reducing agent
06/04/2002CA2094810C Process for preparing florfenicol, its analogs and oxazoline intermediates thereto
06/04/2002CA2022190C Thiol-terminated hydroxyamides
05/2002
05/30/2002WO2002042262A2 Alkylthio- and aryl(heteroyl)thio-substituted p-phenylenediamines, their manufacture and their use in rubber
05/30/2002WO2002042261A2 PROCESS FOR PREPARING α-(3-ARYLTHIO)-ACETOPHENONES
05/29/2002DE10045832A1 Verfahren zur Herstellung chiraler Verbindungen A process for preparing chiral compounds
05/29/2002CN1351009A Optical products, asymmetric disulfides and method for preparation thereof
05/23/2002US20020062045 Process for preparing diketone compounds and precursors thereto
05/22/2002CN1085195C Process for preparing free 'alpha'-hydroxy acids from ammonium salts thereof
05/16/2002WO2002038539A2 A method of making a calcium salt of 2-hydroxy-4-(mercaptomethyl)butanoic acid
05/16/2002WO2001062668A3 Sulfur containing compounds
05/14/2002US6388127 Cyclization using dehydration agent
05/14/2002US6387924 Benzothiepines having activity as inhibitors of ileal bile acid transport and taurocholate uptake
05/10/2002WO2002036544A1 Method of resolving optical isomers of amino acid derivative
05/07/2002US6384273 Method for orthometalation of a carbocyclic aromatic derivative bearing at least an electron donor group
05/02/2002WO2002000574A3 Catalysis using phosphine oxide and sulfoxide compounds
05/02/2002US20020052512 Diaminopropionic acid derivatives
05/02/2002EP1201663A1 Process for producing dibenzothiazepine derivatives
05/02/2002EP1200502A1 Amine hardener for epoxy resins
05/02/2002EP1200398A1 3-arylsulfonyl-2-(substituted methyl)propanoic acid derivates as matrix metalloproteinase inhibitors
04/2002
04/30/2002US6380422 3-amino-2-mercaptobenzoic acid derivatives and processes for their preparation
04/30/2002US6380400 Dimethylthiocarbamic acid ester; viricides
04/25/2002WO2001081333A3 Regioselective synthesis of 3,4-di(carbocyclyl or heterocyclyl)thiophenes
04/25/2002US20020049359 Production of alkylated aromatic compounds using dealuminated catalysts
04/25/2002US20020049337 4-(2-amino-1-hydroxyethyl)oxazoline derivative and method for producing same
04/25/2002DE10051316A1 Verfahren zur Herstellung von mono-, bi- oder polyfunktionellen Biarylen Process for the preparation of mono-, bi- or polyfunctional biaryls
04/24/2002EP1199292A1 Process for the production of mono-, bi- or polyfunctional biaryls
04/24/2002EP1198219A2 Method and agents on the basis of 2-mercaptopropionic acid amides for durable hair forming and a method for producing same
04/24/2002EP0770060B2 Process for producing ammonium-2-hydroxy-4-(methylthio)-butyrate
04/24/2002CN1346345A Process for the preparation of hydroxy methylthiobutyric acid esters
04/24/2002CN1083480C Preparation of sulfurised phenol additives intermediates and compositions
04/24/2002CN1083427C Process for producing bis (4-2lkylthiophenyl) disulfide
04/23/2002US6376716 Reacting an aromatic thioether with lewis acids; forming aromatic mercaptan
04/23/2002US6376429 Controlling weeds
04/18/2002WO2002030947A2 Compositions and methods of preparing amino acid chelates and complexes
04/18/2002WO2002030918A2 PROCESS FOR THE PRODUCTION OF R(+)α-LIPOIC ACID
04/18/2002WO2002030883A1 Process for the preparation of thiophenols
04/17/2002EP1196429A2 Process for the deprotection of protected thiols
04/17/2002EP1196373A1 3-amino-2-benzyl-1-phenyl-propane derivatives
04/17/2002EP1196371A1 Quaternary bis-ammonium salt precursors and their uses as prodrugs having an antiparasitic activity
04/17/2002CN1345308A Acetylenic alpha-amino acid based sulfonamide hydroxamic acid TACE inhibitors
04/16/2002US6372941 Halogenating hydroxyl group of beta-hydroxy-alpha-aminocarboxylic acid or acid salt thereof by treating with halogenating agent in ether solvent
04/16/2002US6372912 Process for ring cleavage of thiazolidine derivatives
04/11/2002US20020042542 Reagent and process which are useful for grafting a substituted difluoromethyl group onto a compound containing at least one electrophilic function
04/10/2002CN1082505C Process for preparing diketone compounds
04/09/2002US6369275 Enzyme inhibitors for cyclooxygenace
04/04/2002WO2001081332A3 2-fluorobenzenesulfonyl compounds for the treatment of inflammation
04/04/2002US20020040159 Preparation of substituted aromatic carboxylic acid esters
04/03/2002CN1082048C Thiodicarb producing equipment
04/03/2002CN1082047C Process for producing mercaptoalkanesulfonates and phosphonates and derivatives thereof
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