Patents
Patents for C07C 319 - Preparation of thiols, sulfides, hydropolysulfides or polysulfides (8,304)
11/2013
11/13/2013CN103389621A Oxime ester sulfonate type photo-acid generator
11/13/2013CN103387525A Method for resolution of 2,3-dimercapto propanol raceme
11/13/2013CN102898339B Method for preparing tiopronin
11/13/2013CN102702049B Method for preparing solid 2-hydroxy-4-(methylthio) butanoic acid
11/13/2013CN102531979B Production method for 4,4'-thiodiphenol
11/13/2013CN102264637B Method for compressing gases containing hydrogen sulfide
11/13/2013CN101786975B Lipoamide series derivates, preparation method and pharmaceutical application thereof
11/07/2013WO2013030068A3 Method for producing a methionine salt
11/06/2013EP2658842A1 Process for preparing methylmercaptopropionaldehyde
11/06/2013CN103382172A Synthesis method for valnemulin hydrochloride
11/06/2013CN102229549B Method for preparing isooctyl mercaptoacetate
11/06/2013CN102229548B Method for producing thioglycollic acid
11/06/2013CN102050768B Separation method and preparation method for thioether-type phenol antioxidants
11/06/2013CN101462992B Method for manufacturing thiodiglycolic dialkyl esters
11/05/2013US8575397 Derivatisation of biological molecules
10/2013
10/31/2013WO2013159744A1 Treating method and system for crude methylthiopropanal synthesized of methyl mercaptan and acraldehyde
10/31/2013WO2013159742A1 Device and method for preparing dl-methionine
10/31/2013WO2013132520A4 Cucn-mediated one pot production of cinnamonitrile derivatives
10/30/2013EP2655322A1 Process for preparing chiral amino acids
10/30/2013CN103380109A Storage-stable 2-hydroxy-4-(methylthio) butyric acid nitrile
10/30/2013CN103380108A Palladium-copper catalysts for the homogeneous selective oxidation of thiol groups
10/30/2013CN103374124A Preparation method and application of polymer-loaded trialkyl organic sulfenyl tin
10/30/2013CN103373940A Novel process for synthesizing N-FMOC-amino acid crude product of non-active side chain
10/30/2013CN103373921A 4-((substituted phenyl) difluoromethyl) phenoxy carboxylic acid derivatives as well as preparation method and medical application for same
10/30/2013CN102584658B Method for recycling liquid waste discharged during production of DL-acetylmethionine
10/30/2013CN102177125B Process for producing alpha-hydroxyketone compound
10/30/2013CN102153483B Axial chirality vicinal diamine compound and preparation method thereof
10/24/2013WO2013157651A1 Process for producing alpha-hydroxyketone compound
10/24/2013WO2013157255A1 4-(3-benzyloxyphenylthio)-2-chloro-1-(3-nitropropyl)benzene crystal
10/24/2013US20130281709 Process for producing alpha-hydroxyketone compound
10/24/2013US20130281695 Intermediates of sitagliptin and preparation process thereof
10/23/2013EP2651882A1 Process for the preparation of aromatic thiol derivatives by hydrogenation of disulfides
10/23/2013CN103360291A Method for preparing high-concentration mercaptoacetic acid from raffinate generated in production of O-alkyl-N-alkyl thinocarbamate
10/23/2013CN103360290A Process for producing thiophene compound and intermediate thereof
10/23/2013CN103360289A Polyfunctional thio(methyl) acrylate resin, hard coating resin composition, cured film, plastic film, and product thereof
10/23/2013CN103360288A Preparation method of 6-chloro-2-mercaptobenzoic acid
10/23/2013CN103360272A Quaternary ammonium salt preparation method and application thereof
10/23/2013CN103360270A Serine derived chiral amine compound as well as preparation method and application thereof
10/17/2013US20130274510 Synthesis of polyhydroxyalkanoates (pha) with thioester groups in the side chain
10/16/2013EP2649047A1 Process for the manufacture of ajoene derivatives
10/16/2013EP2649040A1 Process for homogeneously catalyzed, highly selective direct amination of primary alcohols with ammonia to primary amines with a high volume ratio of liquid phase to gas phase and/or high pressures
10/16/2013CN103351377A Aminoacid derivatives containing a disulfanyl group in the form of mixed disulfanyl and aminopeptidase n inhibitors
10/16/2013CN103351318A Preparation method of 2-(3-carboxymethyl-4-thiophenyl-phenyl) propionic acid
10/16/2013CN103351317A Imaging 18f or 11c-labelled alkylthiophenyl guanidines
10/16/2013CN103351316A Method for removing iron ions from sodium thiomethoxide solution
10/16/2013CN102617427B Method for recovering N-acetyl-DL-methionine and by-products of sodium acetate trihydrate from N-acetyl-DL-methionine racemization waste liquid
10/16/2013CN101959875B Process for production of thiophene compound and intermediate thereof
10/16/2013CN101374805B Organic derivatives, their salts and use for the control of phytopathogens
10/15/2013US8557741 3-aminocarbonyl-substituted benzoylcyclohexanediones and their use as herbicides
10/15/2013CA2548964C Method for the insolation of methionine from a fermentation supernatant
10/10/2013US20130267739 Process for preparing dialkyl disulphides
10/09/2013CN103347854A Method for producing 2-hydroxy-4-(methylthio)butanenitrile from 3-(methylthio)propanal and hydrogen cyanide
10/09/2013CN103347846A Process for producing alpha-hydroxyketone compound
10/09/2013CN103342671A Method for preparing L-methionine by using acetylated saponification solution
10/09/2013CN101967084B Method for preparing low poly(thio)ether
10/08/2013US8554373 Preparation and use of alkylating agents
10/08/2013US8551445 Preparation and use of alkylating agents
10/08/2013CA2594582C Valnemulin salts with organic acids
10/03/2013US20130261331 Process for producing optically active alpha-methylcysteine derivative
10/02/2013CN103333093A Synthesis method of 1-arylsulfenylnaphthalene compound
10/02/2013CN103333092A Synthesis method of 1-thiophenyl-2-isonaphthol compound
10/01/2013US8546601 Storage-stable 2-hydroxy-4-(methylthio)butyronitrile
10/01/2013CA2583846C Process for producing 2-amino-2-[2-[4-(3-benzyloxyphenylthio)-2-chlorophenyl]ethyl]-1,3-propanediol hydrochloride or hydrates thereof, and intermediates in the production thereof
09/2013
09/26/2013WO2013139562A1 Process for the preparation of methionine
09/25/2013EP2641898A1 Method for manufacturing methionine
09/25/2013EP2640692A1 Process for preparing azomethines from alpha-oxocarboxylates, amines and aryl bromides
09/25/2013CN103328441A Process for the manufacture of ajoene derivatives
09/25/2013CN103328428A Improved process for manufacturing acrolein/acrylic acid
09/25/2013CN103320198A Thioether-containing hindered phenol antioxidant and preparation method thereof
09/25/2013CN103319388A Bi-functional polyethylene glycol derivative and preparation method thereof
09/25/2013CN103319387A Preparation method of thiophenol compound antioxidant product
09/25/2013CN103319386A Synthesis method of bis-sulfydryl chelating agent for processing heavy metal complex wastewater
09/25/2013CN102617373B Amino acid modified triphenylamine organic hole transport material for all solid-state quantum dot-sensitized solar cell
09/25/2013CN102491926B Method for preparing and purifying tiopronin disulphide
09/25/2013CN102153497B Method for recycling pentaerythritol (3-dodecyl sulfo-propionate) from pentaerythritol (3-dodecyl sulfo-propionate) crystallization raffinate
09/19/2013WO2013135701A1 Synthesis of polyphenol disulphides
09/19/2013US20130245318 Method for the conversion of methylmercaptopropionaldehyde formed from crude acrolein and crude methyl mercaptan
09/18/2013CN103304460A Bactericidal activity of cyano acrylamide compound containing aryloxy propan-2-amino structure
09/18/2013CN103304459A Bactericidal activity of cyanoacrylate compound containing aryloxy propan-2-amino structure
09/18/2013CN103304458A Bactericidal activity of cyanoacrylate compound containing 2-aryloxy propylamino structure
09/18/2013CN103304457A Preparation method of 2-hydroxy-4-methylmercapto-manganous butyrate
09/18/2013CN103304456A Convenient preparation method of 3-sulfhydryl-1-heptyl acetic ester
09/18/2013CN103304455A Polyfuntional thio(meth)acrylate resin, resin composition containing the same, cured film, plastic film, molded article and processed products
09/18/2013CN101506135B Production of alpha hydroxy ketones via carbene catalyzed pole reversal reaction of aldehydes
09/17/2013US8536364 Method for producing sulfur-containing carboxylic acid esters
09/12/2013WO2013133343A1 Fluorine-containing α,β-unsaturated aldehyde, method for producing same, optically active fluorine-containing compound using fluorine-containing α,β-unsaturated aldehyde, and method for producing same
09/12/2013WO2013132520A1 Cucn-mediated one pot production of cinnamonitrile derivatives
09/11/2013CN103298914A Hydrocarbon treatment process
09/11/2013CN103288697A Acrylamide hapten, artificial antigen, antibody and preparation method and application thereof
09/11/2013CN103288696A Intermediate compound of oseltamivir phosphate
09/11/2013CN103288695A Preparation method of 1-mercaptomethylcyclopropyl acetic acid
09/11/2013CN103288694A Preparation method of pleuromutilin synthetic derivate salt crystal
09/11/2013CN103288693A Method for preparing 1-thiol pyrene and intermediate compound thereof
09/11/2013CN102127003B Intermediate compound of anti-flu medicine Tamiflu and synthesis method and applications thereof
09/11/2013CN102020647B Preparation method of 1-(2,2-difluoroethoxy)-6-trifluoromethyl-N-([1,2,4]triazolezol[1,5-C] pyrimidine-2-)benzsulfamide
09/11/2013CN101817769B Carbamido peptide aminopeptidase N inhibitor and application thereof
09/10/2013CA2727762C Process for synthesizing thioether precursors of herbicides by reaction of anilines with dialkyl disulfides in the presence of an alkyl nitrite
09/05/2013US20130231501 Method of production of a methionine salt
09/05/2013US20130231500 Method for the preparation of (3s, 3s') 4,4'-disulfanediylbis (3-aminobutane 1-sulfonic acid)
09/04/2013EP2632883A1 Process for obtaining acrolein by catalytic dehydration of glycerol or glycerin
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