Patents
Patents for C07C 319 - Preparation of thiols, sulfides, hydropolysulfides or polysulfides (8,304)
06/1996
06/25/1996US5529705 Reacting alkylphenol with sulfur in the presence of an acid promoter and a calcium base
06/19/1996CN1032041C Microwave assisted process for extraction and apparatus thereof
06/12/1996EP0715620A1 1-arylcycloalkyl sulphides, sulphoxides and sulphones for the treatment of depression, anxiety and parkinson's disease
06/12/1996CN1124483A N-alkylthio polyamine derivatives as radioprotective agents
06/12/1996CN1031997C Method for producing granular cysteamine hydrochloride
06/11/1996US5525629 Inhibition of cytokine production
06/05/1996EP0714971A1 Olefinic hydrocarbons sulfurized with elemental sulfur in the presence of alkanolamines, their preparation and their use
06/05/1996EP0714970A1 Olefinic hydrocarbons sulfurized with elemental sulfur in the presence of alkali on alkaline earth metal hydroxides and glycols, polyglycols or their alkyl ethers and/or water
06/05/1996CN1123791A Production of perfume 3-sulfhydryl-butanol-2, containing sulfur
06/04/1996US5523477 Reacting 1,1-cyclopropanedimethanol with dialkyl sulfite in presence of acid or base to form cyclic sulfite, removing alcohol reaction by-product
06/04/1996US5523475 2-nitro-3-hydroxybenzoic acids as enzyme inhibitors of 3-hydroxyanthranilate oxygenase active in producing the neurotoxin, quinolinic acid
06/04/1996US5523463 Reacting ester having protected amino group with lower alkyllithium and organochlorosilane, reacting silyl-protected compound with dihalogenated methane and lower alkyllithium to yield halogenated aminoketone; reducing to alcohol
06/04/1996US5523319 Compounds of the benzo-heterocycle family
05/1996
05/30/1996WO1996016034A1 Process for producing aromatic or heteroaromatic sulfur compounds
05/29/1996EP0713482A1 2-oximinomethyl-1-phenyl-1,3-propanedione derivatives as herbicides
05/22/1996EP0712842A1 Bisaminothiophenol compound, process for producing the same and curing agent for fluorine-containing elastomer comprising the same
05/22/1996EP0712841A1 Process for the preparation of 3(N-aryl-amino)-propyl-2'-sulfatoethylsulfonyl compounds
05/15/1996EP0711754A1 Process for preparing 2-chloro-6-nitrophenylalkylsulfides as well as novel 2-chloro-6-nitrophenyl alkylsulfides
05/15/1996EP0711146A1 Osmotic devices having vapor-permeable coatings
05/14/1996US5516952 Oxidative decoupling of scrap rubber
05/08/1996CN1031751C Process for synthesis of high purity dimethyl disulfide and methane-sulfonic acid without three wastes
05/01/1996EP0708768A1 Tri-substituted imidazoles having multiple therapeutic properties
04/1996
04/30/1996US5512595 Substituted phenoxyisobutyric acids and esters
04/25/1996WO1996011907A1 Enhanced solubilization of zinc and manganese methionine complex salts by addition of ferric ion
04/25/1996WO1996011906A1 Process for the preparation of substituted 3-aminobenzonitriles
04/25/1996CA2201471A1 Process for the preparation of substituted 3-aminobenzonitriles
04/24/1996EP0708087A1 Method for making a substituted benzene compound
04/24/1996CN1121345A New compounds
04/24/1996CN1121344A New compounds
04/23/1996US5510538 Process for the oxidation of primary and secondary alcohols to aldehydes and ketones and for the oxidation of 1,2-diols to α-ketols and α-diketones
04/23/1996US5510530 Optically active sulphur-containing amino acid derivatives
04/19/1996CA2160755A1 Method for making a substituted benzene compound
04/17/1996EP0706998A1 Process for the manufacture of high purity linear c4+ alkyl mercaptans
04/17/1996EP0706512A1 Acetamide derivatives and their use for modifying feeding behaviour modifiers
04/16/1996US5508416 Halogenating a 2-(alkylthio)benzamide, cyclization to hetero ring and n-s linkage
04/16/1996US5508272 Compounds containing a fused bicycle ring and processes therefor
04/16/1996US5507973 Highly reactive zerovalent metals from metal cyanides
04/12/1996CA2153223A1 Process for the manufacture of high purity linear c4+ alkyl mercaptans
04/10/1996EP0705244A1 Nitrato amino acid disulphides for use in the therapy of disorders of the cardiovasculary system
04/10/1996EP0705243A1 Beta-aminovinyl ketones, preparation method therefor and use thereof for preparing beta diketones
04/10/1996EP0705060A1 Regeneration of sulfuric acid from sulfate by-products of 2-hydroxy-4-(methylthio)butyric acid manufacture
04/09/1996US5506362 Process for the preparation of an α-amino acid amide
04/03/1996EP0704432A1 Process for the preparation of asymmetric disulphides
04/03/1996EP0704429A1 2-(Aryliminomethyl)-3-(disubstituted amino)acrylonitriles, a process for their preparation and their use
04/03/1996EP0703890A1 Process for the preparation of 3-(methylthio)propanal
03/1996
03/27/1996EP0703209A2 Process for the preparation of halogenated alpha-amino-ketones and alpha-amino-alcohols
03/27/1996EP0702667A1 Method for preparing difunctional compounds having high enantiomeric purity
03/26/1996US5502256 Process for preparing 2,2'-dinitrodiphenyl disulphide
03/26/1996US5502252 Fungicides for rice and cucumbers
03/21/1996WO1996008458A1 Method of making 1,1-bis-(4-hydroxyphenyl)-3,3,5-trimethylcyclohexane
03/21/1996CA2175661A1 Process of making 1 1-bis 4-hydroxyphenyl 3 3 5 trimethylcyclohexane
03/20/1996EP0702002A1 Method of processing garlic and preparing ajoene-containing edible oil products
03/20/1996EP0517924B1 Novel disulfide compound
03/20/1996CN1118784A Process for the preparation of heterosubstituted acetals
03/19/1996CA1338174C Heteroatom containing perfluoroalkyl terminated neopentyl glycols and polymers therefrom
03/13/1996EP0700901A1 Processes for producing thioaryl compound
03/13/1996EP0700885A1 Process for the introduction of fluoro-carbon substituents in organic compounds
03/13/1996EP0700380A1 N-alkylthio polyamine derivatives as radioprotective agents
03/13/1996EP0618899B1 Aromatic esters of phenylenedialkanoates as inhibitors of human neutrophil elastase
03/12/1996USRE35177 N-fluoropyridinium salt and process for preparing same
03/12/1996US5498790 Regeneration of sulfuric acid from sulfate by-products of 2-hydroxy-4-(methylthio)butyric acid manufacture
03/12/1996US5498366 Electrooptical devices
02/1996
02/29/1996DE4428608C1 Verfahren zur Gewinnung von 2-Hydroxy-4-methylthiobuttersäure (MHA) A process for obtaining 2-hydroxy-4-methylthiobutyric acid (MHA)
02/28/1996EP0420991B1 Method of producing bis(1,2-diaryl-1,2-ethylenedithiolato) nickel complex
02/27/1996US5495023 Nitro compounds, process for preparation thereof and use thereof
02/27/1996US5495012 Process for preparing optically active 4-mercapto-2-pyrrolidone derivative and intermediate therefor
02/22/1996WO1996005277A1 Ester fluids with high temperature stability
02/22/1996WO1996005173A1 Process for producing 2-hydroxy-4-methylthiobutyric acid (mha) and its use as feedstuff supplement
02/22/1996DE19527642A1 Verfahren zur elektrolytischen Reduktion einer Disulfid-Verbindung A process for the electrolytic reduction of a disulfide compound
02/21/1996EP0697401A1 Synthesis of mercaptocarboxylic acid esters
02/21/1996EP0588797B1 N- 4,5-dihydroxy- and 4,5,8-trihydroxy-9,10-dihydro-9,10-dioxo-2-anthracene-yl]carbonyl]amino acids useful in the therapy of osteoarticular affections
02/20/1996US5493060 Method of making 1,1-bis-(4-hydroxyphenyl)-3,3,5-trimethylcyclohexane
02/20/1996US5493058 Catalytic hydrogenation
02/15/1996WO1996004356A1 Preparation of sulfurised phenol additives intermediates and compositions
02/13/1996US5491169 Amino acid derivatives and their therapeutical applications
02/13/1996US5490952 Highly reactive form of copper and reagents thereof
02/13/1996US5490951 Zerovalent copper species capable of reacting with allylic halide or acetate to form allylic organocuprate; for synthesis of highly functional compounds
02/07/1996EP0695739A1 Process for the preparation of nitro-substituted arylamides and arylamines
02/07/1996EP0695737A1 Process for the preparation of substituted nitro-arylamines
02/06/1996US5489694 Reacting cyclohexanone with alkyl vinyl ether, oxidizing, reacting with thiourea, cyclizing distilling
02/06/1996CA1338034C Process for the optical resolution of a racemic acid
02/03/1996CA2154965A1 Process for the preparation of nitro-substituted arylamines
02/03/1996CA2154963A1 Process for the preparation of nitro-substituted arylamides and arylamines
02/01/1996WO1996002491A1 Positive photoactive compounds based on 2,6-dinitrobenzyl groups
01/1996
01/31/1996EP0573644B1 Fluorinated hydrocarbon compounds, their use in cosmetic compositions, method of preparing them and cosmetic compositions containing them
01/31/1996CN1115780A A liquid crastalline material containing thiol compounds and preparation thereof
01/25/1996WO1996001810A1 Process for the preparation of 3-(methylthio)propanal
01/25/1996WO1996001809A1 Process for obtaining 2-hydroxy-4-methyl thiobutyric acid (mha), mha and its use
01/25/1996WO1996001808A1 Process for producing ammonium-2-hydroxy-4-(methylthio)-butyrate, mixtures containing the same in liquid form and their use
01/25/1996CA2194437A1 Process for obtaining 2-hydroxy-4-methyl thiobutyric acid (mha), mha and its use
01/18/1996DE19524054A1 2-Hydroxy-4-methyl-thio-butyric acid recovery in high concn. and purity
01/16/1996US5484953 O-phenylenediamines containing fluoroalkyl(ene) groups
01/04/1996DE4422156A1 Prepn. of alkylthiomethyl-phenol cpds.
01/03/1996EP0690037A1 Process for reacting a perfluoroalkyl iodide with an olefinic compound
01/02/1996US5481042 Reaction of methyl bromide with metal hydrosulfide
12/1995
12/26/1995US5478960 Reacting vinyl compound with alkyl nitrite in presence of palladium salt in alcohol or ethers
12/20/1995EP0687671A1 Method for the preparation of 4-fluorothiophenol
12/13/1995EP0686145A1 New compounds
12/13/1995EP0686144A1 New compounds
12/07/1995DE4419583A1 Reaction prods. of hydroxyalkyl-thio cpds. and alkylene oxide(s)
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