Patents
Patents for C07C 315 - Preparation of sulfones; Preparation of sulfoxides (4,234)
12/1995
12/26/1995US5478960 Reacting vinyl compound with alkyl nitrite in presence of palladium salt in alcohol or ethers
12/21/1995WO1995034534A1 Enzyme inhibitors
12/21/1995CA2192668A1 Amidino sulfone derivatives for use as inos inhibitors claims
12/13/1995EP0686144A1 New compounds
12/12/1995US5475142 Process for preparing alkyl-(3-chlorophenyl)-sulphones
12/06/1995EP0643626A4 Chiral catalysts, catalytic oxidation and disproportionation reactions, and methods of producing epoxychromans and taxol.
11/1995
11/21/1995US5468903 Regioselective sulfonylation reaction of substituted aromatic compounds
11/16/1995WO1995030672A1 Aziridine compounds, methods of preparation and reactions thereof
11/07/1995US5464809 Fungicidal 2-methoximinocarboxylic esters
10/1995
10/31/1995US5463162 Alkylation catalyst regeneration
10/31/1995US5463124 Treating with niobium trichloride-dimethoxyethane complex and simultaneously controlling all four corners of chirality
10/31/1995US5463100 Process for the preparation of aminoaryl β-sulfatoethyl sulfone compounds
10/31/1995US5463082 Fluorous multiphase systems
10/31/1995US5463059 Process for the preparation of intermediates useful in the preparation of pyranyl cyanoguanidine derivatives
10/26/1995WO1995028384A1 DIAZO-PHENANTHRENONE COMPOUNDS USEFUL FOR INHIBITING 5-α-REDUCTASE
10/25/1995EP0678506A2 Intermediates for the preparation of 1-(phenyl)-1-hydroxy-2-amino-3-fluoro propane derivatives
10/18/1995EP0677511A2 Intermediates for the preparation of 1-(phenyl)-1-hydroxy-2-amino-3-fluoro propane derivatives
10/11/1995EP0676298A1 Transparent recording medium and process for its production
10/11/1995EP0675877A1 A process for preparing sulfones
10/04/1995EP0675129A1 Process for preparing hetero substituted acetals
10/04/1995EP0674618A1 Asymmetric process for preparing florfenicol, thiamphenicol, chloramphenicol and oxazoline intermediates
09/1995
09/30/1995CA2145498A1 Process for the preparation of heterosubstituted acetals
09/27/1995EP0673926A1 2-Nitro-p-phenylenediamines having a sulfur atom in position 5, process for their preparation, dye compositions containing them and their use for dyeing keratinic fibres
09/26/1995CA1337128C Propanamine derivatives
09/20/1995EP0555260B1 Process for the production of biaryls
09/13/1995EP0671379A1 Process for the methylation of organic compounds
09/06/1995CN1107837A Method for producing alkylsulfinylbenzamides and 1,2-benzisothiazol-3-ones
08/1995
08/31/1995WO1995023134A1 Therapeutic benzonitriles
08/31/1995WO1995023133A1 Therapeutic benzonitriles
08/29/1995US5446227 Co-production of an alkenyl aromatic compound or precursor thereof and an oxygenated sulfur-containing compound
08/29/1995US5446201 Di(3-(2-chloroethylsulfonyl)-1-propyl)amine hydrochloride and a process for its preparation
08/24/1995DE4405056A1 Prepn. of aromatic urea(s) contg. thioether or sulphonyl gp., useful in reactive dye prepn.
08/17/1995DE4404743A1 Prepn. of aryl urea cpds. contg. thioether or sulphonyl gp.
08/16/1995CN1106845A Reactive dyestuffs their preparation and their use
08/08/1995US5440066 Process for splitting polycarbonates
08/02/1995CN1105985A 2-cyanoethyl 2'-hydroxyethyl sulphone, process for its preparation and its use for preparing 3-aminopropyl 2'-hydroxyethyl sulphone
08/02/1995CN1029398C Method for preparing intermediates for the synthesis of steroid side chains in optically active form
07/1995
07/27/1995DE4402189A1 Amino-benzyl(vinyl or alkyl)sulphone prepn.
07/19/1995EP0662952A1 Process for the stereoselective synthesis of 3-substituted 2-sulphonyl methyl propionic acids and intermediate products
07/19/1995EP0662951A1 Process for the stereoselective synthesis of 3-substituted 2-thiomethyl propionic acids
07/18/1995US5434119 Transparent recording medium
07/12/1995CN1105021A Synthetic technology improvement for hard film agent |1,3-di(ethylene sulfone)-2-propanol¨
07/06/1995WO1995018018A1 4-hydroxy-4'-isopropoxydiphenyl sulfone developer composition, wet pulverizing method, and dispersion
07/04/1995US5430060 Aldose reductase inhibitor
06/1995
06/22/1995WO1995016786A1 Phenylserine amides and the preparation of phenylserines/phenylserine amides
06/22/1995DE4342615A1 Vinyl alkyl-aryl sulphone(s) useful in reactive dye synthesis
06/20/1995US5426021 Liquid or low melting bis-phenol stabilizers for yellow image dye stabilization in ektacolor paper
06/14/1995EP0657438A2 Method for producing alkylsulfinylbenzamides and 1,2-benzisothiazol-3-ones
06/13/1995US5424481 Oxidation of corresponding methylsulfonyltoluene compound with nitric acid and air in presence of cobalt or vanadium catalyst
05/1995
05/30/1995US5420256 2-amino-4-phenylamino-1,3,5-triazinyl reactive dyestuffs, process for their preparation and their use dye cellulose or polyamides
05/18/1995WO1995013265A1 Improved method for the preparation of 4-methylsulfonyl-benzoic acid derivatives and intermediates
05/16/1995US5416234 Addition reaction of allylamine with mercaptoethanol in aqueous sulfuric acid in presence of free radical initiators
05/10/1995EP0652262A1 Reactive dyestuffs, their preparation and use
05/09/1995US5414131 From disazo or disazoxy dye
04/1995
04/27/1995WO1995011230A1 Process for the preparation of an oxirane, aziridine or cyclopropane
04/25/1995CA1335379C Aralkylaminoalkoxyphenyl derivatives, process of preparation and compositions containing the same
04/25/1995CA1335378C Alkylaminoalkoxyphenyl derivatives, process of preparation and compositions containing the same
04/19/1995EP0648206A1 Peptidyl derivatives and their use as metalloproteinase inhibitors
04/13/1995WO1995009841A1 Hydroxamic acid derivatives as inhibitors of cytokine production
04/12/1995EP0465665B1 Process for producing diphenyl sulfone compound
04/11/1995US5405947 Triazine ring-containing reactive dyestuffs, their preparation and use
03/1995
03/28/1995US5401852 Process for the stereochemical inversion of (2S,3S)-2-amino-3-phenyl-1,3-propanediols into their (2R,3R) enantiomers
03/23/1995WO1995007885A1 Derivatives of 2-amino-1,2,3,4-tetrahydronaphthalene active on the cardiovascular system
03/23/1995CA2170619A1 Derivatives of 2-amino-1,2,3,4-tetrahydronaphthalene active on the cardiovascular system
03/22/1995EP0643626A1 Chiral catalysts, catalytic oxidation and disproportionation reactions, and methods of producing epoxychromans and taxol
03/21/1995US5399772 Method of producing A 2,4'-dihydroxydiphenylsulfone
03/16/1995DE4331163A1 Process for the preparation of sulphatoethyl sulphones
03/15/1995CN1100092A Process
03/08/1995EP0641755A1 Process for the hydrosulphination of olefins
03/01/1995EP0640589A1 Process for manufacturing compounds containing two or more vinyl sulfone groups
03/01/1995EP0640587A1 Diacyl substituted guanidins, process for their preparation, their use as medicament or diagnostic reagent and medicament containing them
03/01/1995CN1099392A Compounds containing a fused bicyclic ring and processes therefor
02/1995
02/22/1995EP0639562A1 2-Cyanoethyl-2'-hydroxyethylsulphone, a method for preparing it and its use for the production of 3-aminopropyl-2'-hydroxyethylsulphone
02/22/1995EP0639561A1 Process for the production of Alkyl-(3-chlorophenyl) sulfones
02/16/1995WO1995004716A1 2-oximinomethyl-1-phenyl-1,3-propanedione derivatives as herbicides
02/16/1995CA2168460A1 2-oximinomethyl-l-phenyl-1,3-propanedione derivatives as herbicides
02/15/1995EP0638055A1 Crystallization of optical isomers of leukotriene antagonists
02/09/1995WO1995004109A1 Aqueous dispersions containing cyclopolymer dispersants
02/09/1995WO1995004026A1 Cyclopolymerisation monomers and polymers
02/09/1995CA2167375A1 Cyclopolymerisation monomers and polymers
01/1995
01/26/1995WO1995002591A1 Tri-substituted imidazoles having multiple therapeutic properties
01/26/1995CA2167311A1 Tri-substituted imidazoles having multiple therapeutic properties
01/25/1995CN1097738A Synthetic method for N-alkyl-beta-hydroxyethyl sulfone aniline derivative
01/25/1995CN1097736A Novel antiarrhythmic agents I
01/17/1995US5382686 Process for preparing nitrodiphenyl (thio) ethers
01/17/1995US5382673 Process for preparing florfenicol, its analogs and oxazoline intermediates thereto
01/17/1995US5382490 Electrophotographic toner
01/12/1995WO1995001333A1 Acetamide derivatives and their use for modifying feeding behaviour modifiers
01/12/1995CA2166128A1 Acetamide derivatives and their use for modifying feeding behaviour modifiers
01/11/1995EP0633062A1 Fluorous multiphase catalyst or reagent systems, and processes using them
01/10/1995US5380941 From the phenylurea and an amine with the sulfur group
01/10/1995US5380914 Plants, intermediates
01/10/1995CA1333907C Alkyl aryl sulfones and method of preparing the same
01/09/1995CA2126778A1 Fluorous multiphase systems
01/04/1995EP0632324A2 Method of preparing dye stabilizers and photographic elements containing them
12/1994
12/21/1994EP0629627A2 Bicyclic carboxylic acids and their derivatives as nep and aca inhibitors
12/21/1994EP0629188A1 Regioselective sulphonylation of substituted aromatic compounds.
12/20/1994US5374772 Substituted benzoic acids, inhibitors of phospholipases A2
12/20/1994CA1333612C Process for the preparation of cyclopentene, cyclopentane, and cyclohexane derivatives
12/08/1994WO1994027959A1 Process to prepare p-alkyl- and p-arylsulphonylbenzoic acid derivatives
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