| Patents for C07C 315 - Preparation of sulfones; Preparation of sulfoxides (4,234) | 
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| 03/21/1989 | US4814525 Vapor phase bromination of aromatic compounds | 
| 03/21/1989 | US4814483 Process for the preparation of optionally substituted 2-benzyl-toluenes | 
| 03/21/1989 | US4814166 Polyanionic compounds, process for their preparation and compositions in which they are present | 
| 03/21/1989 | CA1251466A2 5-amino-2-substituted phenyl 2-hydroxyethyl sulphone intermediates for dyestuffs | 
| 03/01/1989 | EP0304725A1 Process for the preparation of nitro-diphenyl(thio) ethers | 
| 02/23/1989 | WO1989001469A1 Process for purifying 4,4'-dihydroxydiphenyl sulfone | 
| 02/21/1989 | US4806698 Liquid phase isomerization of iodoaromatic compounds | 
| 02/21/1989 | US4806697 Non-acidic zeolite catalysts | 
| 02/21/1989 | US4806280 Process for the preparation of unsaturated compound α-chlorinated with respect to two electron-attracting groups in a β-position | 
| 02/21/1989 | CA1250313A1 METHOD OF PREPARING .alpha.-CHLORINATED UNSATURATED COMPOUNDS WITH TWO ELECTROATTRATIVE GROUPS IN POSITION .beta. | 
| 02/08/1989 | EP0302792A2 Alkylaminoalkoxyphenyl derivatives, process of preparation and compositions containing the same | 
| 02/07/1989 | CA1249823A1 Acylanilides having antiandrogenic properties | 
| 01/24/1989 | US4799934 Sulfur-containing nitroaminobenzene dyes, process and hair dye compositions | 
| 01/04/1989 | EP0297995A1 Polycyclic aromatic compounds, process for their preparation and their use in human and animal medicine and in cosmetics | 
| 12/21/1988 | EP0295527A2 Process for the preparation of 3-aminophenyl-2-hydroxyethylsulfon | 
| 12/20/1988 | US4792641 Process for preparing iodinated aromatic compounds | 
| 12/20/1988 | US4792606 Catalytic reaction of aromatic acylhalide with alkali metal cyanide | 
| 12/20/1988 | US4792559 1,2,3,4-tetrahydroquinoline substituted 5-aminopentanenitrile compounds and their use as calcium modulators | 
| 12/20/1988 | CA1247127A1 Cyclohexane-1,3-dione derivatives and their use for controlling undesirable plant growth | 
| 12/15/1988 | WO1988009782A1 Process for making propargyl ethers of hydroxyaromatic compounds | 
| 12/15/1988 | DE3817372A1 Process for the preparation of a dichloroformate and of a copolycarbonate oligomer | 
| 12/14/1988 | EP0294907A1 Process for the preparation of 3,3-diaryl acrylic acid amides | 
| 12/13/1988 | CA1246566A1 Phenol derivatives | 
| 12/07/1988 | EP0293768A1 Process for making propargyl ethers of hydroxyaromatic compounds | 
| 12/07/1988 | CN88103277A N-alkylsulfurylanilline derivatives, process for preparing them and pharmaceutical composition containing same | 
| 11/30/1988 | EP0293037A1 Preparation of 4,4'-dihydroxydiphenyl sulfone | 
| 11/30/1988 | EP0292979A2 New alkanesulfonanilide derivatives, processes for preparation thereof and pharmaceutical composition comprising the same | 
| 11/29/1988 | US4787911 Surface-active oligomers, a process for their preparation and compositions containing them | 
| 11/29/1988 | CA1245654A1 Process for preparing novel n-substituted derivatives of 1-(4'-alkylsulfonylphenyl)-2-amino-1,3- propanediol | 
| 11/24/1988 | EP0280725A4 Improvement for processes for preparing diaryl sulfones. | 
| 11/08/1988 | US4783549 Benzonorbornene derivatives, processes for their preparation and medicinal and cosmetic compositions containing them | 
| 11/02/1988 | EP0137174B1 Cyclohexane-1,3-dione derivatives, process for their preparation and their use as herbicides | 
| 11/01/1988 | US4782175 Urethanes composed of aliphatic fluoroalcohols, isocyanates and aromatic compounds, a process for their preparation and their use | 
| 11/01/1988 | CA1244024A1 .alpha.- ARYL-4-(4,5-DIHYDRO-3,5-DIOXO-1,2,4-TRIAZIN- 2(3H)-YL)BENZENEACETONITRILES | 
| 10/25/1988 | US4780558 Sulfone compounds | 
| 10/25/1988 | CA1243685A1 Benzoylureas, their production and use | 
| 10/18/1988 | US4778911 Process for preparation of 3-(acyl)amino-4-alkoxy-phenyl-β-hydroxyethyl-sulfone (sulfonates) | 
| 10/11/1988 | US4777300 From an aromatic ester in presence of friedel-craft catalyst | 
| 10/11/1988 | US4777297 Etherification in alkaline solution with bromide or iodide | 
| 10/11/1988 | CA1243035A1 Leukotriene antagonists | 
| 10/06/1988 | WO1988007513A1 Improved vapor phase bromination of aromatic compounds | 
| 10/06/1988 | WO1988007512A1 Process for preparing iodinated aromatic compounds | 
| 10/06/1988 | WO1988007511A1 Processes for isomerizing and oxidative iodinating aromatic compounds | 
| 10/06/1988 | WO1988007510A1 Liquid phase isomerization of iodoaromatic compounds | 
| 10/04/1988 | US4775616 Cyan dye-forming couplers and photographic materials containing same | 
| 10/04/1988 | CA1242728A1 2-benzyl-3-phenoxy-propylamines | 
| 09/27/1988 | US4774355 Sulfiding, esterification acid catalysts | 
| 09/27/1988 | US4774333 Water-soluble triphendioxazine compounds and sulfonyl-containing precursors thereof, processes for the preparation thereof and use of the triphendioxazines as dyes | 
| 09/21/1988 | EP0283362A1 2-(Benzhydrylsulfonyl) acetamide, process for its preparation and its therapeutical use | 
| 09/21/1988 | EP0283152A2 Process for the preparation of substituted cyclohexane-1,3,5-triones | 
| 09/21/1988 | EP0282913A1 Process for the preparation of aromatic sulfones | 
| 09/20/1988 | CA1242216A1 N-cyanocarboxylic acid amides, processes for their preparation and their use | 
| 09/14/1988 | EP0282266A2 Process for producing carboxylic acid amides or esters | 
| 09/07/1988 | EP0280992A1 Cyclohexene carboxylic-acid esters, process for their preparation and their use | 
| 09/07/1988 | EP0280725A1 Improvement for processes for preparing diaryl sulfones. | 
| 09/07/1988 | CN88100500A Novel polyamine derivatives | 
| 09/06/1988 | US4769484 Phenoxybenzoic acid ester herbicides | 
| 09/06/1988 | US4769481 N-carbamoylaryl carboximidic acid esters, and their use as insecticides | 
| 09/06/1988 | US4769464 Process for the preparation of monocarbonyl or biscarbonyl compounds | 
| 08/31/1988 | CN88100929A Anticonvulsant agents | 
| 08/30/1988 | US4767879 Compounds and compositions | 
| 08/30/1988 | CA1241328A1 Triphendioxazine vinyl sulphone dyestuffs | 
| 08/24/1988 | EP0279633A2 Anticonvulsant agents | 
| 08/24/1988 | EP0279387A1 Process for the separation of 4,4'-dichlorodiphenyl sulfone | 
| 08/24/1988 | EP0279162A1 Carbonic acid derivatives, process for their preparation and pharmaceuticals containing them | 
| 08/10/1988 | EP0277635A2 Novel polyamine derivatives | 
| 08/10/1988 | EP0277376A1 Aromatic amide groups-containing diamines and polymers in which these diamines are incorporated | 
| 07/27/1988 | CN88100219A Carboxylic acid derivatives, processes for preparation thereof and pharmaceutical compositions containing them | 
| 07/26/1988 | US4760183 Process for the preparation of aromatic dialkylamines | 
| 07/26/1988 | US4759789 Treating locus of plant before or during application of herbicide with oxime ether compound | 
| 07/20/1988 | EP0275024A1 Carboxylic-acid derivatives, processes for their preparation and medicaments containing these compounds | 
| 07/06/1988 | EP0273549A1 Insecticidal thioethers and derivatives thereof | 
| 07/05/1988 | CA1238908A1 2-aminomethylphenol derivatives, a process for their preparation, their use, and pharmaceutical formulations based on these compounds | 
| 06/29/1988 | EP0272684A2 Derivatives of N-(methylsulphonylphenylethyl)-2-propenamides and their use as antibiotics | 
| 06/28/1988 | US4754071 Intermediates for dyes, one step | 
| 06/28/1988 | US4754024 Fibre-reactive azo dyes containing vinylsulfonyl or analogous groups | 
| 06/15/1988 | EP0271324A2 Cyan dye-forming coupler and photographic element containing same | 
| 06/15/1988 | EP0271225A2 Indene derivatives and methods | 
| 06/15/1988 | EP0270964A2 Process for obtaining substituted fluorobenzenes | 
| 06/07/1988 | US4749526 Process for preparing fluoraliphatic ether-containing carbonyl fluoride compositions | 
| 05/11/1988 | CN87107798A Insecticidal thioethers and derivatives thereof | 
| 04/27/1988 | EP0265052A1 Process for preparing fluoroaliphatic ether-containing carbonyl fluoride compositions | 
| 04/26/1988 | US4740514 Tetrazole substituted compounds and their anti-allergic use | 
| 04/06/1988 | EP0262919A2 Preparation of aryl carbonyl compounds | 
| 04/06/1988 | EP0262393A1 Derivatives of aryloxycarbonic acids, their preparation and their use | 
| 04/05/1988 | US4735933 Hypotensive | 
| 04/05/1988 | CA1234819A1 N-(thio)carbamoylaryl(thio)carboximidic acid esters, process for their preparation, agents containing them and their use as pest control agents | 
| 03/23/1988 | EP0261072A1 Substituted phenyl acid esters, their preparation and their use as insecticides and acaricides | 
| 03/23/1988 | EP0260443A2 New monomers and oligomers containing a plurality of vinylbenzyl ether groups, method for their preparation and cured products therefrom | 
| 03/22/1988 | US4732912 Phenol derivatives | 
| 03/16/1988 | EP0259750A2 Aryl ethanol amines, process for their preparation and their use as growth promotors | 
| 03/16/1988 | CN87106006A Arylcarboxylic acid derivatives, preparation and use thereof | 
| 03/10/1988 | WO1988001617A1 Improvement for processes for preparing diaryl sulfones | 
| 03/09/1988 | EP0258493A1 Water soluble triphene dioxazine compounds and their starting compounds containing sulfonyl groups, process for their preparation and use of the triphene dioxazines as dyestuffs | 
| 03/08/1988 | US4730008 Stimulant for beta-adrenoreceptors | 
| 03/08/1988 | CA1233821A1 Pesticidal phenoxyphenyl and phenoxypyridyl benzoyl ureas and process for preparation | 
| 03/02/1988 | EP0258190A2 Process for preparing aromatic ethers and thioethers | 
| 03/02/1988 | EP0258183A2 Process for the preparation of 5-amino-4-hydroxyvaleric-acid derivatives | 
| 03/02/1988 | EP0257422A1 Phenoxybenzoic-acid esters | 
| 03/02/1988 | EP0257294A1 E/Z-isomeric mixtures and pure Z-isomers of N-alpha-(2-cyano-2-alkoxyiminoacetyl) amino-acid derivatives and like peptides |