Patents
Patents for C07C 17 - Preparation of halogenated hydrocarbons (19,929)
09/1999
09/28/1999US5959165 Method and composition for inhibiting decomposition of 1,1,1,2,3,3-hexafluoropropane and 1,1,1,3,3-pentafluoropropane
09/28/1999CA2020853C Process for preparing 1,1,1,2-tetrafluoroethane
09/23/1999WO1999047479A1 Method for chlorinating ketones
09/23/1999WO1999047474A1 Coupling reactions with palladium catalysts
09/23/1999DE19812095A1 Chlorination of ketones to chlorinated alkenes useful as intermediates for organic synthesis, e.g. of alkyne
09/23/1999CA2321791A1 Coupling reactions with palladium catalysts
09/22/1999EP0943602A1 Improved process for chloroalkynes and alkynyl amines
09/22/1999CN1045201C Method for synthesizing and separating condensed bromoacenaphthylene
09/22/1999CN1045200C Process for preparing 1,1,1,2-tetrafluoroethane
09/21/1999US5955638 Reaction of methylacetylene and propadiene with hydrogen chloride
09/21/1999US5955637 Azeotrope or azeotrope-like composition of hydrogen fluoride and chlorofluoromethane or dichloromethane
09/21/1999US5955627 Halogenating cyclopropylacrylic acid derivative; chemical intermediates
09/21/1999US5954861 Process for recovery of methyl chloride
09/16/1999WO1999046226A1 Continuous method for producing propargyl chloride
09/16/1999WO1999046225A1 Method for making hydrofluorocarbon
09/16/1999WO1999046223A1 Method and apparatus for direct fluorination of carbon or sulfur compounds
09/16/1999DE19810392A1 Verfahren zur Herstellung von 2,4-Dichlor-3,5-dimethylfluorbenzol A process for the preparation of 2,4-dichloro-3,5-dimethylfluorobenzene
09/16/1999DE19810036A1 Continuous preparation of propargyl chloride with reduced production of dichloropropene by-products
09/16/1999DE19808936A1 Photodetektor und seine Verwendung Photodetector and its use
09/15/1999EP0941230A1 1,3-diphosphinopropane ligands and transition metal complexes formed therefrom, their preparation and use
09/15/1999EP0773916B1 Process for the manufacture of 1,1,1,3,3,3-hexafluoropropane
09/15/1999CN1228761A Method for preparing halogenated 2-amino or 2-acetamido trifluoromethylbenzene
09/15/1999CN1228754A Process for producing difluoromethane
09/15/1999CN1228403A Azeotrope containing hydrogen fluoride and 1,1,1-trifluoro-3-chloro-2-propene
09/14/1999US5952524 Process
09/14/1999US5952359 Thiazoles and their agricultural compositions
09/14/1999US5951830 Process for purification of hydrochlorofluoroethanes
09/14/1999US5950454 Cloth or cloth-like packing which is subject to low pressure losses and has an ordered structure for use in material-exchange columns and rectification method using such packing
09/14/1999CA2023704C Process for the preparation of terpenes
09/10/1999WO1999045595A2 Photodetector and use of the same
09/10/1999WO1999044973A1 Processes for purifying perfluorocyclobutane
09/10/1999CA2322458A1 Photodetector, and the use thereof
09/08/1999EP0940465A1 Lubricant for improved gliding properties of skis
09/08/1999EP0940382A1 Azeotrope of HF and 1,1,1-trifluro-3-chloro-2-propene
09/08/1999EP0940177A2 Zeolite-based catalyst composition and a method for isomerizing halogenated aromatics
09/08/1999EP0799155B1 Manufacture of carbonyl fluoride
09/08/1999CN1228074A Method for purifying 1,1,1,3,3-pentafluoropropane
09/08/1999CN1228072A Process for preparing 2-aryl-substituted indenes
09/07/1999US5948381 Process for separating fluorocarbon compounds
09/07/1999US5948318 Liquid crystal composition and liquid crystal display device
09/07/1999US5948213 Processes for the manufacture and purification of 1,1,2,2,3,3,4,4-octafluorobutane and by-products, and azeotropes with HF
09/03/1999CA2263825A1 Lubricant for improved gliding properties of skis and its application in skiing
09/02/1999WO1999043646A1 Cyclohexanediole derivatives
09/02/1999WO1999043635A1 Hydrofluorination of chlorinated hydrocarbons
09/02/1999WO1999026906A3 Method of producing hydrofluorocarbons
09/01/1999EP0939071A1 Method for producing fluorinated propane
09/01/1999EP0938461A1 Liquid phase catalytic fluorination of hydrochlorocarbon and hydrochlorofluorocarbon
09/01/1999CN1227536A Difluophenyl derivative compound, liquid composition and liquid crystal display device
09/01/1999CN1227535A Removal of water from process stream
09/01/1999CN1044899C Synthetic method of 2,4-fluobenzene dichloride
08/1999
08/31/1999US5945573 Process for the manufacture of 1,1,1,3,3-pentafluoropropane
08/31/1999US5944962 Process for photochlorination
08/31/1999CA2175781C Process for the production of petrochemicals
08/31/1999CA2174490C Process for the production of petrochemicals
08/25/1999CN1044803C 1,1,1-trifluoroethane preparation by gas phase fluorization of 1,1,1-dichlorofluoroethane
08/25/1999CN1044802C 1,1,1-trifluoroethane preparation by liquid phase fluorization of 1,1,1-dichlorofluoroethane
08/25/1999CN1044788C Manufacture of fluorinating catalyst and application thereof
08/24/1999US5942649 Method for monomer recovery
08/24/1999US5942648 Naphthalene derivatives
08/24/1999CA2194994C Process for producing 1,1,1,2,3,3,3-heptafluoropropane
08/19/1999WO1999041214A1 Halogenating agent and process for halogenating hydroxyl group
08/19/1999DE19806037A1 Electroluminescent polymers and copolymers of triptycene structure
08/19/1999DE19806001A1 Dehalogenation of aqueous hydrocarbon solutions, e.g. ground- or waste water
08/18/1999EP0935593A1 Process for the purification of 1,1-difluoroethane
08/18/1999EP0935592A1 Manufacture of hexafluoroethane
08/18/1999EP0759026B1 Amide derivatives and their therapeutic use
08/18/1999CN1044728C Composition based on stabilized methylene chloride which can be used for degreasing metals
08/17/1999US5939593 Brominated 1,3-dimethyl-3-phenyl-1-(2-methyl-2-phenylpropyl)-indane and method for preparing the same
08/17/1999US5939546 Useful deoxofluorination reagents
08/17/1999US5939351 Catalysts and catalyst carriers obtained by tableting
08/12/1999WO1999040053A1 Production of heptafluoropropane
08/12/1999WO1999040052A1 Catalyst recovery for halogen exchange reactions
08/12/1999CA2320283A1 Catalyst recovery for halogen exchange reactions
08/11/1999EP0934919A1 Substituted benzene derivative, liquid-crystal composition, and liquid-crystal display element
08/11/1999EP0934237A1 Tetracyclic compound having lateral halogen substituent and liquid crystal composition comprising the same
08/11/1999EP0934236A1 Process for the preparation of substituted aromatic compounds
08/11/1999EP0804395A4 Phase-transfer catalysis
08/11/1999EP0686136B1 Improved process for manufacture of fluoroaromatics
08/11/1999CN1225624A Inhibition of matrix metalloproteases by substituted phenethyl compounds
08/05/1999DE19903925A1 Preparation of styrene derivatives useful as intermediates for polymers, pharmaceuticals and agrochemicals
08/04/1999EP0933364A1 Imidazolate sulfur difluorides
08/04/1999EP0809621B1 Synthesis of tetrafluoroethylene
08/04/1999CN1224708A Preparation of monochlorotoluene
08/04/1999CN1224707A Uncatalyzed liquid phase fluorination of 1230 za
08/03/1999USH1800 Method of oxychlorination utilizing split feeds
08/03/1999US5932776 Continuous process of fluorination of perchloroethylene or pentachloroethane
08/03/1999US5932775 Process for stabilization of pentafluoroethane
08/03/1999CA2093608C Process for the preparation of chloro-fluoro-butenes
08/03/1999CA2036220C Process for the preparation of 1,1,1,3,3,3-hexafluoropropane and 2-chloro-1,1,1,3,3,3-hexafluoropropane
07/1999
07/28/1999EP0931784A1 Process for producing difluoromethane
07/28/1999EP0931783A1 Uncatalyzed liquid phase fluorination of 1,1,3,3- tetrachloro-2-propene
07/28/1999EP0931587A1 Catalyst, process for its preparation, and its use in the synthesis of 1,2-dichloroethane
07/28/1999EP0931064A1 Stabilised monomer composition
07/28/1999EP0931043A1 Vapor phase process for making 1,1,1,3,3-pentafluoropropane and 1-chloro-3,3,3-trifluoropropene
07/28/1999EP0686137B1 Process for the purification of pentalfuoroethane in a binary azeotrope of pentafluoroethane and chloropentafluoroethane
07/28/1999CN1224410A Process for preparing 1,1,1,3,3-pentafluoropropane
07/28/1999CN1224409A Process for preparing 1,2-dichloroethane by direct chlorination
07/28/1999CN1223993A Processes for producing and purifying 1,1-difluoroethane, and product thus obtained
07/28/1999CN1223992A Process for adsorption desulfuration of chlorinated solution of monochlorotoluene
07/27/1999US5929293 Process for the preparation of fluoroolefins