Patents
Patents for C07C 17 - Preparation of halogenated hydrocarbons (19,929)
08/2002
08/07/2002EP1228023A1 Method for producing 1,2-dichloroethane
08/07/2002EP1228022A2 Method and device for exploiting heat resulting from the production of 1,2-dichloroethane
08/07/2002CN1362942A Process for production of allyl chloride
08/01/2002WO2002059231A2 Azeotrope-like composition of 1,2-dichloro-3,3,3-trifluoropropene and hydrogen fluoride
08/01/2002WO2002059230A2 Azeotrope-like composition of 1,2,2-trichloro-1,3,3,3-tetrafluoropropane and hydrogen fluoride
08/01/2002WO2002059068A2 Azeotrope-like composition of 1-chloro-1,3,3,3-tetrafluoropropane and hydrogen fluoride
08/01/2002WO2002059067A1 Process for the manufacture of fluorocarbons
08/01/2002WO2002022530A3 Reduced toxycity 1-bromopropane cleaning agent production process
08/01/2002WO2001002332A9 Process for the preparation of 3,3-dimethylbutanal
08/01/2002US20020103404 Process for the nuclear chlorination of meta-xylene
07/2002
07/31/2002EP1226100A1 Process for the preparation of halogenated ethanes
07/31/2002EP0994090B1 Azeotropic mixture of perfluoroalkyl iodide and hydrogen fluoride, and method for isolating and purifying perfluoroalkyl iodides
07/31/2002EP0946473B1 Fluorinated phenantrene derivatives for liquid crystal mixtures
07/31/2002EP0944565B1 1,3,5-trifluoronaphthalene derivatives for liquid crystalline mixtures
07/31/2002CN1361758A Production of aliphatic fluorocarbons
07/30/2002US6426440 Hydrogen chloride and vinyl chloride gases are cooled to 150-180 degree c, the uncondensed predominant 1,2-dichloroethane is distilled and fed for benzene chlorination
07/30/2002US6426439 Dissolving iodine in iodine pentafluoride and continuously feeding to a vertical bubble column, filled with iodine pentafluoride and has a feed line for tetrafluoroethylene at 85-95 degree c, the product escapes as gas and is liquefied
07/30/2002US6426391 Fluorination in liquid or supercritical carbon dioxide
07/25/2002WO2002058139A2 Diamondoid-containing materials in microelectronics
07/25/2002WO2002057203A1 Compositions comprising cyclohexamantane
07/25/2002WO2002057202A1 Compositions comprising higher diamondoids and processes for their separation
07/25/2002WO2002057201A2 Polymerizable higher diamondoid derivatives
07/25/2002WO2002057199A1 Process for a homogeneously catalyzed c-c coupling reaction
07/25/2002WO2002036531A3 Stabilizer and solvent compositions
07/25/2002WO2002006193A3 Synthesis of perfluoroolefins
07/25/2002US20020099247 Synthesis of vicinal difluoro aromatics and intermediates thereof
07/25/2002CA2434921A1 Polymerizable higher diamondoid derivatives
07/25/2002CA2434791A1 Diamondoid-containing materials in microelectronics
07/24/2002EP1225162A1 Synthesis of vicinal difluoro aromatics and intermediates thereof
07/24/2002EP1224962A2 Process for separating liquid azeotropic mixtures
07/24/2002EP0998438B1 Continuous method for producing pentafluoroethyl iodide
07/24/2002EP0985650B1 Process for the preparation of pentafluoroethane
07/24/2002CN1360563A Process for preparation of 3,3-dimethylbutanal
07/24/2002CN1088052C Purification of allyl chloride
07/23/2002US6423290 Method for recovering an organic solvent from an acidic waste stream such as in integrated chip manufacturing
07/23/2002US6423189 Reacting bis(3-hydroxypropyl)ether with hydrogen chloride, and distilling off 1,3-dichloropropane and water
07/18/2002WO2002055459A2 Method of making hydrofluorocarbons and hydrochlorofluorocarbons
07/18/2002WO2002055458A2 Process for purifying octafluorocyclobutane, process for preparing the same, and use thereof
07/18/2002WO2002055457A2 Process for purifying octafluoropropane, process for preparing the same, and use thereof
07/18/2002WO2002055455A1 Method for the production of aryl alkenes
07/18/2002DE10101942A1 Separating azeotropic mixtures, e.g. of butanol and perchloroethylene from ascorbic acid production, involves distillation with substance which forms lower-boiling azeotropes to give fractions rich in each component
07/18/2002DE10101023A1 Purifying waste gas containing vaporous organic compounds, e.g. in the production of 4-fluoro-omega-chloroacetophenone, and inert gas or inert gas mixture involves absorbing vaporous organic compounds in jet nozzle absorbers
07/18/2002DE10101021A1 Mehrfach fluorierte Fluorene und ihre Verwendung in Flüssigkristallmischungen Multiple fluorinated fluorenes and their use in liquid crystal mixtures
07/18/2002DE10101020A1 Fluorierte Fluorene und ihre Verwendung in Flüssigkristallmischungen Fluorinated fluorenes and their use in liquid crystal mixtures
07/17/2002EP1223210A1 Polyfluorinated fluorenes and use thereof in liquid crystal mixtures
07/17/2002EP1223209A1 Fluorinated fluorenes and use thereof in liquid crystal mixtures
07/17/2002EP1222154A1 Method for preparing halogenated hydrocarbons
07/17/2002EP1222153A1 Method for obtaining halogenated hydrocarbons in the presence of a co-catalyst
07/16/2002US6420617 Bromination of cyclododecatriene in dioxane
07/16/2002US6420608 Process for the preparation of trifluoromethyl acetophenone
07/11/2002WO2002053545A1 Process for preparation of aromatic halides from aromatic amines
07/11/2002WO2002053523A1 Tropolone derivative
07/11/2002US20020091269 Synthesis of epothilones and related analogs
07/11/2002CA2432409A1 Tropolone derivative
07/10/2002CN1358163A Process for the synthesis (R)-1-(3.5-bis (trifluoromethyl)-phenyl) ethan-1-ol by asymmetric transfer hydrogenation
07/10/2002CN1357524A Prepn process of 2,4-dichlorofluorobenzene
07/10/2002CN1087189C Chronium-based fluorination catalyst, and its prep. and use
07/09/2002US6417414 Process for the preparation of 1,2-dichloroethane by oxychlorination
07/09/2002US6417413 Process for the preparation of halogenated ethanes
07/09/2002US6417405 Synthesis of cyclopentadiene or substituted cyclopentadiene compounds
07/09/2002US6417361 Fluorination agent and preparation and use of same
07/09/2002US6417357 Coupling reactions with palladium catalysts
07/04/2002WO2002051774A1 Production of disubstituted tetrafluoroethylene derivatives
07/04/2002US20020087039 Method of making hydrofluorocarbons and hydrochlorofluorocarbons
07/04/2002US20020087038 Purification at a temperature range of 750-950 degrees C. and a residence time of 0.1-5 sec.
07/04/2002US20020087030 Reacting a 6-membered aromatic ring with 1,4- position ester or benzylic OH groups with a second aromatic in a palladium catalyzed cross-coupling; electroluminescence
07/04/2002US20020086124 Electrical resistance
07/04/2002DE10065218A1 Herstellung von disubstituierten Tetrafluorethylen-Derivaten Preparation of disubstituted tetrafluoroethylene derivatives
07/04/2002DE10064423A1 Verfahren zur Herstellung substituierter organischer Verbindungen und Verwendung von Katalysatoren für Substitutionsreaktionen Process for preparing substituted organic compounds, and use of catalysts for substitution reactions
07/03/2002EP1219583A1 Process for producing bromo-aromatic condensed ring compound
07/03/2002EP1218333A1 Anti-inflammatory nitro- and thia- fatty acids
07/03/2002EP1218325A1 Separation of halogenated compounds
07/03/2002EP1218000A1 Anti-cancer nitro- and thia-fatty acids
07/03/2002CN1356303A Process for preparing tetrahydronaphthalene derivative
07/03/2002CN1356302A Photothermally chemical process for synthesizing iodoperfluoroparaffin
07/02/2002US6414204 By-production of diallyl ether is suppressed by lowering the molar concentration ratio of hydrogen chloride with respect to allyl alcohol in the reaction solution
07/02/2002US6414203 Method of treating 1,1,1,3,3-pentafluoropropane
07/02/2002US6414167 Octafluorotricyclodecane derivatives and processes for producing same
07/02/2002CA2066017C Azeotropic mixture of hydrogen fluoride and 1,1,1-trifluoro-2-chloroethane and process for purification of 1,1,1-trifluoro-2-chloroethane
06/2002
06/27/2002WO2002050009A1 Process for the synthesis of 1-(3,5-bis(trifluoromethyl)-phenyl)ethan-1-one
06/27/2002WO2002049992A2 Process for preparing fluorinated organic compounds
06/27/2002WO2002030563A3 Method for dissolving salts in 1,2-dichlorethane using ultrasound and a device for carrying out said method
06/27/2002WO2002012154A3 Catalyst system for the polymerisation of olefins
06/27/2002CA2431457A1 Process for the synthesis of 1-(3,5-bis(trifluoromethyl)-phenyl)ethan-1-one
06/26/2002EP1216217A1 Method for brominating organic compounds
06/26/2002EP1216084A1 Apparatus and method for separating mixed liquids
06/26/2002CN1086706C Pyrido [3,2,1,i,j][3,1] benzoxazine derivatives
06/26/2002CN1086687C Process for producing 1,1,1,3-pentafluoropropane
06/25/2002CA2248446C Fluorination with aminosulfur trifluorides
06/20/2002WO2002006194A3 Method of making hydrofluorocarbons
06/20/2002US20020077514 For the fluid-bed hydrodechlorination; catalytic stability
06/20/2002US20020077513 Contacting mixture of 1,1,1,3,3-pentafluorobutane (R-365mfc), a mixture of R-365mfc and the impurity 1-chloro-3,3,3-trifluoropropene (R-1354zd) with chlorine in presence of ultraviolet light for effecting photochlorination
06/20/2002DE10157674A1 Novel alkenyl compounds are useful as components in liquid crystal media which have a high specific resistance, wide operating temperature, short switching time and high contrast
06/20/2002DE10157670A1 Novel four ring compounds are useful as components in liquid crystal media.
06/19/2002EP1214280A1 Production of extremely pure fluorine compounds
06/19/2002EP1214279A1 Method and device for utilizing heat in the production of 1,2-dichloroethane
06/19/2002EP1214278A2 Regeneration of onium fluoride-hf adducts
06/19/2002EP0902776B1 PURIFICATION OF 1,1,1,3,3-PENTAFLUOROPROPANE (R-245fa)
06/19/2002CN1086374C Method for preparing 3,4,5-trichloro-benzotrifluoride
06/19/2002CN1086309C Cyclonic reactor