Patents
Patents for C07C 17 - Preparation of halogenated hydrocarbons (19,929)
03/2002
03/07/2002WO2002018305A2 Production and use of octafluoropropane
03/07/2002WO2002018304A2 Production of hydrofluoroalkanes
03/07/2002WO2001079148A3 Method of making benzoyl halides and nitriles
03/07/2002US20020028872 Polymer gel containing a basic functional group derived from at least one compound selected from the group consisting of tertiary amine, quaternary aammonium salt, cyclic amine compounds and sulfides
03/07/2002US20020028177 Synthesis of 17F labeled fluoroalkanes
03/07/2002DE10042074A1 Passive collector for extraction of dissolved organic compounds, useful for monitoring pesticides, comprises sorbent body placed inside membrane chamber
03/07/2002DE10042073A1 Device for extracting organic compounds dissolved in water, useful for monitoring pesticides, comprises membrane extraction chamber containing extraction fiber
03/06/2002EP1184068A1 Method and apparatus for separating and recovering perfluoro compound
03/06/2002EP1183223A1 Process for the manufacture of fluoroolefins
03/06/2002CN1338328A Gas-phase selective adsorption process for separating dichlorobenzene from mixture
03/06/2002CN1080249C Azeotrope comprising pentafluoropropane and hydrogen fluoride and method for separating and purifying pentafluoropropane
03/05/2002CA2047256C Process for decabromodiphenylalkane predominant product
02/2002
02/28/2002US20020026086 Process for the preparation of derivatives of octafluoro-[2,2]paracylophane
02/28/2002US20020026084 Reacting a Grignard reagent prepared from a substituted phenyl halide, especially a tert-butoxyphenyl halide, with a vinyl halide in the presence of a manganese, iron, cobalt or rhodium catalyst; product free from biphenyl.
02/28/2002DE10040726A1 Cycloaliphatisch-aromatische Diphosphine und ihre Verwendung in der Katalyse Cycloaliphatic-aromatic diphosphines and their use in catalysis
02/28/2002DE10039722A1 Verfahren zur Kernchlorierung von ortho-Xylol Process for the nuclear chlorination of ortho-xylene
02/28/2002DE10039717A1 Ring chlorination of m-xylene to intermediates for agricultural and pharmaceutical agents and polymer precursors in presence of Friedel-Crafts catalyst uses benzothiazepine or benzothiazocine compound as co-catalyst
02/27/2002EP1181267A1 Halogen compounds
02/27/2002EP1181246A1 Method for activating mineral fluoride in an organic medium
02/27/2002CN1079788C Amide derivatives and their therapeutic use
02/27/2002CN1079787C Method for preparing 1,1,1,3,3-pentafluoropropane
02/26/2002US6350926 Chlorofluorohydrocarbon and process thereto
02/26/2002US6350925 Haloethylation of aromatic compounds
02/26/2002US6350915 Forming a grignard reagent and reaction with acetic anhydride
02/26/2002US6350892 Trifluoromethyl ketone analogs as selective cPLA2 inhibitors
02/21/2002WO2002014581A1 Phosphine coke inhibitors for edc-vcm furnaces
02/21/2002WO2002014454A1 Phosphite coke inhibitors for edc-vcm furnaces
02/21/2002WO2002014330A1 Cycloaliphatic/aromatic diphosphines and use thereof in catalysis
02/21/2002WO2002014247A2 Process for dehydrohalogenation of halogenated compounds
02/21/2002WO2002014246A1 Method for nuclear chlorination of meta-xylol
02/21/2002WO2002014245A1 Method for nuclear chlorination of ortho-xylol
02/21/2002US20020022753 Process for dehydrohalogenation of halog enated compounds
02/21/2002US20020022751 Process for obtaining pentafluoroethane by chlorotetrafluoroethane dismutation
02/21/2002US20020022740 Octafluorotricyclodecane derivatives and processes for producing same
02/21/2002DE10117224A1 Stabilization of halogen-containing compounds, especially liquid crystal compounds, by addition of a 4-substituted 2,6-di-tertiary butyl-phenol, itself having liquid crystal-type units
02/21/2002DE10040860A1 Katalysatorsystem zur Polymerisation von Olefinen A catalyst system for the polymerization of olefins
02/21/2002CA2411120A1 Phosphite coke inhibitors for edc-vcm furnaces
02/21/2002CA2411118A1 Phosphine coke inhibitors for edc-vcm furnaces
02/20/2002EP1180091A1 Fluorination
02/19/2002US6348634 Process for the (CFC-113a) dimerization
02/19/2002US6348633 Bromine-containing 1,2-bis(phenyl)difluoromethanes and method of imparting flame retardancy to flammable materials
02/19/2002CA2097435C Process for the production of ethylene and mixtures containing ethylene
02/19/2002CA2069126C Process for fluorinating halogenated hydrocarbon
02/19/2002CA2044784C Process for preparing 1-chloro-2,2,2-trifluoroethane
02/14/2002WO2002012154A2 Catalyst system for the polymerisation of olefins
02/14/2002WO2002012153A1 Process for obtaining a purified hydrofluoroalkane
02/14/2002WO2001058840A3 Treatment of fluorocarbon feedstocks
02/14/2002WO2001058584A3 Treatment of fluorocarbon feedstocks
02/13/2002EP1178950A1 Production of 1,1,1,2,3,3,3-heptafluoropropane
02/13/2002CN1335291A Preparation of 1,1,1,3,3-pentachloropropane
02/12/2002US6346172 Process for producing difluoromethane
02/07/2002WO2002010178A1 Adamantyl groups containing phosphane ligands, the production and use thereof in catalytical reactions
02/07/2002WO2002010105A1 Method of treating fluorine compound and treated substance
02/07/2002WO2002010104A1 Method of treating fluorine compound
02/07/2002US20020016512 Coupling aryl or heteroaryl chloride and aryl or heteroaryl boronic acid with polar aprotic solvent in presence of base and hetergeneous palladium catalyst
02/07/2002DE10037961A1 Neue Phosphanliganden, deren Herstellung und ihre Verwendung in katalytischen Reaktionen New phosphine ligands, their preparation and their use in catalytic reactions
02/06/2002EP1177159A1 Fluorination in liquid or supercritical carbon dioxide
02/06/2002EP0790824B1 2,2-dichloroalkane carboxylic acids, process for preparing the same, medicament containing the same, and use thereof for treating insulin resistance
02/06/2002CN1334788A Method for separating mixture comprising at least an hydrofluoroalkane and hydrogen fluoride, methods for preparing hydrofluoroalkane and azeotropic compositions
01/2002
01/31/2002WO2001085758A3 Method for producing polymer-bonded 2-chlorotrityl chloride
01/31/2002WO2001055066A3 3-phenoxy-1-phenyl acetylene derivatives and their use as herbicides
01/31/2002DE10034815A1 New cyclohexylphenylethane compounds useful as components of liquid crystal media
01/30/2002EP1175381A1 Continuous process for preparing halogenated compounds
01/30/2002EP1175380A1 Preparation of selected fluoroolefins
01/30/2002CN1333199A Process for dichloroethane by direct chlorization
01/30/2002CN1078579C Preparation of tetrafluoroethylene
01/29/2002US6342647 Inhibitors of polymerization of vinyl compounds
01/29/2002CA2213446C Apparatus and its use for oxychlorination
01/24/2002WO2002006194A2 Method of making hydrofluorocarbons
01/24/2002WO2002006193A2 Synthesis of perfluoroolefins
01/24/2002WO2002006187A1 Method for preparing a polyaromatic compound
01/24/2002US20020010220 Partial oxidation of hydrocarbons to produce hydrogen and carbon monoxide by a cyclical process including contacting an oxygen ion conducting ceramic with air; oxygen from the air reacts with the ceramic
01/23/2002EP0921109B1 Method for purifying 1,1,1,3,3-pentafluoropropane
01/23/2002EP0906244B1 Cerium oxide and zirconium oxide based composition, method of preparation and utilisation in catalysis
01/22/2002US6340781 Removal of haloalkanes from pentafluoroethanes
01/22/2002US6340753 Cationic quaternary ammonium compounds dehydrohalogenation of compounds to form amines
01/22/2002CA2055676C Hydroconversion of a waste feedstock comprising highly reactive organic compounds
01/22/2002CA2032273C Multistep synthesis of hexafluoropropylene
01/17/2002WO2002004529A2 Method of reducing formation of precipitates in solvent recovery system
01/17/2002WO2002003981A1 Method of making teprenone
01/17/2002US20020007099 Purifying 1,1-difluoroethane of any vinyl chloride, by treating, with hydrogen fluoride, of a crude 1,1-difluoro-ethane containing >1 mol of hydrogen chloride per mole of 1,1-difluoroethane; continuous processing
01/17/2002US20020007097 Catalysts for heterogeneously catalyzed reactions
01/17/2002DE10109878A1 Composition, useful as a catalyst for the production of 3,4-dichloro-1-butene, comprises an iron compound, comprises iron carbonyls, and/or anhydrous iron salts with a cyclopentadiene derivative
01/17/2002DE10032974A1 Kugelförmiges Katalysatorträgermaterial sowie ein Verfahren zu dessen Herstellung A spherical catalyst support material and a process for its preparation
01/17/2002DE10032304A1 Reactor used for carrying out oxidation reactions has guiding tubes arranged parallel to longitudinal axis of reactor and guiding plates arranged vertical to longitudinal axis of reactor
01/16/2002EP1171406A1 Method of producing biaryls
01/16/2002CN1331067A Prepn. of 245fa
01/16/2002CN1331066A Method for preparing perfluoroethyl
01/16/2002CN1077872C Method of preparing stabilized 1,1-dichloro-1-fluoroethane and products therefrom
01/16/2002CN1077871C Prepn. of 1,1,1,3,3-pentachlorobutane and 1,1,1,3,3,-pentafluorobutane
01/15/2002US6339178 Reacting in liquid phase, in the presence of a catalyst, 1-chloro-1,1,-difluoroethane (f142b) and anhydrous hydrofluoric acid
01/10/2002WO2002002492A2 Process for the preparation of pentafluoroethane
01/10/2002WO2002002228A1 Spherical catalyst support material and a process for producing it
01/10/2002US20020004028 Chemical derivatization of single-wall carbon nanotubes to facilitate solvation thereof; and use of derivatized nanotubes to form catalyst-containing seed materials for use in making carbon fibers
01/10/2002DE10124481A1 New trans-2-substituted-1,4-cyclohexylene compounds are used as chiral dopant and in liquid crystal medium for use in liquid crystal display or as dielectric in electrooptical display
01/10/2002DE10030974A1 New method for manufacturing perfluoroethane useful as an etching gas involves conversion of hydrofluoroethane in the presence of cobalt catalyst at specified temperature
01/10/2002DE10030681A1 Production of 1,2-dichloroethane by reacting ethylene and chlorine is carried out in liquid phase containing at least tetrahalogenated hydrocarbon, e.g. tetrachloroethane
01/09/2002EP0863862B1 Process for the manufacture of halocarbons
01/09/2002EP0858440B1 Method for preparing 1,1,1,3,3-pentafluoropropane
01/09/2002EP0792253B1 Production of [11C] methyl iodide