Patents
Patents for C07C 17 - Preparation of halogenated hydrocarbons (19,929)
11/2001
11/06/2001US6313359 Method of making hydrofluorocarbons
11/06/2001US6313337 Method of making benzoyl halides and nitriles
11/06/2001US6312759 Alicyclic trihydrofluorocarbon with 5 carbon atoms
11/06/2001US6312502 Process and system for separation and recovery of perfluorocompound gases
11/06/2001US6311515 Process for removal of hydrogen fluoride
11/01/2001WO2001081353A1 Ion liquids derived from lewis acid based on titanium, niobium, tantalum, tin or antimony, and uses thereof
11/01/2001WO2001081349A1 OPTICALLY ACTIVE QUATERNARY AMMONIUM SALT WITH AXIAL ASYMMETRY, PROCESS FOR PRODUCING THE SAME, AND APPLICATION TO ASYMMETRIC SYNTHESIS OF α-AMINO ACID DERIVATIVE
11/01/2001WO2001081281A2 Method for producing 2,3,4,6-tetramethylbenzyl halides
11/01/2001WO2001081274A1 Process for producing substituted aromatic compound
11/01/2001US20010036591 Radiation sensitive compositions of a cationically polymerizable or curable compound, a compound that increases solubility in developer under acidification, and asymmetrical diaryliodonium salt; storage stable; relief images
10/2001
10/31/2001EP1149885A1 Cyclohexane derivatives, liquid crystal compositions comprising the same and liquid crystal display devices
10/31/2001EP1149861A1 Method for recovering hydrogen chloride from chlorine based waste and use of recovered hydrogen chloride
10/31/2001EP0923513B1 Preparation of brominated indanes
10/31/2001EP0882004B1 Improved process for the production of halogen methyl cyclopropanes and highly pure halogen methyl cyclopropanes
10/31/2001EP0854849B1 Ethynyl substituted aromatic compounds, synthesis, polymers and uses thereof
10/31/2001EP0734366B1 Production of pentafluoroethane
10/31/2001DE10110641A1 Isomerization of 1,4-dichloro-2-butene to 3,4-dichloro-1-butene, or vice-versa, e.g. to provide starting material for 2-chloroprene, is catalyzed by iron-cyclopentadienyl derivative
10/31/2001DE10105865A1 1-[2-(trans-4-Alkylcyclohexyl)ethyl]-4-arylcyclohex-1-en und dieses enthaltende Flüssigkristallzusammensetzung 1- [2- (trans-4-alkylcyclohexyl) ethyl] -4-arylcyclohex-1-ene and this liquid crystal composition containing
10/31/2001DE10020321A1 Verfahren zur Herstellung von 2,3,4,6-Tetramethylbenzylhalogeniden A process for preparing 2,3,4,6-Tetramethylbenzylhalogeniden
10/31/2001CN1320109A Method of treating 1,1:1,3-pentafluoropropane
10/31/2001CN1073884C Catalyst for preparing 1,1,1-trifluoro-2-ethane chloride and its application
10/30/2001US6310256 Synthesis of 4-ketocyclopentene compounds
10/25/2001WO2001079148A2 Method of making benzoyl halides and nitriles
10/25/2001WO2001079143A1 Fluorination method
10/25/2001US20010034467 Isomerization catalysts
10/25/2001US20010034465 Liquid phase catalysis; vaporization of high boiling by-products; recovery of fluorinated/chlorinated by-products
10/25/2001US20010034459 Process for preparing 4'-trifluoromethyl-2-methylbiphenyl and 4'-trifluoromethyl-biphenyl-2-carboxylic acid from o-tolylmetallates
10/25/2001US20010034456 Derived from mixture of iron carbonyl and/or anhydrous iron salts with cyclopentadiene derivative; chemical intermediates for production of polychloroprene rubber (neoprene); corrosion resistance
10/24/2001EP1148039A1 A process for the production of CHF3 (HFC-23)
10/24/2001CN1073541C Process for separation of dimethyl ether and chloromethane in mixtures
10/23/2001US6307115 Method for purifying pentafluoroethane
10/23/2001US6307114 Process for preparing 1,1,1-trifluoro-2-chloroethane
10/23/2001US6307113 Selective bromination of aromatic compounds
10/23/2001US6307087 Ligands for metals and improved metal-catalyzed processes based thereon
10/23/2001US6306555 Iodonium salts as latent acid donors
10/23/2001CA2233528C Gas phase fluorination of 1230za
10/18/2001WO2001077048A1 Method for preparing a hydro(chloro)fluoroalkane and catalyst
10/18/2001WO2001077047A1 Method for preparing a hydrofluoroalkane and catalyst
10/18/2001US20010031901 Isomerizing 1,4-dichloro-2-butene to produce 3,4-dichloro-1-butene using as catalyst a dicarbonyldicyclopentadienyliron halide of given formula
10/18/2001US20010031900 Covalent modification by reacting with fluorine gas for example, followed by reacting with a nucleophile; solvating by fluorinating then sonicating in a solvent
10/18/2001US20010029841 Process and system for separation and recovery of perfluorocompound gases
10/17/2001EP1144546A2 Fluorinated terphenyls
10/17/2001EP1036054B1 Method for producing 1,2-dichloroethane by oxychlorination
10/17/2001EP0938461B1 Liquid phase catalytic fluorination of hydrochlorocarbon and hydrochlorofluorocarbon
10/17/2001CN1317369A Formed catalyst
10/17/2001CN1073063C Method for preparing alpha, omega-bromochloroalcanes
10/16/2001US6303838 Hydrocarbons, chloroflurocarbons, hydrochlorofluorocarbons and fluorocarbons are used as entraining agents; distillation
10/16/2001CA2043798C Process for the preparation of styrene derivatives extended at the double bond by ethylene and having a double bond remaining in the extension chain formed and new styrene derivatives extended with ethylene
10/11/2001WO2001074746A1 Method for producing 2,3,4,5-tetrachlorobenzotrifluoride
10/11/2001WO2001074483A1 A process for the preparation of 1,1,1,2-tetrafluoroethane
10/11/2001US20010029235 A shaped catalyst for heterogeneously catalyzed reactions in the form of hollow cylinders or annular tablets whose end faces are rounded both to the outer edge to the edge of central hole comprising aluminum oxide as catalyst support
10/10/2001EP1140868A1 Process for the separation of a component from a gaseous medium and a device for carrying out the process
10/10/2001EP1140791A2 Selective cpla 2 inhibitors
10/10/2001EP1140747A1 Method for separating a mixture comprising at least an hydrofluoroalkane and hydrogen fluoride, methods for preparing a hydrofluoroalkane and azeotropic compositions
10/10/2001EP1140746A1 Process for addition of haloalkanes to alkenes catalyzed by an organophosphite compound
10/10/2001EP1140735A1 Preparation of nuclear chlorinated aromatic compounds
10/10/2001EP1140734A1 Preparation of selectively fluorinated organic compounds
10/10/2001EP0968159B1 Method for preparation of styrenes
10/10/2001CN1316983A Purification of 1,1,1,3,3-pentafluorobutane
10/10/2001CN1316409A Process for preparing benzylchlorine
10/09/2001US6300532 Process for addition of haloalkanes to alkenes catalyzed by an organophosphite compound
10/09/2001US6300531 Fluorination catalyst and process for fluorinating halogenated hydrocarbon
10/09/2001US6300530 Fluorination of halogenated organic compounds with anhydrous gaseous hydrogen fluoride using catalyst comprising trivalent chromium amorphous compound supported on aluminum trifluoride having high surface area, obtained by fluorinating alumina
10/09/2001US6300529 Process for preparing HCFC-123
10/04/2001EP1138660A1 PROCESSES FOR THE PREPARATION OF (p-CHLOROPHENYL)PROPANOL DERIVATIVES
10/04/2001EP1138657A1 Process for generating electrophiles from anions by reaction with electrophilic fluorinating agent
10/04/2001EP1137618A1 Process for preparing trichloroalkane derivatives
10/04/2001EP1137617A1 Method of making alpha-chloro-alpha-alpha-difluoro aromatic compounds
10/04/2001DE10016192A1 Verfahren zur Herstellung von 2,3,4,5-Tetrachlorbenzotrifluorid A process for preparing 2,3,4,5-tetrachlorobenzotrifluoride
10/04/2001DE10015247A1 New banana-shaped liquid crystal compounds combining flexoelectric polarization induction with other properties required for use in displays comprise optionally fluorinated phenylene ring substituted with mesogenic 'wings'
10/03/2001CN1315882A Fluid distributor-mixer-extractor and related method
10/03/2001CN1315312A Process for preparing high-purity HFC-125
10/03/2001CN1315217A Hydrophobic silicalite method for liquid-phase selective adsorption, separation and mixing of dichlorobenzene
10/02/2001US6297412 Process for purifying difluoromethane
10/02/2001US6297411 Mixed fluorination catalyst
10/02/2001US6297410 Process for the preparation of cyclopropylacetylene
10/02/2001CA2250092C Triaryl and diaryl compounds, their analogues and uses thereof
09/2001
09/27/2001WO2001028959A8 Preparation of selectively fluorinated organic compounds
09/27/2001DE10012615A1 Polymer/support solid phase reactants, useful for a range of organic reactions and purification processes comprise funtionalized polymer particles in the pores of a porous support
09/26/2001EP1136121A2 CFI-type zeolite, its preparation, catalyst containing it, use thereof for conversion of organic compounds
09/26/2001EP1135203A1 Device for providing a loose flange of a manhole opening or the like, especially for fluidized reactors
09/26/2001EP0853606B1 1,1-difluoro-1,4-dichlorobutane and process for its preparation
09/26/2001CN1071730C Di-(Fluoromethyl) ether containing compound and its preparing method
09/26/2001CN1071728C Process for preparing alpha-bromo, omeca-chloroalkanes
09/25/2001US6294055 Process for the separation of hydrogen fluoride from its mixtures with a hydrofluoroalkane containing from 3 to 6 carbon atoms
09/20/2001WO2001068657A1 Triphenylphosphine derivative, production process therefor, palladium complex thereof, and process for producing biaryl derivative
09/20/2001WO2001068574A1 Method for producing 1,2-dichloroethane
09/20/2001WO2000004111A3 Fluorinated terphenyls
09/20/2001US20010023300 Preparing by reacting 3-cyano-2,4-dichloro-4-fluoro-benzoyl chloride nucleophilically with a fluoridizing agent; forming 3-cyano-2,4,5-trifluoro-benzoyl chloride from title compound; intermediates to antiinfective quinolonecarboxylic acids
09/20/2001EP1144546A3 Fluorinated terphenyls
09/20/2001DE10012742A1 Composition, useful as an isomerization catalyst, is prepared by mixing an iron carbonyl complex with a cyclopentadiene derivative and 1,4-dichloro-2-butene and/or 3,4-dichloro-1-butene at 40-200 degreesC.
09/20/2001DE10012712A1 Isomerization of 1,4-dichloro-2-butene/3,4-dichloro-1-butene, useful for the production of 2-chloroprene and polychloropropene rubber, uses an iron cyclopentadiene-carbonyl complex catalyst.
09/19/2001EP1133354A1 Hydrofluorination catalyst and method
09/19/2001EP0894782B1 Method for separating halogenated ethylbenzene isomers
09/19/2001EP0883588B1 Production of ethylene dichloride by direct chlorination and production of vinyl chloride monomer using chlorine recycle
09/19/2001EP0730566B1 Selectively fluorinated organic compounds
09/19/2001CN1071140C Catalysts and catalyst carriers obtained by tableting
09/18/2001US6291731 Reacting propargyl alcohol with chlorinating agent in the presence of a catalyst which are continuously metered into reaction zone to produce propargyl chloride in presence of formamide derivative
09/18/2001US6291730 Process for the manufacture of halocarbons and selected compounds and azeotropes with HF
09/18/2001US6291729 Halofluorocarbon hydrogenolysis