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Class Information
Number: 570/248
Name: Organic compounds -- part of the class 532-570 series > Organic compounds (class 532, subclass 1) > Halogen containing > Preparing by addition of elemental halogen, interhalogen compound, or hydrogen halide to carbon to carbon unsaturation > Catalyst or reaction directing agent utilized > Hydrogen halide reactant
Description: Process wherein hydrogen halide is added to carbon to carbon unsaturation.


Sub-classes under this class:

Class Number Class Name Patents
570/250 Catalyst or reaction directing agent containing or group viii metal utilized 15
570/249 Nonmetallic catalyst or reaction directing agent utilized 5


Patents under this class:

Patent Number Title Of Patent Date Issued
7217849 Method for the preparation of n-propyl bromide May. 15, 2007
6984763 Oxidative halogenation and optional dehydrogenation of c3+hydrocarbons Jan. 10, 2006
6977316 Direct one-step synthesis of trifluoromethyl iodide Dec. 20, 2005
5986152 Supported catalyst, process for its production as well as its use in the oxychlorination of ethylene Nov. 16, 1999
5866732 Preparation of alkyl bromides from aqueous hydrobromic acid and olefins Feb. 2, 1999
5866731 Process for producing halogenated organic compound Feb. 2, 1999
5770780 Process for preparing alkyl halides Jun. 23, 1998
5744663 Process for preparing cyclopentyl bromide Apr. 28, 1998
5672788 Two-step process for manufacturing 1,1-difluoroethane Sep. 30, 1997
5527975 Process for the preparation of bromochloro-alkanes Jun. 18, 1996
5466837 Process for the production of hydrocarbon partial oxidation products Nov. 14, 1995
5466837 Process for the production of hydrocarbon partial oxidation products Nov. 14, 1995
5345018 Method for preparing 1-chloro-1-iodoethane Sep. 6, 1994
5262547 Process for the production of petrochemicals Nov. 16, 1993
5179215 Process for the production of petrochemicals Jan. 12, 1993
4827060 Removal and recycling of catalysts in chlorinated pricess streams May. 2, 1989
4451683 Catalyst, catalyst support and oxychlorination process May. 29, 1984
4388278 Purification by hydrogenation of hydrogen chloride containing acetylene obtained by the thermal cracking of 1,2-dichloroethane Jun. 14, 1983
4324940 Shape selective acid catalyzed reactions of olefins over crystalline zeolites Apr. 13, 1982
4168210 Method of reducing reaction between hydrogen halides and olefinically unsaturated compounds Sep. 18, 1979
4118428 Preparation of alkyl chlorides Oct. 3, 1978
4048241 Process for preparing 1,1,1-trichloroethane Sep. 13, 1977
4009216 Preparation of isopropyl chloride Feb. 22, 1977



 
 
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