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Class 570/149 - Forming alicyclic ring from acyclic compound


Subclass of Class 570 - Organic compounds -- part of the class 532-570 series
Definition: Process wherein an alicyclic ring is made from starting
No. of patents: 8
Last issue date: 08/21/2007


NumberTitleIssue Date
7259281Fluorobutene derivatives and process for producing same
The present invention provides novel compounds 2,4,4,4-tetrafluoro-1-butene and (E)- and (Z)-1,1,1,3-tetrafluoro-2-butenes. Furthermore, the present invention provides the following novel first and second processes for producing 2,4,4,4-tetrafluoro-1-butene and (E)-...
08/21/2007
6784327Process for the production of fluorinated organic compounds and fluorinating agents
A process for the production of a fluorinated organic compound, characterized by fluorinating an organic compound having a hydrogen atoms using IF5; and a novel fluorination process for fluorinating an organic compound having a hydrogen atoms by using a f...
08/31/2004
6710215Method of a simultaneous preparation of hexafluoropropylene and octafluorocyclobutane
A method of simultaneous and selective prepararation of hexafluoropropylene and octafluorocyclebutane comprising the steps of: (a) thermally decomposing difluorochloromethane to obtain tetrafluoroethylene and then supplying the resulting tetrafluoroethylene i...
03/23/2004
6395700Process for the preparation of compounds having -CH2-CHF-groups
Compounds each having a --CH2 --CHF-- group and a number of carbon atoms of 4 or above are prepared by hydrogenating a compound having a --CCl.dbd.CF-- group and a number of carbon atoms of 4 or above in the presence of a noble metal catalyst i...
05/28/2002
6348633Bromine-containing 1,2-bis(phenyl)difluoromethanes and method of imparting flame retardancy to flammable materials
Bromine containing 1,2-bis(phenyl)difluoromethane derivatives, a method for their preparation and their use in flame retardant compositions....
02/19/2002
6156943Halogenated hydrocarbons containing fluorine and processes for their manufacture
Processes are disclosed for producing hydrohaloolefins having the formula CF2 .dbd.C(CH2 RF)CF3, the formula FRCF.dbd.C(CH2 RF)CF3 or the formula FRCF.dbd.C(CH2 RF)(CF2 RF) wherein ...
12/05/2000
5679874Process for the preparation of dichloro-(2,2)-paracyclophane
Process for the preparation of dichloro-(2,2)-paracyclophane from p-methylbenzylhalide through 2(3)-chloro-p-methylbenzyltrimethylammonium halide by Hofmann elimination of 2(3)-chloro-p-methylbenzyl trimethylammonium hydroxide in an aqueous solution of al...
10/21/1997
4849559Process for the preparation of dichloro-[2,2]paracyclophane
A process is provided for the preparation of the dimer, dichloro-[2,2]paracyclophane, which is useful as the starting material for the deposition of conformal parylene coatings employed, for example, in the electronics industry for the protection of vario...
07/18/1989
 
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