Title:
PREPARATION OF TRICHLOROMETHYLL TRIFLUOROMETHYLLBENZENE
Document Type and Number:
Japanese Patent JPS5259119
Kind Code:
A
Abstract:
A process for preparing a xylene which is fluorinated and chlorinated in the side chain, having the formula (I) wherein X represents hydrogen or fluorine and Y represents hydrogen or chlorine and R1 and R2 are identical or different and represent hydrogen, halogen, a trifluoromethyl or trichloromethyl group or an aliphatic or aromatic radical and R1 and R2 can be bonded via hydrocarbon members to form an aromatic ring, BY CONTACTING A COMPOUND OF THE FORMULA (II) wherein X, R1 and R2 have the above-mentioned meanings, WITH A COMPOUND OF THE FORMULA (III) wherein X, R1 and R2 have the above-mentioned meanings, in the presence of a halogen transfer catalyst at elevated temperature.
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Inventors:
GERUHARUTO BIYUTSUTONAA
EERITSUHI KURAUKE
HERUBERUTO SHIYUBARUTSU
FURITSUTSU DERINKU
EERITSUHI KURAUKE
HERUBERUTO SHIYUBARUTSU
FURITSUTSU DERINKU
Application Number:
JP12299376A
Publication Date:
May 16, 1977
Filing Date:
October 15, 1976
Export Citation:
Assignee:
BAYER AG
International Classes:
B01J27/00; C07B61/00; C07C17/00; C07C17/20; C07C17/37; C07C22/08; C07C25/02; C07C25/13; C07C67/00; (IPC1-7): B01J27/08; C07C17/20; C07C25/14; C07C25/18
Previous Patent: JPS5259118
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