63430-07-9Relevant academic research and scientific papers
Preparation of trichloromethyl-trifluoro methyl-benzenes
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, (2008/06/13)
A process for preparing a xylene which is fluorinated and chlorinated in the side chain, having the formula STR1 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 STR2 wherein X, R1 and R2 have the above-mentioned meanings, WITH A COMPOUND OF THE FORMULA STR3 wherein X, R1 and R2 have the above-mentioned meanings, in the presence of a halogen transfer catalyst at elevated temperature.
