C - Chemistry – Metallurgy – 07 – C
Patent
C - Chemistry, Metallurgy
07
C
260/611, 260/653
C07C 25/13 (2006.01) C07C 17/093 (2006.01) C07C 201/12 (2006.01) C07C 205/12 (2006.01)
Patent
CA 1289974
ABSTRACT OF THE DISCLOSURE Chlorobenzotrifluoride compounds, especially 3,4,5-trichlorobenzotrifluoride, are obtained by replacement of at least one m-nitro group in a nitrobenzotrifluoride by chlorine using chlorine gas in the presence of a catalyst comprising a metal salt and a sulphur compound.
471559
Stott Jeffrey Ashworth
Tucker Alan Cyril
Imperial Chemical Industries Plc
Marks & Clerk
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