M-Bromo-benzotrifluorides

Details M-Bromo-benzotrifluorides M-Bromo-benzotrifluorides

1978-02-10

1979-05-22

Davis, C.

Chemistry of carbon compounds

Miscellaneous organic carbon compounds

C-metal

260650F, C07C 2514

Patent

active

041559401

ABSTRACT:
A process for preparing an m-bromo-benzotrifluoride by brominating an unsubstituted, halo or alkyl substituted benzotrichloride in the presence of a catalyst and thereafter fluorinating the brominated product at elevated temperature and pressure. Also disclosed are new m-bromo-benzotrifluorides including 4-fluoro-3-bromo-benzotrifluoride and 4-methyl-3-bromobenzotrifluoride.

REFERENCES:
patent: 3258500 (1966-06-01), Swamer et al.
patent: 3742074 (1973-06-01), Hermann et al.
patent: 3859372 (1975-01-01), Robote
patent: 4045502 (1977-08-01), Bhutani et al.
patent: 4080392 (1978-03-01), Ryf
Paulath et al., Aromatic Fluorine Compounds, Reinhold Pub. Corp., N.Y. (1962), p. 112.

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