Preparation of 2-chloro-5-trifluoromethylpyridine and 2-chloro-5

Details Preparation of 2-chloro-5-trifluoromethylpyridine and 2-chloro-5 Preparation of 2-chloro-5-trifluoromethylpyridine and 2-chloro-5

1980-04-22

1981-09-08

Rotman, Alan L.

Organic compounds -- part of the class 532-570 series

Organic compounds

Heterocyclic carbon compounds containing a hetero ring...

204158HA, C07D21326

Patent

active

042886007

ABSTRACT:
2-Chloro-5-trifluoromethylpyridine or a 2-chloro-5-perchlorofluoromethylpyridine is prepared by chlorination of 3-trifluoromethylpyridine or a 3-perchlorofluoromethylpyridine respectively in the vapor phase at a temperature in the range from 100.degree. C. to 500.degree. C.

REFERENCES:
patent: 3418323 (1968-12-01), Johnston et al.

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