Preparation of (trifluoromethyl)pyridines under liquid phase...

C - Chemistry – Metallurgy – 07 – D

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260/295.2

C07D 213/61 (2006.01)

Patent

CA 1208224

ABSTRACT OF THE DISCLOSURE (Trifluoromethyl)pyridine compounds are prepared by contacting (trichloromethyl)pyridine com- pounds with hydrogen fluoride in the presence of a catalytic amount of a catalyst selected from the group consisting of FeCl2, FeF2 and mixtures thereof under liquid phase conditions. The (trifluoromethyl)pyridine compounds are useful as intermediates for the preparation of agricultural chemicals.

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