FIELD: organic chemistry. SUBSTANCE: products: derivatives of diaminotrifluoromethylpyridine of the formula
where radicals have the corresponding values. Reagent 1: compound of the formula
at the corresponding values of radicals. Reagent 2: compound of the formula Z-CW1R1 where W1 and R1 have values indicated above, and Z - desplitting group. Reaction conditions: the end product is isolated as a free form or as a salt of alkaline or alkaline-earth metal. Synthesized compounds were used in medicine. EFFECT: improved method of synthesis. 6 cl, 13 tbl
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