Method for preparing N-fluoropyridinium salt

Details Method for preparing N-fluoropyridinium salt Method for preparing N-fluoropyridinium salt

1991-12-26

1994-08-09

Ivy, C. Warren

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

Organic compounds

Heterocyclic carbon compounds containing a hetero ring...

546287, 546288, 546289, 546290, 546294, 546295, 546296, 546297, 546298, 546300, 546309, 546340, 546345, C07D21300

Patent

active

053367723

ABSTRACT:
N-fluoropyridinium salts of the following formula are prepared by reacting a pyridine compound with a Br nsted acid and fluorine, wherein the reaction solvent contains a greater than equimolar amount of the pyridine compound relative to an amount of the Br nsted acid. ##STR1## The method can produce N-fluoropyridinium salts with a high yield.

REFERENCES:
patent: 4996320 (1991-02-01), Umemoto et al.
patent: 5081249 (1992-01-01), Umemoto

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