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.
以下公式的N-
氟吡啶铵盐是通过将
吡啶化合物与布鲁斯特酸和
氟反应而制备的,其中反应溶剂包含相对于布鲁斯特酸的数量而言,大于等摩尔量的
吡啶化合物。 ##STR1## 该方法可以高产地产生N-
氟吡啶铵盐。