The reactions of perfluoro(2,4-dimethyl-3-oxa-2,4-diazapentane) (III) with pyridine and halogenopyridines affords novel (bistrifluoromethylamino)pyridines; the product orientation is consistent with initial attack on the ring by the highly electrophilic (CF3)2N· radical.
全氟(2,4-二甲基-3-氧杂-2,4-二氮杂
戊烷)(III)与
吡啶和卤代
吡啶的反应提供了新的(双三
氟甲基
氨基)
吡啶。产物的取向与高亲电性(CF 3)2 N自由基对环的初始攻击相一致。