The invention concerns quaternary ammonium compounds whereof the nitrogen bears a fluorine atom. Said ammonium compounds have an asymmetric carbon atom which is spaced from the ammonium function by not more than five members. The invention is useful for enantioselective electrophilic fluorination of various substrates.
该发明涉及季
铵化合物,其中氮原子带有一个
氟原子。所述
铵化合物具有一个不超过五个成员与
铵功能相隔的不对称碳原子。该发明可用于对各种底物进行对映选择性的亲电
氟化。