三甲基氧鎓四氟硼酸鹽trimethyloxonium tetrafluoroborate [Me3O] BF4 C3H9OBF4 420-37-1 ≥98%
三乙基氧鎓四氟硼酸鹽triethyloxonium tetrafluoroborate [Et3O] BF4 C6H15OBF4 368-39-8 ≥98%