Dibutylamine tetrafluoroborate(1-)12107-76-535 % similar Nitrosonium tetrafluoroborate14635-75-733 % similar (T-4)-Trifluoro[oxybis[methane]]boron353-42-433 % similar Di-tert-butyl(methyl)phosphonium tetrafluoroborate479094-62-732 % similar Triethylmethylammonium tetrafluoroborate69444-47-932 % similar Di-tert-butylmethylphosphine tetrafluor&870777-30-332 % similar