CAS 174501-65-6 appears in our catalog under these names: 1-Butyl-3-methylimidazolium Tetrafluoroborate, 1–Butyl–1–methylimidazolium tetrafluoroborate, 1-n-Butyl-3-methylimidazolium tetrafluoroborate, 98+% , 1-Butyl-3-methylimidazolium terafluoroborate, 1-Butyl-3-methylimidazolium tetrafluoroborate, 98+%. Offered by: TRC, GLPBio, Thermo Scientific (Alfa Aesar), Biosynth, Thermo Scientific (Acros). Available pack sizes: 250g, 100g, 500g, 10g, 50g, 5g, 25g, 1000g.