CAS 52193-54-1 appears in our catalog under these names: Pyridin-1-ium trifluoromethanesulfonate 98%, Pyridin-1-ium trifluoromethanesulfonate, 98%, 98%, Pyridinium Trifluoromethanesulfonate, Pyridinium trifluoromethanesulfonate, 97% , Pyridinium trifluoromethanesulfonate. Offered by: Ambeed, Chemat, GLPBio, Thermo Scientific (Alfa Aesar), Biosynth. Available pack sizes: 1g, 5g, 25g, 100g, 50g, 500g, 250g, 10g.