CAS 109037-75-4 appears in our catalog under these names: Triarylsulfonium hexafluoroantimonate salts mixed - 50 wt. % in propylene carbonate, TRIARYLSULFONIUM HEXAFLUOROANTIMONATE S&. Offered by: Biosynth, Sigma-Aldrich. Available pack sizes: 100g, 100ML, 25ML.