CAS 1622013-59-5 appears in our catalog under these names: Sodium oxolane-3-sulfinate, Sodium tetrahydrofuran-3-sulfinate 98%, Sodium tetrahydrofuran-3-sulfinate, 98%, 98%, Sodium tetrahydrofuran-3-sulfinate, 97%. Offered by: Biosynth, Ambeed, Chemat, Fluorochem. Available pack sizes: 100mg, 1g, 250mg, 5g.