CAS 129757-67-1 appears in our catalog under these names: Bis(1-octyloxy-2,2,6,6-tetramethyl-4-pi&, Decanedioic acid, 1,10-bis(2,2,6,6-tetramethyl-4-piperidinyl) ester, reaction products with tert-Bu hydroperoxide and octane, 85%, 85%. Offered by: Sigma-Aldrich, Chemat. Available pack sizes: 100MG, 5g, 25g, 100g.