SynonymsButanedioic acid, 1,4-bis[1-(2-hydroxyethyl)-2,2,6,6-tetramethyl-4-piperidinyl] ester Close Butanedioic acid, 1,4-bis[1-(2-hydroxyethyl)-2,2,6,6-tetramethyl-4-piperidinyl] ester Related products Tinuvin 327 M.F. M.W. 357.88 CAT# AR-T03410 CAS# 3864-99-1 Tinuvin Dimer Impurity M.F. M.W. 484.68 CAT# AR-T03462 CAS# 1807441-32-2