1,3-Dioxane, 2,5,5-trimethyl-2-phenyl- 2,5,5-Trimethyl-2-phenyl-1,3-dioxane 5406-58-6 EINECS 226-466-7 NSC 7039 m-Dioxane, 2,5,5-trimethyl-2-phenyl- m-Dioxane, 2,5,5-trimethyl-2-phenyl- (8CI)