Synonyms: 1,5-dioxa-9-azaspiro[5.5]undecane, 3,3,8,8,10,10-hexamethyl-9-[1-[4-(oxiranylmethoxy)phenyl]ethoxy]-;3,3,8,8,10,10-Hexamethyl-9-[1-(4-oxiranylmethoxyphenyl)ethoxy]-1,5-dioxa-9-aza-spiro[5.5]undecane;3,3,8,8,10,10-Hexamethyl-9-{1-[4-(oxiran-2-ylmethoxy)phenyl]ethoxy}-1,5-dioxa-9-azaspiro[5.5]undecane;444-420-6