Synonyms: Hydrocinnamamide,N,N'-hexamethylenebis[3,5-di-tert-butyl-4-hydroxy- (8CI);1,6-Bis(3,5-di-tert-butyl-4-hydroxyhydrocinnamido)hexane;1,6-Bis[3-(3,5-di-tert-butyl-4-hydroxyphenyl)propionamido]hexane;IX 1098;Irg 1098;Irganox 1090;Irganox 1098;Lowinox HD 98;N,N-Bis[3-(3,5-di-tert-butyl-4-hydroxyphenyl)propionyl]hexamethylenediamine;N,N'-Hexamethylenebis(3,5-di-tert-butyl-4-hydroxyhydrocinnamamide);N,N'-Hexamethylenebis(3,5-di-tert-butyl-4-hydroxyhydrocinnamide);N,N'-Hexamethylenebis[3-(3,5-di-tert-butyl-4-hydroxyphenyl)propionamide];TTAD;