Synonyms: Propanoic acid,3,3'-thiobis-, bis[2-[3,5-bis(1,1-dimethylethyl)-4-hydroxyphenyl]ethyl] ester(9CI); Bis[2-(3,5-di-tert-butyl-4-hydroxyphenyl)ethyl] 3,3'-thiodipropionate;Bis[3,5-di-tert-butyl-4-hydroxyphenyl)ethoxycarbonyl ethyl] sulfide; Fenozan 32