Benzenepropanoic acid, 3,5-bis(1,1-dimethylethyl)-4-hydroxy-, octadecyl ester (9CI, ACI)
Octadecyl 3-(3,5-di-tert-butyl-4-hydroxyphenyl)propionate
Octadecyl 3-(3,5-di-tert-butyl-4-hydroxyphenyl)propanoate