3,5-Bis(1,1-dimethylethyl)-4-hydroxybenzoic acid, hexadecyl ester 67845-93-6 Benzoic acid, 3,5-bis(1,1-dimethylethyl)-4-hydroxy-, hexadecyl ester EINECS 267-342-2 Hexadecyl 3,5-bis-tert-butyl-4-hydroxybenzoate