I-Butylhydroxytoluene (i-Butylated hydroxytoluene, i-BHT, i-ionol, i-dibunol, i-agidol-1, i-E321).
Ifomula (CH3)(tert-C4H9)2C6H2awu
Ngefomu layo elimhlophe elimhlophe. Ubuchwepheshe be-ionol-ophuzi.
Isetshenziswa njenge-antioxidant ekukhiqizeni imikhiqizo yokudla, okothambisa, amarabha, amapulasitiki, njll.
Futhi kuyinhlanganisela yokuqala yokwenziwa kwezakhi ezahlukahlukene zama-phenols athikameza indawo, amaningi awo anomsebenzi wezinto eziphilayo noma asetshenziswa embonini.