2,5-Ccyclohexadien-1-one, 2,6-bis(1,1-dimethylethyl)-4-methylene- 2,6-Bis(1,1-dimethylethyl)-4-methylene-2,5-cyclohexadien-1-one 2,6-Di-t-butyl-4-methylene-2,5-cyclohexadienone 2,6-Di-tert-butyl-4-methylene-2,5-cyclohexadienone 2607-52-5 Bht-QM Bht-quinone methide