1 3 5-tri-tert-butylbenzene July 8, 2019 16 32 64 128 1 3 5 tri tert butylbenzene 1 3 5-tri-tert butylbenzene boiling point 1 3 5-tri tert butylbenzene synthesis 2-bromo-1 3 5-tri tert butylbenzene 1 4 dibromobutane