The **IUPAC name** of (CH₃)₃C-Br (tert-butyl bromide) is:
- 2-Bromo-2-methylpropane
- 1-Bromobutane
- 2-Methyl-1-bromopropane
- tert-Butyl bromide (IUPAC-recognised)
Show answer and solution
Correct answer: A. 2-Bromo-2-methylpropane
**Parent chain:** propane (3 C)
methyl on C2; Br on C2. Hence 2-bromo-2-methylpropane.
(Common name 'tert-butyl bromide' is not preferred IUPAC.)