MCQ
$\text{IUPAC}$ name of $\left(\mathrm{CH}_3\right) 2 \mathrm{CH}-\mathrm{CH}_2-\mathrm{CH}_2 \mathrm{Br}$ is:
- A$1-$Bromopentane
- B$2-$Methyl$-4-$bromobutane
- ✓$1-$Bromo$-3-$methylbutane
- D$2-$Methyl$-3-$bromobutane
✓
Answer
Correct option: C.
$1-$Bromo$-3-$methylbutane
$\text{IUPAC}$ name of $\left(\mathrm{CH}_3\right)_2 \mathrm{CH}-\mathrm{CH}_2-\mathrm{CH}_2 \mathrm{Br}$ is $1-$Bromo$-3-$methylbutane. The parent chain has 4 carbon atoms with a methyl substituent $\left(\mathrm{CH}_3\right)$ at $\mathrm{C}-3$ and a bromine atom at $\mathrm{C}-1$.
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