Q19 / 160 · TS EAMCET 2024 (10 May Shift 1) · Chemistry

The major product ' $Y$ ' in the given sequence of reactions is
$\mathrm{C}_3 \mathrm{H}_7 \mathrm{OH} \xrightarrow[443 \mathrm{~K}]{\text { Conc. } \mathrm{H}_2 \mathrm{SO}_4} \mathrm{X} \xrightarrow[\left(\mathrm{C}_6 \mathrm{H}_5 \mathrm{CO}\right)_2 \mathrm{O}_2]{\mathrm{HBr}} \mathrm{Y}$

  • Correct answer
    A
    $\mathrm{CH}_3 \mathrm{CH}_2 \mathrm{CH}_2 \mathrm{Br}$
  • B
    $\mathrm{CH}_3 \mathrm{CH}(\mathrm{Br}) \mathrm{CH}_3$
  • C
    $\mathrm{CH}_3 \mathrm{COC}_6 \mathrm{H}_5$
  • D
    $\mathrm{C}_6 \mathrm{H}_5 \mathrm{COBr}$

Solution

$\begin{aligned} & \mathrm{C}_3 \mathrm{H}_7 \mathrm{OH} \xrightarrow{\mathrm{ConcH}_2 \mathrm{SO}_4} \mathrm{CH}_3-\mathrm{CH}=\mathrm{CH}_2 \xrightarrow[\left(\mathrm{C}_6 \mathrm{HBr}_5 \mathrm{CO}\right)_2 \mathrm{O}]{ } \\ & \mathrm{CH}_3-\mathrm{CH}_2-\mathrm{CH}_2-\mathrm{Br} \end{aligned}$

Hence, the correct answer is option: 'A'.

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