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Question: Answered & Verified by Expert
What are $\mathrm{X}$ and $\mathrm{Y}$ in the following reaction?
$\mathrm{R}-\mathrm{OH}+\mathrm{PCl}_5 \rightarrow \mathrm{X}+\mathrm{Y}+\mathrm{HCl}$
ChemistryAlcohols Phenols and EthersAP EAMCETAP EAMCET 2017 (24 Apr Shift 1)
Options:
  • A $\begin{array}{cc}
    \underline{\mathrm{X}} & \underline{\mathrm{Y}} \\
    \mathrm{R}-\mathrm{OCl} & \mathrm{PCl}_3 \\
    \end{array}$
  • B $\begin{array}{cc}
    \underline{\mathrm{X}} & \underline{\mathrm{Y}} \\
    \mathrm{R}-\mathrm{Cl} & \mathrm{POCl}_3 \\
    \end{array}$
  • C $\begin{array}{cc}
    \underline{\mathrm{X}} & \underline{\mathrm{Y}} \\
    \mathrm{R}-\mathrm{O}-\mathrm{R} & \mathrm{POCl}_3 \\
    \end{array}$
  • D $\begin{array}{cc}
    \underline{\mathrm{X}} & \underline{\mathrm{Y}} \\
    \mathrm{R}-\mathrm{Cl} & \mathrm{P}(\mathrm{OH})_3
    \end{array}$
Solution:
2871 Upvotes Verified Answer
The correct answer is: $\begin{array}{cc}
\underline{\mathrm{X}} & \underline{\mathrm{Y}} \\
\mathrm{R}-\mathrm{Cl} & \mathrm{POCl}_3 \\
\end{array}$
No solution. Refer to answer key.

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