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Question: Answered & Verified by Expert
Reagent used to convert allyl alcohol to acrolein is
Chemistryd and f Block ElementsJEE MainJEE Main 2012 (19 May Online)
Options:
  • A
    $\mathrm{MnO}_2$
  • B
    $\mathrm{H}_2 \mathrm{O}_2$
  • C
    $\mathrm{OsO}_4$
  • D
    $\mathrm{KMnO}_4$
Solution:
1565 Upvotes Verified Answer
The correct answer is:
$\mathrm{MnO}_2$
$\mathrm{MnO}_2$ being a mild oxidising agent stops the oxidation of $-\mathrm{CH}_2 \mathrm{OH}$ group at aldehyde stage.

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