Which among the following reactions occurs by breaking of $\mathrm{C}-\mathrm{O}$ bond in alcohol?

Which among the following reactions occurs by breaking of $\mathrm{C}-\mathrm{O}$ bond in alcohol?
  1. Reaction with propionic acid.
  2. Reaction with acetic anhydride
  3. Reaction with phosphorus trichloride
  4. Reaction with acetyl chloride

Solution

$3 \mathrm{R}-\mathrm{OH}+\mathrm{PCl}_3 \longrightarrow 3 \mathrm{R}-\mathrm{Cl}+\mathrm{H}_3 \mathrm{PO}_3$

Asked in: MHT CET 2023 (09 May Shift 2)

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