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Question

How to prepare ethyl bromide from propanoic acid

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Solution

Best method for preparation of C-C-Br From C-C-COOH is follg

  1. Add NaOH and CaO to propanoic acid. U will gain ethane and Carbon dioxide
    1. Propanoic acid +NaOH/CaO---∆----> ethane +CO2
  2. Now react ethane with Br2(in presence of light or heat). Hence u gain ethyl bromide.
    1. thane+Br2-----h√--->ethylbromide

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