Carboxylic Acids and their Derivatives - Result Question 57-1

57. Write down the reactions involved in the preparation of the following using the reagents indicated against in parenthesis.

“Propionic anhydride from propionaldehyde”

$ \left[\mathrm{AgNO}_3, \mathrm{NH}_4 \mathrm{OH}, \mathrm{P}_2 \mathrm{O}_5\right] $

(1984, 2M)

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Solution:

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