Question

In the given reaction :
$\left[X\right]+$Acetic anhydride $\to$ Aspirin
$\left[X\right]$ will be :

• A. benzoic acid
• B. o $-$ methoxybenzoic acid
• C. o $-$ hydroxybenzoic acid
• D. p $-$ hydroxybenzoic acid

Answer 1

Answer: (C)

o $-$ hydroxybenzoic acid

The hydroxyl group of o - Hydroxybenzoic acid is acetylated with acetic anhydride to obtain 2-acetoxybenzoic acid also known as aspirin.