Q.
Identify the product Z in the following sequence of reactions.Phenol→NaOHX→4−7atm,410KCO2Y→H3O+Z
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a
Aspirin
b
Salicylaldehyde
c
Benzoic acid
d
Salicylic acid
answer is D.
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Detailed Solution
Phenoxide ion generated by treating phenol with sodium hydroxide it under goes to electrophilic substitution with carbon dioxide a weak electrophile orthohydroxy benzoic acid (Salicylic acid) is formed as main reaction product. This is also called as Kolbe’s reaction.
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