The major product is :

(1)
(2)
(3)
(4)

Concept Videos :-

#18 | Preparation of Carboxylic Acids
#19 | Properties of Carboxylic Acids
#20 | Properties of Carboxylic Acids:II
#25 | Dicarboxylic Acids
#26 | Substituted Benzoic Acids

Concept Questions :-

Carboxylic Acids

(1)

The para attack produces more resonance stabilized arenium ion. The C = C bond is less nucleophilic (deactivated by — COOH group) than benzene ring in this case.

Difficulty Level:

  • 27%
  • 11%
  • 13%
  • 50%