Aryl Halides and Phenols - Result Question 6

####7. The major product of the following reaction is

(a)

(b)

(c)

(2019 Main, 11 Jan I)

(d)

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Answer:

Correct Answer: 7. (a, d)

Solution:

  1. In presence of $HBr$, reactant containing $>C=C<$ undergoes electrophilic addition reaction and give substituted alkyl halide. On further reaction with alc. $KOH, \alpha, \beta$-elimination takes place that give corresponding diene. The diene undergoes enolisation to give stable product (phenol).


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