Question Detail

CHM 102 Practice Questions Objective Question

Question

What is the major organic product of the reaction between benzene and isobutyl chloride in the presence of AlCl3?
Options
A tert-butylbenzene
Correct Answer
B isobutylbenzene
C n-butylbenzene
D chlorobenzene
Correct Answer

Option A is the correct answer.

Detailed Explanation

Friedel-Crafts alkylation of benzene with isobutyl chloride (2-methylpropyl chloride) gives tert-butylbenzene (cumene) as the major product due to rearrangement of the carbocation to the more stable tertiary carbocation.

Hint

What is the product of Friedel-Crafts alkylation with isobutyl chloride?

Question Info