Which of the following substrates would not provide a rearranged product when reacted with benzene in a Friedel-Crafts alkylation reaction?

Question

Quizplus · Accepted Answer

Substrate C has a tertiary carbon adjacent to the halogen that would lead to a carbocation during the reaction. This carbocation can undergo a hydride or a methyl shift to form a more stable carbocation, leading to a rearranged product. Therefore, all the other substrates could potentially provide a rearranged product.

Which of the Following Substrates Would Not Provide a Rearranged