Question

The major products of the following reactions

• A.

  

• B.

  

• C.

  

• D.

  

Answer 1

The correct option is A

The correct answer is:(a)

The Explanation for the correct options:

(a)

• Explanation: The following takes place in the reaction:

1. The lone oxygen pair assaults ${\mathrm{H}}^{+}$ produced by $\mathrm{HCl}$.
2. ${\mathrm{H}}_2\mathrm{O}$ is removed, resulting in the formation of the intermediate 2^o carbonation.
3. There is a 1,2 hydride shift, resulting in a more reliable 3^o carbonation.
4. As a nucleophile, $\mathrm{Cl}-$ from $\mathrm{HCl}$ attacks the 3^o carbocation to produce the product.

The correct option is A.