In which of the following options chlorine will act as the best leaving group.

Question

In which of the following options chlorine will act as the best leaving group. (A) Option 1

(B)

(C)

(D)

Tardigrade Admin · Accepted Answer

The chlorine atom that leaves to give us the most stable carbocation will act as the best leaving group. Among the given options, the Cl attached to a 3o carbon will act as the best leaving group as this would give a stable 3o carbocation (stable due to highest extent of hyperconjugation).

Q. In which of the following options chlorine will act as the best leaving group.

The chlorine atom that leaves to give us the most stable carbocation will act as the best leaving group. Among the given options, the Cl attached to a 3^o carbon will act as the best leaving group as this would give a stable 3^o carbocation (stable due to highest extent of hyperconjugation).