Which of the following carbocation can not undergo rearrangement?

Question

Which of the following carbocation can not undergo rearrangement? (A) Option 1

(B)

(C)

(D)

Tardigrade Admin · Accepted Answer

Here only carbocation given in option C do not undergo rearrangement as it is more stable carbocation. In rest other carbocations rearrangement is possible as follows A. Solution

B.

D. C6H5-CH2- overset⊕CH2 overset1,2 - overset⊕H s h i f t arrow C6H5- overset⊕CH-CH3

Q. Which of the following carbocation can not undergo rearrangement?

Here only carbocation given in option C do not undergo rearrangement as it is more stable carbocation. In rest other carbocations rearrangement is possible as follows
$A .$
$B .$
$D .$ $C_{6} H_{5} - C H_{2} - C \oplus H_{2} \to 1, 2 - H \oplus s hi f t C_{6} H_{5} - C \oplus H - C H_{3}$

Q. Which of the following carbocation can not undergo rearrangement?

Here only carbocation given in option C do not undergo rearrangement as it is more stable carbocation. In rest other carbocations rearrangement is possible as follows A. B. D. C6​H5​−CH2​−C⊕H2​→1,2−H⊕shiftC6​H5​−C⊕H−CH3​

Here only carbocation given in option C do not undergo rearrangement as it is more stable carbocation. In rest other carbocations rearrangement is possible as follows
$A .$
$B .$
$D .$ $C_{6} H_{5} - C H_{2} - C \oplus H_{2} \to 1, 2 - H \oplus s hi f t C_{6} H_{5} - C \oplus H - C H_{3}$