Answered

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Give the product of the reaction of excess benzene with isobutyl chloride and AlCl3.

Sagot :

transitionstate

Answer:

              tert-Butylbenzene (MAJOR)

              Isobutylbenzene (MINOR)

Explanation:

                     This electrophilic substitution reaction. The electrophile generated is attacked by benzene and substituted with H. As shown in attached image, the electrophile generated is primary carbocation which is less stable. This primary carbocation rearranges into a tertiary carbocation by a proton shift. Hence, giving trans-butylbenzene as a major product.

View image transitionstate
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