Benzene and Alkyl Benzene - Result Question 23

####27. Among the following reactions(s), which gives(give) tert-butyl benzene as the major product?

(2016 Adv.) (a)

(c)

(b)

(d)

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Solution:

  1. (a)

$$ \longrightarrow Br \xrightarrow{NaOC _2 H _5} \longrightarrow $$

$C _2 H _5 O^{-}$(a strong nucleophile) causes E1 reaction to form isobutene as the major product.

(b)

(c)

(d)



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