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Question
Which of the following is an appropriate set of reactants for the preparation of 1-methoxy-4-nitrobenzene and why?
 |
 |
| (i) | (ii) |
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Solution
Set (ii) is more appropriate for the preparation of 1-methoxy-4-nitrobenzene.
In the set (i), the CH3O− acts as a nucleophile. But the presence of a bulky 
group prevents the nucleophilic attack. In set (ii), the nucleophile 
attacks CH3Br and the desired product 
is formed.
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