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Question
Give the structure of A, B and C in the following reaction:
\[\ce{C6H5NO2 ->[Fe/HCl] A ->[NaNO2 + HCl][273 K] B ->[H2O/H+][\Delta] C}\]
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Solution
\[\ce{\underset{Nitrobenzene}{C6H5NO2} ->[Fe/HCl] \underset{(A)}{\underset{Aniline}{C6H5NH2}} ->[NaNO2 + HCl][273 K] \underset{(B)}{\underset{chloride}{\underset{Benzenediazonium}{C6H5\overset{+}{N}≡NCl-}}} ->[H2O/H+][\Delta] \underset{(C)}{\underset{Phenol}{C6H5OH}}}\]
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