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Question
Give the structure of A, B and C in the following reaction:
\[\ce{C6H5N2Cl ->[CuCN] A ->[H2O/H+] B ->[NH3][\Delta] C}\]
Solution
\[\ce{\underset{chloride}{\underset{Benzenediazonium}{C6H5N2Cl}} ->[CuCN] \underset{(A)}{\underset{Cyanobenzene}{C6H5CN}} ->[H2O/H+] \underset{(B)}{\underset{Benzoic acid}{C6H5COOH}} ->[NH3][\Delta] \underset{(C)}{\underset{Benzamide}{C6H5CONH2}}}\]
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