Identify the product in the following reaction: [figure]
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Answer
(1) [figure]
Solution
(i) Sandmeyer reaction: C6H5N2+Cl- Cu2Br2/HBr C6H5Br + N2
(ii) Grignard reagent: C6H5Br Mg/dry ether C6H5MgBr
(iii) Hydrolysis: C6H5MgBr + H2O C6H6 + Mg(OH)Br
The product is benzene.
Answer: (1)