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Starting from Benzene diazonium chloride, how would you prepare (i) Benzen (ii) Phenol (iii) Nitro benzene (iv)( Benzoic acid (v) Fluorobenzene |
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Answer» SOLUTION :(i) `underset("Benzene diazonium chloride")(C_(6)H_(5)N_(2)^(+)Cl^(-))+H_(3)PO_(2)+H_(2)Otounderset("Benzene")(C_(6)H_(6))+H_(3)PO_(3)+HCl+N_(2)uarr` (ii) `C_(6)H_(5)N_(2)^(+)Cl^(-)+H_(2)O overset(DELTA//283K)(to)underset("Phenol")(C_(6)H_(5)OH)+N_(2)uarr+HCl` (iii) `C_(6)H_(5)N_(2)^(+)Cl^(-)+HBF_(4)toC_(6)H_(5)N_(2)^(+)BF_(4)^(-)underset(Delta)overset(NaNO_(2)//Cu)(to)underset("Nitro benzene")(C_(6)H_(5)NO_(2))+N_(2)uarr +NaBF_(4)` (iv) `C_(6)H_(5)N_(2)^(+)Cl^(-)+HBF_(4)toC_(6)H_(5)N_(2)^(+)BF_(4)^(-)+CH_(3)COOHtounderset(Benzoic acid")(C_(6)H_(5)COOH)+BF_(3)+CH_(3)F` (v) `C_(6)H_(5)N_(2)^(+)Cl^(-)+HBF_(4)toC_(6)H_(5)N_(2)^(+)BF_(4)^(-) overset(Delta)(to) underset("FLUORO benzene")(C_(6)H_(5)F)+BF_(3)+N_(2)uarr` |
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