Question:
In the above conversion the correct sequence of reagents to be added is
In the above conversion the correct sequence of reagents to be added is
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Sandmeyer reactions use diazonium salts for substitution reactions with halides or other nucleophiles
Updated On: Feb 26, 2026
- Br2/Fe, (ii) Fe/H+, (iii) KMnO4, (iv) Cl2
- KMnO4, (ii) Br2/Fe, (iii) Fe/H+, (iv) Cl2
- Br2/Fe, (ii) Fe/H+, (iii) HONO, (iv) CuCl, (v) KMnO4
- Fe/H+, (ii) HONO, (iii) CuCl, (iv) KMnO4, (v) Br2
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The Correct Option is C
Solution and Explanation
Chemical Reaction Sequence
1. Bromination:
CH3-NO2
Br2/Fe
⟶
CH3-NO2-Br
2. Reduction:
CH3-NO2-Br
Fe/H+
⟶
CH3-NH2-Br
3. Diazotization:
CH3-NH2-Br
HONO
⟶
CH3-N+2-Br
4. Sandmeyer Reaction:
CH3-N+2-Br
CuCl
⟶
CH3-Cl-Br
5. Oxidation:
CH3-Cl-Br
KMnO4
⟶
COOH-Cl-Br
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