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Chemistry · PYQ NEET UG 2025

हिन्दी

Predict the major product 'P' in the following sequence of reactions - \( \text{CH}_3 \) (i) \( \text{HBr}, \text{benzoyl peroxide} \) (ii) \( \text{KCN} \) (iii) \( \text{Na (Hg)} / \text{C}_2\text{H}_5\text{OH} \)

  1. 1-methylcyclopentylmethanamine structure
  2. 2-methylcyclopentylmethanamine structure
  3. cyclopentylmethanamine derivative
  4. cyanide addition product

Correct answer · Option 2

2-methylcyclopentylmethanamine structure

Explanation

Anti-Markovnikov addition of HBr gives bromo compound, substitution with KCN yields nitrile, and reduction gives primary amine (option 2).
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