AP EAMCET · Chemistry · Amines
. In the preparation of a \(1^{\circ}\)-amine from an alkyl halide, with simultaneous addition of one \(-\mathrm{CH}_2\) group to the carbon chain, the reagent used as source of nitrogen is
- A sodium amide, \(\mathrm{NaNH}_2\)
- B sodium azide, \(\mathrm{NaN}_3\)
- C potassium cyanide, \(\mathrm{KCN}\)
- D potassium phthalimide, \(\mathrm{C}_6 \mathrm{H}_4(\mathrm{CO})_2 \mathrm{~N}^{-} \mathrm{K}^{+}\)
Answer & Solution
Correct Answer
(C) potassium cyanide, \(\mathrm{KCN}\)
Step-by-step Solution
Detailed explanation
In order to prepare \(1^{\circ}\) amine from an alkyl halide with simultaneous addition of one \(\mathrm{CH}_2\) group in the carbon chain. The reagent used as a source of nitrogen is KCN. Chemical transformation can be shown as,
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