Question
How will you convert:
Methanamine into ethanamine.
Methanamine into ethanamine.
✓
Answer
Conversion of Methanamine into Ethanamine.
$\text{CH}_3\text{NH}_2\xrightarrow[]{\text{HONO}}\text{CH}_3\text{OH}\xrightarrow[]{\text{PI}_3}\text{CH}_3\text{I}\xrightarrow[]{\text{KCN}(\text{alc})}\\\text{Methanamine} \ \ \ \ \ \ \ \text{Methyl} \ \ \ \ \ \ \ \ \ \text{Methyl}\\ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \text{alcohol} \ \ \ \ \ \ \ \ \ \ \text{iodide} \ \ \\\text{CH}_3\text{C}\equiv\text{N}\xrightarrow[\text{Na}/\text{alcohol}]{4(\text{H})}\text{CH}_3\text{CH}_2\text{NH}_2\\\text{methyl}\ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \text{Ethanamine}\\\text{cynide} \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ $
$\text{CH}_3\text{NH}_2\xrightarrow[]{\text{HONO}}\text{CH}_3\text{OH}\xrightarrow[]{\text{PI}_3}\text{CH}_3\text{I}\xrightarrow[]{\text{KCN}(\text{alc})}\\\text{Methanamine} \ \ \ \ \ \ \ \text{Methyl} \ \ \ \ \ \ \ \ \ \text{Methyl}\\ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \text{alcohol} \ \ \ \ \ \ \ \ \ \ \text{iodide} \ \ \\\text{CH}_3\text{C}\equiv\text{N}\xrightarrow[\text{Na}/\text{alcohol}]{4(\text{H})}\text{CH}_3\text{CH}_2\text{NH}_2\\\text{methyl}\ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \text{Ethanamine}\\\text{cynide} \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ $
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