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Preparation of Carboxylic Acids

Give one chem...

Question

Give one chemical test to distinguish between Methylamine and dimethylamine.

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Solution

both can distinguish by isocyanide test
$C H_{3} N H_{2} + C H C l_{3} + K O H \to C H_{3} N C + K C l + H_{2} O$ isocyanide (foul smell)
Dimethylamine does not react with $C H C l_{3}$ and $K O H$ .

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