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Formation of Enamines

An organic co...

Question

An organic compound gives orange precipitate with $2, 4 - D N P H$ . What is the functional group in the compound?

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Solution

2,4-Dinitrophenylhydrazine (DNPH, Brady's reagent, Borche's reagent) is a chemical compound. It is substituted hydrazine and is often used to qualitatively test for carbonyl groups associated with aldehydes and ketones.
It is a mixture of sulphuric acid and methanol.

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Q. Name the functional group present in an organic compound which gives brisk effervescence with NaHCO₃.

Q. An organic compound having molecular formula

C_{3} H_{6} O

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C_{8} H_{8} O

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C_{8} H_{8} O

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An organic compound C3H6O does not give a precipitate with 2,4‑Dinitrophenyl hydrazine reagent and does not react with metallic sodium. It could be:

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