Aliphatic Compounds Containing Nitrogen - Result Question 2

####2. Ethylamine (C2H5NH2) can be obtained from N-ethylphthalimide on treatment with

(2019 Main, 10 April I)

(a) NaBH4

(b) NH2NH2

(c) H2O

(d) CaH2

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Answer:

Correct Answer: 2. (b)

Solution:

  1. The reaction for the production of ethylamine from N-ethylphthalimide can be takes place as follows:

This reaction is the second step of Gabriel phthalimide synthesis for the preparation of aliphatic 1-amines and amino acid. In this step concentrated alkali can also be used in place of hydrazine.



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