Question

State which compound A ➡ C shows the least basic character. Explain your choice.

A. CH₃CH₂CH₂NH2

B. CH3CH2CONH2

C. C6H5NH2

D. CH3CH2CO2NH4

Give the reagents and conditions which you would use to

(i) Prepare A from B

(ii) Convert B into ethylamine.

Answer 1

Answer:

Basic: A and C, because they have nitrogen atom with free electron pair.

(i): CH₃CH₂CONH₂ + LiAlH₄ = CH₃CH₂CH₂NH₂

(ii): CH₃CH₂CONH₂ + NaOBr = CH₃CH₂NH₂