MHT CET Medical202624 April 2026Morning ShiftChemistryAminesActual
Which of the following amines has imino functional group?
Options
- AEthyl amine
- BTrimethyl amine
- CDimethyl amine
- DAniline
Correct answer
C. Dimethyl amine
Step-by-step solution
Primary amines contain an amino group ( -NH₂ ). Secondary amines contain an imino group ( >NH ). Tertiary amines contain a tertiary nitrogen atom ( >N- ). Ethyl amine ( CH₃CH₂NH₂ ) is a primary amine. Trimethyl amine ( (CH₃)₃N ) is a tertiary amine. Dimethyl amine ( (CH₃)₂NH ) is a secondary amine, hence it contains an imino group. Aniline ( C₆H₅NH₂ ) is a primary amine. Answer: Dimethyl amine