Question

What will be the final product when ethylamine is oxidised with KMnO₄, in acidic medium.

• A. An acid
• B. An alcohol
• C. A nitro compound
• D. An aldehyde

Answer 1

The correct option is D An aldehyde

${\mathrm{CH}}_3{\mathrm{CH}}_2{\mathrm{NH}}_2\stackrel{{\mathrm{KMnO}}_4}{\to }{\mathrm{CH}}_3\mathrm{CH}=\mathrm{NH}\stackrel{H_3{O}^{+}}{\to }{\mathrm{CH}}_3\mathrm{CHO}\mathrm{Aldimine}\mathrm{Acetaldehyde}$