Question

Aniline reacts with which of these to form Schiff base

• A. Acetic acid
• B. Benzaldehyde
• C. Acetone
• D. $NH_{3}$

Answer 1

Answer: (B)

Benzaldehyde

Answer 2

Aniline reacts with benzaldehyde and forms Schiff's base (benzal aniline) or anils.

$\mathbf{C}_{\mathbf{6}}\mathbf{H}_{\mathbf{5}}\mathbf{-}\mathbf{N}\mathbf{H}_{\mathbf{2}}\mathbf{+ O = CH}\mathbf{C}_{\mathbf{6}}\mathbf{H}_{\mathbf{5}}\underset{\mathbf{-}\mathbf{H}_{\mathbf{2}}\mathbf{O}}{\overset{\mathbf{\quad\Delta\quad}}{\rightarrow}}\mathbf{C}_{\mathbf{6}}\mathbf{H}_{\mathbf{5}}\mathbf{N = CH}\mathbf{C}_{\mathbf{6}}\mathbf{H}_{\mathbf{5}}$

Benzylidine aniline