Carboxylic Acid Derivatives Question 2

Question 2 - 2024 (31 Jan Shift 2)

The azo-dye $(\mathrm{Y})$ formed in the following reactions is Sulphanilic acid $+\mathrm{NaNO}{2}+\mathrm{CH}{3} \mathrm{COOH} \rightarrow \mathrm{X}$

(1)

(2)

(3)

(4)

Show Answer

Answer (4)

Solution

Formula: Coupling reaction

(Y)

Red azo-dye

This is known as Griess-Ilosvay test.