Consider the following reaction :

Question:

Consider the following reaction :

The product 'P' gives positive ceric ammonium nitrate test. This is because of the presence of which of these $-\mathrm{OH} \operatorname{group}(\mathrm{s})$ ?

1. (ii) only

2. (iii) and (iv)

3. (iv) only

4. (ii) and (iv)

Correct Option: 1

Solution:

Generally CAN test is done for alcohols which give pink or red colour. But for phenols and phenolic compounds it gives brown or black colour. So, this test helps to diffirentiate phenols from alcohols.