Question

Given $IUPAC$ & common name of the given compound.

Answer 1

Here the compound has three hydroxy group. These groups are at position 1, 2, and 4 respectively.

Thus, IUPAC name of the compound is:

$2,4-dihydroxyphenol$

Also, the hydroxy groups are at ortho- and para- position.

Thus, the common name is:

$o,p-dihydroxyphenol$