Question

What is the action of the following reagents on phenol - Bromine in CS₂ at low temperature.

 

Answer 1

a. Action of bromine in CS2 at low temperature on phenol:
When phenol is treated with Br2 in non-polar solvent like CS₂ or CCl₄ or CHCl₃ at 273 K, it forms a mixture of ortho- and para-Bromophenol isomers.