Question

The main product obtained from phenol with $PCl_{5}$ is:

• A. BHC
• B. hexachlorobenzene
• C. chlorobenzene
• D. triphenyl phosphate

Answer 1

Answer: (D)

triphenyl phosphate

Answer 2

$C _{6} H _{5} OH + PCl _{5} \longrightarrow \underset{\text{Chlorobenzene}}{C _{6} H _{5} Cl} + POCl _{3} + HCl$ $3 C _{6} H _{5} OH + POCl _{3} \longrightarrow \underset{\text{Triphenyl phosphate}}{\left( C _{6} H _{5}\right)_{3} PO _{4}}+3 HCl$