Advertisements
Advertisements
प्रश्न
Write Dow process for the preparation of Phenol.
Advertisements
उत्तर
Chlorobenzene is fused with NaOH at high temperature and pressure (623 K and 300 atm) followed by treatment with dilute HCl to obtain phenol.
Process Description:
-
Chlorobenzene is heated with aqueous NaOH at high temperature and pressure.
-
The Cl atom on the benzene ring is replaced by –OH via nucleophilic aromatic substitution.
-
The product formed is Phenol (C6H5OH) and sodium chloride (NaCl) as a by-product.
APPEARS IN
संबंधित प्रश्न
How is carbolic acid prepared from the given compounds :
Aniline
What is the action of bromine water on carbolic acid?
How is phenol prepared from cumene?
How is carbolic acid prepared from the given compounds :
Chlorobenzene and steam at 698K?
Write a preparation of phenol from cumene? What happens when phenol is heated with zinc dust?
Isopropylbenzene on air oxidation followed by decomposition by dilute acid gives ______.
Write preparation of phenol from aniline.
Write the name of reactant used for preparation of phenol, which is given by product used as solvent.
How is phenol (carbolic acid) prepared from aniline (diazotization)?
