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Byju's Answer
Standard XII
Chemistry
Synthesis of Phenols II
Explain the p...
Question
Explain the preparation of phenol from cumene.
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Solution
Preparation of phenol from cumene
→
To prepare phenol, cumene is first oxidised in the presence of air to cumene hydroperoxide.
Cumene
(
Isoprophyl benzene
)
O
2
−
→
Cumene hydroperoxide
Now, cumene hydroperoxide is treated with dilute acid to prepare phenol and acetone as by-products.
Cumene hydroperoxide
H
+
−
−−−−−−
→
323
−
363
K
Phenol
+
Acetone
By this method, acetone is obtained in large quantities.
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