In Dow's process for the manufacture of phenol, PhCl is fused with NaOH at elevated temperature under pressure. PhCl xrightarrow[623 K , 300 textatm ]NaOH[ Intermediate ] xrightarrow H 2 O underset(A) textPhenol + underset textSide product( B + C ) Which of the following statements are correct:

Question

In Dow's process for the manufacture of phenol, PhCl is fused with NaOH at elevated temperature under pressure. PhCl xrightarrow[623 K , 300 textatm ]NaOH[ Intermediate ] xrightarrow H 2 O underset(A) textPhenol + underset textSide product( B + C ) Which of the following statements are correct: (A) Phenol is formed via the formation of benzyne intermediate. (B) p-Phenyl phenol is also formed as a by-product. (C) Diphenylether is also formed as a by-product. (D) Biphenylene is also formed as a by-product.

Tardigrade Admin · Accepted Answer

Correct answer is (a) Phenol is formed via the formation of benzyne intermediate.Correct answer is (b) p-Phenyl phenol is also formed as a by-product.Correct answer is (c) Diphenylether is also formed as a by-product.

Q. In Dow's process for the manufacture of phenol, $P h Cl$ is fused with $N a O H$ at elevated temperature under pressure.
$P h Cl N a O H 623 K, 300 atm [$ Intermediate $] H_{2} O (A) Phenol + Side product (B + C)$ Which of the following statements are correct:

Phenol is formed via the formation of benzyne intermediate.

$p$ -Phenyl phenol is also formed as a by-product.

Diphenylether is also formed as a by-product.

Biphenylene is also formed as a by-product.

Correct answer is (a) Phenol is formed via the formation of benzyne intermediate.Correct answer is (b) $p$ -Phenyl phenol is also formed as a by-product. Correct answer is (c) Diphenylether is also formed as a by-product.

Q. In Dow's process for the manufacture of phenol, PhCl is fused with NaOH at elevated temperature under pressure. PhClNaOH623K,300atm ​[ Intermediate ]H2​O​(A)Phenol​+Side product(B+C)​ Which of the following statements are correct: