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AP EAMCET · Chemistry · Alcohols Phenols and Ethers

Consider the following reactions
\(\mathrm{C}_2 \mathrm{H}_2+\mathrm{H}_2 \mathrm{O} \xrightarrow[333 \mathrm{~K}]{\mathrm{Hg}^{2+} / \mathrm{H}^{+}}[\mathrm{X}] \stackrel{\text { Isomerisation }}{\rightleftharpoons} \mathrm{Y}\)
Y cannot be obtained from which of the following reactions?

  1. A \(\mathrm{CH}_3 \mathrm{COCl}+\mathrm{H}_2 \xrightarrow{\mathrm{Pd} / \mathrm{BaSO}_4}\)
  2. B \(\mathrm{CH}_3 \mathrm{CH}_2 \mathrm{OH} \xrightarrow{\mathrm{Cu} / 573 \mathrm{~K}}\)
  3. C \(\mathrm{CH}_3 \mathrm{CN}+\mathrm{SnCl}_2+\mathrm{HCl} \longrightarrow \mathrm{X} \xrightarrow{\mathrm{H}_3 \mathrm{O}^{+}}\)
  4. D \(\mathrm{CH}_3 \mathrm{COOH} \xrightarrow[\text { (ii) } \mathrm{H}_2 \mathrm{O}]{\text { (i) } \mathrm{Lill}_4 / \text { ether }}\)
Verified Solution

Answer & Solution

Correct Answer

(D) \(\mathrm{CH}_3 \mathrm{COOH} \xrightarrow[\text { (ii) } \mathrm{H}_2 \mathrm{O}]{\text { (i) } \mathrm{Lill}_4 / \text { ether }}\)

Step-by-step Solution

Detailed explanation

Rosenmund Reaction : \(\mathrm{CH}_3 \mathrm{COCl}+\mathrm{H}_2 \xrightarrow{\mathrm{Pd} / \mathrm{BaSO}_4} \mathrm{CH}_3 \mathrm{CHO}+\mathrm{HCl}\) Dehydrogenation:…