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NEETChemistryAlcohols Phenols and Ethers

Which of the following options describes the Reimer-Tiemann reaction correctly?

Options

  1. AThe Reimer-Tiemann reaction involves the conversion of alcohols into alkyl halides using chlorine and a strong
  2. BWhen phenol is treated with chloroform in the presence of sodium hydroxide, a −CHO group is introduced at the
  3. CThe Reimer-Tiemann reaction converts alkyl halides into alkenes using alcoholic KOH as the reagent.
  4. DThe Reimer-Tiemann reaction is a method for the direct conversion of alkanes into alkenes using high temperatu

Correct answer

B. When phenol is treated with chloroform in the presence of sodium hydroxide, a −CHO group is introduced at the

Step-by-step solution

Correct Option is : (B) When phenol is treated with chloroform in the presence of sodium hydroxide, a −CHO group is introduced at the ortho position of the benzene ring. This reaction is known as the Reimer-Tiemann reaction.

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