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What do you mean by Reimer-Tiemann reaction?

Options

  1. AThe Reimer-Tiemann reaction is a method for converting alcohols into alkyl halides.
  2. BWhen phenol is treated with chloroform (CHCl 3 ) in the presence of sodium hydroxide, a −CHO group is introduc
  3. CThe Reimer-Tiemann reaction involves the reduction of alkenes to form alkanes.
  4. DThe Reimer-Tiemann reaction is a method for the direct conversion of alkanes into alkenes using a catalyst.

Correct answer

B. When phenol is treated with chloroform (CHCl 3 ) in the presence of sodium hydroxide, a −CHO group is introduc

Step-by-step solution

Correct Option is : (B) When phenol is treated with chloroform (CHCl 3 ) in the presence of sodium hydroxide, a −CHO group is introduced at the ortho position of the benzene ring.The reaction is known as Reimer-Tiemann reaction

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