Question:
Phenol on treatment with chloroform in the presence of NaOH, a -CHO group is introduced at ortho position of benzene ring. The reaction is known as
Phenol on treatment with chloroform in the presence of NaOH, a -CHO group is introduced at ortho position of benzene ring. The reaction is known as
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Reimer-Tiemann introduces \(-CHO\) group in phenol.
Updated On: Apr 21, 2026
- Kolbe's reaction
- Reimer-Tiemann reaction
- Gattermann-Koch reaction
- Stephen reaction
- Sandmeyer reaction
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The Correct Option is B
Solution and Explanation
Concept:
Formylation of phenol using CHCl\(_3\)/NaOH.
Step 1: Reaction.
\[ \text{Phenol} \xrightarrow{CHCl_3/NaOH} \text{o-hydroxybenzaldehyde} \]
Step 1: Reaction.
\[ \text{Phenol} \xrightarrow{CHCl_3/NaOH} \text{o-hydroxybenzaldehyde} \]
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