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Phenol is heated with CHCl3 and aqueous KOH when salicylaldehyde is produced. This reaction is known as

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Phenol is heated with CHCl3 and aqueous KOH when salicylaldehyde is produced. This reaction is known as

(a) Rosenmund's reaction

(b) Reimer-Tiemann reaction

(c) Friedel-Crafts reaction

(d) Sommelet reaction

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1 Answer

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Correct option (b) Reimer-Tiemann reaction

Explanation :

Treatment of phenol with CHCI3 and aqueous hydroxide introduces - CHO group, onto the aromatic ring generally ortho to the - OH group. This reaction is known as Reimer - Tiemana reaction.

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