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Name Reactions : Kolbe's reaction...

Name Reactions :
Kolbe's reaction

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Kolbe.s synthesis: When sodium salt of phenol (sodium phenoxide) is heated with carbon dioxide under pressure, a carboxylic group is introduced in the aromatic ring preferably. at ortho position with respect to phenollic group. The sodium salt of o-hydroxybenzoic acid (sodium salicylate) formed, when treated with acid yields salicylic acid.
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