Question

Benzoic acid se benzophenone reaction
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Answer 1

Answer:

Bromobenzene to benzoic acid we known method is prepared Grignard reagent of bromobenzene followed by quenching in carbon dioxide and then acidification gives benzoic acid.

cyanation using KCN or Zn(CN)2 followed by hydrolysis also one of the good methods... Is the answer...

Answer 2

Benzoic acid to benzophenone requires decarboxylation and Friedel craft reaction with benzoyl chloride.

Explanation:

• Benzoic acid is the carboxyl group on benzene ring.

• This compound is first decarboxylated using soda lime and heat which leads to the formation of benzene.

• The benzene is then undergone reaction with benzoyl chloride with aluminium chloride.

• This reaction attaches the benzoyl group with the benzene ring.

• Thus the benzophenone is formed from benzoic acid.

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