Organic Chemistry : Help with Carboxylation and Decarboxylation

Study concepts, example questions & explanations for Organic Chemistry

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Example Questions

Example Question #11 : Carbonyl Reactions

What is the product of the following reaction?

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Possible Answers:

 and 

Correct answer:

Explanation:

The reaction uses a Grignard reagent's nucleophilic carbon to attack the carbon in carbon dioxide. Following treatment with water the resulting molecule (a carboxylate anion, of the form ) the carboxylate oxygen will be protonated, and the result is a carboxylic acid. Thus, the resulting molecule is a benzene ring with a carboxyl group attached (this is also known as benzoic acid).

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