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Question

Chemistry Question on Aldehydes, Ketones and Carboxylic Acids

Which of the following does not undergo aldol condensation reaction?

A

CH3CHOCH_3 - CHO

B

\ceClCH2CHO\ce{ ClCH2 CHO}

C

\ceC6H5CHO\ce{ C6H5 - CHO}

D

\ceCHCl2CHO\ce{ CHCl2 - CHO}

Answer

\ceC6H5CHO\ce{ C6H5 - CHO}

Explanation

Solution

C6H5CHO {C6H5CHO} does not have any - a-hydrogen hence, it does notundergo aldol condensation.