Which of the following will not undergo aldol condensation?

Acetophenone

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Propanaldehyde

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Benzaldehyde

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Trideutero acetaldehyde

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Solution

The correct option is C Benzaldehyde
Compounds having atleast two $α$ hydrogens can undergo aldol condensation reaction.
Benzaldehyde does not have any $α$ hydrogen, so it will undergo cannizzaro reaction instead of aldol condensation reaction.

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Similar questions

Q. Which of the following will undergo aldol condensation?
I)Acetaldehyde II)Propanal III) Benzaldehyde IV) Acetone

Which of the following compounds would undergo aldol condensation, which the Cannizzaro reaction and which neither ? Write the structures of the expected products of aldol condensation or Cannizzaro reaction ?

Methanal

2-methyl pentanal

Benzaldehyde

Benzophenone

Cyclohexanone

l - phenyl propanone

Phenyl acetaldehyde

Butan - 1 - ol

2, 2 - dimethyl butanal

Which of the following does not undergo Aldol condensation?

Q. Which of the following will undergo aldol condensation?

Q. Which of the following does not undergoes aldol condensation reaction?

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Which of the following will not undergo aldol condensation?

The correct option is C BenzaldehydeCompounds having atleast two α hydrogens can undergo aldol condensation reaction. Benzaldehyde does not have any α hydrogen, so it will undergo cannizzaro reaction instead of aldol condensation reaction.

The correct option is C Benzaldehyde
Compounds having atleast two $α$ hydrogens can undergo aldol condensation reaction.
Benzaldehyde does not have any $α$ hydrogen, so it will undergo cannizzaro reaction instead of aldol condensation reaction.