Base catalysed aldol condensation reaction is possible in:

Benzaldehyde

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2-Methylpropionaldehyde

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2, 2-Dimethylpropionaldehyde

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Benzophenone

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Solution

The correct option is B 2-Methylpropionaldehyde
Explanation : The compound has an $α$ – hydrogen atom and can participate in aldol condensation.

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Similar questions

Base catalysed aldol-condensation occurs with:

Q. Base catalysed aldol condensation occurs with:

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

Q. Assertion :Aldol condensation can be catalysed both by acids and bases. Reason:

β

Hydroxy aldehydes or ketones readily undergo acid catalysed dehydration.

Q. Aldehydes that do not undergo aldol condensation are
1. propanal
2. trichloroethanal
3. 2-phenylethanal
4. ethanal
5. benzaldehyde

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Base catalysed aldol condensation reaction is possible in:

The correct option is B 2-MethylpropionaldehydeExplanation : The compound has an α– hydrogen atom and can participate in aldol condensation.

The correct option is B 2-Methylpropionaldehyde
Explanation : The compound has an $α$ – hydrogen atom and can participate in aldol condensation.