How will you bring about the following conversions in not more than two steps?
(i)Propanone to Propene
(ii)Benzoic acid to Benzaldehyde
(iii)Ethanol to 3-Hydroxybutanal
(iv)Benzene to m-Nitroacetophenone
(v)Benzaldehyde to Benzophenone
(vi) Bromobenzene to 1-Phenylethanol
(vii)Benzaldehyde to 3-Phenylpropan-1-ol
(viii)Benazaldehyde to a-Hydroxyphenylacetic acid
(ix)Benzoic acid to m-Nitrobenzyl alcohol
How will you bring about the following conversions in not more than two steps?
(i)Propanone to Propene
(ii)Benzoic acid to Benzaldehyde
(iii)Ethanol to 3-Hydroxybutanal
(iv)Benzene to m-Nitroacetophenone
(v)Benzaldehyde to Benzophenone
(vi) Bromobenzene to 1-Phenylethanol
(vii)Benzaldehyde to 3-Phenylpropan-1-ol
(viii)Benazaldehyde to a-Hydroxyphenylacetic acid
(ix)Benzoic acid to m-Nitrobenzyl alcohol
Solution and Explanation
(i)Propanone to Propene
(ii)Benzoic acid to Benzaldehyde
(iii)Ethanol to 3-Hydroxybutanal
(iv)Benzene to m-Nitroacetophenone
(v)Benzaldehyde to Benzophenone
(vi) Bromobenzene to 1-Phenylethanol
(vii)Benzaldehyde to 3-Phenylpropan-1-ol
(viii)Benazaldehyde to a-Hydroxyphenylacetic acid
(ix)Benzoic acid to m-Nitrobenzyl alcohol
Top Questions on Aldehydes, Ketones and Carboxylic Acids
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- A reaction A$_2$ + B$_2$ → 2AB occurs by the following mechanism:
A$_2$ → A + A (slow)
A + B$_2$ → AB + B (fast)
A + B → AB (fast)
Its order would be:- CBSE CLASS XII - 2024
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(a) Br$_2$ water
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Concepts Used:
Aldehydes, Ketones and Carboxylic Acids - Chemical Reactions
Chemical Reactions of Aldehydes and Ketones:
- Cross aldol condensation
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