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Chemistry - Carbonyl compounds Question with Solution | TestHub

ChemistryCarbonyl compoundsMiscellaneous/MixedHard2 minPYQ_2022
ChemistryHardsingle choice

Isobutyraldehyde on reaction with formaldehyde andK2CO3gives compound 'A'. Compound 'A' reacts withKCNand yields compound 'B', which on hydrolysis gives a stable compound 'C'. The compound 'C' is

Question diagram: Isobutyraldehyde on reaction with formaldehyde and K 2 CO 3

Options:

Answer:
C
Solution:

In the first step formaldehyde undergoes cross aldol reaction with isobutyraldehyde to form  (A)and then the product(A) forms cyanohydrin (B)with KCN, which on hydrolysis forms a compound containing carboxylic acid group and finally this molecule undergoes intramolecular esterification to form (C) a stable compound.

Stream:JEESubject:ChemistryTopic:Carbonyl compoundsSubtopic:Miscellaneous/Mixed
2mℹ️ Source: PYQ_2022

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