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Question

Propanal on reaction with dilute sodium hydroxide forms:

A
CH3CH2CH2CH2CH2CHO
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B
CH3CH2CH(OH)CH2CH2CHO
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C
CH3CH2CH2CH(OH)CH2CHO
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D
CH3CH2CH(OH)CH(CH3)CHO
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Solution

The correct option is D CH3CH2CH(OH)CH(CH3)CHO

It is an example of aldol condensation. Propanal on reaction with dilute sodium hydroxide forms CH3CH2CH(OH)CH(CH3)CHO (3-hydroxy-2-methylpentanal).
670921_632108_ans_8862ded8b19048ce807d067dc098baf2.png

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