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Question

When acetone reacts with dilute aqueous solution of Ba(OH)2, the product obtained is called


A

crotonaldehyde

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B

diacetone alcohol

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C

Phorone

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D

Acetophenone

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Solution

The correct option is B

diacetone alcohol


Self-aldol reaction of acetone yields 4-hydroxy 4-methylpentan-2-one - which is also known as diacetone alcohol. Since only a dilute base is used, the dehydration is not favoured.


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