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Which of the following represents the st...

Which of the following represents the structure of ethyl-`3`-oxobutanoate?

A

(1)

B

(2)

C

(3)

D

(4)

Text Solution

Verified by Experts

The correct Answer is:
B
The compound is an ester. Its acid part contains four `C's` with a ketone group at the third `C`,while its alcohol part has an ethyl group:

Compound (1) has keto group at the second `C` atom of the acid part.Compounds (3) and (4) have keto group in the alcohol part.
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