Question

The IUPAC name for

• A. 1-carboxybutan-3-one
• B. 1-hydroxypentane-1, 4-dione
• C. 4-oxopentanoic acid
• D. 1,4-dioxopentanol

Answer 1

The Correct Option is C

Correct Answer: 4-oxopentanoic acid 

Explanation:
The compound described has a five-carbon chain (pentanoic acid) with a ketone group (=O) on the 4^th carbon.

• The parent chain is a carboxylic acid, so the suffix is -oic acid.
• The ketone (=O) at position 4 is indicated by the prefix oxo.

Hence, the correct IUPAC name is 4-oxopentanoic acid.