What is the IUPAC name for the following compound?
A
3-methylpentanoic acid
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B
isohexanoic acid
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C
β-methylvaleric acid
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D
2-methylpentanoic acid
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Solution
The correct option is A 3-methylpentanoic acid The IUPAC name of the given compound is 3-methylpentanoic acid. The parent compound is a carboxylic acid with five carbon atoms. It is known as pentanoic acid. A methyl group is present as a substituent at a third carbon atom.