What is the correct IUPAC name for the compound CH3-CH(OH)-CH2-COOH?

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Question: What is the correct IUPAC name for the compound CH3-CH(OH)-CH2-COOH?

Options:

Correct Answer: 2-Hydroxybutanoic acid

Solution:

The compound has a hydroxyl group on the second carbon and a carboxylic acid, making it 2-Hydroxybutanoic acid.

What is the correct IUPAC name for the compound CH3-CH(OH)-CH2-COOH?

What is the correct IUPAC name for the compound CH3-CH(OH)-CH2-COOH?

Step 1: Identify the longest carbon chain in the compound. The longest chain here has 4 carbon atoms, which is called butane.
Step 2: Identify the functional groups present in the compound. There is a hydroxyl group (-OH) and a carboxylic acid group (-COOH).
Step 3: Determine the position of the hydroxyl group. It is on the second carbon of the chain.
Step 4: Since there is a carboxylic acid group, the compound is classified as a carboxylic acid.
Step 5: Combine the information: The compound is a butanoic acid with a hydroxyl group on the second carbon, so the name is 2-Hydroxybutanoic acid.

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