What is the IUPAC name for the compound with the formula CH3-CH2-CH2-CH2-COOH?

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Question: What is the IUPAC name for the compound with the formula CH3-CH2-CH2-CH2-COOH?

Options:

Correct Answer: Pentanoic acid

Solution:

The compound has a carboxylic acid functional group and five carbons, making it Pentanoic acid.

What is the IUPAC name for the compound with the formula CH3-CH2-CH2-CH2-COOH?

What is the IUPAC name for the compound with the formula CH3-CH2-CH2-CH2-COOH?

Step 1: Identify the longest carbon chain in the compound. The formula CH3-CH2-CH2-CH2-COOH has five carbon atoms in a straight chain.
Step 2: Count the number of carbon atoms in the chain. There are 5 carbon atoms.
Step 3: Identify the functional group. The -COOH at the end of the chain indicates that this compound is a carboxylic acid.
Step 4: Use the number of carbon atoms to determine the prefix for the name. With 5 carbon atoms, the prefix is 'pent'.
Step 5: Combine the prefix with the suffix for carboxylic acids, which is 'oic acid'.
Step 6: Put it all together. The IUPAC name is Pentanoic acid.

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