What is the IUPAC name for the compound CH3-CH2-CH2-CHO?

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Question: What is the IUPAC name for the compound CH3-CH2-CH2-CHO?

Options:

Correct Answer: Butanal

Solution:

The compound is butanal, as it has four carbon atoms and an aldehyde functional group.

What is the IUPAC name for the compound CH3-CH2-CH2-CHO?

What is the IUPAC name for the compound CH3-CH2-CH2-CHO?

Step 1: Count the number of carbon atoms in the compound CH3-CH2-CH2-CHO. There are 4 carbon atoms.
Step 2: Identify the functional group in the compound. The -CHO group at the end indicates it is an aldehyde.
Step 3: Determine the base name for the compound based on the number of carbon atoms. With 4 carbon atoms, the base name is 'butane'.
Step 4: Since the compound has an aldehyde functional group, change the 'e' in 'butane' to 'al' to form 'butanal'.
Step 5: Conclude that the IUPAC name for the compound CH3-CH2-CH2-CHO is butanal.

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