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

Practice Questions

Q1
What is the IUPAC name for the compound CH3-CH2-CH2-CHO?
  1. Butanal
  2. Pentanal
  3. Propionaldehyde
  4. Butyric aldehyde

Questions & Step-by-Step Solutions

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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