Which of the following is the correct IUPAC name for the compound with the struc

Practice Questions

Q1
Which of the following is the correct IUPAC name for the compound with the structure CH3-CH2-CO-CH2-CH3?
  1. 2-Pentanone
  2. 3-Pentanone
  3. 4-Pentanone
  4. 2-Butanone

Questions & Step-by-Step Solutions

Which of the following is the correct IUPAC name for the compound with the structure CH3-CH2-CO-CH2-CH3?
  • Step 1: Identify the structure of the compound, which is CH3-CH2-CO-CH2-CH3.
  • Step 2: Count the number of carbon atoms in the longest continuous chain. There are five carbon atoms.
  • Step 3: Determine the functional group present in the compound. The 'CO' indicates a ketone group.
  • Step 4: Identify the position of the ketone group. It is located on the third carbon of the five-carbon chain.
  • Step 5: Name the longest chain of carbon atoms. A five-carbon chain is called 'pentane.'
  • Step 6: Since the ketone group is on the third carbon, the name becomes '3-pentanone.'
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