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-CH2-CH2-CH2-CHO?
  1. Hexanal
  2. Pentanal
  3. Heptanal
  4. Octanal

Questions & Step-by-Step Solutions

Which of the following is the correct IUPAC name for the compound with the structure CH3-CH2-CH2-CH2-CH2-CHO?
  • Step 1: Count the number of carbon atoms in the structure CH3-CH2-CH2-CH2-CH2-CHO. There are 6 carbon atoms.
  • Step 2: Identify the functional group in the compound. The -CHO at the end indicates that it is an aldehyde.
  • Step 3: Determine the base name of the compound based on the number of carbon atoms. With 6 carbons, the base name is 'hexane'.
  • Step 4: Since the compound has an aldehyde functional group, change the 'e' in 'hexane' to 'al' to form 'hexanal'.
  • Step 5: Conclude that the correct IUPAC name for the compound is 'Hexanal'.
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