What is the IUPAC name of CH3COCH2CHO?

Practice Questions

Q1
What is the IUPAC name of CH3COCH2CHO?
  1. 3-oxobutanal
  2. 4-oxobutanal
  3. 2-oxobutanal
  4. 2-butanone

Questions & Step-by-Step Solutions

What is the IUPAC name of CH3COCH2CHO?
  • Step 1: Identify the structure of the compound CH3COCH2CHO. It has a carbon chain with functional groups.
  • Step 2: Count the total number of carbon atoms in the longest chain. There are 4 carbon atoms.
  • Step 3: Identify the functional groups present. There is a ketone (C=O) and an aldehyde (CHO) in the structure.
  • Step 4: Determine the position of the ketone group. The ketone is located on the third carbon of the chain.
  • Step 5: Name the aldehyde group. Since it is at the end of the chain, it is named as 'butanal'.
  • Step 6: Combine the names. The ketone is named as '3-oxo' because it is on the third carbon.
  • Step 7: Put it all together. The full IUPAC name is '3-oxobutanal'.
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