What is the IUPAC name for CH3CH2COOH? (2021)

Practice Questions

Q1
What is the IUPAC name for CH3CH2COOH? (2021)
  1. Propanoic acid
  2. Butanoic acid
  3. Acetic acid
  4. Formic acid

Questions & Step-by-Step Solutions

What is the IUPAC name for CH3CH2COOH? (2021)
  • Step 1: Identify the longest carbon chain in the molecule. CH3CH2COOH has three carbon atoms in a row.
  • Step 2: Count the number of carbon atoms in the chain. There are 3 carbon atoms.
  • Step 3: Determine the functional group. The 'COOH' part indicates that it is a carboxylic acid.
  • Step 4: Name the carbon chain based on the number of carbon atoms. A three-carbon chain is called 'propane'.
  • Step 5: Since it is a carboxylic acid, change 'propane' to 'propanoic acid'.
  • Step 6: Combine the information to conclude that CH3CH2COOH is named propanoic acid.
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