Practice question
Question
A compound with molecular formula C₄H₈O₂ is a functional isomer of CH₃CH₂COOH and contains an ester group. What is its IUPAC name?
Explanation
CH₃CH₂COOH (propanoic acid) has C₃H₆O₂; corrected context for C₄H₈O₂ points to the ester isomer CH₃COOCH₂CH₃ (ethyl ethanoate).