Practice question
Question
A compound with molecular formula C₃H₆O is a functional isomer of propanal and contains a three-carbon chain with a carbonyl group. What is its IUPAC name?
Explanation
Propanal (CH₃CH₂CHO) is an aldehyde. Its functional isomer with a carbonyl and three-carbon chain is CH₃COCH₃ (propan-2-one, acetone), a ketone.