Practice question

MCQ

Question

What is the IUPAC name of CH₃CH₂CH₂COCH₃?

Options

Choose one · Correct answer highlighted

Pentan-3-one Butan-2-one Pentan-1-one Pentan-2-one Correct

Explanation

The longest chain with the ketone group has 5 carbons (pentan-2-one), with the carbonyl on C-2: pentan-2-one.

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