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How many chiral carbon atoms are present in chloramphenicol?

1. 1
2. 2
3. 3
4. 4

Correct answer: 2

Solution

Chloramphenicol has two stereocenters on its propane-diol-amide side chain (the carbons bearing the -OH and the -NH-CO-CHCl2 groups), so it has 2 chiral carbons.

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