Chemistry · IUPAC Nomenclature
What is the correct IUPAC name for the benzene derivative containing an ethyl group at position 1, a nitro group at position 2, and an iodine atom at position 4 (with numbering optimized for alphabetical priority of substituents)?
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 11-Ethyl-4-iodo-5-nitrobenzene
- 21-Iodo-4-ethyl-2-nitrobenzene
- 34-Ethyl-1-iodo-2-nitrobenzene✓
- 41-Ethyl-4-iodo-3-nitrobenzene
Correct answer
4-Ethyl-1-iodo-2-nitrobenzene
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