The correct IUPAC name of is: — IUPAC and Nomenclature Chemistry Question

💡 Solution & Explanation

The longest continuous chain is 5 carbons (pentane). Numbering from left to right gives methyls at 2, 2, 4. Numbering from right to left gives 2, 4, 4. By the lowest locant set rule, the set (2, 2, 4) is preferred over (2, 4, 4).