How to Identify Correct IUPAC Name for Organic Compounds

What is the correct IUPAC name for the given compound: 3,3-dichloro-6-isopropyl-2-ethylnonane?

a) 3,3-Dichloro-6-isopropyl-2-ethylnonane

b) 3,3-Dichloro-6-isopropyl-2-ethyldecan

c) 4,4-Dichloro-6-isopropyl-3-methyldecane

d) 4,4-Dichloro-6-isopropyl-3-methylnonane

Final answer:

The correct IUPAC name for '3,3-dichloro-6-isopropyl-2-ethylnonane' is option (a), which is '3,3-Dichloro-6-isopropyl-2-ethylnonane'. Therefore the correct answer is a) 3,3-Dichloro-6-isopropyl-2-ethylnonane.

Understanding how to identify the correct IUPAC name for organic compounds is essential in organic chemistry. When faced with a compound like '3,3-dichloro-6-isopropyl-2-ethylnonane', it is important to follow a systematic approach to naming.

Explanation:

The correct IUPAC name for the compound '3,3-dichloro-6-isopropyl-2-ethylnonane' is (a) 3,3-Dichloro-6-isopropyl-2-ethylnonane. This name accurately reflects the molecular structure of the compound, indicating that there are two chloride substituents on the third carbon (3,3-dichloro), a six-carbon ethyl group on the second carbon (2-ethyl), and an isopropyl group on the sixth carbon (6-isopropyl) of a nonane base chain.

The name is constructed by first determining the longest continuous carbon chain, which is nonane in this case, and then adding the substituents in alphabetical order with the correct numerical locators for their positions on the main chain. The correct IUPAC name for '3,3-dichloro-6-isopropyl-2-ethylnonane' is option (a), which is '3,3-Dichloro-6-isopropyl-2-ethylnonane'.

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