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Question

Chemistry Question on Nomenclature Of Organic Compounds

IUPAC name of the following compound (P) is:
P compound

A

1-Ethyl-5, 5-dimethylcyclohexane

B

3-Ethyl-1,1-dimethylcyclohexane

C

1-Ethyl-3, 3-dimethylcyclohexane

D

1,1-Dimethyl-3-ethylcyclohexane

Answer

3-Ethyl-1,1-dimethylcyclohexane

Explanation

Solution

The correct IUPAC name for the compound shown is 3-Ethyl-1,1-dimethylcyclohexane. The longest carbon chain attached to the cyclohexane ring determines the naming priority. The substituents are numbered to give the lowest possible locants.