Question

The correct IUPAC name of the following alkane is-

• A. 3-Ethyl-5-isopropyloctane
• B. 3,6-Diethyl-2-methyloctane
• C. 5-Isopropyl-3-ethyloctane
• D. 3-Isopropyl-6-ethyloctane

Answer 1

The correct option is B

3,6-Diethyl-2-methyloctane

For the given structure :

The longest carbon chain is of 8 carbons along with one methyl group present at second carbon and two ethyl groups present at third and sixth carbon.

Hence, the IUPAC name for the given alkane is: 3, 6-Diethyl-2-methyloctane.

Thus option (A) is correct.