Name the alkane. {C}H_3\underset{\underset{CH_3}{|}}{C} H {C}H_2\underset{\underset{CH_3}{|}}{ {C}}H {C}H_3
The longest continuous chain has five carbon atoms. Therefore, the base name is pentane.
\overset{1}{C}H_3\underset{\underset{CH_3}{|}}{\overset{2}{C}}H\overset{3}{C}H_2\underset{\underset{CH_3}{|}}{\overset{4}{C}}H\overset{5}{C}H_3The substituents are both methyl groups.
The substituents are at the 2 and 4 positions.
The name of this compound is 2,4-dimethylpentane.