Dimethylhexane

Dimethylhexane may refer to any of six constitutional isomers of octane, all of which have the molecular formula C8H18:

2,2-Dimethylhexane 2,3-Dimethylhexane 2,4-Dimethylhexane 2,5-Dimethylhexane 3,3-Dimethylhexane 3,4-Dimethylhexane