2-methylpropane, (CH3)2CH·CH3, a gaseous hydrocarbon used as a fuel.

any branched-chain paraffin, spec. one containing the isopropyl group, (CH3)2CH—, attached to an otherwise straight chain.

2-methylbutane, (CH3)2CHCH2CH3, a volatile liquid hydrocarbon present in petroleum.

A colourless liquid isoprenoid hydrocarbon that is the alkane corresponding to phytol and occurs in petroleum and some rocks, probably as a…

2-Methylheptane, CH3·(CH2)4·CH(CH3)·CH3, a liquid hydrocarbon that occurs in petroleum. Obsolete.

A saturated hydrocarbon which is a colourless oil and occurs in the liver oils of certain sharks and related species; 2,6,10,14-tetramethyl…

A liquid branched paraffin used as a high-octane aviation fuel; 2,2,3-trimethylbutane, CH3C(CH3)2CH(CH3)CH3.