heptane
/ˈhɛpteɪn/ noun
Forms heptanes
- noun (organic chemistry) Any of the nine isomers of the saturated aliphatic hydrocarbon C₇H₁₆, obtained from petroleum, especially n-heptane (CH₃(CH₂)₅CH₃)
Etymology
From hept- + -ane.
Webster’s 1913
- noun Any one of several isometric hydrocarbons, C7H16, of the paraffin series (nine are possible, four are known); --so called because the molecule has seven carbon atoms. Specifically, a colorless liquid, found as a constituent of petroleum, in the tar oil of cannel coal, etc.
Etymology [Gr. "epta` seven.]
Sources: Wiktionary · Webster’s 1913 — from the Wiktionary entry “heptane”, CC BY-SA 4.0. Details