and sulfuric acids. The lightest of them, which he called hydride of amyl, had an empirical formula of C₅H₁₂, density of 0.636 at 17 °C and boiled between 39 and 40 °C. In the next year he identified the same compound in the Pennsylvanian oil. By 1872 he switched his nomenclature to the modern one, leading to it being called Pentane.

Beyond Schorlemmer's initial work,