plural of octane number

(organic chemistry) The saturated aliphatic hydrocarbon (CH₃(CH₂)₆CH₃).

plural of iso-octane

(of fuel) Having a low octane number. / (by extension) Slow; weak.

An octane number, used by the American Society for Testing and Materials to estimate the antiknock characteristics of a fuel at low engine speeds

plural of research octane number

Suberic acid.

(organic chemistry) Any of several isomeric diketones, derived from octane, that are used as intermediates in organic synthesis

plural of octanedione

(organic chemistry) Any thiol derived from an octane, but especially 1-octanethiol