- Source: Stigmastane
Stigmastane or 24R-ethylcholestane is a tetracyclic triterpene, along with cholestane and ergostane, this sterane is used as a biomarker for early eukaryotes.
See also
Stigmastanol (Stigmastan-3β-ol)
β-Sitosterol (Stigmast-5-en-3β-ol)
Stigmasterol (Stigmast-5,22-dien-3β-ol)