Cholestenol refers to any sterol compound that differs from cholestane by the addition of a double bond and an alcohol group. By the definition of sterols, the alcohol group appears at the C-3 position; the position of the double bond is not fixed.
Allocholesterol is Δ-4-Cholestenol. Cholesterol is Δ5-cholestenol. Epicholesterol is an epimer, 3α-Cholesterol. Lathosterol is Δ7-cholestenol. It has been found in the skins of rats. It can be converted to cholesterol in mammals. Zymostenol is Δ-8-Cholestenol.
See also C27H46O
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