[′kō‚lān] (biochemistry) C24H42 A tetracyclic hydrocarbon which may be considered as the parent substance of sterols, hormones, bile acids, and digitalis aglycons.
cholane
cho·lane
, 5β-cholane (kō'lān), Parent hydrocarbon of the cholanic acids (cholic acids); androstane with a -CH(CH3)CH2CH2CH3 group in the 17 position. 5α-Cholane is sometimes called allocholane. For structures, see steroids.