cyclopentanoid

cyclopentanoid

[¦sī·klō′pen·tə‚nȯid]
(organic chemistry)
A compound whose key structural unit consists of five carbon atoms arranged in a ring.
References in periodicals archive ?
The typical constituents of valerian roots are found to be valeric and isovaleric acid, monoterpenes ([alpha]-pinene, [alpha]-fenchene, camphene), monoterpenic esters (bornyl acetate, myrtenyl acetate, myrtenyl isovaleriate), oxygen containing sesquiterpenes, and valerian cyclopentanoid sesquiterpenes such as valerenal, valerenone, valerenol, valerenyl acetate, valerenic acid, and valerenyl isovalerate.