C18H30O2

The molecular formula C18H30O2 may refer to:


 * Octadecatrienoic acid
 * Calendic acid
 * Catalpic acid
 * α-Eleostearic acid
 * β-Eleostearic acid
 * Jacaric acid
 * α-Linolenic acid
 * γ-Linolenic acid
 * Pinolenic acid
 * Punicic acid
 * Ximenynic acid