The molecule is a C18, long straight-chain monounsaturated fatty acid anion; and the conjugate base of oleic acid, arising from deprotonation of the carboxylic acid group. It has a role as an Escherichia coli metabolite, a plant metabolite and a Saccharomyces cerevisiae metabolite. It is a conjugate base of an oleic acid.
(Z)-octadec-9-enoate