has role has role has parent hydride is conjugate acid of octadec-9-enoate octadecenoic acid octadec-9-enoic acid 0 PMID:22908585 octadec-9-enoic acid An octadecenoic acid with a double bond at C-9. PMID:23578483 PMID:24478215 C18:1, n-9 CAS:2027-47-6 282.46136 [H]C(CCCCCCCC)=C([H])CCCCCCCC(O)=O Beilstein:1726541 C18H34O2 ZQPPMHVWECSIRJ-UHFFFAOYSA-N InChI=1S/C18H34O2/c1-2-3-4-5-6-7-8-9-10-11-12-13-14-15-16-17-18(19)20/h9-10H,2-8,11-17H2,1H3,(H,19,20) 9-octadecenoic acid PMID:20110887 Reaxys:1726541 282.25588 Delta(9)-octadecenoic acid CHEBI:36021 chebi_ontology 18:1, n-9 octadec-9-ene plant metabolite