monounsaturated fatty acid vaccenic acid 0 282.25588 282.468 chebi_ontology CHEBI:36023 C18:1 (n-7) octadec-11-enoic acid reaxys:1726564 UWHZIFQPPBDJPM-UHFFFAOYSA-N C18:1 (11) 18:1 (11) Delta(11)-Octadecensaeure 11-octadecenoic acid 18:1 (n-7) hmdb:HMDB0003231 octadec-11-enoic acid Octadec-11-ensaeure An octadecenoic acid having a double bond at position 11; and which can occur in <i>cis</i>- or <i>trans</i>- configurations. C18H34O2 InChI=1S/C18H34O2/c1-2-3-4-5-6-7-8-9-10-11-12-13-14-15-16-17-18(19)20/h7-8H,2-6,9-17H2,1H3,(H,19,20) [H]C(CCCCCC)=C([H])CCCCCCCCCC(=O)O