has role is conjugate base of octadecanoate 283.264 283.470 A fatty acid anion 18:0 that is the conjugate base of octadecanoic acid (stearic acid). Stearates have a variety of uses in the pharmaceutical industry. Beilstein:3590530 C(CCCCCCCCCC)CCCCCCC(=O)[O-] C18H35O2 CAS:646-29-7 CH3-[CH2]16-COO(-) CHEBI:231588 CHEBI:25629 Gmelin:344065 InChI=1S/C18H36O2/c1-2-3-4-5-6-7-8-9-10-11-12-13-14-15-16-17-18(19)20/h2-17H2,1H3,(H,19,20)/p-1 KEGG:C01530 MetaCyc:STEARIC_ACID PMID:16401590 PMID:19184617 PMID:3180776 PMID:7452460 QIQXTHQIDYTFRH-UHFFFAOYSA-M Reaxys:3590530 Stearate chebi_ontology octadecanoate octadecanoic acid, ion(1-) stearate stearic acid, ion(1-) octadecanoic acid long-chain fatty acid anion saturated fatty acid anion straight-chain saturated fatty acid anion plant metabolite 1,2-saturated fatty acid anion