is conjugate base of nonadecanoic acid straight-chain saturated fatty acid anion nonadecanoate 297.279 297.49640 A nineteen carbon straight-chain fatty acid anion. Major species at pH 7.3. C19H37O2 CCCCCCCCCCCCCCCCCCC([O-])=O CHEBI:78796 ISYWECDDZWTKFF-UHFFFAOYSA-M InChI=1S/C19H38O2/c1-2-3-4-5-6-7-8-9-10-11-12-13-14-15-16-17-18-19(20)21/h2-18H2,1H3,(H,20,21)/p-1 chebi_ontology nonadecanoate fatty acid anion 19:0