long-chain fatty acid branched-chain saturated fatty acid methyl-branched fatty acid isoheptadecanoic acid 15-methyl hexadecanoic acid 15-methyl palmitic acid 15-methylhexadecanoic acid 15-methylpalmitic acid 270.256 270.45070 A branched-chain saturated fatty acid comprising hexadecanoic (palmitic) acid substituted at position 15 by a methyl group. C17:0 (iso) C17H34O2 CAS:1603-03-8 CC(C)CCCCCCCCCCCCCC(O)=O CHEBI:70850 IIUXHTGBZYEGHI-UHFFFAOYSA-N InChI=1S/C17H34O2/c1-16(2)14-12-10-8-6-4-3-5-7-9-11-13-15-17(18)19/h16H,3-15H2,1-2H3,(H,18,19) LIPID_MAPS_instance:LMFA01020012 PMID:15340492 PMID:18676815 Patent:EP2143705 Patent:US2008214666 Patent:US7109364 Reaxys:1781002 chebi_ontology i-17:0 i-C17:0 i17:0 iso-C17:0 iso-margaric acid isomargaric acid