Linoleic acid-13C18

• CAT Number: I044977
• CAS Number: 287111-25-5
• Molecular Formula: 13C18H32O2
• Molecular Weight: 298.31
• Purity: ≥95%
• Synonyms: (9Z,12Z)-(1,2,3,4,5,6,7,8,9,10,11,12,13,14,15,16,17,18-13C18)octadeca-9,12-dienoic acid
• InChI: InChI=1S/C18H32O2/c1-2-3-4-5-6-7-8-9-10-11-12-13-14-15-16-17-18(19)20/h6-7,9-10H,2-5,8,11-17H2,1H3,(H,19,20)/b7-6-,10-9-/i1+1,2+1,3+1,4+1,5+1,6+1,7+1,8+1,9+1,10+1,11+1,12+1,13+1,14+1,15+1,16+1,17+1,18+1
• InChIKey: OYHQOLUKZRVURQ-AZEGGMGZSA-N
• SMILES: [13CH3][13CH2][13CH2][13CH2][13CH2]/[13CH]=[13CH]\[13CH2]/[13CH]=[13CH]\[13CH2][13CH2][13CH2][13CH2][13CH2][13CH2][13CH2][13C](=O)O

Linoleic acid-¹³C₁₈（Cat No.:I044977）is a fully carbon-13-labeled essential polyunsaturated fatty acid (PUFA), featuring 18 carbon atoms enriched with ¹³C for precise metabolic tracking. As an omega-6 fatty acid, it plays a critical role in membrane structure, inflammation regulation, and lipid signaling pathways. This isotope-labeled form is widely used in lipidomics, metabolic flux analysis, and nutritional research to study fatty acid metabolism, desaturation, and elongation processes. Its high isotopic purity enables accurate quantification by mass spectrometry. Linoleic acid-¹³C₁₈ is intended for advanced biochemical and biomedical research applications only.