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FAHFA 20:2/22:5
SpectraBase Compound ID JtQhDHXSdmI
InChI InChI=1S/C42H68O4/c1-3-5-7-9-11-13-15-17-19-20-21-23-25-27-29-31-33-39-42(45)46-40(37-34-35-38-41(43)44)36-32-30-28-26-24-22-18-16-14-12-10-8-6-4-2/h6,8,11-14,17-19,22,26,28,32,36,40H,3-5,7,9-10,15-16,20-21,23-25,27,29-31,33-35,37-39H2,1-2H3,(H,43,44)/b8-6-,13-11-,14-12-,19-17-,22-18-,28-26-,36-32-
InChIKey SXMFVFYPTFMGMK-NNGFZEIVNA-N
Mol Weight 637.0 g/mol
Molecular Formula C42H68O4
Exact Mass 636.511761 g/mol

Mass Spectrum (LC)

Mass Spectrum (LC)

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SpectraBase Spectrum ID 9WWFRMpdXc0
Name FAHFA 20:2/22:5
Classification Fatty acyls [FA]
Comments Fatty acid ester of hydroxyl fatty acid
Copyright Copyright © 2025 John Wiley & Sons, Inc. All Rights Reserved.
Exact Mass 636.511760666 u
Formula C42H68O4
InChI InChI=1S/C42H68O4/c1-3-5-7-9-11-13-15-17-19-20-21-23-25-27-29-31-33-39-42(45)46-40(37-34-35-38-41(43)44)36-32-30-28-26-24-22-18-16-14-12-10-8-6-4-2/h6,8,11-14,17-19,22,26,28,32,36,40H,3-5,7,9-10,15-16,20-21,23-25,27,29-31,33-35,37-39H2,1-2H3,(H,43,44)/b8-6-,13-11-,14-12-,19-17-,22-18-,28-26-,36-32-
InChIKey SXMFVFYPTFMGMK-NNGFZEIVNA-N
Ion Polarity N
Literature Reference Tsugawa, H.; Ikeda, K.; Takahashi, M.; Satoh, A.; Mori, Y.; Uchino, H.; Okahashi, N.; Yamada, Y.; Tada, I.; Bonini, P.; Higashi, Y.; Okazaki, Y.; Zhou, Z.; Zhu, Z.-J.; Koelmel, J.; Cajka, T.; Fiehn, O.; Saito, K.; Arita, M.; Arita, M. A Lipidome Atlas in MS-DIAL 4. Nature Biotechnology 2020, 38 (10), 1159–1163.
Literature Reference DOI https://doi.org/10.1038/s41587-020-0531-2
Precursor Ion [M-H]-
SMILES CCCCC\C=C/C\C=C/CCCCCCCCCC(=O)OC(CCCCC(O)=O)\C=C/C\C=C/C\C=C/C\C=C/C\C=C/CC
Sample Comments theoretical MS2 created from the information of SCIEX 5600 and 6600 with 45CE +-15CES