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PA 18:4_18:4
SpectraBase Compound ID OdyIUlZTTu
InChI InChI=1S/C39H61O8P/c1-3-5-7-9-11-13-15-17-19-21-23-25-27-29-31-33-38(40)45-35-37(36-46-48(42,43)44)47-39(41)34-32-30-28-26-24-22-20-18-16-14-12-10-8-6-4-2/h5-8,11-14,17-20,23-26,37H,3-4,9-10,15-16,21-22,27-36H2,1-2H3,(H2,42,43,44)/b7-5-,8-6-,13-11-,14-12-,19-17-,20-18-,25-23-,26-24-
InChIKey SXJYGMXFGUUCQI-CKKCRWTANA-N
Mol Weight 688.9 g/mol
Molecular Formula C39H61O8P
Exact Mass 688.410406 g/mol

Mass Spectrum (LC)

Mass Spectrum (LC)

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SpectraBase Spectrum ID CLUSIQBLQuE
Name PA 18:4_18:4
Classification Glycerophospholipids [GP]
Comments Phosphatidic acid
Copyright Copyright © 2025 John Wiley & Sons, Inc. All Rights Reserved.
Exact Mass 688.410405914 u
Formula C39H61O8P
InChI InChI=1S/C39H61O8P/c1-3-5-7-9-11-13-15-17-19-21-23-25-27-29-31-33-38(40)45-35-37(36-46-48(42,43)44)47-39(41)34-32-30-28-26-24-22-20-18-16-14-12-10-8-6-4-2/h5-8,11-14,17-20,23-26,37H,3-4,9-10,15-16,21-22,27-36H2,1-2H3,(H2,42,43,44)/b7-5-,8-6-,13-11-,14-12-,19-17-,20-18-,25-23-,26-24-
InChIKey SXJYGMXFGUUCQI-CKKCRWTANA-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 CC\C=C/C\C=C/C\C=C/C\C=C/CCCCC(=O)OCC(COP(O)(O)=O)OC(=O)CCCC\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