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SM 16:3;2O/18:5
SpectraBase Compound ID 9T44vJS1TR2
InChI InChI=1S/C39H65N2O6P/c1-6-8-10-12-14-16-18-19-20-21-23-25-27-29-31-33-39(43)40-37(36-47-48(44,45)46-35-34-41(3,4)5)38(42)32-30-28-26-24-22-17-15-13-11-9-7-2/h8,10-11,13-14,16,19-20,22-25,29-32,37-38,42H,6-7,9,12,15,17-18,21,26-28,33-36H2,1-5H3,(H-,40,43,44,45)/b10-8-,13-11+,16-14-,20-19-,24-22+,25-23-,31-29-,32-30+
InChIKey RPXMRQOIQONHTR-NAWAZXNSNA-N
Mol Weight 688.9 g/mol
Molecular Formula C39H65N2O6P
Exact Mass 688.458025 g/mol

Mass Spectrum (LC)

Mass Spectrum (LC)

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SpectraBase Spectrum ID IK8PhZr0Y78
Name SM 16:3;2O/18:5
Classification Sphingolipids [SP]
Comments Sphingomyelin
Copyright Copyright © 2025 John Wiley & Sons, Inc. All Rights Reserved.
Exact Mass 688.458024813 u
Formula C39H65N2O6P
InChI InChI=1S/C39H65N2O6P/c1-6-8-10-12-14-16-18-19-20-21-23-25-27-29-31-33-39(43)40-37(36-47-48(44,45)46-35-34-41(3,4)5)38(42)32-30-28-26-24-22-17-15-13-11-9-7-2/h8,10-11,13-14,16,19-20,22-25,29-32,37-38,42H,6-7,9,12,15,17-18,21,26-28,33-36H2,1-5H3,(H-,40,43,44,45)/b10-8-,13-11+,16-14-,20-19-,24-22+,25-23-,31-29-,32-30+
InChIKey RPXMRQOIQONHTR-NAWAZXNSNA-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+HCOO]-
SMILES CCC\C=C\CC\C=C\CC\C=C\C(O)C(COP([O-])(=O)OCC[N+](C)(C)C)NC(=O)C\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