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Cer 21:0;2O/14:1;O(FA 20:2)
SpectraBase Compound ID C7VWAxAb8RV
InChI InChI=1S/C55H103NO5/c1-3-5-7-9-11-13-15-17-19-21-23-25-29-33-37-41-45-49-55(60)61-50-46-42-38-34-30-26-28-32-36-40-44-48-54(59)56-52(51-57)53(58)47-43-39-35-31-27-24-22-20-18-16-14-12-10-8-6-4-2/h11,13,17,19,30,34,52-53,57-58H,3-10,12,14-16,18,20-29,31-33,35-51H2,1-2H3,(H,56,59)/b13-11-,19-17-,34-30-
InChIKey CMJKSOJWSUEXIA-JZBUDOPINA-N
Mol Weight 858.4 g/mol
Molecular Formula C55H103NO5
Exact Mass 857.783625 g/mol

Mass Spectrum (LC)

Mass Spectrum (LC)

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SpectraBase Spectrum ID LFIF10Vm9IV
Name Cer 21:0;2O/14:1;O(FA 20:2)
Classification Sphingolipids [SP]
Comments Ceramide Esterified omega-hydroxy fatty acid-dihydrosphingosine
Copyright Copyright © 2025 John Wiley & Sons, Inc. All Rights Reserved.
Exact Mass 857.783625416 u
Formula C55H103NO5
InChI InChI=1S/C55H103NO5/c1-3-5-7-9-11-13-15-17-19-21-23-25-29-33-37-41-45-49-55(60)61-50-46-42-38-34-30-26-28-32-36-40-44-48-54(59)56-52(51-57)53(58)47-43-39-35-31-27-24-22-20-18-16-14-12-10-8-6-4-2/h11,13,17,19,30,34,52-53,57-58H,3-10,12,14-16,18,20-29,31-33,35-51H2,1-2H3,(H,56,59)/b13-11-,19-17-,34-30-
InChIKey CMJKSOJWSUEXIA-JZBUDOPINA-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 CCCCCCCCCCCCCCCCCCC(O)C(CO)NC(=O)CCCCCCC\C=C/CCCCOC(=O)CCCCCCCCC\C=C/C\C=C/CCCCC
Sample Comments theoretical MS2 created from the information of SCIEX 5600 and 6600 with 45CE +-15CES