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Cer 20:1;2O/16:1;O(FA 19:2)
SpectraBase Compound ID 6uBhfkBMPuq
InChI InChI=1S/C55H101NO5/c1-3-5-7-9-11-13-15-17-19-21-25-29-33-37-41-45-49-55(60)61-50-46-42-38-34-30-26-22-24-28-32-36-40-44-48-54(59)56-52(51-57)53(58)47-43-39-35-31-27-23-20-18-16-14-12-10-8-6-4-2/h13,15,19,21,24,28,43,47,52-53,57-58H,3-12,14,16-18,20,22-23,25-27,29-42,44-46,48-51H2,1-2H3,(H,56,59)/b15-13-,21-19-,28-24-,47-43+
InChIKey MFKUJSPFRJAMDT-BRIFDTKMNA-N
Mol Weight 856.4 g/mol
Molecular Formula C55H101NO5
Exact Mass 855.767975 g/mol

Mass Spectrum (LC)

Mass Spectrum (LC)

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SpectraBase Spectrum ID GTy756OWdZR
Name Cer 20:1;2O/16:1;O(FA 19:2)
Classification Sphingolipids [SP]
Comments Ceramide Esterified omega-hydroxy fatty acid-sphingosine
Copyright Copyright © 2025 John Wiley & Sons, Inc. All Rights Reserved.
Exact Mass 855.767975351 u
Formula C55H101NO5
InChI InChI=1S/C55H101NO5/c1-3-5-7-9-11-13-15-17-19-21-25-29-33-37-41-45-49-55(60)61-50-46-42-38-34-30-26-22-24-28-32-36-40-44-48-54(59)56-52(51-57)53(58)47-43-39-35-31-27-23-20-18-16-14-12-10-8-6-4-2/h13,15,19,21,24,28,43,47,52-53,57-58H,3-12,14,16-18,20,22-23,25-27,29-42,44-46,48-51H2,1-2H3,(H,56,59)/b15-13-,21-19-,28-24-,47-43+
InChIKey MFKUJSPFRJAMDT-BRIFDTKMNA-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 CCCCCCCCCCCCCCC\C=C\C(O)C(CO)NC(=O)CCCCC\C=C/CCCCCCCCOC(=O)CCCCCCC\C=C/C\C=C/CCCCCC
Sample Comments theoretical MS2 created from the information of SCIEX 5600 and 6600 with 45CE +-15CES