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Cer 21:2;2O/18:2;(2OH)
SpectraBase Compound ID EKt8ACW7m7w
InChI InChI=1S/C39H71NO4/c1-3-5-7-9-11-13-15-17-19-20-22-23-25-27-29-31-33-37(42)36(35-41)40-39(44)38(43)34-32-30-28-26-24-21-18-16-14-12-10-8-6-4-2/h12,14,16,18,23,25,31,33,36-38,41-43H,3-11,13,15,17,19-22,24,26-30,32,34-35H2,1-2H3,(H,40,44)/b14-12-,18-16-,25-23+,33-31+
InChIKey CFNVVNFWDUYKPD-UFXBHYSKNA-N
Mol Weight 618.0 g/mol
Molecular Formula C39H71NO4
Exact Mass 617.53831 g/mol

Mass Spectrum (LC)

Mass Spectrum (LC)

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SpectraBase Spectrum ID U73xgzurps
Name Cer 21:2;2O/18:2;(2OH)
Classification Sphingolipids [SP]
Comments Ceramide alpha-hydroxy fatty acid-sphingosine
Copyright Copyright © 2025 John Wiley & Sons, Inc. All Rights Reserved.
Exact Mass 617.538309766 u
Formula C39H71NO4
InChI InChI=1S/C39H71NO4/c1-3-5-7-9-11-13-15-17-19-20-22-23-25-27-29-31-33-37(42)36(35-41)40-39(44)38(43)34-32-30-28-26-24-21-18-16-14-12-10-8-6-4-2/h12,14,16,18,23,25,31,33,36-38,41-43H,3-11,13,15,17,19-22,24,26-30,32,34-35H2,1-2H3,(H,40,44)/b14-12-,18-16-,25-23+,33-31+
InChIKey CFNVVNFWDUYKPD-UFXBHYSKNA-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+CH3COO]-
SMILES CCCCCCCCCCCC\C=C\CC\C=C\C(O)C(CO)NC(=O)C(O)CCCCCCC\C=C/C=C\CCCCC
Sample Comments theoretical MS2 created from the information of SCIEX 5600 and 6600 with 45CE +-15CES