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CE 21:2
SpectraBase Compound ID LGOqBe8dlgM
InChI InChI=1S/C48H82O2/c1-7-8-9-10-11-12-13-14-15-16-17-18-19-20-21-22-23-24-28-46(49)50-41-33-35-47(5)40(37-41)29-30-42-44-32-31-43(39(4)27-25-26-38(2)3)48(44,6)36-34-45(42)47/h12-13,15-16,29,38-39,41-45H,7-11,14,17-28,30-37H2,1-6H3/b13-12-,16-15-
InChIKey VVOQWFJBSWBUHF-QGLGPCELNA-N
Mol Weight 691.2 g/mol
Molecular Formula C48H82O2
Exact Mass 690.631482 g/mol

Mass Spectrum (LC)

Mass Spectrum (LC)

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SpectraBase Spectrum ID Hp8eQXvSfW8
Name CE 21:2
Classification Sterol Lipids [ST]
Comments Cholesterol ester
Copyright Copyright © 2025 John Wiley & Sons, Inc. All Rights Reserved.
Exact Mass 690.631481878 u
Formula C48H82O2
InChI InChI=1S/C48H82O2/c1-7-8-9-10-11-12-13-14-15-16-17-18-19-20-21-22-23-24-28-46(49)50-41-33-35-47(5)40(37-41)29-30-42-44-32-31-43(39(4)27-25-26-38(2)3)48(44,6)36-34-45(42)47/h12-13,15-16,29,38-39,41-45H,7-11,14,17-28,30-37H2,1-6H3/b13-12-,16-15-
InChIKey VVOQWFJBSWBUHF-QGLGPCELNA-N
Ion Polarity P
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+NH4]+
SMILES CCCCCC\C=C/C\C=C/CCCCCCCCCC(=O)OC1CCC2(C)C3CCC4(C)C(CCC4C3CC=C2C1)C(C)CCCC(C)C
Sample Comments theoretical MS2 created from the information of SCIEX 5600 and 6600 with 45CE +-15CES