MassBank Record: MSBNK-Antwerp_Univ-METOX_N103259_4D57
ACCESSION: MSBNK-Antwerp_Univ-METOX_N103259_4D57
RECORD_TITLE: Corticosterone; LC-ESI-QTOF; MS2; CE: 10eV; R=7000; [M-CH3]-
DATE: 2022.04.09
AUTHORS: da Silva KM, Iturrospe E, van de Lavoir M, Robeyns R, University of Antwerp, Belgium
LICENSE: CC BY
COPYRIGHT: Copyright (c) 2021 by Toxicological Center, University of Antwerp, Wilrijk, Belgium
COMMENT: CONFIDENCE Standard compound
COMMENT: INTERNAL_ID 1032
CH$NAME: Corticosterone
CH$NAME: (8S,9S,10R,11S,13S,14S,17S)-11-hydroxy-17-(2-hydroxyacetyl)-10,13-dimethyl-1,2,6,7,8,9,11,12,14,15,16,17-dodecahydrocyclopenta[a]phenanthren-3-one
CH$COMPOUND_CLASS: N/A; Metabolomics Standard
CH$FORMULA: C21H30O4
CH$EXACT_MASS: 346.2144
CH$SMILES: C[C@]12CCC(=O)C=C1CC[C@@H]3[C@@H]2[C@H](C[C@]4([C@H]3CC[C@@H]4C(=O)CO)C)O
CH$IUPAC: InChI=1S/C21H30O4/c1-20-8-7-13(23)9-12(20)3-4-14-15-5-6-16(18(25)11-22)21(15,2)10-17(24)19(14)20/h9,14-17,19,22,24H,3-8,10-11H2,1-2H3/t14-,15-,16+,17-,19+,20-,21-/m0/s1
CH$LINK: CAS
50-22-6
CH$LINK: CHEBI
16827
CH$LINK: KEGG
C02140
CH$LINK: LIPIDMAPS
LMST02030186
CH$LINK: PUBCHEM
CID:5753
CH$LINK: INCHIKEY
OMFXVFTZEKFJBZ-HJTSIMOOSA-N
CH$LINK: CHEMSPIDER
5550
AC$INSTRUMENT: Agilent 6560 QTOF
AC$INSTRUMENT_TYPE: LC-ESI-QTOF
AC$MASS_SPECTROMETRY: MS_TYPE MS2
AC$MASS_SPECTROMETRY: ION_MODE NEGATIVE
AC$MASS_SPECTROMETRY: IONIZATION ESI
AC$MASS_SPECTROMETRY: FRAGMENTATION_MODE CID
AC$MASS_SPECTROMETRY: COLLISION_ENERGY 10 eV
AC$MASS_SPECTROMETRY: RESOLUTION 7000
AC$MASS_SPECTROMETRY: MASS_RANGE_M/Z 72-1666
AC$CHROMATOGRAPHY: COLUMN_NAME N/A
AC$CHROMATOGRAPHY: FLOW_GRADIENT 50/50 isocratic
AC$CHROMATOGRAPHY: FLOW_RATE 200 uL/min
AC$CHROMATOGRAPHY: RETENTION_TIME 0.214 min
AC$CHROMATOGRAPHY: SOLVENT A 30/70 acetonitrile/water with 2mM ammonium acetate
AC$CHROMATOGRAPHY: SOLVENT B 88/10/2 isopropanol/acetonitrile/water with 2mM ammonium acetate
MS$FOCUSED_ION: BASE_PEAK 405.229
MS$FOCUSED_ION: PRECURSOR_M/Z 331.1915
MS$FOCUSED_ION: PRECURSOR_TYPE [M-CH3]-
MS$FOCUSED_ION: PRECURSOR_INTENSITY 9985
MS$DATA_PROCESSING: RECALIBRATE loess on assigned fragments and MS1
MS$DATA_PROCESSING: REANALYZE Peaks with additional N2/O included
MS$DATA_PROCESSING: WHOLE RMassBank 3.5.2.1
PK$SPLASH: splash10-001i-0009000000-4138334f26d791fe01ea
PK$ANNOTATION: m/z tentative_formula formula_count mass error(ppm)
135.1033 C6H15O3- 1 135.1027 4.66
285.1832 C19H25O2- 1 285.186 -9.93
313.1767 C20H25O3- 1 313.1809 -13.59
315.1568 C19H23O4- 1 315.1602 -10.89
331.1917 C20H27O4- 1 331.1915 0.55
PK$NUM_PEAK: 5
PK$PEAK: m/z int. rel.int.
135.1033 24 29
285.1832 38.7 47
313.1767 87.4 108
315.1568 91.8 113
331.1917 805.3 999
//
system version 2.2.8-SNAPSHOT