ACCESSION: MSBNK-UFZ-WANA030201AD6CPH
RECORD_TITLE: Cortisone; LC-ESI-ITFT; MS2; CE: 10%; R=15000; [M+H]+
DATE: 2023.08.12
AUTHORS: Tobias Schulze, Martin Krauss, Department of Effect-Directed Analysis, Helmholtz Centre for Environmental Research - UFZ, Leipzig, Germany
LICENSE: CC0
COPYRIGHT: Copyright (C) 2023
COMMENT: CONFIDENCE Reference Standard (Level 1)

CH$NAME: Cortisone
CH$NAME: (8S,9S,10R,13S,14S,17R)-17-hydroxy-17-(2-hydroxyacetyl)-10,13-dimethyl-1,2,6,7,8,9,12,14,15,16-decahydrocyclopenta[a]phenanthrene-3,11-dione
CH$COMPOUND_CLASS: N/A; Environmental Standard
CH$FORMULA: C₂₁H₂₈O₅
CH$EXACT_MASS: 360.193673996
CH$SMILES: C[C@]12CC(=O)[C@H]3[C@@H](CCC4=CC(=O)CC[C@]34C)[C@@H]1CC[C@]2(O)C(=O)CO
CH$IUPAC: InChI=1S/C21H28O5/c1-19-7-5-13(23)9-12(19)3-4-14-15-6-8-21(26,17(25)11-22)20(15,2)10-16(24)18(14)19/h9,14-15,18,22,26H,3-8,10-11H2,1-2H3/t14-,15-,18+,19-,20-,21-/m0/s1
CH$LINK: CAS 53-06-5
CH$LINK: CHEBI 16962
CH$LINK: KEGG D07749
CH$LINK: LIPIDMAPS LMST02030090
CH$LINK: PUBCHEM CID:222786
CH$LINK: INCHIKEY MFYSYFVPBJMHGN-ZPOLXVRWSA-N
CH$LINK: CHEMSPIDER 193441
CH$LINK: COMPTOX DTXSID5022857

AC$INSTRUMENT: LTQ Orbitrap XL Thermo Scientific
AC$INSTRUMENT_TYPE: LC-ESI-ITFT
AC$MASS_SPECTROMETRY: MS_TYPE MS2
AC$MASS_SPECTROMETRY: ION_MODE POSITIVE
AC$MASS_SPECTROMETRY: IONIZATION ESI
AC$MASS_SPECTROMETRY: FRAGMENTATION_MODE HCD
AC$MASS_SPECTROMETRY: COLLISION_ENERGY 10 % (nominal)
AC$MASS_SPECTROMETRY: RESOLUTION 15000
AC$MASS_SPECTROMETRY: MASS_RANGE_M/Z 50-375
AC$CHROMATOGRAPHY: COLUMN_NAME Kinetex Evo C18 2.6 um 50 x 2.1 mm
AC$CHROMATOGRAPHY: FLOW_GRADIENT 95/5 at 0 min, 95/5 at 1 min, 0/100 at 13 min, 0/100 at 24 min, 95/5 at 24.3 min, 95/5 at 32 min
AC$CHROMATOGRAPHY: FLOW_RATE 300 uL/min
AC$CHROMATOGRAPHY: RETENTION_TIME 9.574 min

MS$FOCUSED_ION: BASE_PEAK 361.201
MS$FOCUSED_ION: PRECURSOR_M/Z 361.201
MS$FOCUSED_ION: PRECURSOR_TYPE [M+H]+
MS$FOCUSED_ION: PRECURSOR_INTENSITY 16716732
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 3.11.2

PK$SPLASH: splash10-03di-0009000000-d383d4bcf1bef5d47b87
PK$ANNOTATION: m/z tentative_formula formula_count mass error(ppm)
  237.1629 C18H21+ 1 237.1638 -3.63
  361.1999 C21H29O5+ 1 361.201 -2.87
PK$NUM_PEAK: 2
PK$PEAK: m/z int. rel.int.
  237.1629 4075.4 2
  361.1999 1610508.9 999
//