ACCESSION: MSBNK-UFZ-WANA280903B085PH
RECORD_TITLE: 11-Ketotestosterone; LC-ESI-ITFT; MS2; CE: 20%; 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$NAME: 11-Ketotestosterone
CH$NAME: (8S,9S,10R,13S,14S,17S)-17-hydroxy-10,13-dimethyl-2,6,7,8,9,12,14,15,16,17-decahydro-1H-cyclopenta[a]phenanthrene-3,11-dione
CH$COMPOUND_CLASS: N/A; Environmental Standard
CH$FORMULA: C₁₉H₂₆O₃
CH$EXACT_MASS: 302.188194692
CH$SMILES: C[C@]12CC(=O)[C@H]3[C@@H](CCC4=CC(=O)CC[C@]34C)[C@@H]1CC[C@@H]2O
CH$IUPAC: InChI=1S/C19H26O3/c1-18-8-7-12(20)9-11(18)3-4-13-14-5-6-16(22)19(14,2)10-15(21)17(13)18/h9,13-14,16-17,22H,3-8,10H2,1-2H3/t13-,14-,16-,17+,18-,19-/m0/s1
CH$LINK: CAS 564-35-2
CH$LINK: CHEBI 34133
CH$LINK: KEGG C14256
CH$LINK: PUBCHEM CID:5282365
CH$LINK: INCHIKEY WTPMRQZHJLJSBO-XQALERBDSA-N
CH$LINK: CHEMSPIDER 4445528
CH$LINK: COMPTOX DTXSID8036499

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$MASS_SPECTROMETRY: COLLISION_ENERGY 20 % (nominal)
AC$MASS_SPECTROMETRY: RESOLUTION 15000
AC$MASS_SPECTROMETRY: MASS_RANGE_M/Z 50-315
AC$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 9.898 min

MS$FOCUSED_ION: BASE_PEAK 116.9859
MS$FOCUSED_ION: PRECURSOR_M/Z 303.1955
MS$FOCUSED_ION: PRECURSOR_TYPE [M+H]+
MS$FOCUSED_ION: PRECURSOR_INTENSITY 2999005.5
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$SPLASH: splash10-0udi-0009000000-445b4261cdf47feec2db
PK$ANNOTATION: m/z tentative_formula formula_count mass error(ppm)
  121.0647 C8H9O+ 1 121.0648 -0.66
  147.0809 C10H11O+ 1 147.0804 3.34
  267.174 C19H23O+ 1 267.1743 -1.35
  285.1845 C19H25O2+ 1 285.1849 -1.41
  303.1947 C19H27O3+ 1 303.1955 -2.45
PK$NUM_PEAK: 5
PK$PEAK: m/z int. rel.int.
  121.0647 13224.6 3
  147.0809 4518.8 1
  267.174 23300.8 6
  285.1845 17454.4 4
  303.1947 3606482 999
//