ACCESSION: MSBNK-NaToxAq-NA000068
RECORD_TITLE: Aldosterone; LC-ESI-ITFT; MS2; CE: 20%; R=15000; [M+H]+
DATE: 2018.08.29
AUTHORS: Tobias Schulze, Hubert Schupke, Martin Krauss, Department of Effect-Directed Analysis, Helmholtz Centre for Environmental Research GmbH - UFZ, Leipzig, Germany
LICENSE: CC BY
COPYRIGHT: Copyright (C) 2018
COMMENT: CONFIDENCE Reference Standard (Level 1)
COMMENT: NaToxAq - Natural Toxins and Drinking Water Quality - From Source to Tap (https://natoxaq.ku.dk)

CH$NAME: Aldosterone
CH$NAME: (8S,9S,10R,11S,13R,14S,17S)-11-hydroxy-17-(2-hydroxyacetyl)-10-methyl-3-oxo-1,2,6,7,8,9,11,12,14,15,16,17-dodecahydrocyclopenta[a]phenanthrene-13-carbaldehyde
CH$COMPOUND_CLASS: N/A; Environmental Standard
CH$FORMULA: C₂₁H₂₈O₅
CH$EXACT_MASS: 360.1937
CH$SMILES: [H][C@@]12CC[C@H](C(=O)CO)[C@]1(C[C@H](O)[C@@]1([H])[C@@]2([H])CCC2=CC(=O)CC[C@]12C)C=O
CH$IUPAC: InChI=1S/C21H28O5/c1-20-7-6-13(24)8-12(20)2-3-14-15-4-5-16(18(26)10-22)21(15,11-23)9-17(25)19(14)20/h8,11,14-17,19,22,25H,2-7,9-10H2,1H3/t14-,15-,16+,17-,19+,20-,21+/m0/s1
CH$LINK: CAS 52-39-1
CH$LINK: CHEBI 27584
CH$LINK: KEGG C01780
CH$LINK: LIPIDMAPS LMST02030026
CH$LINK: PUBCHEM CID:5839
CH$LINK: INCHIKEY PQSUYGKTWSAVDQ-ZVIOFETBSA-N
CH$LINK: CHEMSPIDER 5633
CH$LINK: COMPTOX DTXSID7022419

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$CHROMATOGRAPHY: COLUMN_NAME Kinetex Evo C18 2.6 um 50x2.1 mm, Phenomenex
AC$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 9.807 min
AC$CHROMATOGRAPHY: SOLVENT A water with 0.1% formic acid
AC$CHROMATOGRAPHY: SOLVENT B methanol with 0.1% formic acid

MS$FOCUSED_ION: BASE_PEAK 361.2012
MS$FOCUSED_ION: PRECURSOR_M/Z 361.201
MS$FOCUSED_ION: PRECURSOR_TYPE [M+H]+
MS$DATA_PROCESSING: RECALIBRATE loess on assigned fragments and MS1
MS$DATA_PROCESSING: REANALYZE Peaks with additional N2/O included
MS$DATA_PROCESSING: WHOLE RMassBank 2.9.1

PK$SPLASH: splash10-06tg-0209000000-ab07a3f5a8fe42ea8011
PK$ANNOTATION: m/z tentative_formula formula_count mass error(ppm)
  147.0806 C10H11O+ 1 147.0804 1.07
  279.1741 C20H23O+ 1 279.1743 -0.77
  307.1694 C21H23O2+ 1 307.1693 0.56
  325.1799 C21H25O3+ 1 325.1798 0.34
  343.1902 C21H27O4+ 1 343.1904 -0.52
  361.2005 C21H29O5+ 1 361.201 -1.22
PK$NUM_PEAK: 6
PK$PEAK: m/z int. rel.int.
  147.0806 2991.4 717
  279.1741 1085.5 260
  307.1694 2566.7 616
  325.1799 2156.6 517
  343.1902 4162.4 999
  361.2005 3569.6 856
//