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MassBank Record: MSBNK-NaToxAq-NA000184

4-Hydroxycoumarin; LC-ESI-ITFT; MS2; CE: 100%; R=15000; [M+H]+

Mass Spectrum
Chemical Structure
Generated by the Chemistry Development Kit (http://github.com/cdk)

ACCESSION: MSBNK-NaToxAq-NA000184
RECORD_TITLE: 4-Hydroxycoumarin; LC-ESI-ITFT; MS2; CE: 100%; 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$NAME: 4-Hydroxycoumarin
CH$NAME: 4-hydroxychromen-2-one
CH$COMPOUND_CLASS: N/A; Environmental Standard
CH$FORMULA: C9H6O3
CH$EXACT_MASS: 162.0317
CH$SMILES: OC1=CC(=O)OC2=CC=CC=C12
CH$IUPAC: InChI=1S/C9H6O3/c10-7-5-9(11)12-8-4-2-1-3-6(7)8/h1-5,10H
CH$LINK: CAS 1076-38-6
CH$LINK: CHEBI 40070
CH$LINK: KEGG C20414
CH$LINK: PUBCHEM CID:54682930
CH$LINK: INCHIKEY VXIXUWQIVKSKSA-UHFFFAOYSA-N
CH$LINK: CHEMSPIDER 10254753
CH$LINK: COMPTOX DTXSID8061472

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$MASS_SPECTROMETRY: COLLISION_ENERGY 100 % (nominal)
AC$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 7.960 min
AC$CHROMATOGRAPHY: SOLVENT A water with 0.1% formic acid
AC$CHROMATOGRAPHY: SOLVENT B methanol with 0.1% formic acid

MS$FOCUSED_ION: BASE_PEAK 163.0391
MS$FOCUSED_ION: PRECURSOR_M/Z 163.039
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$SPLASH: splash10-00xr-9800000000-9f03017ea99224cb91bf
PK$ANNOTATION: m/z tentative_formula formula_count mass error(ppm)
  65.0383 C5H5+ 1 65.0386 -4.75
  67.054 C5H7+ 1 67.0542 -3.35
  68.9968 C3HO2+ 1 68.9971 -4
  77.0384 C6H5+ 1 77.0386 -2.54
  79.0541 C6H7+ 1 79.0542 -1.94
  89.0385 C7H5+ 1 89.0386 -0.67
  91.0541 C7H7+ 1 91.0542 -1.07
  93.0334 C6H5O+ 1 93.0335 -0.95
  95.049 C6H7O+ 1 95.0491 -1.03
  101.0384 C8H5+ 1 101.0386 -1.96
  105.0446 C6H5N2+ 1 105.0447 -0.91
  107.049 C7H7O+ 1 107.0491 -0.89
  111.0439 C6H7O2+ 1 111.0441 -1.18
  119.0491 C8H7O+ 1 119.0491 -0.42
  121.0283 C7H5O2+ 1 121.0284 -1.08
  121.0393 C6H5N2O+ 1 121.0396 -2.93
  129.0444 C8H5N2+ 1 129.0447 -2.13
  139.0388 C7H7O3+ 1 139.039 -1.57
  145.0281 C9H5O2+ 1 145.0284 -2.13
  163.0387 C9H7O3+ 1 163.039 -1.71
PK$NUM_PEAK: 20
PK$PEAK: m/z int. rel.int.
  65.0383 827326.3 370
  67.054 8646.3 3
  68.9968 619996.1 277
  77.0384 237674.7 106
  79.0541 159026.4 71
  89.0385 69653.5 31
  91.0541 855089.4 382
  93.0334 408301.7 182
  95.049 348889.2 156
  101.0384 10775.8 4
  105.0446 105186.6 47
  107.049 43382.9 19
  111.0439 72122.9 32
  119.0491 26283.1 11
  121.0283 2231361.5 999
  121.0393 518570.5 232
  129.0444 36037.6 16
  139.0388 12365.7 5
  145.0281 13160.1 5
  163.0387 178963.5 80
//

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