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MassBank Record: MSBNK-Eawag-EQ01149753

4-Hydroxybenzaldehyde; LC-ESI-QFT; MS2; CE: 45%; R=17500; [M-H]-

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

ACCESSION: MSBNK-Eawag-EQ01149753
RECORD_TITLE: 4-Hydroxybenzaldehyde; LC-ESI-QFT; MS2; CE: 45%; R=17500; [M-H]-
DATE: 2024.05.08
AUTHORS: C. Meyer [dtc], B. Beck [dtc,com], J. Hollender [dtc]
LICENSE: CC BY-SA
COPYRIGHT: Copyright (C) Eawag 2023
PUBLICATION: Meyer, C., Stravs, M., Hollender, J.. How Wastewater Reflects Human Metabolism - Suspect Screening of Pharmaceutical Metabolites in Wastewater Influent. doi:10.1021/acs.est.4c00968
COMMENT: CONFIDENCE standard compound
COMMENT: UCHEM_ID 11497

CH$NAME: 4-Hydroxybenzaldehyde
CH$COMPOUND_CLASS: N/A; Environmental Standard
CH$FORMULA: C7H6O2
CH$EXACT_MASS: 122.0367794
CH$SMILES: C1=CC(=CC=C1C=O)O
CH$IUPAC: InChI=1S/C7H6O2/c8-5-6-1-3-7(9)4-2-6/h1-5,9H
CH$LINK: CHEBI 17597
CH$LINK: PUBCHEM CID:126
CH$LINK: INCHIKEY RGHHSNMVTDWUBI-UHFFFAOYSA-N
CH$LINK: CHEMSPIDER 123

AC$INSTRUMENT: Exploris 240 Orbitrap Thermo Scientific
AC$INSTRUMENT_TYPE: LC-ESI-QFT
AC$MASS_SPECTROMETRY: MS_TYPE MS2
AC$MASS_SPECTROMETRY: ION_MODE NEGATIVE
AC$MASS_SPECTROMETRY: IONIZATION ESI
AC$MASS_SPECTROMETRY: FRAGMENTATION_MODE HCD
AC$MASS_SPECTROMETRY: COLLISION_ENERGY 45 % (nominal)
AC$MASS_SPECTROMETRY: RESOLUTION 17500
AC$MASS_SPECTROMETRY: MASS_RANGE_M/Z 40-144
AC$CHROMATOGRAPHY: COLUMN_NAME XBridge C18 3.5um, 2.1x50mm, Waters
AC$CHROMATOGRAPHY: FLOW_GRADIENT 90/10 at 0 min, 50/50 at 4 min, 5/95 at 17 min, 5/95 at 25 min, 90/10 at 25.1 min, 90/10 at 30 min
AC$CHROMATOGRAPHY: FLOW_RATE 200 uL/min
AC$CHROMATOGRAPHY: RETENTION_TIME 3.313 min

MS$FOCUSED_ION: BASE_PEAK 121.0295
MS$FOCUSED_ION: PRECURSOR_M/Z 121.0295
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 3.15.1

PK$SPLASH: splash10-00di-0900000000-f51b431e5b1b55d502fa
PK$ANNOTATION: m/z tentative_formula formula_count mass error(ppm)
  92.027 C6H4O- 1 92.0268 2.13
  93.0346 C6H5O- 1 93.0346 0.64
  120.0217 C7H4O2- 1 120.0217 -0.07
  121.0295 C7H5O2- 1 121.0295 0.39
PK$NUM_PEAK: 4
PK$PEAK: m/z int. rel.int.
  92.027 871788.3 3
  93.0346 650107.6 2
  120.0217 2341235 8
  121.0295 265984096 999
//

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