ACCESSION: MSBNK-Eawag-EQ01153755
RECORD_TITLE: 3-Hydroxymethylmefenamic acid; LC-ESI-QFT; MS2; CE: 75%; 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 11537

CH$NAME: 3-Hydroxymethylmefenamic acid
CH$NAME: 3-Hydroxymethyl Mefenamic Acid
CH$NAME: 2-[3-(hydroxymethyl)-2-methylanilino]benzoic acid
CH$COMPOUND_CLASS: N/A; Environmental Standard
CH$FORMULA: C₁₅H₁₅NO₃
CH$EXACT_MASS: 257.1051933
CH$SMILES: CC1=C(C=CC=C1NC2=CC=CC=C2C(=O)O)CO
CH$IUPAC: InChI=1S/C15H15NO3/c1-10-11(9-17)5-4-8-13(10)16-14-7-3-2-6-12(14)15(18)19/h2-8,16-17H,9H2,1H3,(H,18,19)
CH$LINK: PUBCHEM CID:610738
CH$LINK: INCHIKEY QBONJEHEDCBRMZ-UHFFFAOYSA-N
CH$LINK: CHEMSPIDER 530914

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$MASS_SPECTROMETRY: COLLISION_ENERGY 75 % (nominal)
AC$MASS_SPECTROMETRY: RESOLUTION 17500
AC$MASS_SPECTROMETRY: MASS_RANGE_M/Z 50-282
AC$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 8.524 min

MS$FOCUSED_ION: BASE_PEAK 256.0978
MS$FOCUSED_ION: PRECURSOR_M/Z 256.0979
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$SPLASH: splash10-001l-3900000000-bd0abb07217d1bdde259
PK$ANNOTATION: m/z tentative_formula formula_count mass error(ppm)
  92.0505 C6H6N- 1 92.0506 -0.34
  106.0664 C7H8N- 1 106.0662 1.25
  165.0711 C13H9- 1 165.071 0.84
  166.0662 C12H8N- 1 166.0662 -0.32
  179.0741 C13H9N- 1 179.074 0.03
  180.0818 C13H10N- 1 180.0819 -0.3
  182.0974 C13H12N- 1 182.0975 -0.45
  210.0921 C14H12NO- 1 210.0924 -1.41
PK$NUM_PEAK: 8
PK$PEAK: m/z int. rel.int.
  92.0505 10076254 789
  106.0664 247111.5 19
  165.0711 2024143.4 158
  166.0662 2319294.2 181
  179.0741 421258.2 32
  180.0818 6577314.5 515
  182.0974 12754076 999
  210.0921 221817 17
//