ACCESSION: MSBNK-Eawag-EQ01153754
RECORD_TITLE: 3-Hydroxymethylmefenamic acid; LC-ESI-QFT; MS2; CE: 60%; 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$MASS_SPECTROMETRY: COLLISION_ENERGY 60 % (nominal)
AC$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$SPLASH: splash10-001i-0900000000-f18e582433c202e8bb8a
PK$ANNOTATION: m/z tentative_formula formula_count mass error(ppm)
  92.0506 C6H6N- 1 92.0506 0.07
  165.071 C13H9- 1 165.071 0.01
  166.0661 C12H8N- 1 166.0662 -0.69
  168.0815 C12H10N- 1 168.0819 -2.01
  179.0738 C13H9N- 1 179.074 -1.17
  180.0818 C13H10N- 1 180.0819 -0.3
  182.0975 C13H12N- 1 182.0975 -0.36
  194.0969 C14H12N- 1 194.0975 -3.06
  210.0931 C14H12NO- 1 210.0924 3.1
  212.1077 C14H14NO- 1 212.1081 -1.66
PK$NUM_PEAK: 10
PK$PEAK: m/z int. rel.int.
  92.0506 4432680 102
  165.071 1857472.8 43
  166.0661 1831618.5 42
  168.0815 270113.3 6
  179.0738 533084.4 12
  180.0818 5982419.5 138
  182.0975 42998784 999
  194.0969 402189.1 9
  210.0931 781531.1 18
  212.1077 1350132.2 31
//