ACCESSION: MSBNK-UFZ-WANA240403B085PH
RECORD_TITLE: Benzocain; LC-ESI-ITFT; MS2; CE: 20%; R=15000; [M+H]+
DATE: 2023.08.12
AUTHORS: Tobias Schulze, Martin Krauss, Department of Effect-Directed Analysis, Helmholtz Centre for Environmental Research - UFZ, Leipzig, Germany
LICENSE: CC0
COPYRIGHT: Copyright (C) 2023
COMMENT: CONFIDENCE Reference Standard (Level 1)

CH$NAME: Benzocain
CH$NAME: Benzocaine
CH$NAME: ethyl 4-aminobenzoate
CH$COMPOUND_CLASS: N/A; Environmental Standard
CH$FORMULA: C₉H₁₁NO₂
CH$EXACT_MASS: 165.078978592
CH$SMILES: CCOC(=O)C1=CC=C(N)C=C1
CH$IUPAC: InChI=1S/C9H11NO2/c1-2-12-9(11)7-3-5-8(10)6-4-7/h3-6H,2,10H2,1H3
CH$LINK: CAS 94-09-7
CH$LINK: CHEBI 116735
CH$LINK: KEGG D00552
CH$LINK: PUBCHEM CID:2337
CH$LINK: INCHIKEY BLFLLBZGZJTVJG-UHFFFAOYSA-N
CH$LINK: CHEMSPIDER 13854242
CH$LINK: COMPTOX DTXSID8021804

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$MASS_SPECTROMETRY: MASS_RANGE_M/Z 50-180
AC$CHROMATOGRAPHY: COLUMN_NAME Kinetex Evo C18 2.6 um 50 x 2.1 mm
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 7.552 min

MS$FOCUSED_ION: BASE_PEAK 166.0868
MS$FOCUSED_ION: PRECURSOR_M/Z 166.0863
MS$FOCUSED_ION: PRECURSOR_TYPE [M+H]+
MS$FOCUSED_ION: PRECURSOR_INTENSITY 35977916
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 3.11.2

PK$SPLASH: splash10-014r-0900000000-37a97b2844a1b226d22b
PK$ANNOTATION: m/z tentative_formula formula_count mass error(ppm)
  94.0652 C6H8N+ 1 94.0651 1.12
  120.0446 C7H6NO+ 1 120.0444 1.39
  122.0965 C8H12N+ 1 122.0964 0.62
  138.0551 C7H8NO2+ 1 138.055 1.35
  166.0864 C9H12NO2+ 1 166.0863 1.12
PK$NUM_PEAK: 5
PK$PEAK: m/z int. rel.int.
  94.0652 296264.9 51
  120.0446 429489.1 74
  122.0965 33156.8 5
  138.0551 4826389 840
  166.0864 5734696.5 999
//