ACCESSION: MSBNK-UFZ-WANA046603B085PH
RECORD_TITLE: Cetirizine; 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$NAME: Cetirizine
CH$NAME: 2-[2-[4-[(4-chlorophenyl)-phenylmethyl]piperazin-1-yl]ethoxy]acetic acid
CH$COMPOUND_CLASS: N/A; Environmental Standard
CH$FORMULA: C₂₁H₂₅ClN₂O₃
CH$EXACT_MASS: 388.15537034
CH$SMILES: OC(=O)COCCN1CCN(CC1)C(C1=CC=CC=C1)C1=CC=C(Cl)C=C1
CH$IUPAC: InChI=1S/C21H25ClN2O3/c22-19-8-6-18(7-9-19)21(17-4-2-1-3-5-17)24-12-10-23(11-13-24)14-15-27-16-20(25)26/h1-9,21H,10-16H2,(H,25,26)
CH$LINK: CAS 83881-52-1
CH$LINK: CHEBI 3561
CH$LINK: KEGG D07662
CH$LINK: PUBCHEM CID:2678
CH$LINK: INCHIKEY ZKLPARSLTMPFCP-UHFFFAOYSA-N
CH$LINK: CHEMSPIDER 2577
CH$LINK: COMPTOX DTXSID4022787

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$MASS_SPECTROMETRY: MASS_RANGE_M/Z 50-400
AC$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 9.929 min

MS$FOCUSED_ION: BASE_PEAK 389.1636
MS$FOCUSED_ION: PRECURSOR_M/Z 389.1626
MS$FOCUSED_ION: PRECURSOR_TYPE [M+H]+
MS$FOCUSED_ION: PRECURSOR_INTENSITY 17586080
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$SPLASH: splash10-0udi-0090000000-f9bbe16c2bc9205e0ffb
PK$ANNOTATION: m/z tentative_formula formula_count mass error(ppm)
  166.0777 C13H10+ 1 166.0777 -0.02
  187.1077 C8H15N2O3+ 1 187.1077 -0.32
  201.0465 C13H10Cl+ 1 201.0466 -0.11
  389.1622 C21H26ClN2O3+ 1 389.1626 -1.17
PK$NUM_PEAK: 4
PK$PEAK: m/z int. rel.int.
  166.0777 79287.6 5
  187.1077 416743.2 29
  201.0465 14289453 999
  389.1622 1259578.6 88
//