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MassBank Record: MSBNK-LCSB-LU044851

Gemfibrozil; LC-ESI-QFT; MS2; CE: 15; R=17500; [M-H]-

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

ACCESSION: MSBNK-LCSB-LU044851
RECORD_TITLE: Gemfibrozil; LC-ESI-QFT; MS2; CE: 15; R=17500; [M-H]-
DATE: 2020.08.19
AUTHORS: Elapavalore, A.; Kondić, T.; Singh, R.; Schymanski, E.
LICENSE: CC BY
COPYRIGHT: Copyright © 2019 by Environmental Cheminformatics, LCSB, University of Luxembourg, Luxembourg
PUBLICATION: Elapavalore, A.; Kondić, T.; et al., Adding Open Spectral Data to MassBank and PubChem Using Open Source Tools to Support Non-Targeted Exposomics of Mixtures (submitted).
PROJECT: ENTACT U.S. Environmental Protection Agency’s Non-Targeted Analysis Collaborative Trial
COMMENT: CONFIDENCE standard compound
COMMENT: INTERNAL_ID 448
COMMENT: DATASET 20200303_ENTACT_RP_MIX506
COMMENT: DATA_PROCESSING MERGING RMBmix ver. 0.2.7
COMMENT: DATA_PROCESSING PRESCREENING Shinyscreen ver. 0.8.0
COMMENT: ORIGINAL_ACQUISITION_NO 5626
COMMENT: ORIGINAL_PRECURSOR_SCAN_NO 5624
COMMENT: RAW_DATA available as MSV000091754 at [DOI:10.25345/C5S46HG75]

CH$NAME: Gemfibrozil
CH$COMPOUND_CLASS: N/A; Environmental Standard
CH$FORMULA: C15H22O3
CH$EXACT_MASS: 250.1569
CH$SMILES: CC1=CC(OCCCC(C)(C)C(O)=O)=C(C)C=C1
CH$IUPAC: InChI=1S/C15H22O3/c1-11-6-7-12(2)13(10-11)18-9-5-8-15(3,4)14(16)17/h6-7,10H,5,8-9H2,1-4H3,(H,16,17)
CH$LINK: CAS 25812-30-0
CH$LINK: CHEBI 5296
CH$LINK: KEGG C07020
CH$LINK: PUBCHEM CID:3463
CH$LINK: INCHIKEY HEMJJKBWTPKOJG-UHFFFAOYSA-N
CH$LINK: CHEMSPIDER 3345

AC$INSTRUMENT: Q Exactive Orbitrap (Thermo Scientific)
AC$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$MASS_SPECTROMETRY: COLLISION_ENERGY 15
AC$MASS_SPECTROMETRY: RESOLUTION 17500
AC$CHROMATOGRAPHY: COLUMN_NAME Acquity BEH C18 1.7um, 2.1x150mm (Waters)
AC$CHROMATOGRAPHY: FLOW_GRADIENT 90/10 at 0-2 min, 0/100 at 15-20 min, 90/10 at 20.1-30 min
AC$CHROMATOGRAPHY: FLOW_RATE 0.20 mL/min
AC$CHROMATOGRAPHY: RETENTION_TIME 19.739 min
AC$CHROMATOGRAPHY: SOLVENT A 0.1% formic acid
AC$CHROMATOGRAPHY: SOLVENT B methanol

MS$FOCUSED_ION: BASE_PEAK 249.1496
MS$FOCUSED_ION: PRECURSOR_M/Z 249.1496
MS$FOCUSED_ION: PRECURSOR_TYPE [M-H]-
MS$FOCUSED_ION: PRECURSOR_INTENSITY 99324953.1543
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 2.99.2

PK$SPLASH: splash10-0002-0090000000-e46f750283cf37a84064
PK$ANNOTATION: m/z tentative_formula formula_count mass error(ppm)
  92.0271 C6H4O- 1 92.0268 3.41
  93.0345 C6H5O- 1 93.0346 -1.11
  120.0219 C7H4O2- 1 120.0217 1.44
  136.0165 C7H4O3- 1 136.0166 -0.55
  137.0244 C7H5O3- 1 137.0244 -0.08
  249.1496 C15H21O3- 1 249.1496 -0.16
PK$NUM_PEAK: 6
PK$PEAK: m/z int. rel.int.
  92.0271 236014.8 5
  93.0345 129389.7 2
  120.0219 50820.1 1
  136.0165 1049267 22
  137.0244 611211.1 13
  249.1496 46277332 999
//

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