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MassBank Record: MSBNK-Eawag_Additional_Specs-ET260001

KET; LC-ESI-QFT; MS2; CE: 20; R=35000; [M+H]+

Mass Spectrum
Chemical Structure
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ACCESSION: MSBNK-Eawag_Additional_Specs-ET260001
RECORD_TITLE: KET; LC-ESI-QFT; MS2; CE: 20; R=35000; [M+H]+
DATE: 2016.03.01
AUTHORS: A. Roesch, E. Schymanski, J. Hollender, Department of Environmental Chemistry, Eawag
LICENSE: CC BY
COPYRIGHT: Copyright (C) 2015 Eawag, Duebendorf, Switzerland
PUBLICATION: Rösch, A.; Anliker, S.; Hollender, J. How Biotransformation Influences Toxicokinetics of Azole Fungicides in the Aquatic Invertebrate Gammarus Pulex. Environmental Science & Technology 2016, 50 (13), 7175–88. DOI:10.1021/acs.est.6b01301
COMMENT: CONFIDENCE Parent Substance (Level 1)
COMMENT: INTERNAL_ID 2600

CH$NAME: KET
CH$NAME: ketoconazole
CH$NAME: 1-[4-[4-[[(2R,4S)-2-(2,4-dichlorophenyl)-2-(imidazol-1-ylmethyl)-1,3-dioxolan-4-yl]methoxy]phenyl]piperazin-1-yl]ethanone
CH$COMPOUND_CLASS: N/A; Environmental Transformation Products
CH$FORMULA: C26H28Cl2N4O4
CH$EXACT_MASS: 530.1488
CH$SMILES: [H][C@]1(COC2=CC=C(C=C2)N2CCN(CC2)C(C)=O)CO[C@@](CN2C=CN=C2)(O1)C1=CC=C(Cl)C=C1Cl
CH$IUPAC: InChI=1S/C26H28Cl2N4O4/c1-19(33)31-10-12-32(13-11-31)21-3-5-22(6-4-21)34-15-23-16-35-26(36-23,17-30-9-8-29-18-30)24-7-2-20(27)14-25(24)28/h2-9,14,18,23H,10-13,15-17H2,1H3/t23-,26-/m0/s1
CH$LINK: CAS 65277-42-1
CH$LINK: CHEBI 48336
CH$LINK: PUBCHEM CID:456201
CH$LINK: INCHIKEY XMAYWYJOQHXEEK-OZXSUGGESA-N
CH$LINK: CHEMSPIDER 401695
CH$LINK: COMPTOX DTXSID7029879

AC$INSTRUMENT: Q Exactive Orbitrap Thermo Scientific
AC$INSTRUMENT_TYPE: LC-ESI-QFT
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 35000
AC$CHROMATOGRAPHY: COLUMN_NAME XBridge C18 3.5um, 2.1x50mm, Waters with guard column
AC$CHROMATOGRAPHY: FLOW_GRADIENT 87/13/0 at 0 min, 7/93/0 at 20 min, 0/0/100 at 20.2-26 min, 87/13/0 at 26.2 min, 87/13/0 at 32.3 min
AC$CHROMATOGRAPHY: FLOW_RATE 300 uL/min
AC$CHROMATOGRAPHY: RETENTION_TIME 13.6 min
AC$CHROMATOGRAPHY: SOLVENT A water with 0.1% formic acid
AC$CHROMATOGRAPHY: SOLVENT B methanol with 0.1% formic acid
AC$CHROMATOGRAPHY: SOLVENT C isopropanol

MS$FOCUSED_ION: BASE_PEAK 531.1557
MS$FOCUSED_ION: PRECURSOR_M/Z 531.156
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 1.99.9

PK$SPLASH: splash10-001i-0000090000-0c79b613a7a6f2d3109e
PK$ANNOTATION: m/z tentative_formula formula_count mass error(ppm)
  82.0526 C4H6N2+ 1 82.0525 0.66
  255.1565 C3H29Cl2N4O4+ 2 255.156 2
  489.1454 C24H27Cl2N4O3+ 2 489.1455 -0.2
  531.1558 C26H29Cl2N4O4+ 1 531.156 -0.5
PK$NUM_PEAK: 4
PK$PEAK: m/z int. rel.int.
  82.0526 45938.2 1
  255.1565 43386.6 1
  489.1454 204309.4 6
  531.1558 31666256 999
//

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