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MassBank Record: MSBNK-AAFC-AC000208

Ochratoxin A; LC-ESI-ITFT; MS2; CE: 50; R=17500; [M+H]+

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

ACCESSION: MSBNK-AAFC-AC000208
RECORD_TITLE: Ochratoxin A; LC-ESI-ITFT; MS2; CE: 50; R=17500; [M+H]+
DATE: 2017.07.07
AUTHORS: Justin B. Renaud, Mark W. Sumarah, Agriculture and Agri-Food Canada
LICENSE: CC BY-SA
COPYRIGHT: Copyright (C) 2017
PUBLICATION: Renaud, J. B.; Sumarah, M. W. Data Independent Acquisition-Digital Archiving Mass Spectrometry: Application to Single Kernel Mycotoxin Analysis of Fusarium Graminearum Infected Maize. Analytical and Bioanalytical Chemistry 2016, 408 (12), 3083–91. DOI:10.1007/s00216-016-9391-5
COMMENT: CONFIDENCE Reference Standard (Level 1)

CH$NAME: Ochratoxin A
CH$NAME: OTA
CH$NAME: (-)-N-((5-Chloro-8-hydroxy-3-methyl-1-oxo-7-isochromanyl)carbonyl)-3-phenylalanine
CH$COMPOUND_CLASS: Natural Product; Fungal metabolite
CH$FORMULA: C20H18ClNO6
CH$EXACT_MASS: 403.08225
CH$SMILES: C[C@@H]1CC2=C(C=C(C(=C2C(=O)O1)O)C(=O)N[C@@H](CC3=CC=CC=C3)C(=O)O)Cl
CH$IUPAC: InChI=1S/C20H18ClNO6/c1-10-7-12-14(21)9-13(17(23)16(12)20(27)28-10)18(24)22-15(19(25)26)8-11-5-3-2-4-6-11/h2-6,9-10,15,23H,7-8H2,1H3,(H,22,24)(H,25,26)/t10-,15+/m1/s1
CH$LINK: INCHIKEY RWQKHEORZBHNRI-BMIGLBTASA-N
CH$LINK: CAS 303-47-9
CH$LINK: PUBCHEM CID:442530
CH$LINK: CHEMSPIDER 390954
CH$LINK: KNAPSACK C00003008
CH$LINK: COMPTOX DTXSID7021073

AC$INSTRUMENT: Q-Exactive Orbitrap Thermo Scientific
AC$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: IONIZATION_VOLTAGE 3.9 kV
AC$MASS_SPECTROMETRY: FRAGMENTATION_MODE HCD
AC$MASS_SPECTROMETRY: COLLISION_ENERGY 50(NCE)
AC$MASS_SPECTROMETRY: RESOLUTION 17500
AC$CHROMATOGRAPHY: COLUMN_NAME Agilent RRHD Eclipse 50 x 2 mm, 1.8 uM
AC$CHROMATOGRAPHY: FLOW_GRADIENT 100:0 at 0 min, 100:0 at 0.5 min, 0:100 at 3.5 min, 0:100 at 5.5 min, 100:0 at 7 min
AC$CHROMATOGRAPHY: FLOW_RATE 0.3 mL min-1
AC$CHROMATOGRAPHY: RETENTION_TIME 3.6
AC$CHROMATOGRAPHY: NAPS_RTI 1188
AC$CHROMATOGRAPHY: SOLVENT A H2O 0.1% FA
AC$CHROMATOGRAPHY: SOLVENT B ACN 0.1% FA

MS$FOCUSED_ION: BASE_PEAK 239.0094
MS$FOCUSED_ION: PRECURSOR_M/Z 404.089
MS$FOCUSED_ION: PRECURSOR_TYPE [M+H]+
MS$DATA_PROCESSING: DEPROFILE Proteowizard
MS$DATA_PROCESSING: RECALIBRATE based on Fragment ion formula determination
MS$DATA_PROCESSING: INTENSITY CUTOFF 0.05 Base Peak

PK$SPLASH: splash10-000i-0190000000-cf4bba9f5842d17b4340
PK$ANNOTATION: m/z tentative_formula mass_error(ppm)
  120.0804 C8H10N1+ -3.2
  137.0146 C8H6Cl1+ -4.82
  165.0094 C9H6O1Cl1+ -4.67
  193.0042 C10H6O2Cl1+ -4.56
  211.0146 C10H8O3Cl1+ -4.94
  220.9988 C11H6O3Cl1+ -5.38
  239.0094 C11H8O4Cl1+ -4.82
  257.0198 C11H10O5Cl1+ -5.11
PK$NUM_PEAK: 8
PK$PEAK: m/z int. rel.int.
  120.0808 10274263.0 54
  137.0153 8401282.0 44
  165.0102 10735313.0 56
  193.0051 31668700.0 169
  211.0156 35035384.0 187
  221.0 17312892.0 92
  239.0106 186117328.0 999
  257.0211 67617200.0 362
//

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