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MassBank Record: MSBNK-AAFC-AC000227

Sterigmatocystin; LC-ESI-ITFT; MS2; CE: 35; R=17500; [M+H]+

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

ACCESSION: MSBNK-AAFC-AC000227
RECORD_TITLE: Sterigmatocystin; LC-ESI-ITFT; MS2; CE: 35; 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$NAME: Sterigmatocystin
CH$NAME: Sterigmatocystine
CH$NAME: (3aR,12cS)-8-Hydroxy-6-methoxy-3a,12c-dihydro-7H-furo[3',2':4,5]furo[2,3-c]xanthen-7-one
CH$COMPOUND_CLASS: Natural Product; Fungal metabolite
CH$FORMULA: C18H12O6
CH$EXACT_MASS: 324.06337
CH$SMILES: COC1=C2C(=C3[C@@H]4C=CO[C@@H]4OC3=C1)OC5=C(C2=O)C(=CC=C5)O
CH$IUPAC: InChI=1S/C18H12O6/c1-21-11-7-12-13(8-5-6-22-18(8)24-12)17-15(11)16(20)14-9(19)3-2-4-10(14)23-17/h2-8,18-19H,1H3/t8-,18+/m0/s1
CH$LINK: INCHIKEY UTSVPXMQSFGQTM-DCXZOGHSSA-N
CH$LINK: CAS 10048-13-2
CH$LINK: PUBCHEM CID:5280389
CH$LINK: CHEMSPIDER 4444077
CH$LINK: KNAPSACK C00000563

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 35(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$CHROMATOGRAPHY: RETENTION_TIME 3.74
AC$CHROMATOGRAPHY: NAPS_RTI 1271
AC$CHROMATOGRAPHY: SOLVENT A H2O 0.1% FA
AC$CHROMATOGRAPHY: SOLVENT B ACN 0.1% FA

MS$FOCUSED_ION: BASE_PEAK 325.0695
MS$FOCUSED_ION: PRECURSOR_M/Z 325.0701
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$SPLASH: splash10-01t9-0019000000-5a2f6f71ebe476399288
PK$ANNOTATION: m/z tentative_formula mass_error(ppm)
  281.0433 C16H9O5+ -4.05
  282.0514 C16H10O5+ -3.06
  297.0749 C17H13O5+ -2.83
  310.0461 C17H10O6+ -3.46
  325.0695 C18H13O6+ -3.54
PK$NUM_PEAK: 5
PK$PEAK: m/z int. rel.int.
  281.0444 81328952.0 116
  282.0523 48119236.0 68
  297.0757 53623940.0 76
  310.0472 595074944.0 857
  325.0707 692823296.0 999
//

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