ACCESSION: MSBNK-HBM4EU-HB003934
RECORD_TITLE: Brefeldin A; LC-ESI-ITFT; MS2; CE: 50%; R=7500; [M+H]+
DATE: 2021.10.11
AUTHORS: Laurent Debrauwer, Emilien L. Jamin, Research Centre in Food Toxicology (TOXALIM), INRAE, MetaboHUB-Metatoul platform, Toulouse, France
LICENSE: CC0
COPYRIGHT: Copyright (c) 2021 by Research Centre in Food Toxicology (TOXALIM), INRAE, MetaboHUB-Metatoul platform, Toulouse, France
COMMENT: HBM4EU - science and policy for a healthy future (https://www.hbm4eu.eu)
COMMENT: CONFIDENCE Reference Standard (Level 1)
COMMENT: INTERNAL_ID 136

CH$NAME: Brefeldin A
CH$NAME: 12,15-Dihydroxy-7-methyl-8-oxabicyclo[11.3.0]hexadeca-2,10-dien-9-one
CH$NAME: 2,15-dihydroxy-7-methyl-6-oxabicyclo[11.3.0]hexadeca-3,11-dien-5-one
CH$COMPOUND_CLASS: N/A; Environmental Standard
CH$FORMULA: C₁₆H₂₄O₄
CH$EXACT_MASS: 280.1675
CH$SMILES: CC1CCCC=CC2CC(CC2C(C=CC(=O)O1)O)O
CH$IUPAC: InChI=1S/C16H24O4/c1-11-5-3-2-4-6-12-9-13(17)10-14(12)15(18)7-8-16(19)20-11/h4,6-8,11-15,17-18H,2-3,5,9-10H2,1H3
CH$LINK: CAS 20350-15-6
CH$LINK: PUBCHEM CID:2430
CH$LINK: INCHIKEY KQNZDYYTLMIZCT-UHFFFAOYSA-N
CH$LINK: CHEMSPIDER 2336

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$MASS_SPECTROMETRY: COLLISION_ENERGY 50 % (nominal)
AC$MASS_SPECTROMETRY: RESOLUTION 7500
AC$CHROMATOGRAPHY: COLUMN_NAME Hypersil GOLD C18 1.9 um 100 x 2.1 mm Thermo Fisher Scientific
AC$CHROMATOGRAPHY: FLOW_GRADIENT 100/0 at 0 min, 0/100 at 30 min, 0/100 at 35 min
AC$CHROMATOGRAPHY: FLOW_RATE 300 uL/min
AC$CHROMATOGRAPHY: RETENTION_TIME 18.606 min
AC$CHROMATOGRAPHY: SOLVENT A water with 5% methanol and 0.1% acetic acid
AC$CHROMATOGRAPHY: SOLVENT B methanol with 0.1% acetic acid

MS$FOCUSED_ION: BASE_PEAK 561.3436
MS$FOCUSED_ION: PRECURSOR_M/Z 281.1747
MS$FOCUSED_ION: PRECURSOR_TYPE [M+H]+
MS$FOCUSED_ION: PRECURSOR_INTENSITY 7882021.0625
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 3.2.0

PK$SPLASH: splash10-0a5i-0900000000-fe020f79ee357d2e9cf3
PK$ANNOTATION: m/z tentative_formula formula_count mass error(ppm)
  105.0695 C8H9+ 1 105.0699 -3.5
  133.0653 C9H9O+ 1 133.0648 3.69
  139.0387 C7H7O3+ 1 139.039 -1.65
PK$NUM_PEAK: 3
PK$PEAK: m/z int. rel.int.
  105.0695 4396.1 999
  133.0653 2534.4 575
  139.0387 4288.4 974
//