ACCESSION: MSBNK-NaToxAq-NA002604
RECORD_TITLE: 5,7-Dihydroxy-4-phenylcoumarin; LC-ESI-ITFT; MS2; CE: 25%; R=15000; [M+H]+
DATE: 2020.02.21
AUTHORS: Tobias Schulze, Martin Krauss, Helmholtz Centre for Environmental Research GmbH - UFZ, Leipzig, Germany
LICENSE: CC0
COPYRIGHT: Copyright (C) 2020 by Helmholtz Centre for Environmental Research GmbH - UFZ, Leipzig, Germany
COMMENT: CONFIDENCE Reference Standard (Level 1)
COMMENT: INTERNAL_ID 2345

CH$NAME: 5,7-Dihydroxy-4-phenylcoumarin
CH$NAME: 5,7-dihydroxy-4-phenylchromen-2-one
CH$COMPOUND_CLASS: N/A; Environmental Standard
CH$FORMULA: C₁₅H₁₀O₄
CH$EXACT_MASS: 254.0579
CH$SMILES: OC1=CC(O)=C2C(OC(=O)C=C2C2=CC=CC=C2)=C1
CH$IUPAC: InChI=1S/C15H10O4/c16-10-6-12(17)15-11(9-4-2-1-3-5-9)8-14(18)19-13(15)7-10/h1-8,16-17H
CH$LINK: CAS 7758-73-8
CH$LINK: LIPIDMAPS LMPK12100031
CH$LINK: PUBCHEM CID:5398649
CH$LINK: INCHIKEY HUQKUJNSVHEHIH-UHFFFAOYSA-N
CH$LINK: CHEMSPIDER 4541433
CH$LINK: COMPTOX DTXSID90228251

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$MASS_SPECTROMETRY: COLLISION_ENERGY 25% (nominal)
AC$MASS_SPECTROMETRY: RESOLUTION 15000
AC$CHROMATOGRAPHY: COLUMN_NAME Kinetex Evo C18 2.6 um 50x2.1 mm, Phenomenex
AC$CHROMATOGRAPHY: FLOW_GRADIENT 95/5 at 0 min, 95/5 at 1 min, 0/100 at 13 min, 0/100 at 24 min, 95/5 at 24.3 min, 95/5/0 at 32 min
AC$CHROMATOGRAPHY: FLOW_RATE 300 uL/min
AC$CHROMATOGRAPHY: RETENTION_TIME 9.826 min
AC$CHROMATOGRAPHY: SOLVENT A water with 0.1% formic acid
AC$CHROMATOGRAPHY: SOLVENT B methanol with 0.1% formic acid

MS$FOCUSED_ION: BASE_PEAK 116.9859
MS$FOCUSED_ION: PRECURSOR_M/Z 255.0652
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 2.14.1

PK$SPLASH: splash10-0a4i-0090000000-85b9bee89876e7c7633a
PK$ANNOTATION: m/z tentative_formula formula_count mass error(ppm)
255.0651 C15H11O4+ 1 255.0652 -0.31
PK$NUM_PEAK: 1
PK$PEAK: m/z int. rel.int.
255.0651 322661.5 999
//