ACCESSION: MSBNK-Eawag-EQ01094551
RECORD_TITLE: Coumatetralyl; LC-ESI-QFT; MS2; CE: 15%; R=17500; [M-H]-
DATE: 2023.06.16
AUTHORS: B. Beck [dtc,com], J. Hollender [dtc]
LICENSE: CC BY-SA
COPYRIGHT: Copyright (C) Eawag 2023
COMMENT: CONFIDENCE standard compound
COMMENT: UCHEM_ID 10945

CH$NAME: Coumatetralyl
CH$NAME: 4-hydroxy-3-(1,2,3,4-tetrahydronaphthalen-1-yl)chromen-2-one
CH$COMPOUND_CLASS: N/A; Environmental Standard
CH$FORMULA: C₁₉H₁₆O₃
CH$EXACT_MASS: 292.1099
CH$SMILES: C1CC(C2=CC=CC=C2C1)C3=C(C4=CC=CC=C4OC3=O)O
CH$IUPAC: InChI=1S/C19H16O3/c20-18-15-9-3-4-11-16(15)22-19(21)17(18)14-10-5-7-12-6-1-2-8-13(12)14/h1-4,6,8-9,11,14,20H,5,7,10H2
CH$LINK: CAS 5836-29-3
CH$LINK: CHEBI 80742
CH$LINK: KEGG C16806
CH$LINK: PUBCHEM CID:54678504
CH$LINK: INCHIKEY ULSLJYXHZDTLQK-UHFFFAOYSA-N
CH$LINK: CHEMSPIDER 10468736

AC$INSTRUMENT: Exploris 240 Orbitrap Thermo Scientific
AC$INSTRUMENT_TYPE: LC-ESI-QFT
AC$MASS_SPECTROMETRY: MS_TYPE MS2
AC$MASS_SPECTROMETRY: ION_MODE NEGATIVE
AC$MASS_SPECTROMETRY: IONIZATION ESI
AC$MASS_SPECTROMETRY: FRAGMENTATION_MODE HCD
AC$MASS_SPECTROMETRY: COLLISION_ENERGY 15 % (nominal)
AC$MASS_SPECTROMETRY: RESOLUTION 17500
AC$MASS_SPECTROMETRY: MASS_RANGE_M/Z 50-318
AC$CHROMATOGRAPHY: COLUMN_NAME XBridge C18 3.5um, 2.1x50mm, Waters
AC$CHROMATOGRAPHY: FLOW_GRADIENT 90/10 at 0 min, 50/50 at 4 min, 5/95 at 17 min, 5/95 at 25 min, 90/10 at 25.1 min, 90/10 at 30 min
AC$CHROMATOGRAPHY: FLOW_RATE 200 uL/min
AC$CHROMATOGRAPHY: RETENTION_TIME 10.214 min

MS$FOCUSED_ION: BASE_PEAK 291.1025
MS$FOCUSED_ION: PRECURSOR_M/Z 291.1027
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 3.11.0.1

PK$SPLASH: splash10-0006-0090000000-ca1aa32d25f3f0b515b8
PK$ANNOTATION: m/z tentative_formula formula_count mass error(ppm)
291.1029 C19H15O3- 1 291.1027 0.71
PK$NUM_PEAK: 1
PK$PEAK: m/z int. rel.int.
291.1029 338665120 999
//