ACCESSION: MSBNK-Eawag-EA066009
RECORD_TITLE: Galaxolidone; LC-ESI-ITFT; MS2; CE: 30%; R=15000; [M+H]+
DATE: 2014.01.14
AUTHORS: Stravs M, Schymanski E, Singer H, Department of Environmental Chemistry, Eawag
LICENSE: CC BY
COPYRIGHT: Copyright (C) 2012 Eawag, Duebendorf, Switzerland
COMMENT: CONFIDENCE standard compound
COMMENT: EAWAG_UCHEM_ID 660

CH$NAME: Galaxolidone
CH$NAME: 1,3,4,6,7,8-Hexahydro-4,6,6,7,8,8-hexamethylcyclopenta[g]-2-benzopyran-1-on
CH$COMPOUND_CLASS: N/A; Environmental Standard
CH$FORMULA: C₁₈H₂₄O₂
CH$EXACT_MASS: 272.1776
CH$SMILES: CC2(C)c1cc3C(=O)OCC(C)c3cc1C(C)(C)C2C
CH$IUPAC: InChI=1S/C18H24O2/c1-10-9-20-16(19)13-8-15-14(7-12(10)13)17(3,4)11(2)18(15,5)6/h7-8,10-11H,9H2,1-6H3
CH$LINK: CAS 256393-37-0
CH$LINK: PUBCHEM CID:69131857
CH$LINK: INCHIKEY PGMHPYRIXBRRQD-UHFFFAOYSA-N
CH$LINK: CHEMSPIDER 28290252
CH$LINK: COMPTOX DTXSID10881089

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$MASS_SPECTROMETRY: COLLISION_ENERGY 30 % (nominal)
AC$MASS_SPECTROMETRY: RESOLUTION 15000
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 14.7 min
AC$CHROMATOGRAPHY: SOLVENT A water with 0.1% formic acid
AC$CHROMATOGRAPHY: SOLVENT B methanol with 0.1% formic acid

MS$FOCUSED_ION: BASE_PEAK 295.1677
MS$FOCUSED_ION: PRECURSOR_M/Z 273.1849
MS$FOCUSED_ION: PRECURSOR_TYPE [M+H]+
MS$DATA_PROCESSING: DEPROFILE Spline
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 1.3.1

PK$SPLASH: splash10-00di-0090000000-2c43484f3ce6d3ed6c36
PK$ANNOTATION: m/z tentative_formula formula_count mass error(ppm)
  175.1114 C12H15O+ 1 175.1117 -1.95
  197.1333 C15H17+ 1 197.1325 4.28
  255.1742 C18H23O+ 1 255.1743 -0.63
  273.185 C18H25O2+ 1 273.1849 0.34
PK$NUM_PEAK: 4
PK$PEAK: m/z int. rel.int.
  175.1114 2523.9 2
  197.1333 4140.4 3
  255.1742 159156.4 134
  273.185 1184050.8 999
//