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MassBank Record: AU205301

Galaxolidone; LC-ESI-QTOF; MS2; CE: 10 eV; R=35000; [M+H]+

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

ACCESSION: AU205301
RECORD_TITLE: Galaxolidone; LC-ESI-QTOF; MS2; CE: 10 eV; R=35000; [M+H]+
DATE: 2015.12.02
AUTHORS: Nikiforos Alygizakis, Nikolaos Thomaidis, University of Athens
LICENSE: CC BY-SA
COPYRIGHT: Copyright (C) 2015 Department of Chemistry, University of Athens
COMMENT: CONFIDENCE standard compound
COMMENT: INTERNAL_ID 2053

CH$NAME: Galaxolidone
CH$NAME: SCHEMBL4657606
CH$NAME: 4,6,6,7,8,8-hexamethyl-4,7-dihydro-3H-cyclopenta[g]isochromen-1-one
CH$COMPOUND_CLASS: N/A; Environmental Standard
CH$FORMULA: C18H24O2
CH$EXACT_MASS: 272.1776300
CH$SMILES: CC1C(C)(C)c2cc3C(C)COC(=O)c3cc2C1(C)C
CH$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: CHEBI 83519
CH$LINK: PUBCHEM CID:69131857
CH$LINK: INCHIKEY PGMHPYRIXBRRQD-UHFFFAOYSA-N
CH$LINK: CHEMSPIDER 28290252
CH$LINK: COMPTOX DTXSID10881089

AC$INSTRUMENT: Bruker maXis Impact
AC$INSTRUMENT_TYPE: LC-ESI-QTOF
AC$MASS_SPECTROMETRY: MS_TYPE MS2
AC$MASS_SPECTROMETRY: ION_MODE POSITIVE
AC$MASS_SPECTROMETRY: IONIZATION ESI
AC$MASS_SPECTROMETRY: FRAGMENTATION_MODE CID
AC$MASS_SPECTROMETRY: COLLISION_ENERGY 10 eV
AC$MASS_SPECTROMETRY: RESOLUTION 35000
AC$CHROMATOGRAPHY: COLUMN_NAME Acclaim RSLC C18 2.2um, 2.1x100mm, Thermo
AC$CHROMATOGRAPHY: FLOW_GRADIENT 99/1 at 0-1 min, 61/39 at 3 min, 0.1/99.9 at 14-16 min, 99/1 at 16.1-20 min
AC$CHROMATOGRAPHY: FLOW_RATE 200 uL/min at 0-3 min, 400 uL/min at 14 min, 480 uL/min at 16-19 min, 200 uL/min at 19.1-20 min
AC$CHROMATOGRAPHY: RETENTION_TIME 12.0 min
AC$CHROMATOGRAPHY: SOLVENT A 90:10 water:methanol with 0.01% formic acid and 5mM ammonium formate
AC$CHROMATOGRAPHY: SOLVENT B methanol with 0.01% formic acid and 5mM ammonium formate

MS$FOCUSED_ION: BASE_PEAK 279.1589
MS$FOCUSED_ION: PRECURSOR_M/Z 273.1849
MS$FOCUSED_ION: PRECURSOR_TYPE [M+H]+
MS$DATA_PROCESSING: RECALIBRATE identity on assigned fragments and MS1
MS$DATA_PROCESSING: REANALYZE Peaks with additional N2/O included
MS$DATA_PROCESSING: WHOLE RMassBank 2.0.3

PK$SPLASH: splash10-00di-0090000000-5693aaadd770f4d17fa1
PK$ANNOTATION: m/z tentative_formula formula_count mass error(ppm)
  185.1161 C10H17O3+ 2 185.1172 -6.21
  255.1736 C18H23O+ 1 255.1743 -2.95
  259.1898 C17H25NO+ 1 259.1931 -12.67
  271.1893 C18H25NO+ 1 271.1931 -13.82
  273.1842 C18H25O2+ 1 273.1849 -2.43
PK$NUM_PEAK: 5
PK$PEAK: m/z int. rel.int.
  185.1161 644 74
  255.1736 408 47
  259.1898 928 107
  271.1893 688 79
  273.1842 8640 999
//

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