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MassBank Record: MSBNK-Athens_Univ-AU239159

Estrone; LC-ESI-QTOF; MS2; CE: 30 eV; R=35000; [M-H]-

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

ACCESSION: MSBNK-Athens_Univ-AU239159
RECORD_TITLE: Estrone; LC-ESI-QTOF; MS2; CE: 30 eV; R=35000; [M-H]-
DATE: 2019.03.29
AUTHORS: Nikiforos Alygizakis, Katerina Galani, Nikolaos Thomaidis, University of Athens
LICENSE: CC BY
COPYRIGHT: Copyright (C) 2019 Department of Chemistry, University of Athens
COMMENT: CONFIDENCE standard compound
COMMENT: INTERNAL_ID 2391

CH$NAME: Estrone
CH$NAME: (8R,9S,13S,14S)-3-hydroxy-13-methyl-7,8,9,11,12,14,15,16-octahydro-6H-cyclopenta[a]phenanthren-17-one
CH$COMPOUND_CLASS: N/A; Environmental Standard
CH$FORMULA: C18H22O2
CH$EXACT_MASS: 270.1619799
CH$SMILES: C[C@]12CC[C@H]3[C@@H](CCC4=CC(O)=CC=C34)[C@@H]1CCC2=O
CH$IUPAC: InChI=1S/C18H22O2/c1-18-9-8-14-13-5-3-12(19)10-11(13)2-4-15(14)16(18)6-7-17(18)20/h3,5,10,14-16,19H,2,4,6-9H2,1H3/t14-,15-,16+,18+/m1/s1
CH$LINK: CAS 53-16-7
CH$LINK: CHEBI 17263
CH$LINK: KEGG C00468
CH$LINK: LIPIDMAPS LMST02010004
CH$LINK: PUBCHEM CID:5870
CH$LINK: INCHIKEY DNXHEGUUPJUMQT-CBZIJGRNSA-N
CH$LINK: CHEMSPIDER 5660
CH$LINK: COMPTOX DTXSID4022367

AC$INSTRUMENT: Bruker maXis Impact
AC$INSTRUMENT_TYPE: LC-ESI-QTOF
AC$MASS_SPECTROMETRY: MS_TYPE MS2
AC$MASS_SPECTROMETRY: ION_MODE NEGATIVE
AC$MASS_SPECTROMETRY: IONIZATION ESI
AC$MASS_SPECTROMETRY: FRAGMENTATION_MODE CID
AC$MASS_SPECTROMETRY: COLLISION_ENERGY 30 eV
AC$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 9.504 min
AC$CHROMATOGRAPHY: SOLVENT A 90:10 water:methanol with 5mM ammonium acetate
AC$CHROMATOGRAPHY: SOLVENT B methanol with 5mM ammonium acetate

MS$FOCUSED_ION: BASE_PEAK 269.153
MS$FOCUSED_ION: PRECURSOR_M/Z 269.1547
MS$FOCUSED_ION: PRECURSOR_TYPE [M-H]-
MS$DATA_PROCESSING: RECALIBRATE identity on assigned fragments and MS1
MS$DATA_PROCESSING: WHOLE RMassBank 2.10.0

PK$SPLASH: splash10-014i-0390000000-af5730c327f92adb2d2b
PK$ANNOTATION: m/z tentative_formula formula_count mass error(ppm)
  145.0645 C10H9O- 1 145.0659 -9.8
  269.1533 C18H21O2- 1 269.1547 -5.29
  270.1551 C17[13]CH21O2- 1 270.1575 -8.98
PK$NUM_PEAK: 3
PK$PEAK: m/z int. rel.int.
  145.0645 952 467
  269.1533 2036 999
  270.1551 388 190
//

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