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MassBank Record: MSBNK-BS-BS003091

Cohumulone; LC-ESI-QTOF; MS2; CE:20 eV; [M-H]-

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

ACCESSION: MSBNK-BS-BS003091
RECORD_TITLE: Cohumulone; LC-ESI-QTOF; MS2; CE:20 eV; [M-H]-
DATE: 2017.12.01 (Created 2014.01.10)
AUTHORS: Plant Biology, The Noble Foundation, Ardmore, OK, US/Dennis Fine, Daniel Wherritt, and Lloyd Sumner
LICENSE: CC BY-NC-SA

CH$NAME: Cohumulone
CH$COMPOUND_CLASS: Natural Product; N/A
CH$FORMULA: C20H28O5
CH$EXACT_MASS: 348.1937
CH$SMILES: C(C(C([H])([H])[H])(C(=O)C1=C(C(=C(C(C1=O)(C(C(=C(C([H])([H])[H])C([H])([H])[H])[H])([H])[H])O[H])O[H])C(C(=C(C([H])([H])[H])C([H])([H])[H])[H])([H])[H])O[H])[H])([H])([H])[H]
CH$IUPAC: InChI=1S/C20H28O5/c1-11(2)7-8-14-17(22)15(16(21)13(5)6)19(24)20(25,18(14)23)10-9-12(3)4/h7,9,13,22-23,25H,8,10H2,1-6H3
CH$LINK: CAS 142628-20-4
CH$LINK: COMPTOX DTXSID20931549
CH$LINK: INCHIKEY DRSITEVYZGOOQG-UHFFFAOYSA-N
CH$LINK: PUBCHEM CID:196915

AC$INSTRUMENT: Bruker impact HD
AC$INSTRUMENT_TYPE: LC-ESI-QTOF
AC$MASS_SPECTROMETRY: MS_TYPE MS2
AC$MASS_SPECTROMETRY: ION_MODE NEGATIVE
AC$MASS_SPECTROMETRY: COLLISION_ENERGY 20 eV
AC$MASS_SPECTROMETRY: IONIZATION ESI
AC$MASS_SPECTROMETRY: ISOLATION_WIDTH 5
AC$MASS_SPECTROMETRY: PEAK_WIDTH 0.019
AC$MASS_SPECTROMETRY: MASS_RANGE_M/Z 94.8804-1505.2
AC$CHROMATOGRAPHY: COLUMN_NAME Waters Acquity BEH C18 1.7um x 2.1 x 150 mm
AC$CHROMATOGRAPHY: FLOW_GRADIENT 95/5 at 0 min, 20/80 at 35 min; 5/95 at 35 min, 5/95 at 38 min; 95/5 at 38.1 min, 95/5 at 45 min
AC$CHROMATOGRAPHY: FLOW_RATE FLOW_RATE 560 uL / min
AC$CHROMATOGRAPHY: SOLVENT A water with 0.05% formic acid
AC$CHROMATOGRAPHY: SOLVENT B acetonitrile with 0.05 % formic acid
AC$CHROMATOGRAPHY: RETENTION_TIME 1490.4 sec

MS$FOCUSED_ION: PRECURSOR_M/Z 347.2
MS$FOCUSED_ION: PRECURSOR_TYPE [M-H]-
MS$DATA_PROCESSING: WHOLE convert from Bruker Library Editor (https://github.com/MassBank/MassBank2NIST)

PK$SPLASH: splash10-004i-0090000000-3487434a39d171aaee33
PK$NUM_PEAK: 3
PK$PEAK: m/z int. rel.int.
  235.0622 206 206
  278.1155 999 999
  279.1206 148 148
//

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