ACCESSION: MSBNK-BS-BS003751
RECORD_TITLE: 3',4'-Dimethoxy-7-hydroxyflavone; LC-ESI-QTOF; MS2; CE:40 eV; [M-H]-
DATE: 2017.12.01 (Created 2014.01.04)
AUTHORS: Plant Biology, The Noble Foundation, Ardmore, OK, US/Dennis Fine, Daniel Wherritt, and Lloyd Sumner
LICENSE: CC BY-NC-SA

CH$NAME: 3',4'-Dimethoxy-7-hydroxyflavone
CH$COMPOUND_CLASS: Natural Product; N/A
CH$FORMULA: C₁₇H₁₄O₅
CH$EXACT_MASS: 298.0841
CH$SMILES: C(OC1=C(C(=C(C(=C1[H])[H])C2=C(C(=O)C3=C(O2)C(=C(C(=C3[H])[H])O[H])[H])[H])[H])OC([H])([H])[H])([H])([H])[H]
CH$IUPAC: InChI=1S/C17H14O5/c1-20-14-6-3-10(7-17(14)21-2)15-9-13(19)12-5-4-11(18)8-16(12)22-15/h3-9,18H,1-2H3
CH$LINK: CAS 33513-36-9
CH$LINK: COMPTOX DTXSID50187153
CH$LINK: INCHIKEY MEDOAKSPIIOKFU-UHFFFAOYSA-N
CH$LINK: PUBCHEM CID:5378518

AC$INSTRUMENT: Bruker impact HD
AC$INSTRUMENT_TYPE: LC-ESI-QTOF
AC$MASS_SPECTROMETRY: MS_TYPE MS2
AC$MASS_SPECTROMETRY: ION_MODE NEGATIVE
AC$MASS_SPECTROMETRY: COLLISION_ENERGY 40 eV
AC$MASS_SPECTROMETRY: IONIZATION ESI
AC$MASS_SPECTROMETRY: ISOLATION_WIDTH 5
AC$MASS_SPECTROMETRY: PEAK_WIDTH 0.016
AC$MASS_SPECTROMETRY: MASS_RANGE_M/Z 94.8807-1505.26
AC$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 744 sec

MS$FOCUSED_ION: PRECURSOR_M/Z 311.1
MS$FOCUSED_ION: PRECURSOR_TYPE [M-H]-
MS$DATA_PROCESSING: WHOLE convert from Bruker Library Editor (https://github.com/MassBank/MassBank2NIST)

PK$SPLASH: splash10-0udi-0090000000-f7b5e6971d118fadf6bd
PK$NUM_PEAK: 16
PK$PEAK: m/z int. rel.int.
  149.0257 13 13
  225.0566 35 35
  237.0561 11 11
  253.0515 999 999
  254.0546 109 109
  255.0568 10 10
  265.0509 16 16
  266.0582 13 13
  267.0667 171 171
  268.0699 24 24
  279.0670 18 18
  281.0459 109 109
  282.0490 13 13
  293.0465 10 10
  295.0621 233 233
  296.0659 39 39
//