ACCESSION: MSBNK-Waters-WA001166
RECORD_TITLE: Betamethasone; LC-ESI-Q; MS; POS; 15 V
DATE: 2016.01.19 (Created 2007.08.01, modified 2011.05.06)
AUTHORS: Nihon Waters K.K.
LICENSE: CC BY-NC

CH$NAME: Betamethasone
CH$COMPOUND_CLASS: N/A
CH$FORMULA: C₂₂H₂₉FO₅
CH$EXACT_MASS: 392.19990
CH$SMILES: OCC(=O)C(O)(C(C)4)C(C)(C3)C([H])(C4)C([H])(C1)C(F)(C(O)3)C(C)(C=2)C(=CC(=O)C2)C1
CH$IUPAC: InChI=1S/C22H29FO5/c1-12-8-16-15-5-4-13-9-14(25)6-7-19(13,2)21(15,23)17(26)10-20(16,3)22(12,28)18(27)11-24/h6-7,9,12,15-17,24,26,28H,4-5,8,10-11H2,1-3H3/t12-,15-,16-,17-,19-,20-,21-,22-/m0/s1
CH$LINK: CAS 378-44-9
CH$LINK: INCHIKEY UREBDLICKHMUKA-DVTGEIKXSA-N
CH$LINK: COMPTOX DTXSID3022667

AC$INSTRUMENT: ZQ, Waters
AC$INSTRUMENT_TYPE: LC-ESI-Q
AC$MASS_SPECTROMETRY: MS_TYPE MS
AC$MASS_SPECTROMETRY: ION_MODE POSITIVE
AC$MASS_SPECTROMETRY: IONIZATION ESI
AC$CHROMATOGRAPHY: RETENTION_TIME 14.800 min
AC$CHROMATOGRAPHY: COLUMN_NAME 2.1 mm id - 3. 5{mu}m XTerra C18MS
AC$CHROMATOGRAPHY: COLUMN_TEMPERATURE 35 C
AC$CHROMATOGRAPHY: SAMPLING_CONE 15 V

MS$DATA_PROCESSING: FIND_PEAK ignore rel.int. < 5

PK$SPLASH: splash10-0006-0009300000-cdb50f5b967b3dbdbb9d
PK$NUM_PEAK: 22
PK$PEAK: m/z int. rel.int.
  103 12 12
  145 8 8
  173 8 8
  207 8 8
  311 24 24
  355 16 16
  373 157 157
  374 27 27
  375 8 8
  393 999 999
  394 161 161
  395 20 20
  410 55 55
  411 8 8
  425 20 20
  431 12 12
  434 20 20
  442 298 298
  443 39 39
  444 8 8
  461 31 31
  463 12 12
//