MassBank Record: MSBNK-Waters-WA001345

Theophylline; LC-ESI-Q; MS; NEG; 30 V

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ACCESSION: MSBNK-Waters-WA001345
RECORD_TITLE: Theophylline; LC-ESI-Q; MS; NEG; 30 V
DATE: 2016.01.19 (Created 2007.08.01, modified 2011.05.06)
AUTHORS: Nihon Waters K.K.
LICENSE: CC BY-NC

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CH$NAME: Theophylline
CH$COMPOUND_CLASS: N/A
CH$FORMULA: C₇H₈N₄O₂
CH$EXACT_MASS: 180.06473
CH$SMILES: CN1C2=C(C(=O)N(C1=O)C)NC=N2
CH$IUPAC: InChI=1S/C7H8N4O2/c1-10-5-4(8-3-9-5)6(12)11(2)7(10)13/h3H,1-2H3,(H,8,9)
CH$LINK: CAS 58-55-9
CH$LINK: INCHIKEY ZFXYFBGIUFBOJW-UHFFFAOYSA-N
CH$LINK: COMPTOX DTXSID5021336

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AC$INSTRUMENT: ZQ, Waters
AC$INSTRUMENT_TYPE: LC-ESI-Q
AC$MASS_SPECTROMETRY: MS_TYPE MS
AC$MASS_SPECTROMETRY: ION_MODE NEGATIVE
AC$MASS_SPECTROMETRY: IONIZATION ESI
AC$CHROMATOGRAPHY: RETENTION_TIME 10.050 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 30 V

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

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PK$SPLASH: splash10-004i-0900000000-60849dfbb3875c20419d
PK$NUM_PEAK: 4
PK$PEAK: m/z int. rel.int.
  122 8 8
  164 12 12
  179 999 999
  180 90 90
//