MassBank Record: FIO00572

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Caffeine; LC-ESI-QTOF; MS2; [M+H]+; CE: 50eV

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

ACCESSION: FIO00572
RECORD_TITLE: Caffeine; LC-ESI-QTOF; MS2; [M+H]+; CE: 50eV
DATE: 2016.01.19 (Created 2013.03.13)
AUTHORS: Markus Kohlhoff, Natural Product Chemistry Lab (CPqRR/FIOCRUZ, Brazil)
LICENSE: CC BY-NC
COPYRIGHT: (c) Research Center Rene Rachou (FIOCRUZ, Brazil)
COMMENT: [Raw Data] CBA01_Caffeine_pos_50eV.txt

CH$NAME: Caffeine
CH$COMPOUND_CLASS: Natural Product; Alkaloid
CH$FORMULA: C8H10N4O2
CH$EXACT_MASS: 194.0803799999999910141923464834690093994140625
CH$SMILES: Cn(c2)c(C(=O)1)c(n2)N(C)C(=O)N(C)1
CH$IUPAC: InChI=1S/C8H10N4O2/c1-10-4-9-6-5(10)7(13)12(3)8(14)11(6)2/h4H,1-3H3
CH$LINK: CAS 58-08-2
CH$LINK: CHEBI 27732
CH$LINK: COMPTOX DTXSID0020232
CH$LINK: INCHIKEY RYYVLZVUVIJVGH-UHFFFAOYSA-N
CH$LINK: KEGG C07481
CH$LINK: KNAPSACK C00001492
CH$LINK: NIKKAJI J2.330B
CH$LINK: PUBCHEM 9684

AC$INSTRUMENT: maXis (Bruker Daltonics)
AC$INSTRUMENT_TYPE: LC-ESI-QTOF
AC$MASS_SPECTROMETRY: MS_TYPE MS2
AC$MASS_SPECTROMETRY: ION_MODE POSITIVE
AC$MASS_SPECTROMETRY: CAPILLARY_VOLTAGE 4500 V
AC$MASS_SPECTROMETRY: COLLISION_ENERGY 50 eV
AC$MASS_SPECTROMETRY: COLLISION_GAS Nitrogen
AC$MASS_SPECTROMETRY: DESOLVATION_GAS_FLOW 8 l/min
AC$MASS_SPECTROMETRY: DESOLVATION_TEMPERATURE 200 C
AC$MASS_SPECTROMETRY: FRAGMENTATION_METHOD CID
AC$MASS_SPECTROMETRY: IONIZATION ESI
AC$MASS_SPECTROMETRY: NEBULIZER 2.0 bar
AC$CHROMATOGRAPHY: COLUMN_NAME Waters Atlantis C18 3um 2.1x150mm
AC$CHROMATOGRAPHY: COLUMN_TEMPERATURE RT
AC$CHROMATOGRAPHY: FLOW_GRADIENT 1-100% B in 10min
AC$CHROMATOGRAPHY: FLOW_RATE 200ul/min
AC$CHROMATOGRAPHY: SOLVENT 0.1% formic acid in water (A) and methanol (B)

MS$FOCUSED_ION: BASE_PEAK 123.043500
MS$FOCUSED_ION: PRECURSOR_TYPE [M+H]+

PK$SPLASH: splash10-00di-0900000000-807dd2315cef11dedba7
PK$NUM_PEAK: 15
PK$PEAK: m/z int. rel.int.
  81.043300 139.000000 15
  82.053000 155.333330 17
  83.058900 960.666690 105
  97.039400 125.666660 14
  108.056600 231.333330 25
  109.033000 91.666664 10
  109.040600 822.000000 90
  110.071800 1254.000000 137
  122.035400 121.000000 13
  123.043500 9159.667000 999
  124.046700 465.666660 51
  135.066300 168.000000 18
  136.051500 130.333330 14
  138.066700 1297.666600 142
  139.069100 126.666660 14
//