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MassBank Record: MSBNK-BGC_Munich-RP031602

7-Methylguanosine; LC-ESI-QTOF; MS2; CE: 20; R=; [M+H]+

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

ACCESSION: MSBNK-BGC_Munich-RP031602
RECORD_TITLE: 7-Methylguanosine; LC-ESI-QTOF; MS2; CE: 20; R=; [M+H]+
DATE: 2017.10.27
AUTHORS: BGC, Helmholtz Zentrum Muenchen
LICENSE: CC BY
COPYRIGHT: Copyright (C) 2017
COMMENT: CONFIDENCE standard compound
COMMENT: INTERNAL_ID 316

CH$NAME: 7-Methylguanosine
CH$NAME: 2-amino-9-[(2R,3R,4S,5R)-3,4-dihydroxy-5-(hydroxymethyl)oxolan-2-yl]-7-methyl-3H-purin-9-ium-6-one
CH$COMPOUND_CLASS: N/A; Metabolomics Standard
CH$FORMULA: C11H16N5O5+
CH$EXACT_MASS: 298.1151
CH$SMILES: C[n+]1cn(c2c1c(=O)[nH]c(n2)N)[C@H]3[C@@H]([C@@H]([C@H](O3)CO)O)O
CH$IUPAC: InChI=1S/C11H15N5O5/c1-15-3-16(8-5(15)9(20)14-11(12)13-8)10-7(19)6(18)4(2-17)21-10/h3-4,6-7,10,17-19H,2H2,1H3,(H2-,12,13,14,20)/p+1/t4-,6-,7-,10-/m1/s1
CH$LINK: CAS 20244-86-4
CH$LINK: CHEBI 20794
CH$LINK: KEGG C20674
CH$LINK: INCHIKEY OGHAROSJZRTIOK-KQYNXXCUSA-O
CH$LINK: CHEMSPIDER 393054
CH$LINK: PUBCHEM CID:135445750

AC$INSTRUMENT: maXis plus UHR-ToF-MS, Bruker Daltonics
AC$INSTRUMENT_TYPE: LC-ESI-QTOF
AC$MASS_SPECTROMETRY: MS_TYPE MS2
AC$MASS_SPECTROMETRY: ION_MODE POSITIVE
AC$MASS_SPECTROMETRY: IONIZATION ESI
AC$MASS_SPECTROMETRY: FRAGMENTATION_MODE CID
AC$MASS_SPECTROMETRY: COLLISION_ENERGY 20
AC$CHROMATOGRAPHY: COLUMN_NAME BEH C18 1.7um, 2.1x100mm, Waters
AC$CHROMATOGRAPHY: FLOW_GRADIENT 95/5 at 0 min, 95/5 at 1.12 min, 0.5/99.5 at 6.41 min, 0.5/99.5 at 10.01 min
AC$CHROMATOGRAPHY: FLOW_RATE 400 uL/min
AC$CHROMATOGRAPHY: RETENTION_TIME 0.832 min
AC$CHROMATOGRAPHY: SOLVENT A Water with 0.1% formic acid
AC$CHROMATOGRAPHY: SOLVENT B ACN with 0.1% formic acid

MS$FOCUSED_ION: BASE_PEAK 186.9554
MS$FOCUSED_ION: PRECURSOR_M/Z 299.1224
MS$FOCUSED_ION: PRECURSOR_TYPE [M+H]+
MS$DATA_PROCESSING: REANALYZE Peaks with additional N2/O included
MS$DATA_PROCESSING: WHOLE RMassBank 2.4.0

PK$SPLASH: splash10-014i-0900000000-b568d3ae0dc07362f68e
PK$NUM_PEAK: 7
PK$PEAK: m/z int. rel.int.
  112.0049 82 43
  139.9738 56 29
  149.0009 38 20
  149.0479 62 32
  166.0718 1898 999
  167.0561 56 29
  167.0756 110 57
//

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