ACCESSION: MSBNK-BGC_Munich-RP031912
RECORD_TITLE: N2-Methylguanosine; LC-ESI-QTOF; MS2; CE: 20; R=; [M-H]-
DATE: 2017.11.29
AUTHORS: BGC, Helmholtz Zentrum Muenchen
LICENSE: CC BY
COPYRIGHT: Copyright (C) 2017
COMMENT: CONFIDENCE standard compound
COMMENT: INTERNAL_ID 319

CH$NAME: N2-Methylguanosine
CH$NAME: 9-[(2R,3R,4S,5R)-3,4-dihydroxy-5-(hydroxymethyl)oxolan-2-yl]-2-(methylamino)-3H-purin-6-one
CH$COMPOUND_CLASS: N/A; Metabolomics Standard
CH$FORMULA: C₁₁H₁₅N₅O₅
CH$EXACT_MASS: 297.1073
CH$SMILES: CNc1[nH]c(=O)c2c(n1)n(cn2)[C@H]3[C@@H]([C@@H]([C@H](O3)CO)O)O
CH$IUPAC: InChI=1S/C11H15N5O5/c1-12-11-14-8-5(9(20)15-11)13-3-16(8)10-7(19)6(18)4(2-17)21-10/h3-4,6-7,10,17-19H,2H2,1H3,(H2,12,14,15,20)/t4-,6-,7-,10-/m1/s1
CH$LINK: CAS 2140-77-4
CH$LINK: CHEBI 19702
CH$LINK: INCHIKEY SLEHROROQDYRAW-KQYNXXCUSA-N
CH$LINK: CHEMSPIDER 2299669
CH$LINK: COMPTOX DTXSID20943960
CH$LINK: PUBCHEM CID:135501934

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 NEGATIVE
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$CHROMATOGRAPHY: RETENTION_TIME 0.928 min
AC$CHROMATOGRAPHY: SOLVENT A Water with 0.1% formic acid
AC$CHROMATOGRAPHY: SOLVENT B ACN with 0.1% formic acid

MS$FOCUSED_ION: BASE_PEAK 68.9964
MS$FOCUSED_ION: PRECURSOR_M/Z 296.1
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$SPLASH: splash10-03di-0900000000-0325311279d987875e84
PK$NUM_PEAK: 3
PK$PEAK: m/z int. rel.int.
  142.1222 38 271
  164.0596 140 999
  187.0113 28 199
//