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MassBank Record: MSBNK-Athens_Univ-AU112703

Metformin; LC-ESI-QTOF; MS2; CE: 10 eV; R=35000; [M+H]+

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

ACCESSION: MSBNK-Athens_Univ-AU112703
RECORD_TITLE: Metformin; LC-ESI-QTOF; MS2; CE: 10 eV; R=35000; [M+H]+
DATE: 2015.12.07
AUTHORS: Nikiforos Alygizakis, Nikolaos Thomaidis, University of Athens
LICENSE: CC BY-SA
COPYRIGHT: Copyright (C) 2015 Department of Chemistry, University of Athens
COMMENT: CONFIDENCE standard compound
COMMENT: INTERNAL_ID 1127

CH$NAME: Metformin
CH$NAME: 3-(diaminomethylidene)-1,1-dimethylguanidine
CH$COMPOUND_CLASS: N/A; Environmental Standard
CH$FORMULA: C4H11N5
CH$EXACT_MASS: 129.1014454
CH$SMILES: CN(C)C(=N)N=C(N)N
CH$IUPAC: InChI=1S/C4H11N5/c1-9(2)4(7)8-3(5)6/h1-2H3,(H5,5,6,7,8)
CH$LINK: CAS 657-24-9
CH$LINK: CHEBI 6801
CH$LINK: KEGG C07151
CH$LINK: PUBCHEM CID:4091
CH$LINK: INCHIKEY XZWYZXLIPXDOLR-UHFFFAOYSA-N
CH$LINK: CHEMSPIDER 3949
CH$LINK: COMPTOX DTXSID2023270

AC$INSTRUMENT: Bruker maXis Impact
AC$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$MASS_SPECTROMETRY: COLLISION_ENERGY 10 eV
AC$MASS_SPECTROMETRY: RESOLUTION 35000
AC$CHROMATOGRAPHY: COLUMN_NAME Acclaim RSLC C18 2.2um, 2.1x100mm, Thermo
AC$CHROMATOGRAPHY: FLOW_GRADIENT 99/1 at 0-1 min, 61/39 at 3 min, 0.1/99.9 at 14-16 min, 99/1 at 16.1-20 min
AC$CHROMATOGRAPHY: FLOW_RATE 200 uL/min at 0-3 min, 400 uL/min at 14 min, 480 uL/min at 16-19 min, 200 uL/min at 19.1-20 min
AC$CHROMATOGRAPHY: RETENTION_TIME 1.4 min
AC$CHROMATOGRAPHY: SOLVENT A 90:10 water:methanol with 0.01% formic acid and 5mM ammonium formate
AC$CHROMATOGRAPHY: SOLVENT B methanol with 0.01% formic acid and 5mM ammonium formate

MS$FOCUSED_ION: BASE_PEAK 130.1079
MS$FOCUSED_ION: PRECURSOR_M/Z 130.1087
MS$FOCUSED_ION: PRECURSOR_TYPE [M+H]+
MS$DATA_PROCESSING: RECALIBRATE identity on assigned fragments and MS1
MS$DATA_PROCESSING: REANALYZE Peaks with additional N2/O included
MS$DATA_PROCESSING: WHOLE RMassBank 2.0.3

PK$SPLASH: splash10-001i-0900000000-0fa445716bfc24131a75
PK$ANNOTATION: m/z tentative_formula formula_count mass error(ppm)
  113.0818 C4H9N4+ 1 113.0822 -3.31
  130.1079 C4H12N5+ 1 130.1087 -6.67
PK$NUM_PEAK: 2
PK$PEAK: m/z int. rel.int.
  113.0818 1556 11
  130.1079 135820 999
//

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