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MassBank Record: EA256105

Gabapentin; LC-ESI-ITFT; MS2; CE: 60%; R=7500; [M+H]+

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

ACCESSION: EA256105
RECORD_TITLE: Gabapentin; LC-ESI-ITFT; MS2; CE: 60%; R=7500; [M+H]+
DATE: 2014.01.14
AUTHORS: Stravs M, Schymanski E, Singer H, Department of Environmental Chemistry, Eawag
LICENSE: CC BY
COPYRIGHT: Copyright (C) 2012 Eawag, Duebendorf, Switzerland
COMMENT: CONFIDENCE standard compound
COMMENT: EAWAG_UCHEM_ID 2561

CH$NAME: Gabapentin
CH$NAME: 1-(Aminomethyl)cyclohexaneacetic acid
CH$NAME: 2-[1-(aminomethyl)cyclohexyl]acetic acid
CH$COMPOUND_CLASS: N/A; Environmental Standard
CH$FORMULA: C9H17NO2
CH$EXACT_MASS: 171.1259
CH$SMILES: NCC1(CC(O)=O)CCCCC1
CH$IUPAC: InChI=1S/C9H17NO2/c10-7-9(6-8(11)12)4-2-1-3-5-9/h1-7,10H2,(H,11,12)
CH$LINK: CAS 60142-96-3
CH$LINK: HMDB HMDB05015
CH$LINK: KEGG D00332
CH$LINK: PUBCHEM CID:3446
CH$LINK: INCHIKEY UGJMXCAKCUNAIE-UHFFFAOYSA-N
CH$LINK: CHEMSPIDER 3328
CH$LINK: COMPTOX DTXSID0020074

AC$INSTRUMENT: LTQ Orbitrap XL Thermo Scientific
AC$INSTRUMENT_TYPE: LC-ESI-ITFT
AC$MASS_SPECTROMETRY: MS_TYPE MS2
AC$MASS_SPECTROMETRY: ION_MODE POSITIVE
AC$MASS_SPECTROMETRY: IONIZATION ESI
AC$MASS_SPECTROMETRY: FRAGMENTATION_MODE HCD
AC$MASS_SPECTROMETRY: COLLISION_ENERGY 60 % (nominal)
AC$MASS_SPECTROMETRY: RESOLUTION 7500
AC$CHROMATOGRAPHY: COLUMN_NAME XBridge C18 3.5um, 2.1x50mm, Waters
AC$CHROMATOGRAPHY: FLOW_GRADIENT 90/10 at 0 min, 50/50 at 4 min, 5/95 at 17 min, 5/95 at 25 min, 90/10 at 25.1 min, 90/10 at 30 min
AC$CHROMATOGRAPHY: FLOW_RATE 200 ul/min
AC$CHROMATOGRAPHY: RETENTION_TIME 3.6 min
AC$CHROMATOGRAPHY: SOLVENT A water with 0.1% formic acid
AC$CHROMATOGRAPHY: SOLVENT B methanol with 0.1% formic acid

MS$FOCUSED_ION: BASE_PEAK 172.1336
MS$FOCUSED_ION: PRECURSOR_M/Z 172.1332
MS$FOCUSED_ION: PRECURSOR_TYPE [M+H]+
MS$DATA_PROCESSING: DEPROFILE Spline
MS$DATA_PROCESSING: RECALIBRATE loess on assigned fragments and MS1
MS$DATA_PROCESSING: REANALYZE Peaks with additional N2/O included
MS$DATA_PROCESSING: WHOLE RMassBank 1.3.1

PK$SPLASH: splash10-0udi-3900000000-b634b4e7144ec6ffdc83
PK$ANNOTATION: m/z tentative_formula formula_count mass error(ppm)
  55.0178 C3H3O+ 1 55.0178 -0.2
  67.0543 C5H7+ 1 67.0542 0.5
  79.0544 C6H7+ 1 79.0542 1.94
  81.0698 C6H9+ 1 81.0699 -0.58
  91.0543 C7H7+ 1 91.0542 0.37
  93.0699 C7H9+ 1 93.0699 -0.07
  95.0855 C7H11+ 1 95.0855 0.24
  109.1012 C8H13+ 1 109.1012 0.3
  110.0963 C7H12N+ 1 110.0964 -1.42
  112.1123 C7H14N+ 1 112.1121 1.91
  119.0855 C9H11+ 1 119.0855 0.03
  126.1278 C8H16N+ 1 126.1277 0.43
  136.1121 C9H14N+ 1 136.1121 -0.12
  137.0961 C9H13O+ 1 137.0961 0.28
  154.1226 C9H16NO+ 1 154.1226 -0.46
  155.1065 C9H15O2+ 1 155.1067 -1.26
  172.1331 C9H18NO2+ 1 172.1332 -0.5
PK$NUM_PEAK: 17
PK$PEAK: m/z int. rel.int.
  55.0178 378991.5 112
  67.0543 458049.9 136
  79.0544 23038.3 6
  81.0698 32357.6 9
  91.0543 445181.2 132
  93.0699 337527.3 100
  95.0855 1041868.4 309
  109.1012 606449.3 180
  110.0963 95704.9 28
  112.1123 31873.1 9
  119.0855 1158927.1 344
  126.1278 105980.9 31
  136.1121 177370.6 52
  137.0961 1631253.7 484
  154.1226 3363576.9 999
  155.1065 117493.6 34
  172.1331 518335.9 153
//

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