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MassBank Record: MSBNK-Univ_Connecticut-CO000246

Leucine_Enkephalin; LC-ESI-QTOF; MS2; CE:10 eV; [M+H]+

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

ACCESSION: MSBNK-Univ_Connecticut-CO000246
RECORD_TITLE: Leucine_Enkephalin; LC-ESI-QTOF; MS2; CE:10 eV; [M+H]+
DATE: 2016.01.19 (Created 2008.07.15, modified 2012.11.20)
AUTHORS: Dennis W. Hill, Tzipporah M. Kertesz, Robert Friedman, David F. Grant
LICENSE: CC BY-SA
PUBLICATION: Mass Spectral Metabonomics beyond Elemental Formula: Chemical Database Querying by Matching Experimental with Computational Fragmentation Spectra, http://pubs.acs.org/doi/abs/10.1021/ac800548g

CH$NAME: Leucine_Enkephalin
CH$COMPOUND_CLASS: N/A
CH$FORMULA: C28H37N5O7
CH$EXACT_MASS: 555.26930
CH$SMILES: [H]OC(C(N([H])C(=O)C(C([H])([H])c(c([H])2)c([H])c([H])c([H])c([H])2)(N([H])C(=O)C(N(C(=O)C(N(C(C(N([H])[H])(C([H])([H])c(c([H])1)c([H])c([H])c(O[H])c([H])1)[H])=O)[H])([H])[H])[H])([H])[H])[H])(C([H])([H])C([H])(C([H])([H])[H])C([H])([H])[H])[H])=O
CH$IUPAC: InChI=1S/C28H37N5O7/c1-17(2)12-23(28(39)40)33-27(38)22(14-18-6-4-3-5-7-18)32-25(36)16-30-24(35)15-31-26(37)21(29)13-19-8-10-20(34)11-9-19/h3-11,17,21-23,34H,12-16,29H2,1-2H3,(H,30,35)(H,31,37)(H,32,36)(H,33,38)(H,39,40)
CH$LINK: PUBCHEM CID:3903
CH$LINK: INCHIKEY URLZCHNOLZSCCA-UHFFFAOYSA-N

AC$INSTRUMENT: Micromass Q-TOF II
AC$INSTRUMENT_TYPE: LC-ESI-QTOF
AC$MASS_SPECTROMETRY: MS_TYPE MS2
AC$MASS_SPECTROMETRY: ION_MODE POSITIVE
AC$MASS_SPECTROMETRY: COLLISION_ENERGY 10 eV
AC$MASS_SPECTROMETRY: IONIZATION ESI

MS$FOCUSED_ION: PRECURSOR_M/Z 556.27724
MS$FOCUSED_ION: PRECURSOR_TYPE [M+H]+

PK$SPLASH: splash10-0a4i-0000090000-c5d3e600df96a13ca9be
PK$NUM_PEAK: 2
PK$PEAK: m/z int. rel.int.
  425.1808 177.081 18
  556.2671 10000 999
//

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