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MassBank Record: MSBNK-Eawag-EQ368258

Nigericin; LC-ESI-QFT; MS2; CE: 150; R=35000; [M-H]-

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

ACCESSION: MSBNK-Eawag-EQ368258
RECORD_TITLE: Nigericin; LC-ESI-QFT; MS2; CE: 150; R=35000; [M-H]-
DATE: 2015.08.26
AUTHORS: Stravs M, Schymanski E, Singer H, Department of Environmental Chemistry, Eawag and Thomaidis N, University of Athens
LICENSE: CC BY
COPYRIGHT: Copyright (C) 2015 Eawag, Duebendorf, Switzerland
COMMENT: CONFIDENCE standard compound
COMMENT: EAWAG_UCHEM_ID 3682

CH$NAME: Nigericin
CH$NAME: 2-{6-[(2-{5`-[6-hydroxy-6-(hydroxymethyl)-3,5-dimethyltetrahydro-2h-pyran-2-yl]-2,3`-dimethyloctahydro-2,2`-bifuran-5-yl}-9-methoxy-2,4,10-trimethyl-1,6-dioxaspiro[4.5]dec-7-yl)methyl]-3-methyltetrahydro-2h-pyran-2-yl}propanoic acid
CH$NAME: 2-[6-[[2-[5-[5-[6-hydroxy-6-(hydroxymethyl)-3,5-dimethyloxan-2-yl]-3-methyloxolan-2-yl]-5-methyloxolan-2-yl]-7-methoxy-2,4,6-trimethyl-1,10-dioxaspiro[4.5]decan-9-yl]methyl]-3-methyloxan-2-yl]propanoic acid
CH$COMPOUND_CLASS: N/A; Environmental Standard
CH$FORMULA: C40H68O11
CH$EXACT_MASS: 724.47616
CH$SMILES: CC1CCC(OC1C(C)C(=O)O)CC2CC(C(C3(O2)C(CC(O3)(C)C4CCC(O4)(C)C5C(CC(O5)C6C(CC(C(O6)(CO)O)C)C)C)C)C)OC
CH$IUPAC: InChI=1S/C40H68O11/c1-21-11-12-28(46-33(21)26(6)36(42)43)17-29-18-30(45-10)27(7)40(48-29)25(5)19-38(9,51-40)32-13-14-37(8,49-32)35-23(3)16-31(47-35)34-22(2)15-24(4)39(44,20-41)50-34/h21-35,41,44H,11-20H2,1-10H3,(H,42,43)
CH$LINK: CAS 28380-24-7
CH$LINK: PUBCHEM CID:4490
CH$LINK: INCHIKEY DANUORFCFTYTSZ-UHFFFAOYSA-N
CH$LINK: CHEMSPIDER 4335

AC$INSTRUMENT: Q Exactive Plus Orbitrap Thermo Scientific
AC$INSTRUMENT_TYPE: LC-ESI-QFT
AC$MASS_SPECTROMETRY: MS_TYPE MS2
AC$MASS_SPECTROMETRY: ION_MODE NEGATIVE
AC$MASS_SPECTROMETRY: IONIZATION ESI
AC$MASS_SPECTROMETRY: FRAGMENTATION_MODE HCD
AC$MASS_SPECTROMETRY: COLLISION_ENERGY 150 (nominal)
AC$MASS_SPECTROMETRY: RESOLUTION 35000
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 19.7 min
AC$CHROMATOGRAPHY: SOLVENT A water with 0.1% formic acid
AC$CHROMATOGRAPHY: SOLVENT B methanol with 0.1% formic acid

MS$FOCUSED_ION: BASE_PEAK 115.9207
MS$FOCUSED_ION: PRECURSOR_M/Z 723.4689
MS$FOCUSED_ION: PRECURSOR_TYPE [M-H]-
MS$DATA_PROCESSING: RECALIBRATE loess on assigned fragments and MS1
MS$DATA_PROCESSING: REANALYZE Peaks with additional N2/O included
MS$DATA_PROCESSING: WHOLE RMassBank 1.9.6

PK$SPLASH: splash10-0a4i-9000000000-50311781a04b8bb87c33
PK$ANNOTATION: m/z tentative_formula formula_count mass error(ppm)
  55.0189 C3H3O- 1 55.0189 -0.7
  57.0346 C3H5O- 1 57.0346 -0.5
  58.006 C2H2O2- 1 58.006 -1
  59.0139 C2H3O2- 1 59.0139 0.8
  65.0397 C5H5- 1 65.0397 0.1
  67.019 C4H3O- 1 67.0189 0.77
  69.0345 C4H5O- 1 69.0346 -0.56
  71.0502 C4H7O- 1 71.0502 -0.26
  93.0345 C6H5O- 1 93.0346 -0.73
  95.0503 C6H7O- 1 95.0502 0.75
  99.0454 C5H7O2- 1 99.0452 2.29
  107.05 C7H7O- 1 107.0502 -2.41
  109.0659 C7H9O- 1 109.0659 0.47
  121.066 C8H9O- 1 121.0659 1
PK$NUM_PEAK: 14
PK$PEAK: m/z int. rel.int.
  55.0189 13072.2 999
  57.0346 11884.5 908
  58.006 2681.6 204
  59.0139 776.4 59
  65.0397 795.9 60
  67.019 767.7 58
  69.0345 717.2 54
  71.0502 824 62
  93.0345 836.2 63
  95.0503 1094.6 83
  99.0454 648.7 49
  107.05 888.3 67
  109.0659 1007 76
  121.066 1383.6 105
//

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