ACCESSION: MSBNK-NaToxAq-NA002368
RECORD_TITLE: Seneciphylline N-oxide; LC-ESI-ITFT; MS2; CE: 30%; R=15000; [M+H]+
DATE: 2020.02.21
AUTHORS: Tobias Schulze, Martin Krauss, Helmholtz Centre for Environmental Research GmbH - UFZ, Leipzig, Germany
LICENSE: CC0
COPYRIGHT: Copyright (C) 2020 by Helmholtz Centre for Environmental Research GmbH - UFZ, Leipzig, Germany
COMMENT: CONFIDENCE Reference Standard (Level 1)
COMMENT: INTERNAL_ID 2279

CH$NAME: Seneciphylline N-oxide
CH$NAME: (1R,4E,7R,17R)-4-ethylidene-7-hydroxy-7-methyl-6-methylidene-14-oxido-2,9-dioxa-14-azoniatricyclo[9.5.1.014,17]heptadec-11-ene-3,8-dione
CH$COMPOUND_CLASS: N/A; Environmental Standard
CH$FORMULA: C₁₈H₂₃NO₆
CH$EXACT_MASS: 349.1525
CH$SMILES: C/C=C/1\CC(=C)[C@@](C(=O)OCC2=CC[N+]3([C@H]2[C@@H](CC3)OC1=O)[O-])(C)O
CH$IUPAC: InChI=1S/C18H23NO6/c1-4-12-9-11(2)18(3,22)17(21)24-10-13-5-7-19(23)8-6-14(15(13)19)25-16(12)20/h4-5,14-15,22H,2,6-10H2,1,3H3/b12-4+/t14-,15-,18-,19?/m1/s1
CH$LINK: CAS 38710-26-8
CH$LINK: CHEBI 136427
CH$LINK: PUBCHEM CID:6442619
CH$LINK: INCHIKEY COHUFMBRBUPZPA-HPHFTHPTSA-N
CH$LINK: CHEMSPIDER 29304933

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$MASS_SPECTROMETRY: COLLISION_ENERGY 30% (nominal)
AC$MASS_SPECTROMETRY: RESOLUTION 15000
AC$CHROMATOGRAPHY: COLUMN_NAME Kinetex Evo C18 2.6 um 50x2.1 mm, Phenomenex
AC$CHROMATOGRAPHY: FLOW_GRADIENT 95/5 at 0 min, 95/5 at 1 min, 0/100 at 13 min, 0/100 at 24 min, 95/5 at 24.3 min, 95/5/0 at 32 min
AC$CHROMATOGRAPHY: FLOW_RATE 300 uL/min
AC$CHROMATOGRAPHY: RETENTION_TIME 3.031 min
AC$CHROMATOGRAPHY: SOLVENT A water with 0.1% formic acid
AC$CHROMATOGRAPHY: SOLVENT B methanol with 0.1% formic acid

MS$FOCUSED_ION: BASE_PEAK 350.16
MS$FOCUSED_ION: PRECURSOR_M/Z 350.1598
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 2.14.1

PK$SPLASH: splash10-0udi-0009000000-2cdb898c5dcc42c9680a
PK$ANNOTATION: m/z tentative_formula formula_count mass error(ppm)
350.1601 C18H24NO6+ 1 350.1598 0.92
PK$NUM_PEAK: 1
PK$PEAK: m/z int. rel.int.
350.1601 512912.3 999
//