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MassBank Record: MSBNK-Antwerp_Univ-METOX_N108826_9C9C

Retinoic acid; LC-ESI-QTOF; MS2; CE: 40eV; R=7000; [M-H]-

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

ACCESSION: MSBNK-Antwerp_Univ-METOX_N108826_9C9C
RECORD_TITLE: Retinoic acid; LC-ESI-QTOF; MS2; CE: 40eV; R=7000; [M-H]-
DATE: 2022.04.09
AUTHORS: da Silva KM, Iturrospe E, van de Lavoir M, Robeyns R, University of Antwerp, Belgium
LICENSE: CC BY
COPYRIGHT: Copyright (c) 2021 by Toxicological Center, University of Antwerp, Wilrijk, Belgium
COMMENT: CONFIDENCE Standard compound
COMMENT: INTERNAL_ID 1088

CH$NAME: Retinoic acid
CH$NAME: Tretinoin
CH$NAME: (2E,4E,6E,8E)-3,7-dimethyl-9-(2,6,6-trimethylcyclohexen-1-yl)nona-2,4,6,8-tetraenoic acid
CH$COMPOUND_CLASS: N/A; Metabolomics Standard
CH$FORMULA: C20H28O2
CH$EXACT_MASS: 300.2089
CH$SMILES: C\C(\C=C\C1=C(C)CCCC1(C)C)=C/C=C/C(/C)=C/C(O)=O
CH$IUPAC: InChI=1S/C20H28O2/c1-15(8-6-9-16(2)14-19(21)22)11-12-18-17(3)10-7-13-20(18,4)5/h6,8-9,11-12,14H,7,10,13H2,1-5H3,(H,21,22)/b9-6+,12-11+,15-8+,16-14+
CH$LINK: CAS 302-79-4
CH$LINK: CHEBI 15367
CH$LINK: KEGG D00094
CH$LINK: LIPIDMAPS LMPR01090019
CH$LINK: PUBCHEM CID:444795
CH$LINK: INCHIKEY SHGAZHPCJJPHSC-YCNIQYBTSA-N
CH$LINK: CHEMSPIDER 392618

AC$INSTRUMENT: Agilent 6560 QTOF
AC$INSTRUMENT_TYPE: LC-ESI-QTOF
AC$MASS_SPECTROMETRY: MS_TYPE MS2
AC$MASS_SPECTROMETRY: ION_MODE NEGATIVE
AC$MASS_SPECTROMETRY: IONIZATION ESI
AC$MASS_SPECTROMETRY: FRAGMENTATION_MODE CID
AC$MASS_SPECTROMETRY: COLLISION_ENERGY 40 eV
AC$MASS_SPECTROMETRY: RESOLUTION 7000
AC$MASS_SPECTROMETRY: MASS_RANGE_M/Z 74-1625
AC$CHROMATOGRAPHY: COLUMN_NAME N/A
AC$CHROMATOGRAPHY: FLOW_GRADIENT 50/50 isocratic
AC$CHROMATOGRAPHY: FLOW_RATE 200 uL/min
AC$CHROMATOGRAPHY: RETENTION_TIME 0.171 min
AC$CHROMATOGRAPHY: SOLVENT A 30/70 acetonitrile/water with 2mM ammonium acetate
AC$CHROMATOGRAPHY: SOLVENT B 88/10/2 isopropanol/acetonitrile/water with 2mM ammonium acetate

MS$FOCUSED_ION: BASE_PEAK 255.2337
MS$FOCUSED_ION: PRECURSOR_M/Z 299.2017
MS$FOCUSED_ION: PRECURSOR_TYPE [M-H]-
MS$FOCUSED_ION: PRECURSOR_INTENSITY 61541
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 3.5.2.1

PK$SPLASH: splash10-02di-5920000000-a0bc080f4bf60bfdca28
PK$ANNOTATION: m/z tentative_formula formula_count mass error(ppm)
  79.0556 C6H7- 1 79.0553 2.93
  119.0873 C9H11- 1 119.0866 5.86
  145.1018 C11H13- 1 145.1023 -3.61
  161.1296 C12H17- 1 161.1336 -24.86
  225.1615 C17H21- 1 225.1649 -14.92
  239.1811 C18H23- 1 239.1805 2.45
  281.1966 C20H25O- 1 281.1911 19.48
PK$NUM_PEAK: 7
PK$PEAK: m/z int. rel.int.
  79.0556 265.2 999
  119.0873 204 768
  145.1018 56.8 213
  161.1296 178.9 673
  225.1615 14 52
  239.1811 58 218
  281.1966 66.6 251
//

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