ACCESSION: MSBNK-HBM4EU-HB003293
RECORD_TITLE: Emodin; LC-ESI-ITFT; MS2; CE: 15%; R=7500; [M-H]-
DATE: 2021.10.11
AUTHORS: Laurent Debrauwer, Emilien L. Jamin, Research Centre in Food Toxicology (TOXALIM), INRAE, MetaboHUB-Metatoul platform, Toulouse, France
LICENSE: CC0
COPYRIGHT: Copyright (c) 2021 by Research Centre in Food Toxicology (TOXALIM), INRAE, MetaboHUB-Metatoul platform, Toulouse, France
COMMENT: HBM4EU - science and policy for a healthy future (https://www.hbm4eu.eu)
COMMENT: CONFIDENCE Reference Standard (Level 1)
COMMENT: INTERNAL_ID 92

CH$NAME: Emodin
CH$NAME: 1,3,8-trihydroxy-6-methylanthracene-9,10-dione
CH$COMPOUND_CLASS: N/A; Environmental Standard
CH$FORMULA: C₁₅H₁₀O₅
CH$EXACT_MASS: 270.0528
CH$SMILES: CC1=CC2=C(C(=C1)O)C(=O)C3=C(C2=O)C=C(C=C3O)O
CH$IUPAC: InChI=1S/C15H10O5/c1-6-2-8-12(10(17)3-6)15(20)13-9(14(8)19)4-7(16)5-11(13)18/h2-5,16-18H,1H3
CH$LINK: CAS 518-82-1
CH$LINK: CHEBI 42223
CH$LINK: KEGG C10343
CH$LINK: LIPIDMAPS LMPK13040008
CH$LINK: PUBCHEM CID:3220
CH$LINK: INCHIKEY RHMXXJGYXNZAPX-UHFFFAOYSA-N
CH$LINK: CHEMSPIDER 3107
CH$LINK: COMPTOX DTXSID5025231

AC$INSTRUMENT: LTQ Orbitrap XL Thermo Scientific
AC$INSTRUMENT_TYPE: LC-ESI-ITFT
AC$MASS_SPECTROMETRY: MS_TYPE MS2
AC$MASS_SPECTROMETRY: ION_MODE NEGATIVE
AC$MASS_SPECTROMETRY: IONIZATION ESI
AC$MASS_SPECTROMETRY: FRAGMENTATION_MODE HCD
AC$MASS_SPECTROMETRY: COLLISION_ENERGY 15 % (nominal)
AC$MASS_SPECTROMETRY: RESOLUTION 7500
AC$CHROMATOGRAPHY: COLUMN_NAME Hypersil GOLD C18 1.9 um 100 x 2.1 mm Thermo Fisher Scientific
AC$CHROMATOGRAPHY: FLOW_GRADIENT 100/0 at 0 min, 0/100 at 30 min, 0/100 at 35 min
AC$CHROMATOGRAPHY: FLOW_RATE 300 uL/min
AC$CHROMATOGRAPHY: RETENTION_TIME 24.803 min
AC$CHROMATOGRAPHY: SOLVENT A water with 5% methanol and 0.1% acetic acid
AC$CHROMATOGRAPHY: SOLVENT B methanol with 0.1% acetic acid

MS$FOCUSED_ION: BASE_PEAK 269.0455
MS$FOCUSED_ION: PRECURSOR_M/Z 269.0455
MS$FOCUSED_ION: PRECURSOR_TYPE [M-H]-
MS$FOCUSED_ION: PRECURSOR_INTENSITY 4465920.099854
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 3.2.0

PK$SPLASH: splash10-014i-0090000000-5a098e565f7e2a87674d
PK$ANNOTATION: m/z tentative_formula formula_count mass error(ppm)
269.0457 C15H9O5- 1 269.0455 0.38
PK$NUM_PEAK: 1
PK$PEAK: m/z int. rel.int.
269.0457 1296723.5 999
//