ACCESSION: MSBNK-Eawag-EQ339759
RECORD_TITLE: 4`-Hydroxy Diclofenac; LC-ESI-QFT; MS2; CE: 180; R=35000; [M-H]-
DATE: 2015.08.26
AUTHORS: Beck B, Stravs M, Schymanski E, Singer H, Department of Environmental Chemistry, Eawag
LICENSE: CC BY
COPYRIGHT: Copyright (C) 2015 Eawag, Duebendorf, Switzerland
COMMENT: CONFIDENCE standard compound
COMMENT: EAWAG_UCHEM_ID 3397

CH$NAME: 4`-Hydroxy Diclofenac
CH$NAME: 4`-hydroxydiclofenac
CH$NAME: 2-[2-(2,6-dichloro-4-hydroxyanilino)phenyl]acetic acid
CH$COMPOUND_CLASS: N/A; Environmental Standard
CH$FORMULA: C₁₄H₁₁Cl₂NO₃
CH$EXACT_MASS: 311.01160
CH$SMILES: C1=CC=C(C(=C1)CC(=O)O)NC2=C(C=C(C=C2Cl)O)Cl
CH$IUPAC: InChI=1S/C14H11Cl2NO3/c15-10-6-9(18)7-11(16)14(10)17-12-4-2-1-3-8(12)5-13(19)20/h1-4,6-7,17-18H,5H2,(H,19,20)
CH$LINK: CAS 64118-84-9
CH$LINK: CHEBI 59613
CH$LINK: PUBCHEM CID:116545
CH$LINK: INCHIKEY KGVXVPRLBMWZLG-UHFFFAOYSA-N
CH$LINK: CHEMSPIDER 104192
CH$LINK: COMPTOX DTXSID40214326

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$MASS_SPECTROMETRY: COLLISION_ENERGY 180 (nominal)
AC$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 10.1 min
AC$CHROMATOGRAPHY: SOLVENT A water with 0.1% formic acid
AC$CHROMATOGRAPHY: SOLVENT B methanol with 0.1% formic acid

MS$FOCUSED_ION: BASE_PEAK 310.0043
MS$FOCUSED_ION: PRECURSOR_M/Z 310.0043
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$SPLASH: splash10-0udi-9000000000-5b6172743cd1c276862a
PK$ANNOTATION: m/z tentative_formula formula_count mass error(ppm)
  50.0036 C3N- 1 50.0036 -1.05
  74.0039 C5N- 1 74.0036 3.21
PK$NUM_PEAK: 2
PK$PEAK: m/z int. rel.int.
  50.0036 62900.2 999
  74.0039 17752.7 281
//