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MassBank Record: MSBNK-Eawag-EA023202

Norfloxacin; LC-ESI-ITFT; MS2; CE: 15%; R=7500; [M+H]+

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

ACCESSION: MSBNK-Eawag-EA023202
RECORD_TITLE: Norfloxacin; LC-ESI-ITFT; MS2; CE: 15%; R=7500; [M+H]+
DATE: 2014.01.14
AUTHORS: Stravs M, Schymanski E, Singer H, Department of Environmental Chemistry, Eawag
LICENSE: CC BY
COPYRIGHT: Copyright (C) 2012 Eawag, Duebendorf, Switzerland
COMMENT: CONFIDENCE standard compound
COMMENT: EAWAG_UCHEM_ID 232

CH$NAME: Norfloxacin
CH$NAME: 1-ethyl-6-fluoro-4-oxo-7-piperazin-1-yl-1,4-dihydroquinoline-3-carboxylic acid
CH$COMPOUND_CLASS: N/A; Environmental Standard
CH$FORMULA: C16H18FN3O3
CH$EXACT_MASS: 319.1332
CH$SMILES: CCN1C=C(C(O)=O)C(=O)C2=CC(F)=C(C=C12)N3CCNCC3
CH$IUPAC: InChI=1S/C16H18FN3O3/c1-2-19-9-11(16(22)23)15(21)10-7-12(17)14(8-13(10)19)20-5-3-18-4-6-20/h7-9,18H,2-6H2,1H3,(H,22,23)
CH$LINK: CAS 70458-96-7
CH$LINK: KEGG C06687
CH$LINK: PUBCHEM CID:4539
CH$LINK: INCHIKEY OGJPXUAPXNRGGI-UHFFFAOYSA-N
CH$LINK: CHEMSPIDER 4380
CH$LINK: COMPTOX DTXSID7037680

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$MASS_SPECTROMETRY: COLLISION_ENERGY 15 % (nominal)
AC$MASS_SPECTROMETRY: RESOLUTION 7500
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 4.4 min
AC$CHROMATOGRAPHY: SOLVENT A water with 0.1% formic acid
AC$CHROMATOGRAPHY: SOLVENT B methanol with 0.1% formic acid

MS$FOCUSED_ION: BASE_PEAK 320.1415
MS$FOCUSED_ION: PRECURSOR_M/Z 320.1405
MS$FOCUSED_ION: PRECURSOR_TYPE [M+H]+
MS$DATA_PROCESSING: DEPROFILE Spline
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 1.3.1

PK$SPLASH: splash10-00di-0009000000-f809266e62551b06d730
PK$ANNOTATION: m/z tentative_formula formula_count mass error(ppm)
  302.1305 C16H17FN3O2+ 1 302.1299 1.85
  320.1405 C16H19FN3O3+ 1 320.1405 0.11
PK$NUM_PEAK: 2
PK$PEAK: m/z int. rel.int.
  302.1305 563397.3 20
  320.1405 27517569.1 999
//

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