ACCESSION: MSBNK-Eawag-EA274308
RECORD_TITLE: Oxazepam; LC-ESI-ITFT; MS2; CE: 15%; R=15000; [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 2743

CH$NAME: Oxazepam
CH$NAME: 7-chloranyl-3-oxidanyl-5-phenyl-1,3-dihydro-1,4-benzodiazepin-2-one
CH$COMPOUND_CLASS: N/A; Environmental Standard
CH$FORMULA: C₁₅H₁₁ClN₂O₂
CH$EXACT_MASS: 286.0509
CH$SMILES: C1=CC=C(C=C1)C2=NC(C(=O)NC3=C2C=C(C=C3)Cl)O
CH$IUPAC: InChI=1S/C15H11ClN2O2/c16-10-6-7-12-11(8-10)13(9-4-2-1-3-5-9)18-15(20)14(19)17-12/h1-8,15,20H,(H,17,19)
CH$LINK: CAS 604-75-1
CH$LINK: CHEBI 7823
CH$LINK: KEGG C07359
CH$LINK: PUBCHEM CID:4616
CH$LINK: INCHIKEY ADIMAYPTOBDMTL-UHFFFAOYSA-N
CH$LINK: CHEMSPIDER 4455
CH$LINK: COMPTOX DTXSID1021087

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 15000
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 9.0 min
AC$CHROMATOGRAPHY: SOLVENT A water with 0.1% formic acid
AC$CHROMATOGRAPHY: SOLVENT B methanol with 0.1% formic acid

MS$FOCUSED_ION: BASE_PEAK 287.059
MS$FOCUSED_ION: PRECURSOR_M/Z 287.0582
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$SPLASH: splash10-000i-0090000000-ff519596d2f3661430c9
PK$ANNOTATION: m/z tentative_formula formula_count mass error(ppm)
  104.0496 C7H6N+ 1 104.0495 1.48
  241.0532 C14H10ClN2+ 1 241.0527 1.94
  269.0476 C15H10ClN2O+ 1 269.0476 -0.17
  287.0585 C15H12ClN2O2+ 1 287.0582 0.97
PK$NUM_PEAK: 4
PK$PEAK: m/z int. rel.int.
  104.0496 4347.1 2
  241.0532 13392.4 8
  269.0476 128133 84
  287.0585 1512156.1 999
//