ACCESSION: MSBNK-MSSJ-MSJ01528
RECORD_TITLE: Oxazepam; LC-ESI-QQ; MS; ESI; POSITIVE
DATE: 2023.03.24
AUTHORS: Koji Yamaguchi, Department of Legal Medicine, Nippon Medical School, 1715 Kamagari, Inzai-shi, Chiba 270-1694, Japan.
LICENSE: CC BY
COPYRIGHT: Koji Yamaguchi, Department of Legal Medicine, Nippon Medical School, 1715 Kamagari, Inzai-shi, Chiba 270-1694, Japan.
COMMENT: Original data are in the 20230324_Revised.xlsx file.
COMMENT: This record was created by the financial support of MEXT/JSPS KAKENHI Grant Number 23HP8017 to the Mass Spectrometry Society of Japan.

CH$NAME: Oxazepam
CH$COMPOUND_CLASS: Non-natural product
CH$FORMULA: C₁₅H₁₁ClN₂O₂
CH$EXACT_MASS: 286.05090
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: CHEMSPIDER 4455
CH$LINK: INCHIKEY ADIMAYPTOBDMTL-UHFFFAOYSA-N
CH$LINK: PUBCHEM CID:4616

AC$INSTRUMENT: LCMS-8040 coupled to Nexera XR (Shimadzu, Kyoro, Japan)
AC$INSTRUMENT_TYPE: LC-ESI-QQ
AC$MASS_SPECTROMETRY: MS_TYPE MS
AC$MASS_SPECTROMETRY: ION_MODE POSITIVE
AC$MASS_SPECTROMETRY: IONIZATION ESI
AC$CHROMATOGRAPHY: COLUMN_NAME InertSustain C18 ID 2.1 microm, 2.1 x 100 mm (GL Science, Tokyo, Japan).
AC$CHROMATOGRAPHY: FLOW_GRADIENT 90/10 at 0 min, linear gradient from 90/10 to 2/98 at 0-9 min, 2/98 at 9-12 min, linear gradient from 2/98 to 90/10 at 12-12.1 min, 90/10 at 12.1-15 min.
AC$CHROMATOGRAPHY: FLOW_RATE 200 microL/min
AC$CHROMATOGRAPHY: RETENTION_TIME 8.957 min
AC$CHROMATOGRAPHY: SOLVENT A water with 10 mM ammonium formate
AC$CHROMATOGRAPHY: SOLVENT B methanol

PK$SPLASH: splash10-000i-0094000000-3e8dcbbc5f0f05507030
PK$NUM_PEAK: 30
PK$PEAK: m/z int. rel.int.
  105 3984 11
  114 4839 13
  157 5373 15
  171 4127 11
  180 4624 13
  205 5858 16
  214 11234 31
  239 16582 45
  244 4144 11
  284 4922 13
  287 367134 999
  288 62477 170
  289 111583 304
  290 12871 35
  293 28640 78
  295 11752 32
  296 5003 14
  308 4317 12
  309 95892 261
  310 15206 41
  311 46165 126
  312 6712 18
  325 88768 242
  326 10939 30
  327 19895 54
  341 3854 10
  344 5505 15
  347 3916 11
  349 4395 12
  493 3712 10
//