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MassBank Record: MSBNK-MSSJ-MSJ01541

Oxazolam; LC-ESI-QQ; MS2; ESI; POSITIVE; CE 10 V; [M+H]+

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

ACCESSION: MSBNK-MSSJ-MSJ01541
RECORD_TITLE: Oxazolam; LC-ESI-QQ; MS2; ESI; POSITIVE; CE 10 V; [M+H]+
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.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$NAME: Oxazolam
CH$COMPOUND_CLASS: Non-natural product
CH$FORMULA: C18H17ClN2O2
CH$EXACT_MASS: 328.09785
CH$SMILES: CC1CN2CC(=O)NC3=C(C2(O1)C4=CC=CC=C4)C=C(C=C3)Cl
CH$IUPAC: InChI=1S/C18H17ClN2O2/c1-12-10-21-11-17(22)20-16-8-7-14(19)9-15(16)18(21,23-12)13-5-3-2-4-6-13/h2-9,12H,10-11H2,1H3,(H,20,22)
CH$LINK: CAS 24143-17-7
CH$LINK: CHEMSPIDER 4456
CH$LINK: INCHIKEY VCCZBYPHZRWKFY-UHFFFAOYSA-N
CH$LINK: PUBCHEM CID:4617

AC$INSTRUMENT: LCMS-8040 coupled to Nexera XR (Shimadzu, Kyoto, Japan).
AC$INSTRUMENT_TYPE: LC-ESI-QQ
AC$MASS_SPECTROMETRY: MS_TYPE MS2
AC$MASS_SPECTROMETRY: ION_MODE POSITIVE
AC$MASS_SPECTROMETRY: COLLISION_ENERGY 10 V
AC$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 10.122, 10.197 min (broad two peaks)
AC$CHROMATOGRAPHY: SOLVENT A water with 10 mM ammonium formate
AC$CHROMATOGRAPHY: SOLVENT B methanol

MS$FOCUSED_ION: PRECURSOR_M/Z 329.10513
MS$FOCUSED_ION: PRECURSOR_TYPE [M+H]+

PK$SPLASH: splash10-004i-0009000000-33262b9b4673a4d24858
PK$NUM_PEAK: 4
PK$PEAK: m/z int. rel.int.
  271 11618 25
  272 8171 18
  297 5261 12
  329 455240 999
//

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