ACCESSION: MSBNK-MSSJ-MSJ01730
RECORD_TITLE: Medazepam; LC-ESI-QQ; MS; ESI; POSITIVE
DATE: 2023.03.27
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 20230328-1.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$NAME: Medazepam
CH$COMPOUND_CLASS: Non-natural product
CH$FORMULA: C₁₆H₁₅ClN₂
CH$EXACT_MASS: 270.092368
CH$SMILES: CN1CCN=C(C2=C1C=CC(=C2)Cl)C3=CC=CC=C3
CH$IUPAC: InChI=1S/C16H15ClN2/c1-19-10-9-18-16(12-5-3-2-4-6-12)14-11-13(17)7-8-15(14)19/h2-8,11H,9-10H2,1H3
CH$LINK: CAS 2898-12-6
CH$LINK: CHEMSPIDER 2901
CH$LINK: INCHIKEY YLCXGBZIZBEVPZ-UHFFFAOYSA-N
CH$LINK: PUBCHEM CID:4041

AC$INSTRUMENT: LCMS-8040 coupled to Nexera XR (Shimadzu, Kyoto, Japan).
AC$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$CHROMATOGRAPHY: RETENTION_TIME 10.841 min
AC$CHROMATOGRAPHY: SOLVENT A water with 10 mM ammonium formate
AC$CHROMATOGRAPHY: SOLVENT B methanol

PK$SPLASH: splash10-00di-0090000000-35d1474fb27b15dad411
PK$NUM_PEAK: 5
PK$PEAK: m/z int. rel.int.
  271.2 2021869 999
  272.2 351447 174
  273.2 659636 326
  274.2 109345 54
  279.2 44608 22
//