ACCESSION: MSBNK-MSSJ-MSJ01837
RECORD_TITLE: Amlodipine; LC-ESI-QQ; MS; ESI; NEGATIVE
DATE: 2023.03.28
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 20230328-3.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$NAME: Amlodipine
CH$COMPOUND_CLASS: Non-natural product
CH$FORMULA: C₂₀H₂₅ClN₂O₅
CH$EXACT_MASS: 408.145193
CH$SMILES: CCOC(=O)C1=C(NC(=C(C1C2=CC=CC=C2Cl)C(=O)OC)C)COCCN
CH$IUPAC: InChI=1S/C20H25ClN2O5/c1-4-28-20(25)18-15(11-27-10-9-22)23-12(2)16(19(24)26-3)17(18)13-7-5-6-8-14(13)21/h5-8,17,23H,4,9-11,22H2,1-3H3
CH$LINK: CAS 88150-42-9
CH$LINK: CHEMSPIDER 2077
CH$LINK: INCHIKEY HTIQEAQVCYTUBX-UHFFFAOYSA-N
CH$LINK: PUBCHEM CID:2162

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 NEGATIVE
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$CHROMATOGRAPHY: RETENTION_TIME 8.556 min
AC$CHROMATOGRAPHY: SOLVENT A water with 10 mM ammonium formate
AC$CHROMATOGRAPHY: SOLVENT B methanol

PK$SPLASH: splash10-0a4i-0000900000-550d36a2741b46ddfc09
PK$NUM_PEAK: 11
PK$PEAK: m/z int. rel.int.
  295.2 63052 11
  407.2 5541696 999
  408.2 1131533 204
  409.2 1747044 315
  410.2 439793 79
  443.2 520711 94
  444.2 139380 25
  445.2 378342 68
  446.1 74603 13
  447.2 70257 13
  497.2 57097 10
//