ACCESSION: MSBNK-MSSJ-MSJ01799
RECORD_TITLE: Acetaminophen; LC-ESI-QQ; MS2; ESI; NEGATIVE; CID; CE 40 V; [M-H]-
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 20230328-2.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$NAME: Acetaminophen
CH$COMPOUND_CLASS: Non-natural product
CH$FORMULA: C₈H₉NO₂
CH$EXACT_MASS: 151.063325
CH$SMILES: CC(=O)NC1=CC=C(C=C1)O
CH$IUPAC: InChI=1S/C8H9NO2/c1-6(10)9-7-2-4-8(11)5-3-7/h2-5,11H,1H3,(H,9,10)
CH$LINK: CAS 103-90-2
CH$LINK: CHEMSPIDER 1906
CH$LINK: INCHIKEY RZVAJINKPMORJF-UHFFFAOYSA-N
CH$LINK: PUBCHEM CID:1983

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 NEGATIVE
AC$MASS_SPECTROMETRY: COLLISION_ENERGY 40 V
AC$MASS_SPECTROMETRY: FRAGMENTATION_MODE CID
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$CHROMATOGRAPHY: RETENTION_TIME 4.203 min
AC$CHROMATOGRAPHY: SOLVENT A water with 10 mM ammonium formate
AC$CHROMATOGRAPHY: SOLVENT B methanol

MS$FOCUSED_ION: PRECURSOR_M/Z 150.056048
MS$FOCUSED_ION: PRECURSOR_TYPE [M-H]-

PK$SPLASH: splash10-0aou-5900000000-68a90d6922d11b1d604e
PK$NUM_PEAK: 12
PK$PEAK: m/z int. rel.int.
  35.0 330 160
  40.3 413 200
  42.1 274 132
  52.0 413 200
  78.1 368 178
  92.2 431 208
  93.0 549 265
  107.0 2066 999
  107.9 120 58
  118.0 1811 876
  134.3 287 139
  150.4 337 163
//