ACCESSION: MSBNK-MSSJ-MSJ01900
RECORD_TITLE: Indometacin; LC-ESI-QQ; MS2; ESI; NEGATIVE; CID; CE 30 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 20230328-4.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$NAME: Indometacin
CH$COMPOUND_CLASS: Non-natural product
CH$FORMULA: C₁₉H₁₆ClNO₄
CH$EXACT_MASS: 357.076783
CH$SMILES: CC1=C(C2=C(N1C(=O)C3=CC=C(C=C3)Cl)C=CC(=C2)OC)CC(=O)O
CH$IUPAC: InChI=1S/C19H16ClNO4/c1-11-15(10-18(22)23)16-9-14(25-2)7-8-17(16)21(11)19(24)12-3-5-13(20)6-4-12/h3-9H,10H2,1-2H3,(H,22,23)
CH$LINK: CAS 53-86-1
CH$LINK: CHEMSPIDER 3584
CH$LINK: INCHIKEY CGIGDMFJXJATDK-UHFFFAOYSA-N
CH$LINK: PUBCHEM CID:3715

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$MASS_SPECTROMETRY: COLLISION_ENERGY 30 V
AC$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$CHROMATOGRAPHY: RETENTION_TIME 9.281 min
AC$CHROMATOGRAPHY: SOLVENT A water with 10 mM ammonium formate
AC$CHROMATOGRAPHY: SOLVENT B methanol

MS$FOCUSED_ION: PRECURSOR_M/Z 356.069506
MS$FOCUSED_ION: PRECURSOR_TYPE [M-H]-

PK$SPLASH: splash10-053r-0490000000-4be01cec981f262b8d6e
PK$NUM_PEAK: 15
PK$PEAK: m/z int. rel.int.
  35.1 5233 47
  111.0 32551 294
  141.7 1236 11
  144.0 1233 11
  153.1 2554 23
  156.9 9691 87
  158.0 60731 548
  172.0 1477 13
  255.0 42221 381
  269.1 17656 159
  270.0 1428 13
  279.3 1748 16
  282.0 110693 999
  293.9 2628 24
  297.0 48554 438
//