ACCESSION: MSBNK-MSSJ-MSJ00775
RECORD_TITLE: Malic acid-[4-13C]; GC-EI-QQ; MS2; POSITIVE; CID 5 V; 3 TBDMS-derivative; [M-159]+
DATE: 2021.10.13
AUTHORS: Nobuyuki Okahashi and Fumio Matsuda, Osaka University
LICENSE: CC BY
COPYRIGHT: Nobuyuki Okahashi and Fumio Matsuda, Osaka University
PUBLICATION: Nobuyuki Okahashi et al. Mass Spectrometry 2019 vol. 8, A0073.
COMMENT: The sample analyzed is labeled with 13C at the carbon atom 4.
COMMENT: Annotation of fragment ions (PK$ANNOTATION) is based on Supplemental material page 28 of the publication.
COMMENT: This record was created by the financial support of MEXT/JSPS KAKENHI Grant Number 21HP8020 to the Mass Spectrometry Society of Japan.

CH$NAME: Malic acid-[4-13C]
CH$COMPOUND_CLASS: In vitro synthetic compound
CH$FORMULA: C₄H₆O₅
CH$EXACT_MASS: 134.02153
CH$SMILES: C(C(C(=O)O)O)C(=O)O
CH$IUPAC: InChI=1S/C4H6O5/c5-2(4(8)9)1-3(6)7/h2,5H,1H2,(H,6,7)(H,8,9)/i3+1
CH$LINK: INCHIKEY BJEPYKJPYRNKOW-LBPDFUHNSA-N

AC$INSTRUMENT: GCMS-TQ8040 (Shimadzu, Kyoto, Japan)
AC$INSTRUMENT_TYPE: GC-EI-QQ
AC$MASS_SPECTROMETRY: MS_TYPE MS2
AC$MASS_SPECTROMETRY: ION_MODE POSITIVE
AC$MASS_SPECTROMETRY: COLLISION_ENERGY 5 V
AC$MASS_SPECTROMETRY: COLLISION_GAS Ar (200 kPa)
AC$MASS_SPECTROMETRY: FRAGMENTATION_MODE CID
AC$MASS_SPECTROMETRY: ION_SOURCE_TEMPERATURE 200 C
AC$MASS_SPECTROMETRY: SCAN_RANGE_M/Z 50-600
AC$CHROMATOGRAPHY: COLUMN_NAME DB-5MS+DG (Agilent Technologies, Santa Clara, CA, USA)
AC$CHROMATOGRAPHY: INJECTION_TEMPERATURE 250 C
AC$CHROMATOGRAPHY: OVEN_TEMPERATURE 70 C (Duration 2 min)-280 C (rate:10 C/min; Duration 3 min)
AC$CHROMATOGRAPHY: TRANSFARLINE_TEMPERATURE 250 C

MS$FOCUSED_ION: DERIVATIVE_FORM C22H48O5Si3
MS$FOCUSED_ION: DERIVATIVE_MASS 476.28096
MS$FOCUSED_ION: DERIVATIVE_TYPE 3 TBDMS
MS$FOCUSED_ION: PRECURSOR_M/Z 318.19963

PK$SPLASH: splash10-014i-0933000000-2fe45303f001ab041f39
PK$ANNOTATION: m/z formula exact_mass error(ppm)
  318.3 C14(13C)H33O3Si2+ 318.19963 315
PK$NUM_PEAK: 8
PK$PEAK: m/z int. rel.int.
  73 1050 53
  115.05 19466 999
  133.1 308 15
  160.1 242 12
  186.1 1170 60
  247.1 398 20
  273.25 8132 417
  318.3 8990 461
//