ACCESSION: MSBNK-MSSJ-MSJ00751
RECORD_TITLE: Citric acid-[1-13C]; GC-EI-QQ; MS2; POSITIVE; CID 10 V; 4 TBDMS-derivative; [M-291]+
DATE: 2021.09.30
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 5.
COMMENT: Annotation of fragment ions (PK$ANNOTATION) is based on Table 1 and Supplemental material page 22 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$NAME: Citric acid-[1-13C]
CH$COMPOUND_CLASS: In vitro synthetic compound
CH$FORMULA: C₆H₈O₇
CH$EXACT_MASS: 192.02701
CH$SMILES: C(C(=O)O)C(C[13C](=O)O)(C(=O)O)O
CH$IUPAC: InChI=1S/C6H8O7/c7-3(8)1-6(13,5(11)12)2-4(9)10/h13H,1-2H2,(H,7,8)(H,9,10)(H,11,12)/i3+1
CH$LINK: CHEMSPIDER 8165754
CH$LINK: INCHIKEY KRKNYBCHXYNGOX-LBPDFUHNSA-N
CH$LINK: PUBCHEM CID:9990172

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$MASS_SPECTROMETRY: COLLISION_ENERGY 10 V
AC$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$FOCUSED_ION: DERIVATIVE_FORM C30H64O7Si4
MS$FOCUSED_ION: DERIVATIVE_MASS 648.37291
MS$FOCUSED_ION: DERIVATIVE_TYPE 4 TBDMS
MS$FOCUSED_ION: PRECURSOR_M/Z 358.19510

PK$SPLASH: splash10-05fr-8249000000-2a20b08aaa51d627ebf0
PK$ANNOTATION: m/z formula exact_mass error(ppm)
  358.15 C16(13C)H33O4Si2+ 358.19455 124
PK$NUM_PEAK: 10
PK$PEAK: m/z int. rel.int.
  73.1 112673 999
  115.2 36265 321
  147.1 1615 14
  226.15 51268 454
  244.15 2561 22
  313.2 6834 60
  313.9 2769 24
  329.15 3088 27
  342.3 2934 25
  358.15 102613 909
//