ACCESSION: MSBNK-Fac_Eng_Univ_Tokyo-JP011336
RECORD_TITLE: MALIC ANHYDRIDE; EI-B; MS
DATE: 2016.01.19 (Created 2008.10.21, modified 2011.05.06)
AUTHORS: YAMAMOTO M, DEP. CHEMISTRY, FAC. SCIENCE, NARA WOMEN'S UNIV.
LICENSE: CC BY-NC-SA

CH$NAME: MALIC ANHYDRIDE
CH$COMPOUND_CLASS: N/A
CH$FORMULA: C₄H₂O₃
CH$EXACT_MASS: 98.00039
CH$SMILES: O=c(c1)oc(=O)c1
CH$IUPAC: InChI=1S/C4H2O3/c5-3-1-2-4(6)7-3/h1-2H
CH$LINK: INCHIKEY FPYJFEHAWHCUMM-UHFFFAOYSA-N
CH$LINK: COMPTOX DTXSID7024166

AC$INSTRUMENT: HITACHI RMU-6M
AC$INSTRUMENT_TYPE: EI-B
AC$MASS_SPECTROMETRY: MS_TYPE MS
AC$MASS_SPECTROMETRY: ION_MODE POSITIVE
AC$MASS_SPECTROMETRY: IONIZATION_ENERGY 70 eV

MS$FOCUSED_ION: ION_TYPE [M]+*

PK$SPLASH: splash10-0fb9-9000000000-60d6e75945840ee88b72
PK$NUM_PEAK: 26
PK$PEAK: m/z int. rel.int.
  24 3.7 37
  25 14.9 149
  26 99.99 999
  27 2.8 28
  28 13.6 136
  29 3.3 33
  32 2.4 24
  36 1.6 16
  37 1.9 19
  40 1.2 12
  41 4.1 41
  42 1.2 12
  44 5.2 52
  45 1.1 11
  52 2.7 27
  53 9.4 94
  54 74.8 748
  55 3 30
  56 0.5 5
  57 0.5 5
  69 0.7 7
  70 0.7 7
  82 0.5 5
  98 25 250
  99 1.7 17
  100 0.5 5
//