ACCESSION: MSBNK-Fac_Eng_Univ_Tokyo-JP004046
RECORD_TITLE: MALEIC ACID; EI-B; MS
DATE: 2016.01.19 (Created 2008.10.21, modified 2011.05.06)
AUTHORS: MASS SPECTROSCOPY SOC. OF JAPAN (MSSJ)
LICENSE: CC BY-NC-SA

CH$NAME: MALEIC ACID
CH$COMPOUND_CLASS: N/A
CH$FORMULA: C₄H₄O₄
CH$EXACT_MASS: 116.01096
CH$SMILES: C(=C\C(=O)O)\C(=O)O
CH$IUPAC: InChI=1S/C4H4O4/c5-3(6)1-2-4(7)8/h1-2H,(H,5,6)(H,7,8)/b2-1-
CH$LINK: INCHIKEY VZCYOOQTPOCHFL-UPHRSURJSA-N
CH$LINK: COMPTOX DTXSID8021517

AC$INSTRUMENT: HITACHI RMU-6L
AC$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$SPLASH: splash10-0uxs-9000000000-d768b92d45a58ec32ec7
PK$NUM_PEAK: 28
PK$PEAK: m/z int. rel.int.
  12 2.9 29
  13 3 30
  14 3.2 32
  17 1.25 13
  18 60.7 607
  24 2.8 28
  25 12 120
  26 9.11 91
  27 4.9 49
  28 9.1 91
  29 4 40
  32 0.21 2
  36 2.3 23
  37 3.1 31
  41 6.5 65
  42 0.25 3
  44 6.2 62
  45 4.5 45
  52 3.2 32
  53 1.08 11
  54 99.99 999
  55 4.1 41
  73 3.5 35
  77 0.19 2
  96 3.5 35
  98 52.2 522
  99 2.3 23
  105 2.2 22
//