ACCESSION: MSBNK-Fac_Eng_Univ_Tokyo-JP001126
RECORD_TITLE: 2-ETHYL-3-METHYLCYCLOPENT-2-EN-1-ONE; EI-B; MS
DATE: 2016.01.19 (Created 2008.10.21, modified 2011.05.06)
AUTHORS: NAKAYAMA M, MASS SPECTROSCOPY SOC. OF JAPAN (MSSJ)
LICENSE: CC BY-NC-SA

CH$NAME: 2-ETHYL-3-METHYLCYCLOPENT-2-EN-1-ONE
CH$COMPOUND_CLASS: N/A
CH$FORMULA: C₈H₁₂O
CH$EXACT_MASS: 124.08882
CH$SMILES: CCC(=C(C)1)C(=O)CC1
CH$IUPAC: InChI=1S/C8H12O/c1-3-7-6(2)4-5-8(7)9/h3-5H2,1-2H3
CH$LINK: INCHIKEY TZJMINBYXYFIGT-UHFFFAOYSA-N

AC$INSTRUMENT: HITACHI RMU-7L
AC$INSTRUMENT_TYPE: EI-B
AC$MASS_SPECTROMETRY: MS_TYPE MS
AC$MASS_SPECTROMETRY: ION_MODE POSITIVE
AC$MASS_SPECTROMETRY: IONIZATION_ENERGY 80 eV

MS$FOCUSED_ION: ION_TYPE [M]+*

PK$SPLASH: splash10-001i-9100000000-d661e376a95de2fd233e
PK$NUM_PEAK: 49
PK$PEAK: m/z int. rel.int.
  26 7 70
  27 40 400
  28 18 180
  29 14 140
  31 3 30
  32 6 60
  38 6 60
  39 51 510
  40 15 150
  41 51 510
  42 8 80
  43 10 100
  50 8 80
  51 16 160
  52 11 110
  53 39 390
  54 12 120
  55 18 180
  56 6 60
  57 3 30
  62 4 40
  63 7 70
  64 5 50
  65 14 140
  66 10 100
  67 58 580
  68 13 130
  69 6 60
  77 13 130
  78 6 60
  79 25 250
  80 11 110
  81 99.99 999
  82 38 380
  83 5 50
  85 4 40
  91 7 70
  92 3 30
  93 5 50
  94 3 30
  95 13 130
  96 11 110
  97 4 40
  109 44 440
  110 6 60
  123 21 210
  124 61 610
  125 13 130
  126 3 30
//