4-Methyl-pent-2-enoicacidethylester(WXC07370)(15790-86-0) MS

Mass

MS-IW-2865          
ethyl trans-4-methyl-2-pentenoate
C8H14O2             (Mass of molecular ion:    142)

   Source Temperature: 220 °C
   Sample Temperature: 160 °C
   Reservoir, 75 eV

      15.0       1.2
      26.0       2.6
      27.0      20.0
      28.0       5.5
      29.0      32.5
      30.0       1.0
      31.0       1.4
      38.0       1.3
      39.0      16.3
      40.0       3.0
      41.0      70.9
      42.0       6.6
      43.0      20.9
      44.0       1.0
      45.0       4.6
      50.0       1.8
      51.0       3.7
      52.0       2.0
      53.0      15.2
      54.0       5.3
      55.0      17.1
      56.0      12.3
      57.0       3.5
      59.0      33.5
      60.0       2.3
      65.0       1.4
      67.0      12.9
      68.0      11.8
      69.0      82.2
      70.0       6.2
      71.0      11.7
      72.0       2.3
      73.0      10.1
      79.0       1.4
      81.0      14.5
      82.0       2.6
      83.0       2.4
      85.0       3.2
      87.0      13.8
      88.0       1.2
      95.0       8.0
      96.0      16.5
      97.0     100.0
      98.0       7.8
      99.0      26.0
     100.0       1.8
     101.0       2.2
     113.0      15.1
     114.0      52.8
     115.0       6.2
     127.0       2.8
     142.0      43.2
     143.0       4.6