ALPHA-METHYL-GAMMA-BUTYROLACTONE

Mass

MS-IW-0551          
alpha-methyl-gamma-butyrolactone
C5H8O2              (Mass of molecular ion:    100)

   Source Temperature: 260 °C
   Sample Temperature: 160 °C
   Reservoir, 75 eV

      15.0       3.0
      26.0       6.5
      27.0      23.1
      28.0      26.2
      29.0      11.1
      31.0       1.4
      37.0       1.4
      38.0       2.6
      39.0      19.8
      40.0       7.8
      41.0     100.0
      42.0      41.0
      43.0      12.0
      50.0       1.2
      51.0       1.0
      53.0       2.2
      54.0       1.4
      55.0      13.3
      56.0      66.5
      57.0       3.6
      71.0       2.1
      99.0       1.2
     100.0       7.2
     101.0       1.8