5-甲基-2(3H)-呋喃酮

Mass

MS2001-00817WA      
gamma-methylene-gamma-butyrolactone
C5H6O2              (Mass of molecular ion:     98)

   Source Temperature: 300 °C
   Sample Temperature: 260 °C
   Reservoir, 70 eV

      14.0       2.3
      15.0       1.6
      25.0       1.1
      26.0       9.9
      27.0      19.6
      28.0      20.5
      29.0       2.2
      37.0       2.5
      38.0       3.6
      39.0      14.4
      40.0       3.7
      41.0       7.6
      42.0      84.8
      43.0      15.8
      44.0       1.5
      49.0       1.6
      50.0       4.8
      51.0       3.7
      52.0       2.3
      53.0       5.6
      54.0       2.4
      55.0      29.7
      56.0      55.2
      57.0       2.5
      68.0       1.2
      69.0       4.6
      70.0      25.3
      71.0       1.3
      83.0       1.9
      96.0       1.8
      97.0       2.0
      98.0     100.0
      99.0       5.8
     205.0       3.0