5-氟胞嘧啶

Mass

MS-NW-8026          
5-fluorocytosine
C4H4FN3O            (Mass of molecular ion:    129)

   Source Temperature: 200 °C
   Sample Temperature: 180 °C
   Direct, 75 eV

      18.0       2.2
      27.0       2.1
      28.0      18.6
      29.0       1.6
      31.0       7.0
      32.0       1.2
      38.0       1.8
      39.0       1.4
      40.0       1.7
      41.0       2.5
      42.0       4.1
      43.0      11.9
      44.0       7.5
      46.0       2.8
      47.0       3.4
      48.0       1.1
      52.0       1.0
      53.0       3.2
      54.0       1.3
      57.0       3.0
      58.0       9.0
      59.0      19.6
      60.0       5.2
      64.5       1.0
      67.0       2.0
      69.0       4.1
      73.0       4.2
      74.0       5.6
      84.0       3.3
      85.0       7.0
      86.0      31.3
      87.0      14.1
      88.0       1.0
     101.0      11.6
     102.0       2.1
     110.0       1.1
     112.0       1.3
     113.0       3.5
     129.0     100.0
     130.0       6.0