7(1H)-Pteridinone (9CI)

Mass

MS-IW-6879          
7(1H)-pteridinone
C6H4N4O             (Mass of molecular ion:    148)

   Source Temperature: 170 °C
   Sample Temperature: 150 °C
   Direct, 75 eV

      18.0       4.9
      28.0       6.5
      38.0       2.8
      39.0       3.7
      51.0       5.1
      52.0       4.5
      53.0       1.7
      65.0       3.4
      66.0      12.5
      67.0       1.8
      77.0       1.1
      78.0       2.2
      93.0      19.4
      94.0       1.7
     120.0      20.3
     121.0       1.9
     148.0     100.0
     149.0       8.5