Mass

MS-IW-6905          
4-hydroxy-3,4-dihydro-2(1H)-pteridinone
C6H6N4O2            (Mass of molecular ion:    166)

   Source Temperature: 200 °C
   Sample Temperature: 210 °C
   Direct, 75 eV

      17.0       3.4
      18.0      18.0
      26.0       3.3
      27.0       1.7
      28.0       6.4
      38.0       4.4
      39.0       5.3
      40.0       9.5
      41.0       1.8
      51.0       3.4
      52.0       7.8
      53.0       4.9
      60.0       1.4
      60.5       3.0
      64.0       1.0
      65.0       4.0
      66.0       9.0
      67.0      24.6
      68.0       2.4
      69.0       2.0
      77.0       1.6
      78.0       4.1
      79.0       2.0
      93.0      17.9
      94.0      13.2
      95.0       1.7
     104.0       1.1
     106.0       1.6
     120.0      10.0
     121.0      89.0
     122.0       6.1
     147.0       1.7
     148.0     100.0
     149.0      13.0
     150.0       1.5
     165.0       1.8
     166.0       2.4