2,4,6,8-TETRACHLOROPYRIMIDO[5,4-D]PYRIMIDINE

Mass

MS-KW-0702          
2,4,6,8-tetrachloropyrimido(5,4-d)pyrimidine
C6Cl4N4             (Mass of molecular ion:    268)

   Source Temperature: 170 °C
   Sample Temperature: 130 °C
   Direct, 75 eV

      28.0       2.2
      35.0       1.1
      36.0       6.8
      38.0       5.1
      44.0       1.9
      47.0       7.5
      49.0       2.4
      50.0       2.0
      61.0       1.5
      64.0       1.2
      73.0      24.7
      74.0      12.0
      75.0       4.1
      76.0      21.3
      77.0       1.1
      82.0       1.9
      84.0       1.2
      85.0      17.2
      86.0       1.6
      87.0       7.4
      99.0       3.0
     100.0       1.4
     102.0       3.9
     103.5      12.5
     104.5      12.0
     105.5       3.9
     111.0      19.3
     112.0       1.0
     113.0       6.4
     120.0      14.9
     122.0       9.6
     124.0       1.5
     134.0       2.4
     135.0       1.5
     136.0       1.5
     146.0       2.5
     148.0       1.6
     163.0       1.2
     172.0       4.8
     174.0       3.0
     181.0       4.8
     183.0       4.7
     185.0       1.5
     233.0      63.4
     234.0       5.2
     235.0      61.5
     236.0       5.0
     237.0      19.9
     238.0       1.6
     239.0       2.1
     268.0      78.6
     269.0       6.4
     270.0     100.0
     271.0       7.9
     272.0      47.6
     273.0       3.7
     274.0      10.3