4-Chloro-2-methylpyridazin-3(2H)-one(69207-44-9) IR2

Mass

MS-IW-6748          
6-chloro-5-methyl-3(2H)-pyridazinone
C5H5ClN2O           (Mass of molecular ion:    144)

   Source Temperature: 150 °C
   Sample Temperature: 130 °C
   Direct, 75 eV

      18.0       2.2
      26.0       2.2
      27.0       7.8
      28.0       4.1
      29.0       2.5
      30.0       1.6
      36.0       1.7
      37.0       6.1
      38.0       6.9
      39.0      13.0
      40.0       2.7
      41.0       1.2
      42.0       2.8
      43.0       1.3
      47.0       1.0
      49.0       2.4
      50.0       9.2
      51.0      30.3
      52.0      15.8
      53.0      13.9
      54.0       5.1
      55.0       3.5
      61.0       2.9
      62.0       1.5
      63.0       1.9
      64.0       2.3
      65.0       1.0
      66.0       2.3
      67.0       5.8
      69.0       1.1
      72.0       2.3
      73.0       1.4
      74.0       1.1
      79.0       1.4
      81.0      43.2
      82.0       3.2
      87.0      23.2
      88.0       4.4
      89.0       7.9
      90.0       1.4
      94.0       1.1
     109.0      13.2
     115.0      29.9
     116.0      15.9
     117.0      10.4
     118.0       5.1
     144.0     100.0
     145.0       8.3
     146.0      32.3
     147.0       2.6