Mass

MS-IW-1943          
2,5-dibutoxy-6-methoxy-3(2H)-pyridazinone
C13H22N2O4          (Mass of molecular ion:    270)

   Source Temperature: 170 °C
   Sample Temperature: 160 °C
   Direct, 75 eV

      15.0       2.1
      27.0       6.9
      28.0       4.2
      29.0      25.3
      30.0       2.1
      31.0       1.4
      33.0       2.6
      39.0       4.3
      41.0      25.8
      42.0       3.2
      43.0       5.1
      44.0       3.0
      53.0       4.3
      55.0       4.0
      56.0       3.9
      57.0      28.5
      58.0       4.8
      59.0       1.2
      60.0       2.3
      68.0       1.3
      69.0      28.3
      70.0       2.9
      71.0       1.3
      72.0       2.1
      73.0       2.8
      84.0       1.0
      85.0      28.6
      86.0       1.6
      87.0       3.2
      96.0       8.6
      97.0       1.6
      99.0       1.4
     101.0      11.5
     112.0       2.3
     113.0      17.9
     114.0       1.8
     115.0       2.4
     125.0       1.1
     126.0       2.8
     127.0       1.0
     128.0     100.0
     129.0      10.5
     130.0       1.0
     141.0       3.8
     142.0      12.5
     143.0       3.6
     155.0       1.6
     167.0       1.0
     169.0       1.3
     184.0      54.3
     185.0       5.8
     198.0      12.8
     199.0       1.7
     213.0       1.0
     214.0       1.5
     270.0      12.2
     271.0       2.1