Antipyrine

Mass

MS-NW-8278          
2,3-dimethyl-1-phenyl-3-pyrazolin-5-one
C11H12N2O           (Mass of molecular ion:    188)

   Source Temperature: 150 °C
   Sample Temperature: 120 °C
   Direct, 75 eV

      15.0       3.5
      18.0       2.2
      27.0       2.6
      28.0       4.6
      29.0       1.1
      30.0       1.1
      39.0       6.2
      40.0       3.3
      41.0       5.9
      42.0       5.3
      43.0       3.0
      51.0       6.1
      52.0       1.1
      54.0       2.3
      55.0      13.3
      56.0      32.5
      57.0       1.6
      63.0       1.2
      64.0       3.7
      65.0       3.4
      67.0       4.9
      68.0       4.6
      69.0       2.3
      77.0      41.4
      78.0       3.3
      82.0       8.8
      83.0       1.2
      84.0       9.9
      91.0       5.6
      92.0       5.4
      93.0      12.4
      94.0       2.6
      96.0      68.8
      97.0       4.7
     103.0       1.2
     104.0       4.6
     105.0      20.1
     106.0      10.9
     107.0       1.5
     115.0       5.5
     116.0       3.7
     117.0       3.1
     118.0       3.5
     119.0       1.0
     121.0       2.3
     128.0       1.2
     129.0       3.2
     130.0       3.3
     131.0       2.0
     132.0       1.6
     142.0       1.3
     144.0       2.4
     145.0       2.7
     146.0       1.9
     157.0       1.0
     158.0       1.5
     159.0       5.2
     160.0       2.2
     173.0       6.8
     187.0      13.2
     188.0     100.0
     189.0      15.6
     190.0       1.3