Ethyl 5-oxo-1-phenyl-2-pyrazoline-3-carboxylate(89-33-8) IR2

Mass

MS-IW-1609          
ethyl 5-oxo-1-phenyl-2-pyrazoline-3-carboxylate
C12H12N2O3          (Mass of molecular ion:    232)

   Source Temperature: 170 °C
   Sample Temperature: 120 °C
   Direct, 75 eV

      27.0       3.7
      28.0       1.7
      29.0       9.3
      38.0       1.3
      39.0       3.3
      40.0       1.8
      41.0       2.7
      50.0       1.5
      51.0       8.1
      52.0       1.6
      53.0       1.1
      55.0       1.0
      63.0       3.6
      64.0       9.0
      65.0       7.4
      66.0       1.3
      68.0       3.0
      76.0       1.0
      77.0      58.6
      78.0       5.3
      90.0       1.1
      91.0      59.9
      92.0      22.6
      93.0      12.3
      94.0       1.5
     103.0       4.4
     104.0       1.6
     105.0      16.5
     106.0       1.3
     119.0       4.3
     120.0       1.0
     130.0       2.8
     131.0       2.6
     132.0       3.5
     133.0       1.4
     158.0      40.8
     159.0       5.4
     160.0       6.1
     186.0      39.4
     187.0      14.6
     188.0       3.8
     203.0       1.2
     204.0      11.0
     205.0       1.5
     232.0     100.0
     233.0      14.5
     234.0       1.7