ANTIPYRINECARBOXYLIC ACID

Mass

MS-IW-4726          
2,3-dimethyl-5-oxo-1-phenyl-3-pyrazoline-4-carboxylic acid
C12H12N2O3          (Mass of molecular ion:    232)

   Source Temperature: 180 °C
   Sample Temperature: 190 °C
   Direct, 75 eV

      15.0       5.2
      17.0       1.0
      18.0       4.7
      27.0       4.7
      28.0       6.4
      29.0       1.5
      30.0       2.9
      38.0       2.4
      39.0       9.8
      40.0       2.5
      41.0       4.5
      42.0       7.6
      43.0      10.7
      44.0      13.6
      45.0       1.0
      50.0       2.5
      51.0      13.0
      52.0       3.2
      53.0       1.4
      54.0       4.7
      55.0       7.3
      56.0      26.7
      57.0       1.8
      63.0       3.4
      64.0       7.4
      65.0       5.7
      66.0       2.8
      67.0      27.4
      68.0       4.3
      69.0       1.9
      76.0       2.1
      77.0      44.3
      78.0       4.8
      79.0       1.3
      80.0       1.4
      82.0       4.0
      83.0       1.9
      84.0       3.3
      90.0       1.3
      91.0      11.3
      92.0       6.3
      93.0      20.8
      94.0       3.1
      95.0       7.0
      96.0      20.3
      97.0       1.7
      98.0       1.1
     102.0       1.0
     103.0       5.9
     104.0       6.3
     105.0      13.0
     106.0       6.7
     107.0       3.3
     111.0       1.5
     115.0       4.9
     116.0       3.2
     117.0       3.3
     118.0       3.2
     119.0       3.6
     120.0       1.1
     121.0      84.7
     122.0       8.2
     128.0       1.6
     129.0       3.1
     130.0       3.5
     131.0       3.6
     132.0       2.2
     140.0       3.4
     142.0       1.3
     143.0       1.7
     144.0       2.1
     145.0       3.7
     146.0       2.1
     147.0       1.1
     157.0       1.8
     158.0       2.1
     159.0       5.1
     160.0       3.5
     170.0       1.2
     171.0       1.4
     172.0       1.3
     173.0       3.1
     174.0       4.0
     185.0       1.5
     186.0       2.0
     187.0       8.2
     188.0      88.2
     189.0      11.6
     190.0       1.1
     199.0      14.3
     200.0       2.1
     213.0       3.3
     214.0      14.0
     215.0       7.3
     216.0       1.1
     232.0     100.0
     233.0      15.1
     234.0       1.7