3-benzoyl-4-hydroxy-2(1H)-quinolinone

Mass

MS2003-01989WA      
3-benzoyl-4-hydroxy-2(1H)-quinolinone
C16H11NO3           (Mass of molecular ion:    265)

   Source Temperature: 250 °C
   Sample Temperature:  50 °C
   Direct, 70 eV

      51.0       3.4
      63.0       1.2
      64.0       1.1
      65.0       1.3
      76.0       1.7
      77.0      14.8
      78.0       1.4
      89.0       1.1
      90.0       1.2
      92.0       4.1
     104.0       1.1
     105.0       5.9
     119.0       2.0
     120.0       7.1
     132.0       1.2
     132.5       2.3
     180.0       1.1
     188.0       5.6
     190.0       1.3
     195.0       1.2
     218.0       1.4
     236.0      24.4
     237.0       4.1
     246.0       1.3
     248.0       3.2
     264.0     100.0
     265.0      37.3
     266.0       6.1