5-Methoxyisatin

Mass

MS2001-00873WA      
5-methoxyisatin
C9H7NO3             (Mass of molecular ion:    177)

   Source Temperature: 240 °C
   Sample Temperature:  20 °C
   Direct, 70 eV

      15.0       1.5
      18.0       3.5
      26.0       1.1
      37.0       1.2
      38.0       1.5
      39.0       2.0
      43.0       1.2
      50.0       4.0
      51.0       9.1
      52.0      10.9
      53.0       4.8
      54.0       1.2
      57.0       1.1
      60.0       1.0
      61.0       2.5
      62.0       5.7
      63.0      10.1
      64.0       2.2
      65.0       2.1
      74.0       2.1
      75.0       2.4
      76.0       1.9
      77.0       4.3
      78.0       5.0
      79.0      13.2
      80.0       8.2
      90.0       2.6
      91.0       1.3
      92.0       1.4
     106.0      96.1
     107.0       7.3
     120.0       5.0
     121.0      33.2
     122.0       3.0
     134.0      10.7
     135.0       1.0
     149.0     100.0
     150.0       9.0
     176.0       1.4
     177.0      64.7
     178.0       6.7