5,7-Dihydrox -4'-methoxyisoflavone

Mass

MS-IW-0680          
5,7-dihydroxy-4'-methoxyisoflavone
C16H12O5            (Mass of molecular ion:    284)

   Source Temperature: 190 °C
   Sample Temperature: 170 °C
   Direct, 75 eV

      43.0       1.4
      51.0       1.2
      63.0       1.7
      69.0       2.7
      77.0       1.0
      89.0       5.1
      96.0       1.4
     102.0       1.3
     117.0       6.3
     118.0       1.9
     123.0       1.5
     124.0       4.2
     129.0       1.5
     132.0      36.3
     133.0       8.9
     134.0       1.1
     134.5       2.6
     142.0       3.8
     152.0      12.3
     153.0       2.6
     213.0       1.4
     241.0       4.4
     255.0       2.2
     256.0       1.2
     268.0       1.2
     269.0      13.9
     270.0       2.6
     283.0      16.7
     284.0     100.0
     285.0      17.6
     286.0       2.5