4',7-DIMETHOXYISOFLAVANONE(15236-11-0) IR1

Mass

MS-IW-3241          
7-methoxy-3-(p-methoxyphenyl)-4-chromanone
C17H16O4            (Mass of molecular ion:    284)

   Source Temperature: 160 °C
   Sample Temperature: 140 °C
   Direct, 75 eV

      51.0       1.2
      63.0       1.3
      65.0       2.1
      77.0       1.2
      79.0       1.3
      91.0       5.7
     107.0       1.3
     119.0       9.1
     121.0       1.0
     122.0       1.5
     132.0       1.4
     134.0     100.0
     135.0      10.1
     142.0       1.0
     150.0       2.3
     151.0       1.4
     282.0       2.6
     284.0      14.8
     285.0       2.8