Mass

MS-IW-3191          
2-(3,4-dihydroxyphenyl)-3-hydroxy-7-methoxy-4-chromenone
C16H12O6            (Mass of molecular ion:    300)

   Source Temperature: 160 °C
   Sample Temperature: 150 °C
   Direct, 75 eV

      18.0       2.1
      39.0       1.2
      43.0       1.0
      45.0       1.1
      51.0       1.6
      53.0       1.8
      55.0       1.4
      63.0       5.0
      64.0       1.5
      65.0       1.1
      75.0       2.0
      76.0       1.2
      77.0       1.2
      79.0       1.3
      81.0       1.9
      91.0       1.1
      92.0       1.4
     106.0       1.0
     107.0       1.6
     108.0       1.4
     109.0       3.4
     119.0       2.2
     121.0       1.4
     127.0       7.4
     127.5       1.1
     134.0       1.1
     135.0       1.3
     137.0      12.1
     138.0       1.1
     141.0       6.7
     141.5       1.2
     149.0       1.7
     150.0       3.0
     151.0       5.3
     183.0       1.3
     211.0       1.4
     226.0       1.1
     227.0       1.5
     229.0       1.0
     239.0       1.2
     243.0       2.2
     256.0       1.2
     257.0      11.1
     258.0       1.8
     269.0       1.1
     271.0       3.9
     272.0       3.8
     283.0       1.6
     284.0       1.4
     285.0       6.5
     286.0       1.9
     299.0      18.4
     300.0     100.0
     301.0      17.8
     302.0       2.6
     312.0       5.1
     313.0       1.0