2-(3,4-Dimethoxyphenyl)-7-hydroxy-3-methoxy-4H-chromen-4-one(20979-41-3) IR2

Mass

MS-IW-3324          
2-(3,4-dimethoxyphenyl)-7-hydroxy-3-methoxy-4H-chromen-4-one
C18H16O6            (Mass of molecular ion:    328)

   Source Temperature: 170 °C
   Sample Temperature: 200 °C
   Direct, 75 eV

      15.0       1.1
      17.0       1.2
      18.0       4.8
      28.0       1.7
      39.0       1.8
      50.0       1.5
      51.0       3.3
      52.0       1.7
      53.0       2.1
      62.0       1.6
      63.0       8.4
      64.0       2.1
      65.0       1.9
      66.0       1.0
      69.0       2.2
      74.0       1.2
      75.0       3.2
      76.0       3.3
      77.0       4.5
      78.0       2.1
      79.0       4.4
      80.0       1.3
      88.0       1.0
      89.0       1.5
      91.0       3.3
      92.0       5.4
      93.0       1.4
      94.0       1.1
     103.0       1.0
     104.0       1.3
     105.0       2.2
     106.0       2.2
     107.0       2.9
     108.0       4.2
     112.0       1.1
     113.0       1.5
     113.5       1.1
     114.0       1.1
     115.0       2.0
     119.0       6.0
     120.0       4.9
     121.0       6.0
     122.0       1.5
     126.0       1.1
     126.5       1.1
     127.0       4.0
     127.5       1.2
     128.0       2.1
     133.0       2.2
     133.5       1.1
     134.0       2.4
     135.0       6.7
     135.5       1.1
     136.0       1.1
     137.0      10.3
     138.0       1.4
     139.0       1.7
     141.0       2.8
     141.5       1.0
     142.0       2.0
     142.5       1.3
     143.0       1.0
     145.0       1.0
     147.0       2.1
     148.0       3.5
     148.5       6.0
     149.0       8.0
     150.0       4.0
     151.0       1.4
     155.0       2.4
     156.0       1.2
     156.5       1.6
     157.0       1.3
     162.0       2.5
     163.0       1.9
     164.0       7.8
     164.5       1.3
     165.0       5.7
     171.0       2.2
     173.0       1.4
     177.0       1.1
     184.0       1.2
     185.0       1.3
     186.0       1.0
     191.0       2.2
     192.0       1.0
     197.0       2.1
     199.0       2.7
     211.0       2.5
     212.0       2.8
     213.0       4.7
     214.0       1.5
     224.0       2.1
     225.0       3.0
     226.0       1.9
     227.0       2.9
     229.0       1.2
     237.0       1.3
     238.0       2.3
     239.0       7.6
     240.0       6.1
     241.0       7.3
     242.0       4.8
     243.0       1.3
     252.0       3.8
     253.0       5.7
     254.0       5.2
     255.0       4.3
     256.0       1.3
     257.0       3.3
     266.0       1.1
     267.0       7.1
     268.0       2.6
     269.0       4.9
     270.0       5.3
     271.0       1.7
     279.0       3.1
     280.0       1.0
     281.0       8.7
     282.0       3.8
     283.0       6.5
     284.0       4.5
     285.0      34.2
     286.0       6.1
     294.0       1.1
     295.0       6.0
     296.0       3.1
     297.0      21.7
     298.0       6.0
     299.0      11.1
     300.0       2.3
     309.0       6.2
     310.0       4.1
     311.0       7.5
     312.0       5.5
     313.0      57.7
     314.0      11.5
     315.0       1.7
     327.0      72.2
     328.0     100.0
     329.0      19.4
     330.0       2.9
     341.0       1.9
     342.0       2.4