Mass

MS-KW-0924          
2'-hydroxy-2,4-dimethoxychalcone
C17H16O4            (Mass of molecular ion:    284)

   Source Temperature: 170 °C
   Sample Temperature: 160 °C
   Direct, 75 eV

      15.0       1.5
      17.0       1.6
      18.0       8.3
      27.0       1.4
      28.0       3.0
      29.0       1.0
      38.0       1.1
      39.0      11.9
      41.0       2.0
      43.0       2.6
      50.0       2.2
      51.0       7.4
      52.0       1.4
      53.0       3.6
      55.0       3.7
      57.0       2.1
      62.0       2.3
      63.0       8.2
      64.0       4.8
      65.0      23.2
      66.0       2.2
      69.0       4.2
      71.0       1.4
      74.0       1.1
      75.0       2.2
      76.0       5.8
      77.0      15.7
      78.0       4.9
      79.0       4.6
      81.0       1.1
      82.0       1.4
      82.5       1.3
      83.0       1.3
      85.0       1.3
      87.0       1.0
      88.0       1.8
      89.0       6.8
      90.0       5.6
      91.0      11.1
      92.0       5.9
      93.0      15.8
      94.0       2.1
      95.0       1.6
      97.0       1.4
      99.0       1.3
     101.0       1.7
     102.0       1.9
     103.0       5.1
     104.0       2.4
     105.0       8.7
     106.0       2.0
     107.0       2.5
     108.0       2.6
     109.0       3.6
     111.0       1.0
     111.5       1.2
     112.0       1.1
     113.0       1.6
     115.0       2.9
     116.0       1.2
     117.0       1.3
     118.0       4.2
     119.0       7.9
     120.0       4.9
     120.5       2.8
     121.0      65.0
     122.0       5.4
     123.0       1.2
     124.0       1.0
     126.0       1.1
     127.0       1.7
     128.0      13.9
     128.5       2.4
     129.0       1.1
     131.0       5.2
     132.0       2.6
     133.0      12.4
     134.0       3.8
     134.5       2.3
     135.0       7.6
     136.0       1.3
     137.0       3.5
     138.0      49.2
     139.0       6.0
     140.0       1.0
     141.0       2.0
     142.0       4.9
     146.0       2.0
     147.0      12.9
     148.0      14.1
     149.0      70.2
     150.0       7.8
     151.0      85.8
     152.0      12.5
     153.0       3.4
     155.0       1.2
     161.0       2.9
     162.0       1.9
     163.0       7.8
     164.0      82.5
     165.0      12.4
     166.0       1.6
     168.0       1.0
     169.0       1.6
     176.0       6.9
     177.0       1.3
     181.0       4.5
     182.0       1.5
     191.0      13.2
     192.0       2.0
     195.0       1.4
     197.0       1.5
     198.0       1.0
     208.0       1.1
     209.0       2.3
     210.0       2.8
     211.0       1.7
     213.0       2.1
     223.0       1.1
     224.0       1.1
     225.0       2.5
     226.0       1.2
     227.0       4.3
     237.0       3.4
     238.0       2.5
     239.0       1.0
     241.0       1.6
     251.0       4.2
     252.0       3.8
     253.0     100.0
     254.0      17.9
     255.0       2.9
     256.0       1.8
     267.0       8.4
     268.0       3.8
     269.0      12.0
     270.0       2.2
     283.0      21.5
     284.0      91.9
     285.0      17.5
     286.0       2.4