Mass

MS-IW-7265          
5,7-dimethoxy-8-(3-methyl-2-butenoyl)-2-chromenone
C16H16O5            (Mass of molecular ion:    288)

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

      15.0       1.0
      17.0       2.1
      18.0      11.6
      27.0       2.7
      28.0       3.1
      29.0       5.5
      39.0       5.3
      41.0       2.5
      43.0       2.4
      50.0       1.3
      51.0       2.4
      53.0       4.1
      54.0       1.4
      55.0      15.8
      56.0       1.2
      57.0       1.5
      59.0       1.3
      62.0       1.3
      63.0       4.1
      64.0       1.3
      65.0       2.3
      66.0       2.0
      67.0       1.4
      69.0       3.7
      71.0       1.1
      74.0       1.0
      75.0       1.9
      76.0       3.2
      77.0       3.8
      78.0       1.6
      79.0       2.0
      81.0       1.6
      82.0       3.9
      83.0      23.0
      84.0       1.4
      87.0       1.4
      88.0       1.3
      89.0       2.3
      91.0       3.7
      92.0       1.8
      93.0       1.5
      95.0       1.6
      96.0       1.1
      97.0       1.1
     101.0       1.3
     102.0       2.0
     103.0       1.7
     104.0       1.9
     105.0       1.8
     106.0       1.0
     107.0       1.6
     109.0       1.1
     110.0       1.1
     115.0       2.4
     116.0       2.4
     117.0       1.6
     119.0       3.8
     120.0       1.1
     121.0       1.2
     122.0       1.0
     128.0       1.5
     129.0       1.5
     130.0       2.1
     131.0       1.3
     132.0       2.7
     133.0       1.9
     134.0       1.7
     135.0       2.3
     144.0       1.5
     145.0       1.3
     147.0       6.0
     148.0       1.2
     149.0       2.1
     158.0       1.1
     159.0       1.5
     160.0       1.3
     161.0       3.1
     162.0       2.8
     163.0       5.2
     164.0       1.0
     169.0       1.0
     171.0       1.4
     173.0       1.6
     174.0       1.1
     175.0       4.9
     176.0       1.6
     177.0       2.4
     178.0      11.6
     179.0       1.5
     185.0       2.2
     186.0       1.7
     187.0       2.3
     189.0       4.5
     190.0      13.2
     191.0       3.6
     197.0       3.3
     198.0       4.4
     199.0       2.3
     200.0       1.2
     201.0       5.1
     202.0       2.4
     203.0       2.6
     204.0       1.6
     205.0      12.7
     206.0      19.4
     207.0       2.7
     211.0       1.0
     212.0       4.5
     213.0       4.6
     214.0       4.5
     215.0       3.5
     216.0       1.2
     217.0       8.3
     218.0       4.9
     219.0       8.4
     220.0       1.6
     225.0       2.4
     226.0       3.1
     227.0       5.8
     228.0       5.6
     229.0      27.5
     230.0       5.9
     231.0       3.6
     232.0       1.3
     233.0     100.0
     234.0      13.1
     235.0       1.8
     241.0       2.0
     242.0       6.2
     243.0      12.0
     244.0       4.0
     245.0      11.4
     246.0       1.8
     256.0       4.6
     257.0      99.7
     258.0      17.0
     259.0       5.9
     260.0       6.3
     261.0       1.1
     270.0       2.4
     271.0       3.3
     273.0       5.8
     274.0       1.0
     287.0       1.0
     288.0      44.3
     289.0       8.8
     290.0       1.2