ALLOISOIMPERATORIN

Mass

MS-IW-7980          
4-hydroxy-9-(3-methyl-2-butenyl)furo(3,2-g)chromen-7-one
C16H14O4            (Mass of molecular ion:    270)

   Source Temperature: 180 °C
   Sample Temperature: 170 °C
   Direct, 75 eV

      17.0       1.1
      18.0       6.8
      27.0       1.0
      28.0       1.6
      39.0       2.2
      41.0       7.2
      43.0       1.2
      51.0       2.3
      53.0       1.6
      55.0       2.1
      63.0       2.9
      64.0       1.3
      65.0       1.1
      67.0       1.0
      69.0      16.7
      70.0       1.4
      75.0       1.1
      76.0       1.6
      77.0       3.7
      83.0       9.1
      84.0       1.1
      89.0       2.0
      91.0       1.2
      92.0       2.5
     100.0       2.3
     102.0       1.7
     103.0       1.4
     106.0       2.1
     107.0       1.1
     113.0       1.1
     114.0       2.2
     115.0       4.7
     116.0       1.1
     127.0       1.4
     128.0       2.5
     129.0       1.3
     131.0       1.4
     141.0       1.9
     143.0       1.3
     152.0       1.4
     153.0       1.1
     155.0       1.4
     158.0       1.0
     159.0       1.0
     169.0       1.1
     171.0       5.2
     172.0       1.1
     174.0       3.6
     181.0       1.8
     183.0       1.6
     184.0       1.6
     185.0       1.9
     186.0       3.2
     187.0       6.6
     188.0       1.9
     197.0       1.6
     198.0       1.8
     199.0      11.5
     200.0       5.7
     201.0       2.4
     202.0      29.5
     203.0       3.9
     209.0       2.3
     210.0       1.5
     211.0       2.4
     212.0       1.4
     213.0       5.3
     214.0       3.7
     215.0      11.9
     216.0       2.3
     225.0       1.9
     226.0       1.8
     227.0      14.7
     228.0       6.0
     229.0       1.8
     237.0       2.5
     238.0       1.3
     240.0       2.3
     241.0       2.4
     242.0       1.6
     253.0       1.7
     254.0       1.5
     255.0      28.8
     256.0       5.0
     268.0       1.2
     269.0       2.3
     270.0     100.0
     271.0      18.2
     272.0       2.5