VISNAGIN(82-57-5) IR1

Mass

MS-NW-9006          
4-methoxy-7-methylfuro(3,2-g)chromen-5-one
C13H10O4            (Mass of molecular ion:    230)

   Source Temperature: 180 °C
   Sample Temperature: 120 °C
   Direct, 75 eV

      18.0       2.5
      28.0       2.0
      39.0       2.0
      43.0       6.4
      50.0       1.6
      51.0       4.6
      53.0       1.4
      62.0       1.2
      63.0       2.1
      67.0       3.3
      69.0       1.6
      72.0       1.5
      74.0       1.7
      75.0       2.5
      76.0       2.1
      77.0       1.9
      79.0       1.6
      86.0       1.1
      87.0       3.8
      89.0       1.2
     100.0       2.3
     101.0       1.0
     102.0       1.0
     103.0       1.1
     104.0       1.5
     115.0       6.5
     116.0       1.2
     117.0       1.0
     119.0       1.6
     128.0       1.6
     132.0       5.0
     133.0       4.2
     134.0       1.3
     144.0       1.0
     145.0       2.4
     147.0       2.8
     160.0      14.2
     161.0       3.4
     171.0       2.4
     172.0       1.7
     173.0       2.3
     174.0       1.4
     184.0      28.0
     185.0       4.4
     186.0       1.2
     187.0       1.4
     200.0       3.5
     201.0      61.8
     202.0       9.7
     203.0       1.1
     212.0       3.9
     213.0       5.1
     227.0       2.2
     229.0      20.9
     230.0     100.0
     231.0      15.8
     232.0       2.0