Mass

MS-IW-9631          
8-acetoxy-1-oxo-1H-benzo(c)pyran-4-carboxylic acid
C12H8O6             (Mass of molecular ion:    248)

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

      14.0       1.3
      15.0       2.6
      18.0       2.4
      28.0       3.2
      29.0       1.2
      38.0       1.4
      39.0       4.1
      41.0       1.0
      42.0       4.2
      43.0      40.3
      44.0       2.6
      45.0       1.6
      50.0       4.7
      51.0       6.8
      52.0       1.0
      53.0       1.6
      62.0       1.8
      63.0       2.1
      65.0       4.2
      66.0       1.4
      68.0       1.2
      74.0       2.3
      75.0       4.6
      76.0       7.5
      77.0       5.7
      78.0       2.2
      92.0       1.1
      93.0       2.1
     103.0       1.1
     104.0       8.6
     105.0       6.6
     106.0       1.7
     121.0       4.5
     122.0       1.1
     132.0       3.5
     134.0       3.8
     149.0       2.1
     150.0      10.8
     151.0       1.1
     160.0      36.1
     161.0       4.9
     162.0       1.9
     177.0       1.1
     178.0      30.4
     179.0       3.2
     188.0      15.4
     189.0       3.9
     206.0     100.0
     207.0      11.4
     208.0       1.6
     248.0       5.1