6,7-二甲氧基-2,4-喹唑啉二酮

Mass

MS-NW-8021          
6,7-dimethoxy-2,4(1H,3H)-quinazolinedione
C10H10N2O4          (Mass of molecular ion:    222)

   Source Temperature: 210 °C
   Sample Temperature: 190 °C
   Direct, 75 eV

      15.0       4.1
      18.0       1.3
      27.0       1.4
      28.0       3.2
      37.0       1.5
      38.0       2.5
      39.0       4.2
      40.0       1.6
      42.0       1.2
      44.0       1.2
      50.0       5.0
      51.0       2.5
      52.0       9.0
      53.0       6.7
      54.0       1.3
      57.0       1.6
      58.0       5.8
      61.0       1.1
      62.0       2.0
      63.0       3.1
      64.0       3.4
      65.0       4.3
      66.0       3.2
      67.0       1.4
      68.0       7.8
      69.0       1.3
      70.0       2.9
      75.0       1.0
      76.0       2.7
      77.0       3.6
      78.0       2.7
      79.0       1.2
      80.0       1.4
      81.0       1.4
      82.0       3.3
      89.5       2.6
      90.0       2.5
      92.0       1.3
      93.0       4.6
      94.0       1.3
     105.0       1.6
     106.0       1.9
     107.0       1.3
     108.0      11.0
     109.0       3.2
     111.0       1.3
     120.0       2.7
     121.0       2.2
     133.0       1.4
     135.0       1.5
     136.0      29.6
     137.0       2.8
     150.0       2.1
     151.0       2.5
     161.0       2.6
     162.0       4.3
     163.0       1.4
     164.0      50.1
     165.0       4.8
     166.0       2.1
     177.0       1.7
     179.0       8.3
     180.0       1.1
     193.0       2.4
     206.0       1.3
     207.0      48.1
     208.0       5.1
     221.0       2.1
     222.0     100.0
     223.0      11.9
     224.0       1.7