3-METHYLQUINAZOLINE-2,4(1H,3H)-DIONE(607-19-2) IR1

Mass

MS-IW-1686          
3-methyl-2,4(1H,3H)-quinazolinedione
C9H8N2O2            (Mass of molecular ion:    176)

   Source Temperature: 170 °C
   Sample Temperature: 150 °C
   Direct, 75 eV

      28.0       1.0
      38.0       1.5
      39.0       2.1
      50.0       1.2
      52.0       1.6
      62.0       1.3
      63.0       4.6
      64.0       5.3
      65.0       1.7
      90.0       4.1
      91.0       2.8
      92.0      11.5
     119.0      38.3
     120.0       4.3
     146.0       5.2
     147.0       5.0
     148.0       2.5
     175.0       1.9
     176.0     100.0
     177.0      11.7