5-AZAURACIL

Mass

MS-NW-7228          
1,3,5-triazine-2,4(1H,3H)-dione
C3H3N3O2            (Mass of molecular ion:    113)

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

      13.0       1.6
      15.0       1.0
      16.0       2.2
      17.0       3.0
      18.0       8.8
      26.0       1.6
      27.0       8.4
      28.0      67.1
      29.0       5.7
      40.0       1.3
      41.0      14.4
      42.0      11.6
      43.0      52.7
      44.0      30.3
      54.0       1.3
      60.0       4.0
      69.0      13.7
      70.0      83.4
      71.0       3.5
      85.0      15.7
      86.0       3.6
     103.0       1.4
     113.0     100.0
     114.0       5.1
     129.0       5.3
     130.0       2.7

Assign. Shift(ppm) A *1 12. B *1 11.4 C 8.165

     Hz     ppm     Int.

   4539.07  11.358     32
   3263.38   8.166   1000