2-METHYL-4(3H)-QUINAZOLINONE(1769-24-0) ¹³C NMR

Mass

MS2018-05481CM      
2-methyl-4(3H)-quinazolinone
C9H8N2O             (Mass of molecular ion:    160)

   Source Temperature: 235 °C
   Sample Temperature:  20 °C
   Direct, 70 eV

      15.0       1.8
      17.0       6.8
      18.0      32.0
      28.0       2.9
      37.0       1.7
      38.0       2.9
      39.0       5.6
      40.0       1.3
      41.0       2.7
      42.0      15.5
      43.0       2.1
      50.0       8.1
      51.0       3.0
      52.0       2.0
      61.0       1.2
      62.0       2.9
      63.0       9.9
      64.0       9.4
      65.0       2.2
      66.0       4.0
      74.0       3.1
      75.0       3.6
      76.0       8.3
      77.0       6.1
      80.0       2.2
      89.0       1.4
      90.0      18.0
      91.0       6.6
      92.0      17.5
      93.0       1.3
     102.0       2.4
     104.0       1.3
     105.0       1.4
     116.0       1.1
     117.0      10.1
     118.0      17.6
     119.0      18.2
     120.0      11.1
     131.0       7.6
     132.0       7.2
     133.0       1.2
     143.0       5.3
     145.0      12.5
     146.0       1.2
     159.0       7.9
     160.0     100.0
     161.0      10.3

Assign. Shift(ppm) A 12.2 B 8.105 C 7.783 D 7.595 E 7.470 F 2.379

     Hz     ppm     Int.

   3244.25   8.118     81
   3243.88   8.117     83
   3242.78   8.115     93
   3242.23   8.113     80
   3236.37   8.099     89
   3236.00   8.098     91
   3234.90   8.095     94
   3234.35   8.093     85
   3119.69   7.807     56
   3118.04   7.802     55
   3112.55   7.789     72
   3111.45   7.786     92
   3109.98   7.782     75
   3104.31   7.768     75
   3102.84   7.764     75
   3039.46   7.606    109
   3038.92   7.604    113
   3031.41   7.586     91
   3030.86   7.584     89
   2993.31   7.490     65
   2992.21   7.488     65
   2986.16   7.472     75
   2985.25   7.470    104
   2984.33   7.468     75
   2978.29   7.453     58
   2977.19   7.450     55
    951.18   2.381   1000