5,7-二甲基-1,3,4-三氮吲哚利嗪(7681-99-4)核磁图(¹³CNMR)

Mass

MS-NW-7868          
5,7-dimethyl(1,2,4)triazolo(1,5-a)pyrimidine
C7H8N4              (Mass of molecular ion:    148)

   Source Temperature: 150 °C
   Sample Temperature: 120 °C
   Direct, 75 eV

      15.0       1.4
      26.0       1.3
      27.0       3.3
      28.0       3.4
      38.0       1.0
      39.0       9.2
      40.0       2.5
      41.0       1.9
      42.0       4.3
      51.0       1.6
      52.0       3.0
      53.0       6.0
      54.0       3.6
      55.0       1.4
      64.0       1.0
      65.0       3.2
      66.0       2.6
      67.0       4.7
      68.0       3.6
      79.0       2.8
      80.0       4.2
      84.0       1.2
      94.0       1.1
      95.0       1.3
     106.0       2.3
     107.0       2.1
     108.0       1.2
     109.0      48.1
     110.0       2.7
     120.0       2.3
     121.0       1.6
     133.0       2.0
     147.0       3.8
     148.0     100.0
     149.0       9.9

Assign. Shift(ppm) A 8.422 B 6.85 C 2.81 D 2.673 ASSIGNED BY C-H COSY.

     Hz     ppm     Int.

    754.31   8.423    198
    613.88   6.855    145
    613.31   6.849    136
    252.19   2.816    635
    251.25   2.806    581
    246.75   2.756     28
    246.63   2.754     28
    239.50   2.675   1000
    236.31   2.639     46
    234.69   2.621     29