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网站主页CAS数据库列表 39968-33-7更多图谱N-羟基-7-氮杂苯并三氮唑(39968-33-7)红外图谱(IR1)

N-羟基-7-氮杂苯并三氮唑

产品名称 N-羟基-7-氮杂苯并三氮唑

CAS号39968-33-7

分子式C5H4N4O

分子量136.11

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  • Mass

    MS-IW-9314          
    3H-1,2,3-triazolo(4,5-b)pyridin-3-ol
    C5H4N4O             (Mass of molecular ion:    136)
    

       Source Temperature: 160 °C
       Sample Temperature: 150 °C
       Direct, 75 eV
    

          17.0       1.4
          18.0       5.5
          25.0       1.1
          26.0       8.9
          27.0       6.1
          28.0      32.6
          29.0       1.8
          30.0       9.1
          36.0       2.0
          37.0      21.6
          38.0      31.6
          39.0      22.7
          40.0      18.5
          41.0       5.1
          44.0       2.8
          45.0       1.4
          49.0       3.4
          50.0      14.3
          51.0      29.9
          52.0      28.2
          53.0      38.3
          54.0       4.0
          55.0       1.5
          62.0       2.6
          63.0       8.2
          64.0      38.1
          65.0      13.4
          66.0       2.7
          67.0       1.0
          75.0       2.4
          76.0       4.8
          77.0       5.0
          78.0     100.0
          79.0      14.0
          80.0       2.3
          91.0      40.8
          92.0      17.4
          93.0       1.2
          94.0       1.2
         108.0      85.5
         109.0       5.6
         120.0       7.9
         137.0       2.1
    

400 MHz in DMSO-d6


  • 1H NMR 399.65 MHz
    C5 H4 N4 O 0.038 g : 0.5 ml DMSO-d6
    3H-1,2,3-triazolo(4,5-b)pyridin-3-ol
    ChemicalStructure
        Assign.     Shift(ppm)
    A 8.825 B 8.588 C 7.566

         Hz     ppm     Int.
    

       3535.40   8.847     38
       3529.66   8.832    893
       3528.32   8.829    852
       3525.27   8.821    899
       3523.93   8.818    791
       3437.38   8.601    969
       3436.04   8.598    945
       3428.96   8.580   1000
       3427.61   8.577    940
       3030.03   7.582    947
       3025.63   7.571    915
       3021.61   7.561    909
       3017.21   7.550    878
    

in DMSO-d6



KBr disc



nujol mull