图谱信息 供应商 相关产品
网站主页CAS数据库列表 289-80-5更多图谱哒嗪(289-80-5)核磁图(1HNMR)

哒嗪

产品名称 哒嗪

CAS号289-80-5

分子式C4H4N2

分子量80.09

展开


  • Mass

    MS-NW-5023          
    pyridazine
    C4H4N2              (Mass of molecular ion:     80)
    

       Source Temperature: 250 °C
       Sample Temperature: 190 °C
       Reservoir, 75 eV
    

          18.0       1.0
          25.0       4.1
          25.5       2.2
          26.0      23.4
          27.0       4.9
          28.0       5.1
          37.0       3.2
          38.0       2.2
          39.0       1.5
          49.0       2.3
          50.0      16.1
          51.0      41.1
          52.0      36.4
          53.0       3.5
          80.0     100.0
          81.0       5.7
    

90 MHz in CDCl3

parameter in CD2Cl2


  • 1H NMR 89.56 MHz
    C4 H4 N2 0.02 ml : 0.5 ml CDCl3
    pyridazine
    ChemicalStructure
        Assign.     Shift(ppm)
    A 7.509 B 9.213

         Hz     ppm     Int.
    

        828.75   9.254    375
        825.56   9.218    494
        825.13   9.214    474
        821.81   9.177    422
        676.00   7.549   1000
        672.81   7.513    815
        672.19   7.506    875
        670.25   7.484     45
        669.00   7.470    926
    


  • 1H NMR 300 MHz
    C4 H4 N2 25 vol% in CD2Cl2
    pyridazine
    ChemicalStructure
        Parameter     ppm  Hz
    D(A) 9.19 D(B) 7.54 J(A,A') 1.39 J(A,B) 5.05 J(A,B') 1.88 J(A',B) 1.88 J(A',B') 5.05 J(B,B') 8.22 JACOBSEN,J.P. ET AL. J.MAGN.RESON. 10, 130 (1973)

         Hz     ppm     Int.
    

       2766.89   9.223     15
       2764.16   9.214     31
       2760.48   9.202    796
       2757.26   9.191    993
       2756.78   9.189    985
       2753.56   9.179    820
       2749.86   9.166     32
       2747.18   9.157     16
       2271.84   7.573     16
       2269.17   7.564     32
       2265.46   7.552    820
       2262.23   7.541    990
       2261.75   7.539   1000
       2258.53   7.528    798
       2254.85   7.516     31
       2252.13   7.507     15
    

in CDCl3



CCl4 solution



liquid film