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网站主页CAS数据库列表 20980-22-7更多图谱1-(2-嘧啶基)哌嗪(20980-22-7)质谱(MS)

1-(2-嘧啶基)哌嗪

产品名称 1-(2-嘧啶基)哌嗪

CAS号20980-22-7

分子式C8H12N4

分子量164.21

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  • Mass

    MS-IW-3591          
    1-(2-pyrimidinyl)piperazine
    C8H12N4             (Mass of molecular ion:    164)
    

       Source Temperature: 220 °C
       Sample Temperature: 160 °C
       Reservoir, 75 eV
    

          15.0       1.0
          26.0       1.3
          27.0       2.8
          28.0      10.6
          29.0       5.7
          30.0       5.3
          39.0       1.1
          40.0       1.6
          41.0       2.8
          42.0       7.0
          43.0       1.9
          52.0       3.2
          53.0       9.9
          54.0       4.6
          55.0       3.2
          56.0      13.7
          57.0       6.5
          66.0       1.1
          67.0       1.4
          67.5       1.2
          68.0       2.8
          69.0      15.6
          70.0       1.3
          79.0       9.7
          80.0      22.8
          81.0       9.6
          82.0       1.4
          85.0       1.0
          93.0       1.0
          94.0       2.8
          95.0       3.8
          96.0      49.5
          97.0       2.8
         106.0       1.1
         107.0       1.1
         108.0      36.9
         109.0      21.7
         110.0       2.5
         120.0       7.2
         121.0       8.7
         122.0     100.0
         123.0       7.8
         134.0      10.3
         135.0       2.1
         136.0       1.4
         163.0       1.5
         164.0      28.0
         165.0       2.9
    

400 MHz in CDCl3


  • 1H NMR 399.65 MHz
    C8 H12 N4 0.05 ml : 0.5 ml CDCl3
    1-(2-pyrimidinyl)piperazine
    ChemicalStructure
        Assign.     Shift(ppm)
    A 8.291 B 6.451 C 3.782 D 2.901 E 2.15

         Hz     ppm     Int.
    

       3321.78   8.312     21
       3316.04   8.298    964
       3311.40   8.286   1000
       3307.50   8.276     26
       2583.01   6.464    326
       2578.25   6.452    596
       2573.61   6.440    324
       1517.09   3.797    714
       1511.96   3.784    759
       1506.84   3.771    812
       1164.79   2.915    716
       1159.67   2.902    743
       1154.54   2.889    754
        858.03   2.147    374
    

in CDCl3



liquid film