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3,5-二甲基吡唑

产品名称 3,5-二甲基吡唑

CAS号67-51-6

分子式C5H8N2

分子量96.13

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  • Mass

    MS-NW-6290          
    3,5-dimethylpyrazole
    C5H8N2              (Mass of molecular ion:     96)
    

       Source Temperature: 240 °C
       Sample Temperature: 190 °C
       Reservoir, 75 eV
    

          15.0       2.0
          26.0       2.4
          27.0       6.0
          28.0       9.0
          29.0       2.4
          30.0       2.3
          37.0       1.4
          38.0       2.8
          39.0      15.4
          40.0       4.9
          41.0      15.0
          42.0      14.4
          43.0       3.3
          47.0       1.6
          50.0       1.1
          51.0       2.5
          52.0       3.1
          53.0       2.4
          54.0      21.3
          55.0       6.9
          56.0       3.7
          62.0       1.1
          63.0       2.0
          65.0       4.8
          66.0       2.2
          67.0       4.2
          68.0       5.6
          69.0       2.0
          81.0      18.0
          82.0       1.0
          94.0       1.1
          95.0      77.1
          96.0     100.0
          97.0       6.3
    

90 MHz in CDCl3


  • 1H NMR 89.56 MHz
    C5 H8 N2 0.057 g : 0.5 ml CDCl3
    3,5-dimethylpyrazole
    ChemicalStructure
        Assign.     Shift(ppm)
    A 12.29 B 5.805 C 2.272

         Hz     ppm     Int.
    

        519.45   5.801    119
        203.54   2.273   1000
    

in CDCl3



KBr disc



nujol mull



4880 A,200 M,powder