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2-氮己环酮

产品名称 2-氮己环酮

CAS号675-20-7

分子式C5H9NO

分子量99.13

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  • Mass

    MS-NW-8654          
    2-piperidone
    C5H9NO              (Mass of molecular ion:     99)
    

       Source Temperature: 260 °C
       Sample Temperature: 140 °C
       Reservoir, 75 eV
    

          15.0       1.5
          18.0       1.0
          26.0       2.5
          27.0      10.9
          28.0      29.8
          29.0       5.9
          30.0      50.7
          38.0       1.7
          39.0      11.4
          40.0       4.1
          41.0      40.6
          42.0      46.8
          43.0      39.0
          44.0       3.4
          53.0       2.0
          54.0       3.0
          55.0      27.4
          56.0      12.9
          57.0       1.0
          58.0       5.5
          68.0       1.6
          70.0      22.8
          71.0       9.8
          82.0       1.8
          98.0      17.9
          99.0     100.0
         100.0       7.1
    

90 MHz in CDCl3


  • 1H NMR 89.56 MHz
    C5 H9 N O 0.044 g : 0.5 ml CDCl3
    2-piperidone
    ChemicalStructure
        Assign.     Shift(ppm)
    A 7.4 B 3.31 C 2.34 D 2.00 to 1.52

         Hz     ppm     Int.
    

        303.31   3.387    137
        302.69   3.380    140
        300.81   3.359    226
        300.31   3.354    230
        298.81   3.337    241
        297.31   3.320    383
        296.94   3.316    381
        295.31   3.298    411
        291.81   3.259    257
        289.44   3.232    152
        217.88   2.433     94
        216.75   2.421    174
        215.00   2.401    164
        213.13   2.380    262
        212.00   2.368    228
        210.38   2.350    627
        209.06   2.335    358
        207.31   2.315    289
        205.50   2.295    255
        204.06   2.279    285
        203.69   2.275    290
        173.31   1.936     77
        170.38   1.903     78
        167.69   1.873    129
        164.94   1.842    434
        162.13   1.811    859
        158.94   1.775   1000
        155.31   1.735    712
        152.38   1.702    376
        149.00   1.664     69
        148.44   1.658     72
        147.56   1.648     77
        147.25   1.645     75
    

in CDCl3



CCl4 solution



liquid film