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N-乙氧羰基-4-哌啶酮

产品名称 N-乙氧羰基-4-哌啶酮

CAS号29976-53-2

分子式C8H13NO3

分子量171.19

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  • Mass

    MS-NW-8630          
    ethyl 4-oxo-1-piperidinecarboxylate
    C8H13NO3            (Mass of molecular ion:    171)
    

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

          15.0       7.6
          18.0       1.3
          26.0       3.5
          27.0      28.0
          28.0      36.1
          29.0      94.9
          30.0      12.2
          31.0       1.1
          39.0       2.4
          40.0       2.9
          41.0       8.8
          42.0     100.0
          43.0      23.1
          44.0       3.6
          45.0       2.7
          53.0       1.7
          54.0       4.4
          55.0      19.2
          56.0      84.6
          57.0      47.1
          58.0       2.9
          60.0       1.0
          68.0       1.3
          69.0       2.3
          70.0      22.4
          71.0       5.9
          72.0       1.7
          73.0       1.1
          74.0       2.4
          82.0       2.0
          84.0       7.0
          85.0       3.3
          86.0       1.1
          87.0       3.2
          88.0       2.8
          91.0       1.9
          97.0       1.6
          98.0      41.6
          99.0       4.2
         100.0      56.9
         101.0       9.4
         102.0       5.0
         112.0       2.2
         114.0      12.3
         115.0       2.6
         116.0       1.1
         126.0      18.9
         127.0       1.5
         128.0       2.9
         129.0       2.1
         142.0      97.2
         143.0      14.3
         144.0       1.5
         170.0       1.0
         171.0      30.4
         172.0       5.0
    

90 MHz in CDCl3


  • 1H NMR 89.56 MHz
    C8 H13 N O3 0.05 ml : 0.5 ml CDCl3
    ethyl 4-oxo-1-piperidinecarboxylate
    ChemicalStructure
        Assign.     Shift(ppm)
    A 4.184 B 3.775 C 2.455 D 1.297 C-H COSY

         Hz     ppm     Int.
    

        385.88   4.309    136
        378.63   4.228    447
        375.25   4.190     36
        371.56   4.149    473
        368.19   4.112     30
        364.56   4.071    165
        344.81   3.851    294
        338.69   3.782    520
        332.25   3.710    365
        327.63   3.659     30
        226.06   2.525    366
        219.75   2.454    541
        213.50   2.384    310
        123.25   1.377    485
        120.38   1.345     44
        119.19   1.331     55
        116.19   1.298   1000
        112.88   1.261     61
        112.75   1.259     61
        112.31   1.255     61
        111.25   1.243     57
        109.06   1.218    438
    

in CDCl3



liquid film