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网站主页CAS数据库列表 1126-09-6更多图谱4-哌啶甲酸乙酯(1126-09-6)质谱(MS)

4-哌啶甲酸乙酯

产品名称 4-哌啶甲酸乙酯

CAS号1126-09-6

分子式C8H15NO2

分子量157.21

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  • Mass

    MS-NW-1287          
    ethyl 4-piperidinecarboxylate
    C8H15NO2            (Mass of molecular ion:    157)
    

       Source Temperature: 260 °C
       Sample Temperature: 180 °C
       Reservoir, 75 eV
    

          15.0       3.1
          18.0       2.5
          26.0       2.0
          27.0      14.6
          28.0      14.0
          29.0      21.8
          30.0      21.3
          31.0       7.6
          39.0       6.2
          41.0       4.9
          42.0      19.9
          43.0      17.9
          44.0      11.2
          45.0       4.2
          46.0       1.3
          53.0       3.7
          54.0       4.3
          55.0      28.9
          56.0      65.9
          57.0     100.0
          58.0       4.0
          67.0       2.4
          68.0       4.5
          69.0       2.2
          70.0       3.8
          73.0      13.2
          74.0       2.2
          80.0       2.0
          82.0      35.2
          83.0       8.4
          84.0      49.3
          85.0       4.4
          86.0       1.6
          94.0       1.2
         100.0       5.4
         101.0       7.8
         102.0       1.2
         110.0       1.3
         112.0      30.3
         113.0       2.3
         114.0       3.1
         128.0      28.9
         129.0       4.0
         142.0       2.0
         156.0       5.1
         157.0      19.4
         158.0       1.9
         170.0       1.9
    

90 MHz in CDCl3


  • 1H NMR 89.56 MHz
    C8 H15 N O2 0.04 ml : 0.5 ml CDCl3
    ethyl 4-piperidinecarboxylate
    ChemicalStructure
        Assign.     Shift(ppm)
    A 4.130 B 3.087 C 2.64 D 2.41 E 1.89 F 2.06 to 1.46 G 1.255

         Hz     ppm     Int.
    

        380.94   4.254    121
        373.75   4.174    411
        366.63   4.094    435
        359.56   4.015    148
        287.81   3.214     44
        284.00   3.172     80
        280.38   3.131     52
        275.44   3.076     78
        271.56   3.033    133
        268.06   2.994     72
        267.75   2.990     72
        248.69   2.777    100
        245.56   2.742     98
        237.81   2.656    118
        236.31   2.639     83
        234.69   2.621    129
        231.38   2.584     30
        227.06   2.536     43
        225.38   2.517     76
        222.44   2.484     83
        220.38   2.461     50
        216.31   2.416     96
        212.25   2.370     44
        209.31   2.338     35
        205.38   2.294     74
        201.38   2.249     41
        177.63   1.984     46
        173.75   1.941     62
        173.31   1.936     62
        169.44   1.892    548
        164.81   1.841    144
        161.13   1.800    189
        157.00   1.754    115
        150.25   1.678    124
        147.88   1.652     54
        146.13   1.632    119
        144.13   1.610     40
        143.75   1.606     41
        139.31   1.556     46
        137.06   1.531     51
        135.31   1.511     50
        133.00   1.486     49
        119.38   1.333    478
        112.25   1.254   1000
        106.56   1.190     40
        105.13   1.174    432
    

in CDCl3



CCl4 solution



liquid film