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2-乙基丁酸乙酯

产品名称 2-乙基丁酸乙酯

CAS号2983-38-2

分子式C8H16O2

分子量144.21

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  • Mass

    MS-NW-0975          
    ethyl 2-ethylbutyrate
    C8H16O2             (Mass of molecular ion:    144)
    

       Source Temperature: 280 °C
       Sample Temperature: 150 °C
       Reservoir, 75 eV
    

          15.0       1.3
          26.0       1.7
          27.0      19.9
          28.0       3.5
          29.0      47.6
          30.0       1.0
          31.0       1.5
          39.0       9.5
          40.0       1.4
          41.0      20.3
          42.0       6.6
          43.0     100.0
          44.0       3.4
          45.0       7.8
          53.0       1.5
          55.0      15.3
          56.0       1.2
          57.0       1.2
          59.0       1.7
          69.0       3.3
          70.0       7.2
          71.0      67.2
          72.0       3.9
          73.0      16.1
          74.0       1.3
          87.0      15.1
          88.0      13.3
          89.0       1.7
          99.0      26.5
         100.0       1.7
         101.0      24.5
         102.0       2.4
         115.0      11.4
         116.0      50.1
         117.0       5.2
         129.0       2.3
    

400 MHz in CDCl3

90 MHz in CDCl3


  • 1H NMR 399.65 MHz
    C8 H16 O2 0.05 ml : 0.5 ml CDCl3
    ethyl 2-ethylbutyrate
    ChemicalStructure
        Assign.     Shift(ppm)
    A 4.149 B 2.186 C *1 1.62 D *1 1.51 E 1.262 F 0.895

         Hz     ppm     Int.
    

       1668.82   4.176    179
       1661.74   4.158    483
       1654.54   4.140    469
       1647.46   4.123    188
        883.06   2.210     57
        879.88   2.202     60
        877.56   2.196     40
        874.39   2.188    114
        871.09   2.180     41
        868.90   2.175     67
        865.60   2.166     65
        860.23   2.153     35
        664.31   1.663     74
        663.21   1.660     34
        658.08   1.647     59
        656.86   1.644     90
        655.64   1.641     77
        650.63   1.628    136
        649.54   1.626     92
        648.19   1.622     86
        643.19   1.610    144
        641.97   1.607    133
        635.74   1.591     66
        634.52   1.588    123
        627.20   1.570     48
        624.76   1.564     45
        619.26   1.550     50
        617.31   1.545    123
        611.82   1.531    131
        609.86   1.526    137
        604.25   1.512    151
        602.42   1.508     71
        598.14   1.497     76
        596.19   1.492     93
        590.70   1.479     69
        588.75   1.474     35
        511.60   1.281    512
        509.03   1.274     40
        508.79   1.274     40
        504.52   1.263    811
        497.31   1.245    495
        364.87   0.913    646
        357.54   0.895   1000
        349.98   0.876    578
        343.87   0.861     31
    


  • 1H NMR 89.56 MHz
    C8 H16 O2 0.04 ml : 0.5 ml CDCl3
    ethyl 2-ethylbutyrate
    ChemicalStructure
        Assign.     Shift(ppm)
    A 4.144 B 2.173 C 1.57 D 1.262 E 0.90

         Hz     ppm     Int.
    

        382.19   4.268    121
        374.94   4.187    400
        367.81   4.107    425
        360.88   4.030    140
        196.69   2.197    100
        190.19   2.124     72
        149.50   1.670    123
        146.38   1.635     89
        145.44   1.624    124
        143.50   1.603     95
        141.88   1.585    218
        138.94   1.552    156
        138.31   1.545    161
        134.38   1.501    150
        132.00   1.474    180
        127.00   1.419     81
        125.63   1.403     88
        119.94   1.340    451
        112.88   1.261    965
        105.69   1.181    399
         86.88   0.971    518
         79.94   0.893   1000
         72.38   0.809    272
         71.25   0.796    159
    

in CDCl3



liquid film



4880 A,200 M,liquid