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4-溴丁酸乙酯

CAS号2969-81-5

分子式C6H11BrO2

分子量195.05

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  • Mass

    MS-NW-1308          
    ethyl 4-bromobutyrate
    C6H11BrO2           (Mass of molecular ion:    194)
    

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

          15.0       2.8
          26.0       2.9
          27.0      17.5
          28.0       4.5
          29.0      42.0
          30.0       1.0
          31.0       2.0
          38.0       1.0
          39.0      10.1
          40.0       2.3
          41.0      42.3
          42.0      13.4
          43.0      13.0
          44.0       1.0
          45.0      17.2
          55.0       3.1
          56.0       1.0
          60.0      25.2
          61.0       9.9
          69.0       2.6
          70.0       6.1
          73.0       5.8
          85.0       1.1
          86.0       1.0
          87.0      12.8
          88.0     100.0
          89.0       4.9
          93.0       1.4
          95.0       1.4
         101.0       1.1
         115.0       5.1
         121.0       9.0
         123.0       8.6
         149.0      23.9
         150.0       1.8
         151.0      24.2
         152.0       1.0
         166.0       3.9
         168.0       3.8
    

90 MHz in CDCl3


  • 1H NMR 89.56 MHz
    C6 H11 Br O2 0.04 ml : 0.5 ml CDCl3
    ethyl 4-bromobutyrate
    ChemicalStructure
        Assign.     Shift(ppm)
    A 4.143 B 3.471 C 2.49 D 2.18 E 1.268

         Hz     ppm     Int.
    

        382.00   4.266    120
        374.88   4.186    392
        367.75   4.107    412
        360.63   4.027    137
        317.25   3.543    241
        310.88   3.472    544
        304.81   3.404    266
        232.19   2.593     77
        230.19   2.571     84
        225.63   2.520     83
        223.25   2.493    278
        217.81   2.433    207
        216.69   2.420    239
        207.56   2.318     81
        206.06   2.301     74
        201.25   2.248    163
        200.56   2.240    150
        197.81   2.209     42
        194.88   2.176    185
        194.25   2.169    180
        192.06   2.145     86
        188.19   2.102    109
        185.94   2.077     66
        120.44   1.345    506
        113.38   1.266   1000
        110.94   1.239     47
        106.13   1.186    448
    

in CDCl3



CCl4 solution



liquid film



4880 A,200 M,liquid