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4-溴苯甲酸乙酯

产品名称 4-溴苯甲酸乙酯

CAS号5798-75-4

分子式C9H9BrO2

分子量229.07

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  • Mass

    MS-IW-4039          
    ethyl p-bromobenzoate
    C9H9BrO2            (Mass of molecular ion:    228)
    

       Source Temperature: 220 °C
       Sample Temperature: 150 °C
       Reservoir, 75 eV
    

          27.0       3.2
          28.0       1.0
          29.0       5.7
          38.0       1.5
          45.0       5.2
          50.0      14.7
          51.0       3.4
          65.0       2.3
          74.0       6.8
          75.0      22.6
          76.0      23.1
          77.0       3.9
         103.0       1.1
         104.0       3.6
         105.0       1.7
         149.0      11.5
         150.0       1.2
         155.0      28.8
         156.0       2.7
         157.0      28.2
         158.0       2.1
         183.0     100.0
         184.0      11.5
         185.0      97.4
         186.0      11.0
         200.0      43.2
         201.0       3.5
         202.0      42.4
         203.0       3.4
         213.0       1.3
         215.0       1.1
         227.0       1.1
         228.0      22.7
         229.0       3.4
         230.0      22.2
         231.0       2.2
    

400 MHz in CDCl3


  • 1H NMR 399.65 MHz
    C9 H9 Br O2 0.05 ml : 0.5 ml CDCl3
    ethyl p-bromobenzoate
    ChemicalStructure
        Assign.     Shift(ppm)
    A 7.887 B 7.552 C 4.363 D 1.381

         Hz     ppm     Int.
    

       3159.06   7.905     86
       3156.74   7.899    553
       3154.79   7.894    179
       3150.02   7.882    206
       3147.95   7.877    556
       3145.75   7.872     93
       3024.41   7.568    101
       3022.22   7.563    614
       3020.26   7.558    185
       3015.50   7.546    187
       3013.43   7.541    500
       3011.23   7.535     76
       1754.76   4.391    205
       1747.68   4.374    562
       1740.48   4.356    575
       1733.40   4.338    215
        558.96   1.399    590
        551.88   1.381   1000
        544.68   1.363    582
    

in CDCl3



liquid film