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网站主页CAS数据库列表 79-08-3更多图谱溴乙酸(79-08-3)质谱(MS)

溴乙酸

产品名称 溴乙酸

CAS号79-08-3

分子式C2H3BrO2

分子量138.95

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  • Mass

    MS-NW-1809          
    bromoacetic acid
    C2H3BrO2            (Mass of molecular ion:    138)
    

       Source Temperature: 240 °C
       Sample Temperature: 180 °C
       Reservoir, 75 eV
    

          12.0       1.1
          13.0       3.8
          14.0      11.4
          15.0      37.2
          17.0       1.1
          18.0       1.6
          28.0       6.1
          29.0      11.7
          30.0       1.1
          31.0      11.8
          41.0       4.8
          42.0      19.4
          43.0       1.4
          44.0       5.1
          45.0      40.1
          59.0       2.0
          79.0       6.4
          80.0       3.5
          81.0       6.5
          82.0       3.4
          91.0       3.0
          92.0       4.5
          93.0      35.1
          94.0     100.0
          95.0      33.5
          96.0      93.0
          97.0       1.0
         120.0       1.2
         121.0       3.5
         122.0       1.2
         123.0       3.4
         138.0      41.8
         139.0       1.1
         140.0      40.3
         141.0       1.0
    

parameter in CDCl3


  • 1H NMR 300 MHz
    C2 H3 Br O2 0.042 g : 0.5 ml CDCl3
    bromoacetic acid
    ChemicalStructure
        Parameter     ppm  Hz
    D(A) 10.32 D(B) 3.900

         Hz     ppm     Int.
    

       3096.00  10.320    151
       1170.03   3.900   1000
    

in CDCl3



CCl4 solution



KBr disc



liquid film



nujol mull



4880 A,200 M,powder