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网站主页CAS数据库列表 823-78-9更多图谱3-溴苄溴(823-78-9)质谱(MS)

3-溴苄溴

产品名称 3-溴苄溴

CAS号823-78-9

分子式C7H6Br2

分子量249.93

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  • Mass

    MS-NW-7630          
    m-bromobenzyl bromide
    C7H6Br2             (Mass of molecular ion:    248)
    

       Source Temperature: 260 °C
       Sample Temperature: 170 °C
       Reservoir, 75 eV
    

          37.0       1.7
          38.0       3.8
          39.0       8.0
          40.0       1.2
          43.0       1.7
          44.0       4.5
          44.5       1.0
          45.0       3.3
          50.0       4.4
          51.0       4.3
          61.0       2.4
          62.0       6.3
          63.0      13.6
          64.0       4.5
          79.0       1.2
          80.0       1.4
          81.0       1.2
          82.0       1.5
          84.0       2.4
          84.5       3.2
          85.0       2.8
          85.5       3.1
          86.0       1.4
          87.0       1.2
          89.0      21.1
          90.0      41.5
          91.0       3.8
         125.0       1.3
         143.0       1.0
         169.0     100.0
         170.0       8.4
         171.0      97.1
         172.0       7.7
         248.0       7.4
         249.0       1.4
         250.0      14.3
         251.0       1.5
         252.0       7.1
    

400 MHz in CDCl3


  • 1H NMR 399.65 MHz
    C7 H6 Br2 0.053 g : 0.5 ml CDCl3
    m-bromobenzyl bromide
    ChemicalStructure
        Assign.     Shift(ppm)
    A 7.537 B 7.418 C 7.307 D 7.204 E 4.412 J(A,B)=1.8HZ J(A,C)=1.8HZ J(B,C)=1.1HZ J(B,D)=7.9HZ J(C,D)=7.7HZ

         Hz     ppm     Int.
    

       3014.40   7.543    159
       3013.92   7.542    164
       3012.33   7.538    274
       3010.62   7.534    165
       3010.25   7.533    173
       2970.46   7.433    119
       2969.36   7.430    125
       2968.51   7.428    109
       2967.41   7.426    106
       2962.52   7.413    133
       2961.43   7.411    142
       2960.57   7.408    131
       2959.47   7.406    125
       2926.03   7.322     97
       2925.42   7.320     77
       2924.93   7.319    115
       2924.32   7.318    112
       2923.71   7.316     73
       2923.22   7.315     94
       2918.33   7.303    141
       2917.72   7.301    107
       2917.24   7.300    153
       2916.63   7.298    164
       2915.53   7.296    122
       2886.11   7.222    205
       2878.42   7.203    296
       2870.48   7.183    122
       1763.43   4.413   1000
    

in CDCl3



KBr disc



nujol mull



4880 A,200 M,powder