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网站主页CAS数据库列表 2657-67-2更多图谱内消旋-1,2,3,4-四溴丁烷(2657-67-2)红外图谱(IR1)

内消旋-1,2,3,4-四溴丁烷

产品名称 内消旋-1,2,3,4-四溴丁烷

CAS号2657-67-2

分子式C4H6Br4

分子量373.71

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  • Mass

    MS-IW-3480          
    meso-1,2,3,4-tetrabromobutane
    C4H6Br4             (Mass of molecular ion:    370)
    

       Source Temperature: 180 °C
       Sample Temperature: 160 °C
       Reservoir, 75 eV
    

          26.0       7.0
          27.0      30.3
          28.0       2.4
          37.0       1.7
          38.0       2.9
          39.0      15.0
          45.0       1.6
          49.0       2.0
          50.0       9.1
          51.0      25.1
          52.0       8.9
          53.0      35.5
          54.0       5.7
          79.0       3.4
          80.0       4.0
          81.0       3.5
          82.0       3.9
          93.0       4.6
          95.0       4.3
         105.0       8.9
         106.0       3.4
         107.0      13.5
         108.0       2.3
         109.0       4.3
         117.0       1.2
         119.0       4.4
         121.0       3.2
         131.0      28.0
         132.0      10.5
         133.0      34.4
         134.0      10.4
         135.0       7.2
         171.0       1.5
         173.0       2.8
         175.0       1.4
         185.0       5.7
         187.0      10.8
         189.0       5.2
         199.0       1.4
         211.0      50.9
         212.0       2.6
         213.0     100.0
         214.0       4.7
         215.0      48.6
         216.0       2.2
         291.0      27.8
         292.0       1.4
         293.0      81.1
         294.0       3.8
         295.0      79.1
         296.0       3.6
         297.0      25.7
         298.0       1.1
    

90 MHz in CDCl3


  • 1H NMR 89.56 MHz
    C4 H6 Br4 0.047 g : 0.5 ml CDCl3
    meso-1,2,3,4-tetrabromobutane
    ChemicalStructure
        Assign.     Shift(ppm)
    A 4.589 B *1 4.126 C *1 3.963 J(A,B)=1.4HZ J(A,C)=2.5HZ J(B,C)=-11.6HZ

         Hz     ppm     Int.
    

        416.13   4.647     64
        415.00   4.634    241
        413.63   4.619    445
        413.06   4.613    345
        412.50   4.606    496
        411.13   4.591   1000
        409.75   4.576    532
        409.19   4.569    405
        408.69   4.564    503
        407.25   4.548    306
        406.13   4.535     62
        380.13   4.245    261
        378.63   4.228    188
        377.63   4.217    183
        376.19   4.201    193
        370.00   4.132    104
        368.50   4.115    771
        367.06   4.099    569
        366.00   4.087    520
        364.63   4.072    637
        363.00   4.054    108
        361.81   4.040     96
        361.25   4.034    111
        359.63   4.016    764
        358.19   4.000    515
        357.13   3.988    563
        355.81   3.973    645
        354.25   3.956     89
        353.88   3.952     88
        348.94   3.897     75
        348.00   3.886    243
        346.63   3.871    183
        345.56   3.859    162
        344.25   3.844    202
    

in CDCl3



KBr disc



nujol mull



4880 A,200 M,powder