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1,2-Dibromobutane

Product Name 1,2-Dibromobutane

CAS533-98-2

MFC4H8Br2

MW215.91

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  • Mass 

    MS-NW-4359          
1,2-dibromobutane
C4H8Br2             (Mass of molecular ion:    214)


       Source Temperature: 220 °C
   Sample Temperature: 180 °C
   Reservoir, 75 eV


          26.0       4.1
      27.0      21.3
      28.0       3.0
      29.0      26.1
      37.0       1.1
      38.0       2.2
      39.0      18.1
      40.0       1.5
      41.0      14.4
      50.0       2.2
      51.0       2.7
      52.0       1.0
      53.0       7.8
      54.0       1.6
      55.0     100.0
      56.0       7.0
      79.0       1.2
      80.0       1.1
      81.0       1.2
      82.0       1.2
      93.0       2.1
      95.0       1.9
     105.0       1.6
     106.0       1.7
     107.0       5.8
     108.0       1.8
     109.0       4.1
     119.0       1.6
     121.0       1.4
     135.0      67.2
     136.0       3.4
     137.0      65.2
     138.0       3.3

90 MHz in CDCl3


  • 1H NMR 89.56 MHz
    C4 H8 Br2 0.02 ml : 0.5 ml CDCl3
    1,2-dibromobutane
    ChemicalStructure 
        Assign.     Shift(ppm)
    
      A             4.156
      B     *1      3.851
      C     *1      3.638
      D     *2      2.195
      E     *2      1.831
      F             1.073
     
     J(A,B)=4.5HZ
     J(A,C)=10.0HZ
     J(B,C)=-10.1HZ
  

         Hz     ppm     Int.


        367.63   4.105    107
    352.69   3.939    145
    348.25   3.889    100
    342.56   3.825    380
    338.06   3.775    232
    333.88   3.729    422
    323.94   3.618    359
    313.88   3.505    103
    196.19   2.191     85
    188.88   2.109     85
    185.44   2.071    106
    178.00   1.988     96
    170.94   1.909    113
    163.00   1.821     97
    102.63   1.146    415
     95.38   1.065   1000
     88.25   0.986    278
     87.50   0.977    163

in CDCl3



liquid film



4880 A,200 M,liquid



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