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2,5-二溴噻吩

产品名称 2,5-二溴噻吩

CAS号3141-27-3

分子式C4H2Br2S

分子量241.93

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  • Mass

    MS-NW-1142          
    2,5-dibromothiophene
    C4H2Br2S            (Mass of molecular ion:    240)
    

       Source Temperature: 240 °C
       Sample Temperature: 170 °C
       Reservoir, 75 eV
    

          18.0       2.0
          25.0       2.0
          26.0       1.2
          36.0       2.7
          37.0      20.0
          38.0      26.3
          39.0       1.4
          41.0      11.5
          44.0       7.1
          45.0      18.9
          48.0       1.4
          49.0       6.7
          50.0       4.8
          56.0       3.8
          57.0      23.8
          58.0       1.4
          59.0       1.0
          68.0       2.3
          69.0       7.5
          79.0       4.1
          80.0       7.4
          80.5       1.7
          81.0      27.9
          81.5       1.5
          82.0     100.0
          83.0       6.9
          84.0       4.6
          91.0       1.8
          93.0       1.9
         104.0       1.7
         106.0       1.8
         116.0       2.1
         117.0      30.5
         118.0       3.1
         119.0      29.4
         120.0       4.3
         121.0       7.0
         122.0       3.6
         123.0       4.7
         125.0       4.7
         135.0       1.7
         136.0       7.3
         137.0       1.8
         138.0       7.2
         160.0       2.2
         161.0      48.0
         162.0       5.2
         163.0      47.6
         164.0       3.2
         165.0       2.2
         240.0      47.0
         241.0       2.6
         242.0      90.5
         243.0       4.8
         244.0      46.9
         245.0       2.4
         246.0       1.9
    

parameter in TMS

parameter in CDCl3


  • 1H NMR 300 MHz
    C4 H2 Br2 S in TMS
    2,5-dibromothiophene
    ChemicalStructure
        Parameter     ppm  Hz
    D(A) 6.707 READ,J.M. ET AL. SPECTROCHIM.ACTA 21, 85 (1965) J(A,C-13):174.66HZ. J(A,A):3.98HZ.

         Hz     ppm     Int.
    

       2012.10   6.707   1000
    


  • 1H NMR 300 MHz
    C4 H2 Br2 S 0.02 ml : 0.5 ml CDCl3
    2,5-dibromothiophene
    ChemicalStructure
        Parameter     ppm  Hz
    D(A) 6.826

         Hz     ppm     Int.
    

       2047.80   6.826   1000
    

in CDCl3



liquid film