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网站主页CAS数据库列表 20826-04-4更多图谱5-溴烟酸(20826-04-4)质谱(MS)

5-溴烟酸

产品名称 5-溴烟酸

CAS号20826-04-4

分子式C6H4BrNO2

分子量202.01

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  • Mass

    MS-IW-0738          
    5-bromonicotinic acid
    C6H4BrNO2           (Mass of molecular ion:    201)
    

       Source Temperature: 130 °C
       Sample Temperature:  90 °C
       Direct, 75 eV
    

          17.0       1.7
          18.0       9.1
          28.0       1.8
          38.0       1.9
          38.5       1.2
          39.0       2.5
          45.0       2.8
          49.0       3.2
          50.0      15.7
          51.0       9.0
          52.0       1.4
          53.0       1.1
          60.5       1.0
          66.0       2.1
          67.0       1.2
          75.0       1.9
          76.0      12.2
          77.0       4.2
          78.0       4.9
          79.0       1.2
          94.0       4.4
         104.0       5.4
         106.0       1.2
         122.0       2.4
         129.0       3.2
         131.0       3.1
         155.0       6.8
         156.0      17.5
         157.0       7.9
         158.0      17.2
         159.0       1.2
         172.0       1.1
         174.0       1.1
         183.0      43.0
         184.0      15.5
         185.0      43.0
         186.0      15.5
         187.0       1.0
         201.0     100.0
         202.0       7.5
         203.0      97.5
         204.0       7.1
    

400 MHz in DMSO-d6


  • 1H NMR 399.65 MHz
    C6 H4 Br N O2 0.038 g : 0.5 ml DMSO-d6
    5-bromonicotinic acid
    ChemicalStructure
        Assign.     Shift(ppm)
    A 14. B 9.046 C 8.953 D 8.420

         Hz     ppm     Int.
    

       3616.60   9.050    783
       3614.68   9.045    784
       3579.21   8.956    758
       3577.07   8.951    779
       3367.02   8.425    702
       3365.10   8.421   1000
       3362.75   8.415    685
    

in DMSO-d6



KBr disc



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