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1-溴-2,5-二甲氧基苯

产品名称 1-溴-2,5-二甲氧基苯

CAS号25245-34-5

分子式C8H9BrO2

分子量217.06

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  • Mass

    MS-NW-9961          
    2-bromo-1,4-dimethoxybenzene
    C8H9BrO2            (Mass of molecular ion:    216)
    

       Source Temperature: 220 °C
       Sample Temperature: 160 °C
       Reservoir, 75 eV
    

          15.0       2.4
          26.0       1.6
          28.0       1.8
          29.0       1.0
          37.0       1.5
          38.0       1.9
          39.0       3.5
          50.0       5.4
          51.0      12.7
          52.0       1.2
          53.0      14.0
          54.0       2.6
          61.0       3.0
          62.0       7.3
          63.0      18.4
          64.0       6.0
          65.0      11.5
          66.0      11.0
          74.0       2.9
          75.0       3.0
          76.0       1.8
          77.0       9.6
          78.0       3.4
          79.0      25.2
          80.0       1.7
          82.0       1.3
          91.0       1.0
          92.0       7.1
          93.0       1.7
          94.0       1.8
         107.0      26.8
         108.0       2.8
         109.0       1.0
         122.0       5.4
         131.0       1.1
         142.0       1.4
         143.0       1.2
         144.0       1.4
         155.0       1.0
         157.0       1.9
         158.0       1.9
         159.0       1.0
         160.0       1.9
         170.0       2.8
         172.0       2.8
         173.0      19.6
         174.0       1.4
         175.0      19.0
         176.0       1.2
         187.0       1.3
         201.0     100.0
         202.0       8.5
         203.0      98.2
         204.0       8.2
         216.0      94.0
         217.0       8.3
         218.0      90.9
         219.0       8.1
    

400 MHz in CDCl3


  • 1H NMR 399.65 MHz
    C8H9BrO2 0.05 ml : 0.5 ml CDCl3
    2-bromo-1,4-dimethoxybenzene
    ChemicalStructure
        Assign.     Shift(ppm)
    A 7.102 B 6.79 C * 3.800 D * 3.719

         Hz     ppm     Int.
    

       2840.70   7.106    195
       2839.85   7.104    190
       2838.26   7.100    183
       2837.53   7.098    175
       2723.27   6.812     51
       2714.60   6.791    383
       2713.87   6.789    447
       2711.19   6.782    256
       2704.59   6.766     27
       2702.15   6.760     39
       1590.34   3.978     10
       1557.26   3.896     10
       1519.29   3.801   1000
       1492.31   3.733     51
       1486.58   3.719    990
       1445.93   3.617     10
       1413.34   3.536     10
    

in CDCl3



liquid film