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99-81-0

2-溴-4'-硝基苯乙酮(99-81-0)质谱(MS)

分子式:C8H6BrNO3

分子量: 244.04

InChI:InChI=1S/C8H6BrNO3/c9-5-8(11)6-1-3-7(4-2-6)10(12)13/h1-4H,5H2

InChIKey: MBUPVGIGAMCMBT-UHFFFAOYSA-N

Smiles:C(=O)(C1=CC=C([N+]([O-])=O)C=C1)CBr

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    Mass

    MS-IW-0092          
    2-bromo-4'-nitroacetophenone
    C8H6BrNO3           (Mass of molecular ion:    243)
    

       Source Temperature: 180 °C
       Sample Temperature: 110 °C
       Direct, 75 eV
    

          18.0       1.3
          30.0       2.0
          42.0       1.4
          50.0       5.2
          51.0       1.1
          63.0       1.8
          64.0       1.7
          74.0       1.9
          75.0       3.3
          76.0       7.6
          78.0       1.3
          89.0       2.8
          90.0       2.0
          92.0       5.3
         104.0      17.5
         105.0       1.4
         120.0       7.4
         134.0       1.6
         150.0     100.0
         151.0       8.2
         243.0       2.0
         245.0       1.9
    

400 MHz in CDCl3

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    1H NMR 399.65 MHz
    C8 H6 Br N O3 0.033 g : 0.5 ml CDCl3
    2-bromo-4'-nitroacetophenone
    ChemicalStructure
        Assign.     Shift(ppm)
    A 8.354 B 8.173 C 4.482

         Hz     ppm     Int.
    

       3346.07   8.373     44
       3343.87   8.367    267
       3341.80   8.362     97
       3336.91   8.350    112
       3334.72   8.345    338
       3332.64   8.339     54
       3272.83   8.190     59
       3270.75   8.185    340
       3268.55   8.179    110
       3263.67   8.167    100
       3261.60   8.162    277
       3259.40   8.156     39
       1791.26   4.483   1000
    

in CDCl3

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KBr disc

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nujol mull

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