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Acetaminophen

CAS103-90-2

MFC8H9NO2

MW151.16

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  • Mass

    MS-IW-3901          
    4'-hydroxyacetanilide
    C8H9NO2             (Mass of molecular ion:    151)
    

       Source Temperature: 130 °C
       Sample Temperature: 120 °C
       Direct, 75 eV
    

          15.0       1.0
          17.0       1.0
          18.0       4.7
          27.0       2.2
          28.0       1.8
          39.0       2.1
          42.0       1.1
          43.0      15.4
          51.0       1.7
          52.0       4.7
          53.0       6.3
          54.0       1.8
          55.0       1.5
          63.0       1.3
          65.0       1.5
          79.0       1.0
          80.0      12.7
          81.0       9.1
          82.0       1.7
         107.0       1.0
         108.0      11.6
         109.0     100.0
         110.0       8.0
         151.0      44.1
         152.0       4.1
    

400 MHz in DMSO-d6


  • 1H NMR 399.65 MHz
    C8 H9 N O2 0.034 g : 0.5 ml DMSO-d6
    4'-hydroxyacetanilide
    ChemicalStructure
        Assign.     Shift(ppm)
    A *1 9.66 B *1 9.14 C 7.350 D 6.688 E 1.987

         Hz     ppm     Int.
    

       3859.41   9.657    101
       3654.63   9.145    458
       2945.56   7.371     24
       2942.20   7.362    262
       2940.06   7.357     85
       2935.49   7.346     90
       2933.35   7.340    275
       2929.99   7.332     34
       2680.82   6.708     28
       2677.46   6.700    290
       2675.32   6.695     91
       2670.75   6.683     86
       2668.61   6.678    271
       2665.25   6.669     32
        794.37   1.988   1000
    

in DMSO-d6



KBr disc



nujol mull



4880 A,200 M,powder