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4,4'-二乙酰联苯

产品名称 4,4'-二乙酰联苯

CAS号787-69-9

分子式C16H14O2

分子量238.28

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  • Mass

    MS-NW-9401          
    4,4'-diacetylbiphenyl
    C16H14O2            (Mass of molecular ion:    238)
    

       Source Temperature: 210 °C
       Sample Temperature: 120 °C
       Direct, 75 eV
    

          15.0       1.2
          17.0       1.4
          18.0       7.2
          28.0       1.2
          39.0       1.0
          43.0      86.2
          44.0       2.0
          50.0       1.6
          51.0       1.9
          63.0       4.1
          74.0       1.4
          75.0       2.8
          76.0      11.4
          76.5       1.3
          77.0       1.4
          82.0       1.2
          90.0       4.7
         102.0       1.0
         104.0       8.0
         104.5       1.2
         126.0       2.7
         150.0       3.9
         151.0       8.3
         152.0      17.1
         153.0       7.3
         165.0       4.0
         166.0       2.2
         180.0       3.8
         195.0       2.8
         223.0     100.0
         224.0      16.5
         225.0       1.7
         238.0      47.0
         239.0       8.5
    

400 MHz in CDCl3


  • 1H NMR 399.65 MHz
    C16 H14 O2 0.030 g : 0.5 ml CDCl3
    4,4'-diacetylbiphenyl
    ChemicalStructure
        Assign.     Shift(ppm)
    A 8.056 B 7.719 C 2.649

         Hz     ppm     Int.
    

       3226.56   8.074     25
       3224.61   8.069    179
       3222.66   8.064     63
       3218.02   8.053     63
       3215.94   8.047    222
       3214.11   8.043     37
       3091.31   7.736     30
       3089.36   7.731    202
       3087.40   7.726     68
       3082.76   7.714     59
       3080.69   7.709    194
       3078.86   7.704     30
       1058.72   2.650   1000
    

in CDCl3



KBr disc



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