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网站主页CAS数据库列表 120-44-5更多图谱脱氧茴香偶姻(120-44-5)质谱(MS)

脱氧茴香偶姻

产品名称 脱氧茴香偶姻

CAS号120-44-5

分子式C16H16O3

分子量256.3

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  • Mass

    MS-IW-0049          
    4'-methoxy-2-(p-methoxyphenyl)acetophenone
    C16H16O3            (Mass of molecular ion:    256)
    

       Source Temperature: 160 °C
       Sample Temperature: 100 °C
       Direct, 75 eV
    

          64.0       1.5
          77.0       8.9
          78.0       1.9
          91.0       1.1
          92.0       3.8
         107.0       6.5
         121.0       8.3
         135.0     100.0
         136.0       9.2
         256.0       9.3
         257.0       1.6
    

400 MHz in CDCl3


  • 1H NMR 399.65 MHz
    C16 H16 O3 0.036 g : 0.5 ml CDCl3
    4'-methoxy-2-(p-methoxyphenyl)acetophenone
    ChemicalStructure
        Assign.     Shift(ppm)
    A 7.983 B 7.175 C 6.913 D 6.851 E 4.160 F 3.839 G 3.765

         Hz     ppm     Int.
    

       3195.19   7.995    255
       3193.12   7.990     76
       3188.23   7.978     79
       3186.16   7.973    251
       3183.35   7.966     31
       2872.07   7.187    181
       2870.36   7.183     61
       2865.48   7.170     68
       2863.40   7.165    199
       2767.33   6.925    254
       2765.14   6.919     75
       2760.38   6.907     76
       2758.30   6.902    237
       2755.37   6.895     30
       2742.31   6.862    242
       2740.11   6.857     76
       2735.60   6.845     71
       2733.52   6.840    212
       1662.84   4.161    429
       1534.30   3.840    953
       1504.64   3.765   1000
    

in CDCl3



KBr disc



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