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网站主页CAS数据库列表 6421-04-1更多图谱氧化偶氮苯-4,4'-二羧酸二乙酯(6421-04-1)核磁图(13CNMR)

氧化偶氮苯-4,4'-二羧酸二乙酯

产品名称 氧化偶氮苯-4,4'-二羧酸二乙酯

CAS号6421-04-1

分子式C18H18N2O5

分子量342.35

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  • Mass

    MS-NW-8048          
    diethyl 4,4'-azoxydibenzoate
    C18H18N2O5          (Mass of molecular ion:    342)
    

       Source Temperature: 190 °C
       Sample Temperature: 170 °C
       Direct, 75 eV
    

          18.0       1.7
          27.0       2.4
          28.0       2.6
          29.0      20.0
          39.0       3.0
          50.0       3.1
          51.0       1.9
          63.0       4.7
          64.0       3.3
          65.0      21.2
          66.0       1.3
          75.0       5.8
          76.0      11.5
          77.0       5.5
          78.0       1.4
          79.0       1.9
          81.0       1.5
          89.0       1.5
          90.0       4.5
          91.0       4.3
          92.0       3.5
          93.0       8.2
         103.0      33.2
         104.0      13.0
         105.0       2.0
         107.0       2.2
         108.0       1.2
         109.0       5.7
         117.0       2.8
         118.0       3.4
         119.0       2.5
         120.0       1.6
         121.0      19.0
         122.0       1.9
         126.0       4.6
         135.0       4.3
         137.0       7.0
         141.0       1.2
         149.0     100.0
         150.0      10.2
         151.0       1.4
         152.0       1.1
         153.0       1.6
         163.0       3.1
         165.0       7.9
         166.0       1.3
         168.0       2.0
         169.0       3.6
         177.0      17.5
         178.0       1.9
         179.0       1.4
         193.0       3.6
         195.0       1.2
         196.0       1.0
         212.0       1.1
         213.0       2.6
         240.0       1.4
         241.0       4.4
         242.0       1.0
         268.0       1.9
         269.0       3.3
         281.0       3.5
         285.0       3.9
         286.0       1.2
         297.0      10.9
         298.0       2.2
         314.0       6.0
         315.0       1.2
         326.0      11.3
         327.0       2.4
         341.0       2.2
         342.0      30.5
         343.0       6.4
         344.0       1.0
    

400 MHz in CDCl3


  • 1H NMR 399.65 MHz
    C18 H18 N2 O5 0.041 g : 0.5 ml CDCl3
    diethyl 4,4'-azoxydibenzoate
    ChemicalStructure
        Assign.     Shift(ppm)
    A 8.372 B 8.19 C *1 8.18 D *1 8.158 E *2 4.431 F *2 4.409 G *3 1.433 J *3 1.421

         Hz     ppm     Int.
    

       3353.03   8.390     71
       3350.83   8.385    389
       3348.88   8.380    147
       3346.80   8.375     34
       3343.87   8.367    159
       3341.92   8.363    498
       3339.72   8.357     88
       3280.15   8.208    117
       3278.08   8.203    556
       3276.37   8.199    248
       3270.87   8.185    262
       3268.31   8.178    802
       3263.31   8.166    709
       3260.99   8.160    139
       3256.59   8.149     83
       3255.00   8.145    118
       3254.27   8.143    158
       1781.74   4.459    142
       1774.66   4.441    442
       1772.71   4.436    184
       1767.46   4.423    471
       1765.50   4.418    462
       1760.25   4.405    183
       1758.42   4.400    440
       1751.22   4.382    142
        580.08   1.452    474
        574.95   1.439    534
        573.00   1.434   1000
        567.87   1.421    986
        565.92   1.417    525
        560.67   1.403    453
    

in CDCl3



KBr disc



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