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网站主页CAS数据库列表 1741-41-9更多图谱异丁醛二乙基乙缩醛(1741-41-9)核磁图(1HNMR)

异丁醛二乙基乙缩醛

产品名称 异丁醛二乙基乙缩醛

CAS号1741-41-9

分子式C8H18O2

分子量146.23

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  • Mass

    MS-IW-3553          
    isobutyraldehyde diethyl acetal
    C8H18O2             (Mass of molecular ion:    146)
    

       Source Temperature: 220 °C
       Sample Temperature: 160 °C
       Reservoir, 75 eV
    

          15.0       2.7
          18.0       1.1
          19.0       2.8
          26.0       2.8
          27.0      26.4
          28.0       7.2
          29.0      42.9
          30.0       2.0
          31.0      24.2
          39.0       8.3
          40.0       1.5
          41.0      23.5
          42.0       7.9
          43.0      70.0
          44.0       3.8
          45.0      32.5
          46.0       4.7
          47.0      84.9
          48.0       1.3
          53.0       1.1
          55.0      30.5
          56.0       4.3
          57.0      14.3
          58.0       1.6
          59.0       2.1
          61.0       1.2
          70.0       1.3
          71.0      21.2
          72.0       8.7
          73.0      95.3
          74.0       5.3
          75.0      81.0
          76.0       2.8
          85.0       2.0
          88.0       5.3
          89.0       5.2
         100.0       3.4
         101.0      80.9
         102.0       5.4
         103.0     100.0
         104.0       6.3
         116.0       5.1
         117.0       1.3
    

400 MHz in CDCl3


  • 1H NMR 399.65 MHz
    C8 H18 O2 0.05 ml : 0.5 ml CDCl3
    isobutyraldehyde diethyl acetal
    ChemicalStructure
        Assign.     Shift(ppm)
    A 4.097 B *1 3.663 C *1 3.501 D 1.875 E 1.206 F 0.919 J(B,C)=-9.6HZ

         Hz     ppm     Int.
    

       1641.08   4.107    175
       1634.22   4.090    175
       1479.95   3.704     57
       1472.93   3.686    164
       1470.49   3.680     76
       1465.91   3.668    166
       1463.47   3.662    206
       1458.74   3.651     64
       1456.45   3.645    206
       1449.43   3.627     72
       1414.18   3.539     64
       1407.17   3.522    190
       1404.72   3.515     58
       1400.15   3.504    194
       1397.71   3.498    149
       1392.97   3.486     72
       1390.53   3.480    148
       1383.51   3.462     52
        759.74   1.902     63
        753.02   1.885    106
        746.31   1.868    107
        739.44   1.851     67
        489.20   1.225    680
        486.60   1.218     49
        482.18   1.207   1000
        475.01   1.189    631
        370.79   0.928    867
        363.92   0.911    830
    

in CDCl3



liquid film