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762-04-9

亚磷酸二乙酯(762-04-9)核磁图(13CNMR)

产品名称:亚磷酸二乙酯

CAS:762-04-9

分子式:C4H11O3P

分子量: 138.1

InChI:InChI=1S/C4H11O3P/c1-3-6-8(5)7-4-2/h8H,3-4H2,1-2H3

InChIKey: MJUJXFBTEFXVKU-UHFFFAOYSA-N

Smiles:P(=O)(OCC)OCC

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    Mass

    MS-NW-3746          
    diethyl phosphite
    C4H11O3P            (Mass of molecular ion:    138)
    

       Source Temperature: 280 °C
       Sample Temperature: 180 °C
       Reservoir, 75 eV
    

          14.0       1.0
          15.0       5.6
          19.0       4.0
          26.0       4.4
          27.0      22.6
          28.0       8.2
          29.0      38.7
          30.0       1.2
          31.0      19.3
          42.0       1.3
          43.0       7.5
          44.0       1.8
          45.0      34.9
          46.0       1.7
          47.0      12.3
          48.0       1.4
          63.0       1.0
          65.0      75.3
          66.0      27.5
          67.0       2.6
          77.0       1.5
          81.0       8.1
          82.0      14.3
          83.0     100.0
          91.0       1.8
          92.0      10.1
          93.0      25.8
          94.0      13.3
          95.0       9.9
         109.0      10.6
         110.0       8.7
         111.0      80.7
         112.0       2.2
         123.0       4.5
         137.0       1.5
    

90 MHz in CDCl3

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    1H NMR 89.56 MHz
    C4 H11 O3 P 0.05 ml : 0.5 ml CDCl3
    diethyl phosphite
    ChemicalStructure
        Assign.     Shift(ppm)
    A 6.812 B 4.150 C 1.372 J(P-31,A)=691.7HZ J(P-31,B)=7.1HZ

         Hz     ppm     Int.
    

        956.03  10.675    158
        387.45   4.327     88
        380.27   4.246    319
        378.37   4.225    110
        373.24   4.168    365
        371.19   4.145    334
        368.77   4.118     37
        366.21   4.089    147
        364.09   4.066    344
        357.13   3.988    116
        264.48   2.954    157
        129.86   1.450    530
        122.83   1.372   1000
        115.72   1.293    479
    

in CDCl3

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CCl4 solution

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liquid film

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4880 A,200 M,liquid

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