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甲酸乙烯酯

产品名称 甲酸乙烯酯

CAS号692-45-5

分子式C3H4O2

分子量72.06

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  • Mass

    MS-NW-4432          
    vinyl formate
    C3H4O2              (Mass of molecular ion:     72)
    

       Source Temperature: 240 °C
       Sample Temperature: 170 °C
       Reservoir, 75 eV
    

          13.0       2.3
          14.0       6.8
          15.0      26.5
          16.0       2.6
          18.0       4.1
          25.0       2.2
          26.0      11.6
          27.0      31.5
          28.0       4.3
          29.0      69.3
          30.0       1.1
          31.0       1.1
          41.0       2.0
          42.0      11.8
          43.0     100.0
          44.0      86.4
          45.0      15.4
          46.0       6.8
          72.0       9.8
          87.0       1.2
          89.0       1.9
    

90 MHz in CDCl3

parameter neat


  • 1H NMR 89.56 MHz
    C3 H4 O2 0.04 ml : 0.5 ml CDCl3
    vinyl formate
    ChemicalStructure
        Assign.     Shift(ppm)
    A 8.031 B 7.319 C 5.007 D 4.692

         Hz     ppm     Int.
    

        721.06   8.052    649
        720.44   8.045    918
        719.44   8.034    915
        718.81   8.027   1000
        718.06   8.018    729
        716.94   8.006    272
        666.38   7.441    576
        665.75   7.434    576
        660.13   7.371    609
        659.50   7.364    621
        652.50   7.286    643
        651.88   7.279    647
        651.31   7.273    218
        646.25   7.216    671
        456.31   5.096    588
        455.56   5.087    642
        454.50   5.075    696
        453.69   5.066    709
        442.44   4.941    513
        441.69   4.932    538
        440.63   4.920    632
        439.81   4.911    649
        425.13   4.747    611
        423.50   4.729    798
        421.63   4.708    607
        418.88   4.678    643
        417.25   4.659    786
        415.38   4.639    566
    


  • 1H NMR 300 MHz
    C3 H4 O2 neat
    vinyl formate
    ChemicalStructure
        Parameter     ppm  Hz
    D(A) 4.658 D(B) 4.955 D(C) 7.330 D(D) 8.068 J(A,B) -1.7 J(A,C) 6.4 J(A,D) 1.6 J(B,C) 13.9 J(B,D) 0.8 J(C,D) -0.7 HRUSKA,F. ET AL. CAN.J.CHEM. 43, 1942 (1965)

         Hz     ppm     Int.
    

       2421.18   8.071    944
       2420.41   8.068   1000
       2419.64   8.065    945
       2209.54   7.365    428
       2208.93   7.363    427
       2203.15   7.344    437
       2202.54   7.342    435
       2195.64   7.319    447
       2195.03   7.317    446
       2189.25   7.297    453
       2188.64   7.295    451
       1494.61   4.982    448
       1493.87   4.980    492
       1492.94   4.976    505
       1492.20   4.974    462
       1480.71   4.936    430
       1479.97   4.933    472
       1479.04   4.930    487
       1478.30   4.928    445
       1402.24   4.674    408
       1400.61   4.669    745
       1398.97   4.663    401
       1395.82   4.653    410
       1394.19   4.647    733
       1392.55   4.642    387
    

in CDCl3



liquid film