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105-40-8

N-甲基氨基甲酸乙酯(105-40-8)质谱(MS)

分子式:C4H9NO2

分子量: 103.12

InChI:InChI=1S/C4H9NO2/c1-3-7-4(6)5-2/h3H2,1-2H3,(H,5,6)

InChIKey: SURZCVYFPAXNGN-UHFFFAOYSA-N

Smiles:C(OCC)(=O)NC

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    Mass

    MS-NW-0523          
    ethyl N-methylcarbamate
    C4H9NO2             (Mass of molecular ion:    103)
    

       Source Temperature: 260 °C
       Sample Temperature: 140 °C
       Reservoir, 75 eV
    

          14.0       1.1
          15.0      18.1
          18.0       1.3
          19.0       1.1
          26.0       3.7
          27.0      23.6
          28.0      23.2
          29.0      60.4
          30.0      53.2
          31.0      10.9
          32.0       2.8
          42.0       1.1
          43.0       3.3
          44.0      11.8
          45.0      21.1
          46.0       2.0
          56.0       4.2
          57.0       7.6
          58.0     100.0
          59.0      14.2
          60.0       5.8
          74.0      24.2
          75.0      43.1
          76.0       7.6
          88.0       2.7
         103.0      27.1
         104.0       1.5
    

90 MHz in CDCl3

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    1H NMR 89.56 MHz
    C4 H9 N O2 0.04 ml : 0.5 ml CDCl3
    ethyl N-methylcarbamate
    ChemicalStructure
        Assign.     Shift(ppm)
    A 4.8 B 4.112 C 2.780 D 1.238

         Hz     ppm     Int.
    

        379.38   4.237    130
        372.19   4.156    463
        365.06   4.077    481
        358.06   3.998    154
        249.06   2.781    415
        117.88   1.317    491
        110.81   1.238   1000
        103.69   1.158    431
    

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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