N-甲基氨基甲酸乙酯

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

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