甲基丙烯酸乙酯

Mass

MS-NW-4267          
ethyl methacrylate
C6H10O2             (Mass of molecular ion:    114)

   Source Temperature: 250 °C
   Sample Temperature: 180 °C
   Reservoir, 75 eV

      15.0       3.1
      26.0       2.7
      27.0      11.7
      28.0       1.9
      29.0      35.0
      30.0       1.0
      31.0       1.3
      37.0       1.2
      38.0       2.7
      39.0      28.5
      40.0       9.8
      41.0      96.4
      42.0       9.6
      43.0       3.6
      45.0      10.2
      55.0       2.6
      57.0       1.3
      58.0       3.8
      68.0       5.0
      69.0     100.0
      70.0       8.8
      71.0       2.7
      85.0       1.8
      86.0      20.2
      87.0       2.7
      96.0       2.7
      99.0      13.5
     113.0       1.7
     114.0      12.1

Assign. Shift(ppm) A 6.097 B 5.543 C 4.205 D 1.943 E 1.304 J(A,B)=1.7HZ J(A,D)=-1.0HZ J(B,D)=-1.6HZ

     Hz     ppm     Int.

    548.50   6.125     50
    547.50   6.114    145
    546.50   6.103    170
    545.75   6.094    177
    544.75   6.083    158
    543.75   6.072     55
    499.69   5.580     46
    498.13   5.562    168
    496.44   5.544    239
    494.81   5.525    166
    493.19   5.507     46
    387.44   4.327    112
    380.25   4.246    453
    373.13   4.167    474
    366.06   4.088    133
    175.38   1.959    592
    174.38   1.948    675
    173.81   1.941    688
    172.81   1.930    635
    123.69   1.382    462
    116.69   1.303   1000
    109.50   1.223    406