2,2-Diethoxyacetophenone

Mass

MS-NW-7637          
2,2-diethoxyacetophenone
C12H16O3            (Mass of molecular ion:    208)

   Source Temperature: 260 °C
   Sample Temperature: 170 °C
   Reservoir, 75 eV

      19.0       2.1
      27.0       5.8
      28.0       2.0
      29.0      18.2
      31.0       1.6
      39.0       1.1
      45.0       2.1
      47.0     100.0
      48.0       1.2
      50.0       2.9
      51.0      10.9
      75.0      55.3
      76.0       2.9
      77.0      25.1
      78.0       2.6
      79.0      11.1
      91.0       1.8
     103.0      81.9
     104.0       5.0
     105.0      22.2
     106.0       2.2
     107.0       1.0
     135.0       7.6
     163.0       2.8

Assign. Shift(ppm) A 8.156 B 7.58 to 7.36 C 5.263 D *1 3.75 E *1 3.67 F 1.247 J(D,E)=-9.6HZ J(D,F)=7.0HZ J(E,F)=7.0HZ

     Hz     ppm     Int.

    735.81   8.216    110
    734.25   8.199    114
    732.75   8.182     54
    731.75   8.171     47
    730.19   8.154     49
    728.63   8.136     99
    728.19   8.131     96
    726.00   8.107    133
    679.13   7.583     43
    678.06   7.572     52
    674.31   7.530     96
    672.44   7.509    235
    671.44   7.498    102
    670.38   7.486    102
    668.56   7.465     53
    666.50   7.442     67
    665.44   7.431     81
    664.94   7.425     99
    664.44   7.419     96
    471.44   5.264    362
    345.19   3.855     61
    340.88   3.807     85
    338.00   3.775    173
    333.88   3.729    193
    330.81   3.694    189
    326.94   3.651    192
    323.81   3.616     86
    320.06   3.574     79
    317.31   3.543     41
    118.50   1.324    455
    111.50   1.245   1000
    104.44   1.167    393