4-异丁基苯乙酮

Mass

MS-IW-3667          
4'-isobutylacetophenone
C12H16O             (Mass of molecular ion:    176)

   Source Temperature: 220 °C
   Sample Temperature: 160 °C
   Reservoir, 75 eV

      27.0       3.8
      39.0       4.8
      41.0       6.6
      43.0      40.8
      44.0       1.1
      50.0       1.6
      51.0       3.8
      55.0       1.5
      58.0       1.3
      63.0       3.5
      64.0       1.4
      65.0       4.4
      72.0       1.2
      76.0       1.1
      77.0       5.1
      78.0       1.3
      79.0       1.9
      89.0       6.3
      90.0      11.3
      91.0      21.2
      92.0       3.4
     103.0       2.3
     104.0       1.0
     105.0      14.0
     106.0       1.2
     115.0       4.2
     116.0       1.3
     117.0       1.5
     118.0       6.3
     119.0      13.5
     120.0       1.2
     131.0       1.1
     133.0      17.0
     134.0      26.6
     135.0       2.6
     145.0       1.3
     147.0       3.6
     161.0     100.0
     162.0      12.4
     176.0      34.0
     177.0       4.6

Assign. Shift(ppm) A 7.872 B 7.219 C 2.562 D 2.518 E 1.886 F 0.901

     Hz     ppm     Int.

   3152.34   7.888     45
   3150.51   7.884    254
   3148.56   7.879     92
   3143.92   7.867     93
   3141.97   7.862    255
   3140.14   7.858     53
   2891.36   7.235     43
   2889.53   7.231    236
   2887.45   7.225     80
   2882.93   7.214     79
   2881.47   7.210    191
   2880.98   7.209    218
   2879.15   7.205     44
   1026.86   2.570     54
   1024.17   2.563   1000
   1010.25   2.528    245
   1003.05   2.510    256
    768.92   1.924     30
    761.84   1.907     55
    755.13   1.890     72
    748.54   1.873     58
    363.65   0.910    867
    356.93   0.894    828