2,2,4-三甲基环戊酮

Mass

MS-IW-9712          
2,2,4-trimethylcyclopentanone
C8H14O              (Mass of molecular ion:    126)

   Source Temperature: 230 °C
   Sample Temperature: 150 °C
   Reservoir, 75 eV

      18.0       1.8
      27.0       8.0
      28.0       3.4
      29.0       5.6
      38.0       1.1
      39.0      16.1
      40.0       4.3
      41.0      40.1
      42.0      11.7
      43.0       8.1
      50.0       1.0
      51.0       2.2
      52.0       1.0
      53.0       3.6
      54.0       1.2
      55.0      17.7
      56.0     100.0
      57.0       8.9
      65.0       2.1
      67.0       4.2
      68.0       2.3
      69.0      37.8
      70.0       6.1
      71.0       4.1
      77.0       4.0
      79.0       2.5
      81.0       1.7
      82.0      12.6
      83.0      18.3
      84.0       7.9
      85.0       1.0
      91.0       9.4
      92.0       1.0
      93.0      11.8
      94.0       1.0
      97.0       1.9
     105.0       2.0
     106.0       3.6
     107.0       1.1
     108.0       5.8
     109.0       3.1
     111.0      24.7
     112.0       2.0
     126.0      22.2
     127.0       2.3

Assign. Shift(ppm) A *1 2.496 B 2.270 C *2 1.977 D *1 1.823 E *2 1.362 F 1.123 G *3 1.073 J *3 1.015

     Hz     ppm     Int.

   1012.57   2.534     48
   1010.38   2.529     49
   1005.13   2.516     56
   1002.93   2.510     55
    994.26   2.488     54
    991.94   2.483     55
    986.82   2.470     65
    984.50   2.464     64
    922.36   2.308     30
    917.48   2.296     39
    916.02   2.293     30
    911.01   2.280     60
    910.03   2.278     43
    904.66   2.264     50
    903.69   2.262     54
    899.78   2.252     36
    898.68   2.249     31
    897.34   2.246     38
    892.46   2.234     31
    801.03   2.005     53
    798.83   1.999     53
    794.80   1.989     49
    792.60   1.984     49
    788.33   1.973     59
    786.13   1.968     58
    782.23   1.958     53
    779.91   1.952     51
    742.68   1.859    127
    731.45   1.831    114
    724.24   1.813    113
    713.01   1.785    101
    556.03   1.392     88
    544.07   1.362    112
    531.98   1.332     75
    451.90   1.131    628
    445.43   1.115    604
    429.08   1.074   1000
    405.88   1.016    852