1,5-二乙酰氧基戊烷

Mass

MS-IW-7603          
pentamethylene diacetate
C9H16O4             (Mass of molecular ion:    188)

   Source Temperature: 220 °C
   Sample Temperature: 150 °C
   Reservoir, 75 eV

      14.0       3.4
      15.0       5.1
      18.0       3.2
      27.0       3.8
      28.0       3.2
      29.0       4.7
      31.0       1.6
      39.0       6.4
      40.0       3.9
      41.0      19.9
      42.0      13.8
      43.0      98.0
      44.0       6.3
      45.0       4.0
      53.0       7.2
      54.0       1.4
      55.0       6.3
      56.0      22.7
      57.0       4.6
      58.0       5.2
      59.0       1.1
      60.0       3.3
      61.0      16.4
      65.0       1.3
      66.0       1.3
      67.0      36.7
      68.0     100.0
      69.0      16.9
      70.0       3.3
      71.0       3.6
      73.0       8.1
      83.0       1.6
      84.0       1.5
      85.0      14.5
      86.0      14.6
      87.0       2.3
      88.0       1.8
      98.0       5.5
     100.0       2.3
     101.0       5.3
     103.0       3.0
     128.0       2.5

Assign. Shift(ppm) A 4.072 B 2.050 C 1.666 D 1.438

     Hz     ppm     Int.

   1634.16   4.089    152
   1627.56   4.073    308
   1620.97   4.056    172
    819.58   2.051   1000
    681.64   1.706     32
    674.44   1.688     83
    671.63   1.681     26
    667.60   1.671    101
    662.35   1.658     33
    659.42   1.650    106
    652.83   1.634     49
    582.76   1.459     28
    580.08   1.452     42
    578.98   1.449     36
    576.17   1.442     25
    572.75   1.434     66
    570.43   1.428     28
    567.38   1.420     24
    563.60   1.411     27