1，4-二甲基萘

Mass

MS-NW-5165          
1,4-dimethylnaphthalene
C12H12              (Mass of molecular ion:    156)

   Source Temperature: 250 °C
   Sample Temperature: 190 °C
   Reservoir, 75 eV

      27.0       1.6
      39.0       2.9
      50.0       2.0
      51.0       5.3
      57.5       1.9
      62.0       1.6
      63.0       5.0
      64.0       3.5
      65.0       1.2
      70.5       3.5
      74.0       1.9
      75.0       2.4
      76.0       6.3
      76.5       1.4
      77.0       7.1
      78.0       3.9
      87.0       1.1
      89.0       1.7
     102.0       1.5
     115.0      13.2
     116.0       1.8
     126.0       1.4
     127.0       5.4
     128.0       9.0
     129.0       4.6
     139.0       4.7
     140.0       1.2
     141.0      76.9
     142.0       9.5
     147.0       1.3
     151.0       2.3
     152.0       7.6
     153.0       8.6
     154.0       4.1
     155.0      22.7
     156.0     100.0
     157.0      13.1
     161.0       1.2
     162.0       2.1

Assign. Shift(ppm) A 7.974 B 7.497 C 7.177 D 2.637

     Hz     ppm     Int.

    720.00   8.040     87
    716.69   8.003     87
    713.81   7.971     64
    713.31   7.965     62
    710.25   7.931    130
    675.69   7.545    126
    672.63   7.511     67
    669.25   7.473     85
    665.94   7.436     85
    642.88   7.179    259
    236.19   2.638   1000