1,4-二氧螺环[4,5]癸烷(177-10-6)核磁图(¹³CNMR)

Mass

MS-NW-7541          
2,2-pentamethylene-1,3-dioxolane
C8H14O2             (Mass of molecular ion:    142)

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

      15.0       1.8
      26.0       1.1
      27.0       8.2
      28.0       3.8
      29.0       3.0
      39.0       8.0
      40.0       1.6
      41.0      14.2
      42.0      13.2
      43.0       6.4
      45.0       1.2
      53.0       2.2
      54.0       2.3
      55.0      23.1
      56.0       1.9
      67.0       2.8
      69.0       2.0
      70.0       1.5
      79.0       1.2
      81.0       2.1
      83.0       1.1
      84.0       2.6
      86.0      20.5
      87.0       1.0
      97.0       2.0
      98.0       1.4
      99.0     100.0
     100.0       7.6
     111.0       1.2
     112.0       1.7
     113.0      10.6
     142.0       7.7

Assign. Shift(ppm) A 3.93 B 1.62 to 1.57 C 1.41

     Hz     ppm     Int.

   1572.02   3.934   1000
    650.39   1.628     58
    647.46   1.621     65
    641.60   1.606    212
    637.94   1.597    657
    634.89   1.589    561
    625.85   1.566     54
    622.92   1.559     34
    566.65   1.418     63
    563.60   1.411     77
    561.04   1.404     80
    557.74   1.396     70
    551.88   1.381     29