环己烯巴比妥

    Assign.     Shift(ppm)

      A             9.62
      B             5.825
      C             2.213
      D             2.08
      E             2.00
      F             1.606
      G             1.536
      J             0.877
  

       ppm   Int.  Assign.

      171.52  1000      1
      149.85   565      2
      134.11   690      3
      127.19   709      4
       62.81   685      5
       26.89   446      6
       25.58   664      7 *
       25.43   755      8 *
       22.72   669      9 #
       21.52   659     10 #
        9.64   593     11