HEXOBARBITAL

    Assign.     Shift(ppm)

      A             9.02
      B             5.746
      C             3.294
      D     *1      2.07
      E     *1      1.93
      F             1.615
      G             1.58
  

       ppm   Int.  Assign.

      171.83   855      1 *
      171.18   790      2 *
      150.66   795      3
      134.79   970      4
      126.38   945      5
       57.41  1000      6
       28.15   485      7
       25.49   785      8 #
       25.04   800      9 #
       22.71   830     10 #
       21.51   715     11 #
       19.58   525     12