2,3,5-Trifluorothiophene

    Parameter     ppm  Hz

      D(A)         6.119
      D(X)        -2.694
      D(Y)        14.370
      D(Z)        26.407
       J(A,X)          3.60
       J(A,Y)          0.80
       J(A,Z)          3.30
       J(X,Y)          4.85
       J(X,Z)         27.76
       J(Y,Z)         15.26
     
     CHRISTIANSEN,H. ET AL. ARK.KEMI. 30, 561 (1968)
     F-19 REFERENCE:HEXAFLUOROBENZENE.