Tris(5-methyl-3-thienyl)phosphine

    Parameter     ppm  Hz

      D(A)         6.865
      D(B)         6.557
      D(C)         2.371
       J(A,B)          1.34
       J(A,C)          0.15
       J(A,X)          4.65
       J(B,C)          1.11
       J(B,X)          2.43
       J(C,X)          0.15
     
     JAKOBSEN,H.J. & BEGTRUP,M. J.MOL.SPECTROSC. 40, 276 (1971)
     J(A,C) AND J(C,X) ARE LESS THAN 0.15HZ.