Synthesis, X-ray structure and binding properties of molecular clips based on dimethylpropanediurea
Jansen RJ, Rowan AE, de Gelder R, Scheeren HW, Nolte RJM
CHEMICAL COMMUNICATIONS (1): 121-122 JAN 7 1998

Abstract:
New concave host molecules show strong noncovalent binding of hydroxybenzene derivatives by an induced fit mechanism (K-a up to 3.4 x 10(6) dm(3) mol(-1)).