128733-94-8Relevant articles and documents
Host-Guest Complexation. 53.) Functional Groups Preorganized in Hemispherands for Binding Alkali Metal and Ammonium Cations
Bryant, Judi A.,Helgeson, Roger C.,Knobler, Carolyn B.,deGrandpre, Mark P.,Cram, Donald J.
, p. 4622 - 4634 (2007/10/02)
The synthesis and free energies are reported for 10 new hemispherands (1, 2, 4, 6, 7-9, 11-13) binding alkali metal and ammonium picrate salts at 25 deg C in CDCl3 saturated with D2O.These hemispherands possess the general structure I, in which two 4-subs