Ziganshin M.; Yakimova L.; Khayarov K.; Gorbatchuk V.; Vysotsky M.; Böhmer V.
(2006)
A solid powder of hydrogen bonded dimers of a tetraurea calix[4]arene is able to exchange the encapsulated guest in contact with the vapor of a second guest. The molecules of a guest-free powder obtained from a polar solvent ...