Solov'eva S.; Omran A.; Gruener M.; Habicher W.; Antipin I.; Konovalov A.
(2006)
Template effect of alkali metal ions was employed to prepare three isomers of tetraamide of p-tert-butylthiacalix[4]arene: cone, partial cone and 1,3-alternate. It was demonstrated that pre-organization of four amide ...