title: Selective N-Protection of a Tetraamino Calix[4]arene Tetraether.
authors.affiliation: Fachbereich Chemie und Pharmazie, Abeilung Lehramt Chemie, Johannes Gutenberg-Universität, Duesberg-Weg 10-14, D-55099 Mainz, Germany.
authors.forename: Mohamed
authors.initials: M
authors.lastname: Saadioui
authors.forename: Alexander
authors.initials: A
authors.lastname: Shivanyuk
authors.forename: Volker
authors.initials: V
authors.lastname: Böhmer
authors.forename: Walter
authors.initials: W
authors.lastname: Vogt