Christinat Nicolas, Scopelliti Rosario, Severin Kay
Institut des Sciences et Ingénierie Chimiques, Ecole Polytechnique Fédérale de Lausanne (EPFL), Lausanne, Switzerland.
Chem Commun (Camb). 2008 Aug 21(31):3660-2. doi: 10.1039/b805437a. Epub 2008 Jun 11.
The multicomponent reaction of 1,2-di(4-pyridyl)ethylene, catechol, 3,5-bis(trifluoromethyl)phenylboronic acid and 1,5-dinaphtho-38-crown-10 or bis-para-phenylene-34-crown-10, respectively, resulted in the formation of rotaxanes, which were characterized by X-ray crystallography.