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The Ouroborand: A Cavitand with a Coordination‐Driven Switching Device
Author(s) -
Durola Fabien,
Rebek Julius
Publication year - 2010
Publication title -
angewandte chemie international edition
Language(s) - English
Resource type - Journals
SCImago Journal Rank - 5.831
H-Index - 550
eISSN - 1521-3773
pISSN - 1433-7851
DOI - 10.1002/anie.200906753
Subject(s) - cavitand , side chain , chemistry , coordination sphere , zinc , crystallography , supramolecular chemistry , organic chemistry , crystal structure , polymer
Molecular switch : The ouroborand coordinates an internal side chain in its cavity, just as it were swallowing its own tail. The presence or absence of zinc(II) in solution switches the cavity between open and closed states to external guests (see scheme: deep blue sphere: Zn).