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Lord of the Rings: An Octameric Lanthanum Pyrazolonate Cluster
Author(s) -
Xu Jide,
Raymond Kenneth N.
Publication year - 2000
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 - 10.1002/1521-3773(20000804)39:15<2745::aid-anie2745>3.0.co;2-q
Subject(s) - lanthanum , supramolecular chemistry , ring (chemistry) , cluster (spacecraft) , chemistry , crystallography , stereochemistry , computer science , inorganic chemistry , crystal structure , organic chemistry , programming language
An octanuclear supramolecular assembly comprising La ions in a square antiprismatic array is found in [La 8 L]. The eight nine‐coordinate lanthanum centers are coordinated here by eight rigid C 3 ‐symmetric pyrazolone ligands L 1 to give an extraordinary ring architecture (see picture).