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Bond‐Stretch Isomerism: Trapped Isomeric Structures of Hexacoordinate Copper( II ) Bispidine Chromophores along a Jahn–Teller Active Vibrational Coordinate
Author(s) -
Comba Peter,
Hauser Andreas,
Kerscher Marion,
Pritzkow Hans
Publication year - 2003
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.200351900
Subject(s) - hexacoordinate , chromophore , copper , jahn–teller effect , chemistry , crystallography , stereochemistry , photochemistry , organic chemistry , ion , silicon
The long and the short of it : Copper( II ) complexes of the pentadentate bispidine ligands exist in two isomeric forms (see structure) with bond‐length differences up to 0.5 Å. The stabilization of either isomer may be achieved by a variation of the substituent at N7.