Proton control of the lanthanoid single-ion magnet behavior of a double-decker complex with an indolenine-substituted annulene ligand

Two double-decker complexes with annulene ligands functionalized with indolenine groups were synthesized and characterized. The position of the proton acting as a counterion on one of the four indolenine nitrogen atoms was determined by using DFT calculations. Deprotonation and protonation of the co...

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Bibliographic Details
Main Authors: Liang, Zhifu (Author) , Damjanović, Marko (Author) , Enders, Markus (Author)
Format: Article (Journal)
Language:English
Published: May 24, 2017
In: Inorganic chemistry
Year: 2017, Volume: 56, Issue: 11, Pages: 6512-6521
ISSN:1520-510X
DOI:10.1021/acs.inorgchem.7b00626
Online Access:Verlag, Volltext: http://dx.doi.org/10.1021/acs.inorgchem.7b00626
Verlag, Volltext: https://doi.org/10.1021/acs.inorgchem.7b00626
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Author Notes:Zhifu Liang, Marko Damjanović, Mritunjoy Kamila, Goulven Cosquer, Brian K. Breedlove, Markus Enders, and Masahiro Yamashita
Description
Summary:Two double-decker complexes with annulene ligands functionalized with indolenine groups were synthesized and characterized. The position of the proton acting as a counterion on one of the four indolenine nitrogen atoms was determined by using DFT calculations. Deprotonation and protonation of the complex induced by adding a base and an acid, respectively, were monitored by using NMR spectroscopy. Moreover, a correlation among the degree of protonation of the complex, the opening of the hysteresis, and the slow relaxation time is discussed.
Item Description:Gesehen am 18.09.2018
Physical Description:Online Resource
ISSN:1520-510X
DOI:10.1021/acs.inorgchem.7b00626