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N‐Heteroarene Dianions as Antiaromatic Ligands Bridging two Lanthanocene Moieties
Author(s) -
Scholz Joachim,
Scholz Annett,
Weimann Roman,
Janiak Christoph,
Schumann Herbert
Publication year - 1994
Publication title -
angewandte chemie international edition in english
Language(s) - English
Resource type - Journals
SCImago Journal Rank - 5.831
H-Index - 550
eISSN - 1521-3773
pISSN - 0570-0833
DOI - 10.1002/anie.199411711
Subject(s) - antiaromaticity , phenazine , quinoxaline , alkali metal , bridging (networking) , chemistry , bridging ligand , catenation , metal , ligand (biochemistry) , stereochemistry , aromaticity , molecule , organic chemistry , receptor , dna , computer network , biochemistry , computer science
The quinoxaline and phenazine dianions can each be stabilized by two lanthanocene units, which leads to the novel binuclear rare‐earth complexes with short LaC and LaN contacts. These La–ligand contacts resemble those in “aromatic alkali‐metal amides”. The phenazine complex is shown on the right.