Premium
Synthesis and Stereochemical Consequences of Protonation of a Bishomodihydrotetraaza[14]annulene: A New Macrocyclic Complex Ligand
Author(s) -
Quast Helmut,
Stawitz Josef,
Peters Karl,
von Schnering Hans Georg
Publication year - 1978
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.197807652
Subject(s) - annulene , dication , protonation , delocalized electron , chemistry , derivative (finance) , ligand (biochemistry) , ion , metal ions in aqueous solution , stereochemistry , metal , computational chemistry , crystallography , photochemistry , organic chemistry , biochemistry , receptor , financial economics , economics
Far‐reaching structural changes occur on protonation of the tetraaza[14] annulene derivative (2) : the cyclic dication is shown by X‐ray analysis to posses two separate “open” 6π systems with extensively delocalized charge. (2) forms complexes with metal ions, e.g. with Ni 2+ .