In:
European Journal of Inorganic Chemistry, Wiley, Vol. 2022, No. 9 ( 2022-03-29)
Kurzfassung:
In pursuit of mimicking the ubiquitous 2H1C motif in mononuclear non‐heme iron enzymes, two new bioinspired N,N,O phenolate ligands, BenzImNNO and Im Ph2 NNO , are synthesised and their coordination chemistry with zinc(II) and iron(II) is explored. BenzImNNO coordinates by means of an anionic κ 3 ‐ N,N,O donor set and readily forms homoleptic bisligated complexes, also in the presence of equimolar amounts of metal salt. In contrast, the increased steric bulk of Im Ph2 NNO promotes the formation of dinuclear complexes, [M 2 (Im Ph2 NNO) 2 (OTf) 2 ] (M=Fe, Zn), with facially opposing metal sites, as a result of its unique bridging μ 2 :κ 2 ‐N,N:κ 1 ‐O coordination mode. We investigate the robustness of the ligand's dinucleating coordination mode during oxidative transformations and demonstrate that its coordination mode is retained upon triflate substitution for a biorelevant thiophenolate co‐ligand.
Materialart:
Online-Ressource
ISSN:
1434-1948
,
1099-0682
DOI:
10.1002/ejic.v2022.9
DOI:
10.1002/ejic.202101046
Sprache:
Englisch
Verlag:
Wiley
Publikationsdatum:
2022
ZDB Id:
1475009-0