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N,N ',N '' versus N,N ',O imine-containing coordination motifs: ligand-directed synthesis of mono-nuclear and binuclear Cu-II compounds

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Author(s):
Ferraz de Paiva, Raphael Enoque ; Nakahata, Douglas Hideki ; de Carvalho, Marcos Alberto ; Goulart Bergamini, Fernando Rodrigues ; Corbi, Pedro Paulo
Total Authors: 5
Document type: Journal article
Source: ACTA CRYSTALLOGRAPHICA SECTION E-CRYSTALLOGRAPHIC COMMUNICATIONS; v. 73, p. 14-pg., 2017-10-01.
Abstract

It is demonstrated here that tridentate imine ligands can control the nuclearity of copper(II) complexes based on the donor atoms present in the ligand. The N, N ', N ''-donating imine ligand led to a mononuclear compound, namely dichlorido[N, N-dimethyl-N '-(pyridin-2-ylmethylidene) ethane-1,2-diamine]copper(II) monohydrate, [CuCl2(C10H15N3)]center dot H2O,1, while the N, N ', O-donating imine ligand produced a binuclear metal complex, namely mu(2)-chloridodichlorido(mu(2)-2-{[2-(dimethylamino) ethyl] iminomethyl} phenolato)(N, N-dimethylethylenediamine) dicopper(II) 0.11-hydrate, [Cu-2(C11H15N2O) Cl-3(C4H12N2)] 0.11H(2)O, 2. The structure of 2 is a remarkable example of a binuclear copper(II) complex containing a single substituted 2-iminomethylphenolate ligand that has two copper(II) sites in square-pyramidal coordination. (AU)

FAPESP's process: 15/20882-3 - Metal complexes of sulfamethoxydiazine and sulfadimethoxine: synthesis, characterization and applications as antimicrobial agents for topical use
Grantee:Douglas Hideki Nakahata
Support Opportunities: Scholarships in Brazil - Doctorate
FAPESP's process: 15/25114-4 - Synthesis of New Ag(I), Cu(II), Pd(II) and Pt(II) complexes based on sulfonamides and derivatives: antibacterial activities and application prospects on skin critically colonized wounds.
Grantee:Pedro Paulo Corbi
Support Opportunities: Regular Research Grants