Adaptive Coordination-Driven Supramolecular Syntheses toward New Polymetallic Cu(I) Luminescent Assemblies
Author(s) -
Sloane Evariste,
Ali Moustafa Khalil,
Mehdi Elsayed Moussa,
Alan KwunWa Chan,
Eugene YauHin Hong,
HokLai Wong,
Boris Le Guennic,
Guillaume Calvez,
Karine Costuas,
Vivian WingWah Yam,
Christophe Lescop
Publication year - 2018
Publication title -
journal of the american chemical society
Language(s) - English
Resource type - Journals
SCImago Journal Rank - 7.115
H-Index - 612
eISSN - 1520-5126
pISSN - 0002-7863
DOI - 10.1021/jacs.8b06901
Subject(s) - chemistry , supramolecular chemistry , luminescence , coordination complex , nanotechnology , combinatorial chemistry , molecule , organic chemistry , metal , optoelectronics , physics , materials science
A thermally activated delayed fluorescence (TADF) tetrametallic Cu(I) metallacycle A behaves as a conformationally adaptive preorganized precursor to afford, through straightforward and rational coordination-driven supramolecular processes, a variety of room-temperature solid-state luminescent polymetallic assemblies. Reacting various cyano-based building blocks with A, a homometallic Cu(I) 1D-helical coordination polymer C and Cu 8 M discrete circular heterobimetallic assemblies D M (M = Ni, Pd, Pt) are obtained. Their luminescence behaviors are studied, revealing notably the crucial impact of the spin-orbit coupling offered by the central M metal center on the photophysical properties of the heterobimetallic D M derivatives.
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