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Title: Rigidochromism of tetranuclear Cu( i )–pyrazolate macrocycles: steric crowding with trifluoromethyl groups

Journal Article · · ChemComm
DOI: https://doi.org/10.1039/D4CC04259J · OSTI ID:2447179
ORCiD logo [1]; ORCiD logo [1]; ORCiD logo [2]; ORCiD logo [1]; ORCiD logo [3]
  1. James and Margaret Tarpo Department of Chemistry, Purdue University, West Lafayette, Indiana 47907, USA
  2. Department of Physics and Astronomy, Purdue University, West Lafayette, Indiana 47907, USA
  3. James and Margaret Tarpo Department of Chemistry, Purdue University, West Lafayette, Indiana 47907, USA, School of Materials Engineering, Purdue University, West Lafayette, Indiana 47907, USA
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Introducing CF 3 between two t Bu groups creates steric crowding that destabilizes the conformations of copper–pyrazolate tetramers. The impact of conformational behavior on luminescence is examined by low-temperature X-ray and photophysical studies.

Sponsoring Organization:
USDOE
Grant/Contract Number:
NONE; SC0018239
OSTI ID:
2447179
Journal Information:
ChemComm, Journal Name: ChemComm Journal Issue: 80 Vol. 60; ISSN CHCOFS; ISSN 1359-7345
Publisher:
Royal Society of Chemistry (RSC)Copyright Statement
Country of Publication:
United Kingdom
Language:
English

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Trifluoromethyl Thianthrenium Triflate: A Readily Available Trifluoromethylating Reagent with Formal CF3+, CF3•, and CF3– Reactivity journal May 2021
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Efficient X-ray luminescence imaging with ultrastable and eco-friendly copper(I)-iodide cluster microcubes journal June 2023
Interaction of a trinuclear copper(i) pyrazolate with alkynes and carbon–carbon triple bond activation journal January 2019
Brightly phosphorescent tetranuclear copper(i) pyrazolates journal January 2019
Construction of extended networks with a trimeric pyrazole synthonElectronic supplementary information (ESI) available: details for preparations, solvent-dependent polymorphism and pseudopolymorphism of the compound, crystal structure determination and refinement . See http://www.rsc.org/suppdata/cc/b2/b212540d/ journal February 2003
Pyrazoles and pyrazolides—flexible synthons in self-assembly journal January 2009
Remarkable Alteration of Photophysical Properties of Cyclic Trinuclear Complexes of Monovalent Coinage Metals upon Interactions with Small Organic Molecules journal May 2012
Highly efficient sky blue electroluminescence from ligand-activated copper iodide clusters: Overcoming the limitations of cluster light-emitting diodes journal June 2019
Eliminating nonradiative decay in Cu(I) emitters: >99% quantum efficiency and microsecond lifetime journal February 2019

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