Taming 2,2′-biimidazole ligands in trivalent chromium complexes

Author:

Chong Julien1,Benchohra Amina12ORCID,Besnard Céline3ORCID,Guénée Laure3,Rosspeintner Arnulf4ORCID,Cruz Carlos M.5ORCID,Jiménez Juan-Ramón6ORCID,Piguet Claude1ORCID

Affiliation:

1. Department of Inorganic and Analytical Chemistry, University of Geneva, 30 quai E. Ansermet, CH-1211 Geneva 4, Switzerland

2. Laboratoire CEMCA UMR, CNRS 6521, UFR Sciences and Techniques, 6, avenue Victor Le Gorgeu, 29238 Brest Cedex 3, France

3. Laboratory of Crystallography, University of Geneva, 24 quai E. Ansermet, CH-1211 Geneva 4, Switzerland

4. Department of Physical Chemistry, University of Geneva, 30 quai E. Ansermet, CH-1211 Geneva 4, Switzerland

5. Department of Organic Chemistry, Unidad de Excelencia de Química (UEQ), University of Granada, Avda. Fuente Nueva s/n, 18071 Granada, Spain

6. Departamento de Química Inorgánica, Facultad de Ciencias, Universidad de Granada and Unidad de Excelencia en Quımica (UEQ), Avda. Fuente Nueva s/n, 18071 Granada, Spain

Abstract

Moving from homoleptic [Cr(biimidazole)3]3+ toward heteroleptic [Cr(phen)2(biimidazole)]3+ restores solubility, stability and pH-dependent near infrared phosphorescence at the molecular level.

Funder

Schweizerischer Nationalfonds zur Förderung der Wissenschaftlichen Forschung

Publisher

Royal Society of Chemistry (RSC)

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